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xemu/target-ppc/translate.c
blueswir1 bf14b1cef1 Implment tlbiel 
Linux uses tlbiel to flush TLB entries in PPC64 mode. This special TLB
flush opcode only flushes an entry for the CPU it runs on, not across
all CPUs in the system.

Signed-off-by: Alexander Graf <alex@csgraf.de>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6749 c046a42c-6fe2-441c-8c8c-71466251a162
2009-03-07 20:52:22 +00:00

8424 lines
310 KiB
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/*
* PowerPC emulation for qemu: main translation routines.
*
* Copyright (c) 2003-2007 Jocelyn Mayer
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA
*/
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
#include "cpu.h"
#include "exec-all.h"
#include "disas.h"
#include "tcg-op.h"
#include "qemu-common.h"
#include "host-utils.h"
#include "helper.h"
#define GEN_HELPER 1
#include "helper.h"
#define CPU_SINGLE_STEP 0x1
#define CPU_BRANCH_STEP 0x2
#define GDBSTUB_SINGLE_STEP 0x4
/* Include definitions for instructions classes and implementations flags */
//#define DO_SINGLE_STEP
//#define PPC_DEBUG_DISAS
//#define DO_PPC_STATISTICS
#ifdef PPC_DEBUG_DISAS
# define LOG_DISAS(...) qemu_log_mask(CPU_LOG_TB_IN_ASM, ## __VA_ARGS__)
#else
# define LOG_DISAS(...) do { } while (0)
#endif
/*****************************************************************************/
/* Code translation helpers */
/* global register indexes */
static TCGv_ptr cpu_env;
static char cpu_reg_names[10*3 + 22*4 /* GPR */
#if !defined(TARGET_PPC64)
+ 10*4 + 22*5 /* SPE GPRh */
#endif
+ 10*4 + 22*5 /* FPR */
+ 2*(10*6 + 22*7) /* AVRh, AVRl */
+ 8*5 /* CRF */];
static TCGv cpu_gpr[32];
#if !defined(TARGET_PPC64)
static TCGv cpu_gprh[32];
#endif
static TCGv_i64 cpu_fpr[32];
static TCGv_i64 cpu_avrh[32], cpu_avrl[32];
static TCGv_i32 cpu_crf[8];
static TCGv cpu_nip;
static TCGv cpu_msr;
static TCGv cpu_ctr;
static TCGv cpu_lr;
static TCGv cpu_xer;
static TCGv cpu_reserve;
static TCGv_i32 cpu_fpscr;
static TCGv_i32 cpu_access_type;
#include "gen-icount.h"
void ppc_translate_init(void)
{
int i;
char* p;
static int done_init = 0;
if (done_init)
return;
cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
p = cpu_reg_names;
for (i = 0; i < 8; i++) {
sprintf(p, "crf%d", i);
cpu_crf[i] = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUState, crf[i]), p);
p += 5;
}
for (i = 0; i < 32; i++) {
sprintf(p, "r%d", i);
cpu_gpr[i] = tcg_global_mem_new(TCG_AREG0,
offsetof(CPUState, gpr[i]), p);
p += (i < 10) ? 3 : 4;
#if !defined(TARGET_PPC64)
sprintf(p, "r%dH", i);
cpu_gprh[i] = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUState, gprh[i]), p);
p += (i < 10) ? 4 : 5;
#endif
sprintf(p, "fp%d", i);
cpu_fpr[i] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUState, fpr[i]), p);
p += (i < 10) ? 4 : 5;
sprintf(p, "avr%dH", i);
#ifdef WORDS_BIGENDIAN
cpu_avrh[i] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUState, avr[i].u64[0]), p);
#else
cpu_avrh[i] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUState, avr[i].u64[1]), p);
#endif
p += (i < 10) ? 6 : 7;
sprintf(p, "avr%dL", i);
#ifdef WORDS_BIGENDIAN
cpu_avrl[i] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUState, avr[i].u64[1]), p);
#else
cpu_avrl[i] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUState, avr[i].u64[0]), p);
#endif
p += (i < 10) ? 6 : 7;
}
cpu_nip = tcg_global_mem_new(TCG_AREG0,
offsetof(CPUState, nip), "nip");
cpu_msr = tcg_global_mem_new(TCG_AREG0,
offsetof(CPUState, msr), "msr");
cpu_ctr = tcg_global_mem_new(TCG_AREG0,
offsetof(CPUState, ctr), "ctr");
cpu_lr = tcg_global_mem_new(TCG_AREG0,
offsetof(CPUState, lr), "lr");
cpu_xer = tcg_global_mem_new(TCG_AREG0,
offsetof(CPUState, xer), "xer");
cpu_reserve = tcg_global_mem_new(TCG_AREG0,
offsetof(CPUState, reserve), "reserve");
cpu_fpscr = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUState, fpscr), "fpscr");
cpu_access_type = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUState, access_type), "access_type");
/* register helpers */
#define GEN_HELPER 2
#include "helper.h"
done_init = 1;
}
/* internal defines */
typedef struct DisasContext {
struct TranslationBlock *tb;
target_ulong nip;
uint32_t opcode;
uint32_t exception;
/* Routine used to access memory */
int mem_idx;
int access_type;
/* Translation flags */
int le_mode;
#if defined(TARGET_PPC64)
int sf_mode;
#endif
int fpu_enabled;
int altivec_enabled;
int spe_enabled;
ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */
int singlestep_enabled;
} DisasContext;
struct opc_handler_t {
/* invalid bits */
uint32_t inval;
/* instruction type */
uint64_t type;
/* handler */
void (*handler)(DisasContext *ctx);
#if defined(DO_PPC_STATISTICS) || defined(PPC_DUMP_CPU)
const char *oname;
#endif
#if defined(DO_PPC_STATISTICS)
uint64_t count;
#endif
};
static always_inline void gen_reset_fpstatus (void)
{
#ifdef CONFIG_SOFTFLOAT
gen_helper_reset_fpstatus();
#endif
}
static always_inline void gen_compute_fprf (TCGv_i64 arg, int set_fprf, int set_rc)
{
TCGv_i32 t0 = tcg_temp_new_i32();
if (set_fprf != 0) {
/* This case might be optimized later */
tcg_gen_movi_i32(t0, 1);
gen_helper_compute_fprf(t0, arg, t0);
if (unlikely(set_rc)) {
tcg_gen_mov_i32(cpu_crf[1], t0);
}
gen_helper_float_check_status();
} else if (unlikely(set_rc)) {
/* We always need to compute fpcc */
tcg_gen_movi_i32(t0, 0);
gen_helper_compute_fprf(t0, arg, t0);
tcg_gen_mov_i32(cpu_crf[1], t0);
}
tcg_temp_free_i32(t0);
}
static always_inline void gen_set_access_type (DisasContext *ctx, int access_type)
{
if (ctx->access_type != access_type) {
tcg_gen_movi_i32(cpu_access_type, access_type);
ctx->access_type = access_type;
}
}
static always_inline void gen_update_nip (DisasContext *ctx, target_ulong nip)
{
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
tcg_gen_movi_tl(cpu_nip, nip);
else
#endif
tcg_gen_movi_tl(cpu_nip, (uint32_t)nip);
}
static always_inline void gen_exception_err (DisasContext *ctx, uint32_t excp, uint32_t error)
{
TCGv_i32 t0, t1;
if (ctx->exception == POWERPC_EXCP_NONE) {
gen_update_nip(ctx, ctx->nip);
}
t0 = tcg_const_i32(excp);
t1 = tcg_const_i32(error);
gen_helper_raise_exception_err(t0, t1);
tcg_temp_free_i32(t0);
tcg_temp_free_i32(t1);
ctx->exception = (excp);
}
static always_inline void gen_exception (DisasContext *ctx, uint32_t excp)
{
TCGv_i32 t0;
if (ctx->exception == POWERPC_EXCP_NONE) {
gen_update_nip(ctx, ctx->nip);
}
t0 = tcg_const_i32(excp);
gen_helper_raise_exception(t0);
tcg_temp_free_i32(t0);
ctx->exception = (excp);
}
static always_inline void gen_debug_exception (DisasContext *ctx)
{
TCGv_i32 t0;
if (ctx->exception != POWERPC_EXCP_BRANCH)
gen_update_nip(ctx, ctx->nip);
t0 = tcg_const_i32(EXCP_DEBUG);
gen_helper_raise_exception(t0);
tcg_temp_free_i32(t0);
}
static always_inline void gen_inval_exception (DisasContext *ctx, uint32_t error)
{
gen_exception_err(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_INVAL | error);
}
/* Stop translation */
static always_inline void gen_stop_exception (DisasContext *ctx)
{
gen_update_nip(ctx, ctx->nip);
ctx->exception = POWERPC_EXCP_STOP;
}
/* No need to update nip here, as execution flow will change */
static always_inline void gen_sync_exception (DisasContext *ctx)
{
ctx->exception = POWERPC_EXCP_SYNC;
}
#define GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
static void gen_##name (DisasContext *ctx); \
GEN_OPCODE(name, opc1, opc2, opc3, inval, type); \
static void gen_##name (DisasContext *ctx)
#define GEN_HANDLER2(name, onam, opc1, opc2, opc3, inval, type) \
static void gen_##name (DisasContext *ctx); \
GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type); \
static void gen_##name (DisasContext *ctx)
typedef struct opcode_t {
unsigned char opc1, opc2, opc3;
#if HOST_LONG_BITS == 64 /* Explicitly align to 64 bits */
unsigned char pad[5];
#else
unsigned char pad[1];
#endif
opc_handler_t handler;
const char *oname;
} opcode_t;
/*****************************************************************************/
/*** Instruction decoding ***/
#define EXTRACT_HELPER(name, shift, nb) \
static always_inline uint32_t name (uint32_t opcode) \
{ \
return (opcode >> (shift)) & ((1 << (nb)) - 1); \
}
#define EXTRACT_SHELPER(name, shift, nb) \
static always_inline int32_t name (uint32_t opcode) \
{ \
return (int16_t)((opcode >> (shift)) & ((1 << (nb)) - 1)); \
}
/* Opcode part 1 */
EXTRACT_HELPER(opc1, 26, 6);
/* Opcode part 2 */
EXTRACT_HELPER(opc2, 1, 5);
/* Opcode part 3 */
EXTRACT_HELPER(opc3, 6, 5);
/* Update Cr0 flags */
EXTRACT_HELPER(Rc, 0, 1);
/* Destination */
EXTRACT_HELPER(rD, 21, 5);
/* Source */
EXTRACT_HELPER(rS, 21, 5);
/* First operand */
EXTRACT_HELPER(rA, 16, 5);
/* Second operand */
EXTRACT_HELPER(rB, 11, 5);
/* Third operand */
EXTRACT_HELPER(rC, 6, 5);
/*** Get CRn ***/
EXTRACT_HELPER(crfD, 23, 3);
EXTRACT_HELPER(crfS, 18, 3);
EXTRACT_HELPER(crbD, 21, 5);
EXTRACT_HELPER(crbA, 16, 5);
EXTRACT_HELPER(crbB, 11, 5);
/* SPR / TBL */
EXTRACT_HELPER(_SPR, 11, 10);
static always_inline uint32_t SPR (uint32_t opcode)
{
uint32_t sprn = _SPR(opcode);
return ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5);
}
/*** Get constants ***/
EXTRACT_HELPER(IMM, 12, 8);
/* 16 bits signed immediate value */
EXTRACT_SHELPER(SIMM, 0, 16);
/* 16 bits unsigned immediate value */
EXTRACT_HELPER(UIMM, 0, 16);
/* 5 bits signed immediate value */
EXTRACT_HELPER(SIMM5, 16, 5);
/* 5 bits signed immediate value */
EXTRACT_HELPER(UIMM5, 16, 5);
/* Bit count */
EXTRACT_HELPER(NB, 11, 5);
/* Shift count */
EXTRACT_HELPER(SH, 11, 5);
/* Vector shift count */
EXTRACT_HELPER(VSH, 6, 4);
/* Mask start */
EXTRACT_HELPER(MB, 6, 5);
/* Mask end */
EXTRACT_HELPER(ME, 1, 5);
/* Trap operand */
EXTRACT_HELPER(TO, 21, 5);
EXTRACT_HELPER(CRM, 12, 8);
EXTRACT_HELPER(FM, 17, 8);
EXTRACT_HELPER(SR, 16, 4);
EXTRACT_HELPER(FPIMM, 12, 4);
/*** Jump target decoding ***/
/* Displacement */
EXTRACT_SHELPER(d, 0, 16);
/* Immediate address */
static always_inline target_ulong LI (uint32_t opcode)
{
return (opcode >> 0) & 0x03FFFFFC;
}
static always_inline uint32_t BD (uint32_t opcode)
{
return (opcode >> 0) & 0xFFFC;
}
EXTRACT_HELPER(BO, 21, 5);
EXTRACT_HELPER(BI, 16, 5);
/* Absolute/relative address */
EXTRACT_HELPER(AA, 1, 1);
/* Link */
EXTRACT_HELPER(LK, 0, 1);
/* Create a mask between <start> and <end> bits */
static always_inline target_ulong MASK (uint32_t start, uint32_t end)
{
target_ulong ret;
#if defined(TARGET_PPC64)
if (likely(start == 0)) {
ret = UINT64_MAX << (63 - end);
} else if (likely(end == 63)) {
ret = UINT64_MAX >> start;
}
#else
if (likely(start == 0)) {
ret = UINT32_MAX << (31 - end);
} else if (likely(end == 31)) {
ret = UINT32_MAX >> start;
}
#endif
else {
ret = (((target_ulong)(-1ULL)) >> (start)) ^
(((target_ulong)(-1ULL) >> (end)) >> 1);
if (unlikely(start > end))
return ~ret;
}
return ret;
}
/*****************************************************************************/
/* PowerPC Instructions types definitions */
enum {
PPC_NONE = 0x0000000000000000ULL,
/* PowerPC base instructions set */
PPC_INSNS_BASE = 0x0000000000000001ULL,
/* integer operations instructions */
#define PPC_INTEGER PPC_INSNS_BASE
/* flow control instructions */
#define PPC_FLOW PPC_INSNS_BASE
/* virtual memory instructions */
#define PPC_MEM PPC_INSNS_BASE
/* ld/st with reservation instructions */
#define PPC_RES PPC_INSNS_BASE
/* spr/msr access instructions */
#define PPC_MISC PPC_INSNS_BASE
/* Deprecated instruction sets */
/* Original POWER instruction set */
PPC_POWER = 0x0000000000000002ULL,
/* POWER2 instruction set extension */
PPC_POWER2 = 0x0000000000000004ULL,
/* Power RTC support */
PPC_POWER_RTC = 0x0000000000000008ULL,
/* Power-to-PowerPC bridge (601) */
PPC_POWER_BR = 0x0000000000000010ULL,
/* 64 bits PowerPC instruction set */
PPC_64B = 0x0000000000000020ULL,
/* New 64 bits extensions (PowerPC 2.0x) */
PPC_64BX = 0x0000000000000040ULL,
/* 64 bits hypervisor extensions */
PPC_64H = 0x0000000000000080ULL,
/* New wait instruction (PowerPC 2.0x) */
PPC_WAIT = 0x0000000000000100ULL,
/* Time base mftb instruction */
PPC_MFTB = 0x0000000000000200ULL,
/* Fixed-point unit extensions */
/* PowerPC 602 specific */
PPC_602_SPEC = 0x0000000000000400ULL,
/* isel instruction */
PPC_ISEL = 0x0000000000000800ULL,
/* popcntb instruction */
PPC_POPCNTB = 0x0000000000001000ULL,
/* string load / store */
PPC_STRING = 0x0000000000002000ULL,
/* Floating-point unit extensions */
/* Optional floating point instructions */
PPC_FLOAT = 0x0000000000010000ULL,
/* New floating-point extensions (PowerPC 2.0x) */
PPC_FLOAT_EXT = 0x0000000000020000ULL,
PPC_FLOAT_FSQRT = 0x0000000000040000ULL,
PPC_FLOAT_FRES = 0x0000000000080000ULL,
PPC_FLOAT_FRSQRTE = 0x0000000000100000ULL,
PPC_FLOAT_FRSQRTES = 0x0000000000200000ULL,
PPC_FLOAT_FSEL = 0x0000000000400000ULL,
PPC_FLOAT_STFIWX = 0x0000000000800000ULL,
/* Vector/SIMD extensions */
/* Altivec support */
PPC_ALTIVEC = 0x0000000001000000ULL,
/* PowerPC 2.03 SPE extension */
PPC_SPE = 0x0000000002000000ULL,
/* PowerPC 2.03 SPE single-precision floating-point extension */
PPC_SPE_SINGLE = 0x0000000004000000ULL,
/* PowerPC 2.03 SPE double-precision floating-point extension */
PPC_SPE_DOUBLE = 0x0000000008000000ULL,
/* Optional memory control instructions */
PPC_MEM_TLBIA = 0x0000000010000000ULL,
PPC_MEM_TLBIE = 0x0000000020000000ULL,
PPC_MEM_TLBSYNC = 0x0000000040000000ULL,
/* sync instruction */
PPC_MEM_SYNC = 0x0000000080000000ULL,
/* eieio instruction */
PPC_MEM_EIEIO = 0x0000000100000000ULL,
/* Cache control instructions */
PPC_CACHE = 0x0000000200000000ULL,
/* icbi instruction */
PPC_CACHE_ICBI = 0x0000000400000000ULL,
/* dcbz instruction with fixed cache line size */
PPC_CACHE_DCBZ = 0x0000000800000000ULL,
/* dcbz instruction with tunable cache line size */
PPC_CACHE_DCBZT = 0x0000001000000000ULL,
/* dcba instruction */
PPC_CACHE_DCBA = 0x0000002000000000ULL,
/* Freescale cache locking instructions */
PPC_CACHE_LOCK = 0x0000004000000000ULL,
/* MMU related extensions */
/* external control instructions */
PPC_EXTERN = 0x0000010000000000ULL,
/* segment register access instructions */
PPC_SEGMENT = 0x0000020000000000ULL,
/* PowerPC 6xx TLB management instructions */
PPC_6xx_TLB = 0x0000040000000000ULL,
/* PowerPC 74xx TLB management instructions */
PPC_74xx_TLB = 0x0000080000000000ULL,
/* PowerPC 40x TLB management instructions */
PPC_40x_TLB = 0x0000100000000000ULL,
/* segment register access instructions for PowerPC 64 "bridge" */
PPC_SEGMENT_64B = 0x0000200000000000ULL,
/* SLB management */
PPC_SLBI = 0x0000400000000000ULL,
/* Embedded PowerPC dedicated instructions */
PPC_WRTEE = 0x0001000000000000ULL,
/* PowerPC 40x exception model */
PPC_40x_EXCP = 0x0002000000000000ULL,
/* PowerPC 405 Mac instructions */
PPC_405_MAC = 0x0004000000000000ULL,
/* PowerPC 440 specific instructions */
PPC_440_SPEC = 0x0008000000000000ULL,
/* BookE (embedded) PowerPC specification */
PPC_BOOKE = 0x0010000000000000ULL,
/* mfapidi instruction */
PPC_MFAPIDI = 0x0020000000000000ULL,
/* tlbiva instruction */
PPC_TLBIVA = 0x0040000000000000ULL,
/* tlbivax instruction */
PPC_TLBIVAX = 0x0080000000000000ULL,
/* PowerPC 4xx dedicated instructions */
PPC_4xx_COMMON = 0x0100000000000000ULL,
/* PowerPC 40x ibct instructions */
PPC_40x_ICBT = 0x0200000000000000ULL,
/* rfmci is not implemented in all BookE PowerPC */
PPC_RFMCI = 0x0400000000000000ULL,
/* rfdi instruction */
PPC_RFDI = 0x0800000000000000ULL,
/* DCR accesses */
PPC_DCR = 0x1000000000000000ULL,
/* DCR extended accesse */
PPC_DCRX = 0x2000000000000000ULL,
/* user-mode DCR access, implemented in PowerPC 460 */
PPC_DCRUX = 0x4000000000000000ULL,
};
/*****************************************************************************/
/* PowerPC instructions table */
#if HOST_LONG_BITS == 64
#define OPC_ALIGN 8
#else
#define OPC_ALIGN 4
#endif
#if defined(__APPLE__)
#define OPCODES_SECTION \
__attribute__ ((section("__TEXT,__opcodes"), unused, aligned (OPC_ALIGN) ))
#else
#define OPCODES_SECTION \
__attribute__ ((section(".opcodes"), unused, aligned (OPC_ALIGN) ))
#endif
#if defined(DO_PPC_STATISTICS)
#define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
extern opcode_t opc_##name; \
OPCODES_SECTION opcode_t opc_##name = { \
.opc1 = op1, \
.opc2 = op2, \
.opc3 = op3, \
.pad = { 0, }, \
.handler = { \
.inval = invl, \
.type = _typ, \
.handler = &gen_##name, \
.oname = stringify(name), \
}, \
.oname = stringify(name), \
}
#define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \
OPCODES_SECTION opcode_t opc_##name = { \
.opc1 = op1, \
.opc2 = op2, \
.opc3 = op3, \
.pad = { 0, }, \
.handler = { \
.inval = invl, \
.type = _typ, \
.handler = &gen_##name, \
.oname = onam, \
}, \
.oname = onam, \
}
#else
#define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
extern opcode_t opc_##name; \
OPCODES_SECTION opcode_t opc_##name = { \
.opc1 = op1, \
.opc2 = op2, \
.opc3 = op3, \
.pad = { 0, }, \
.handler = { \
.inval = invl, \
.type = _typ, \
.handler = &gen_##name, \
}, \
.oname = stringify(name), \
}
#define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \
extern opcode_t opc_##name; \
OPCODES_SECTION opcode_t opc_##name = { \
.opc1 = op1, \
.opc2 = op2, \
.opc3 = op3, \
.pad = { 0, }, \
.handler = { \
.inval = invl, \
.type = _typ, \
.handler = &gen_##name, \
}, \
.oname = onam, \
}
#endif
#define GEN_OPCODE_MARK(name) \
extern opcode_t opc_##name; \
OPCODES_SECTION opcode_t opc_##name = { \
.opc1 = 0xFF, \
.opc2 = 0xFF, \
.opc3 = 0xFF, \
.pad = { 0, }, \
.handler = { \
.inval = 0x00000000, \
.type = 0x00, \
.handler = NULL, \
}, \
.oname = stringify(name), \
}
/* SPR load/store helpers */
static always_inline void gen_load_spr(TCGv t, int reg)
{
tcg_gen_ld_tl(t, cpu_env, offsetof(CPUState, spr[reg]));
}
static always_inline void gen_store_spr(int reg, TCGv t)
{
tcg_gen_st_tl(t, cpu_env, offsetof(CPUState, spr[reg]));
}
/* Start opcode list */
GEN_OPCODE_MARK(start);
/* Invalid instruction */
GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE)
{
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
}
static opc_handler_t invalid_handler = {
.inval = 0xFFFFFFFF,
.type = PPC_NONE,
.handler = gen_invalid,
};
/*** Integer comparison ***/
static always_inline void gen_op_cmp(TCGv arg0, TCGv arg1, int s, int crf)
{
int l1, l2, l3;
tcg_gen_trunc_tl_i32(cpu_crf[crf], cpu_xer);
tcg_gen_shri_i32(cpu_crf[crf], cpu_crf[crf], XER_SO);
tcg_gen_andi_i32(cpu_crf[crf], cpu_crf[crf], 1);
l1 = gen_new_label();
l2 = gen_new_label();
l3 = gen_new_label();
if (s) {
tcg_gen_brcond_tl(TCG_COND_LT, arg0, arg1, l1);
tcg_gen_brcond_tl(TCG_COND_GT, arg0, arg1, l2);
} else {
tcg_gen_brcond_tl(TCG_COND_LTU, arg0, arg1, l1);
tcg_gen_brcond_tl(TCG_COND_GTU, arg0, arg1, l2);
}
tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_EQ);
tcg_gen_br(l3);
gen_set_label(l1);
tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_LT);
tcg_gen_br(l3);
gen_set_label(l2);
tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_GT);
gen_set_label(l3);
}
static always_inline void gen_op_cmpi(TCGv arg0, target_ulong arg1, int s, int crf)
{
TCGv t0 = tcg_const_local_tl(arg1);
gen_op_cmp(arg0, t0, s, crf);
tcg_temp_free(t0);
}
#if defined(TARGET_PPC64)
static always_inline void gen_op_cmp32(TCGv arg0, TCGv arg1, int s, int crf)
{
TCGv t0, t1;
t0 = tcg_temp_local_new();
t1 = tcg_temp_local_new();
if (s) {
tcg_gen_ext32s_tl(t0, arg0);
tcg_gen_ext32s_tl(t1, arg1);
} else {
tcg_gen_ext32u_tl(t0, arg0);
tcg_gen_ext32u_tl(t1, arg1);
}
gen_op_cmp(t0, t1, s, crf);
tcg_temp_free(t1);
tcg_temp_free(t0);
}
static always_inline void gen_op_cmpi32(TCGv arg0, target_ulong arg1, int s, int crf)
{
TCGv t0 = tcg_const_local_tl(arg1);
gen_op_cmp32(arg0, t0, s, crf);
tcg_temp_free(t0);
}
#endif
static always_inline void gen_set_Rc0 (DisasContext *ctx, TCGv reg)
{
#if defined(TARGET_PPC64)
if (!(ctx->sf_mode))
gen_op_cmpi32(reg, 0, 1, 0);
else
#endif
gen_op_cmpi(reg, 0, 1, 0);
}
/* cmp */
GEN_HANDLER(cmp, 0x1F, 0x00, 0x00, 0x00400000, PPC_INTEGER)
{
#if defined(TARGET_PPC64)
if (!(ctx->sf_mode && (ctx->opcode & 0x00200000)))
gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)],
1, crfD(ctx->opcode));
else
#endif
gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)],
1, crfD(ctx->opcode));
}
/* cmpi */
GEN_HANDLER(cmpi, 0x0B, 0xFF, 0xFF, 0x00400000, PPC_INTEGER)
{
#if defined(TARGET_PPC64)
if (!(ctx->sf_mode && (ctx->opcode & 0x00200000)))
gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode),
1, crfD(ctx->opcode));
else
#endif
gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode),
1, crfD(ctx->opcode));
}
/* cmpl */
GEN_HANDLER(cmpl, 0x1F, 0x00, 0x01, 0x00400000, PPC_INTEGER)
{
#if defined(TARGET_PPC64)
if (!(ctx->sf_mode && (ctx->opcode & 0x00200000)))
gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)],
0, crfD(ctx->opcode));
else
#endif
gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)],
0, crfD(ctx->opcode));
}
/* cmpli */
GEN_HANDLER(cmpli, 0x0A, 0xFF, 0xFF, 0x00400000, PPC_INTEGER)
{
#if defined(TARGET_PPC64)
if (!(ctx->sf_mode && (ctx->opcode & 0x00200000)))
gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode),
0, crfD(ctx->opcode));
else
#endif
gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode),
0, crfD(ctx->opcode));
}
/* isel (PowerPC 2.03 specification) */
GEN_HANDLER(isel, 0x1F, 0x0F, 0xFF, 0x00000001, PPC_ISEL)
{
int l1, l2;
uint32_t bi = rC(ctx->opcode);
uint32_t mask;
TCGv_i32 t0;
l1 = gen_new_label();
l2 = gen_new_label();
mask = 1 << (3 - (bi & 0x03));
t0 = tcg_temp_new_i32();
tcg_gen_andi_i32(t0, cpu_crf[bi >> 2], mask);
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
if (rA(ctx->opcode) == 0)
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
else
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
gen_set_label(l2);
tcg_temp_free_i32(t0);
}
/*** Integer arithmetic ***/
static always_inline void gen_op_arith_compute_ov(DisasContext *ctx, TCGv arg0, TCGv arg1, TCGv arg2, int sub)
{
int l1;
TCGv t0;
l1 = gen_new_label();
/* Start with XER OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
t0 = tcg_temp_local_new();
tcg_gen_xor_tl(t0, arg0, arg1);
#if defined(TARGET_PPC64)
if (!ctx->sf_mode)
tcg_gen_ext32s_tl(t0, t0);
#endif
if (sub)
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0, l1);
else
tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
tcg_gen_xor_tl(t0, arg1, arg2);
#if defined(TARGET_PPC64)
if (!ctx->sf_mode)
tcg_gen_ext32s_tl(t0, t0);
#endif
if (sub)
tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
else
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0, l1);
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
gen_set_label(l1);
tcg_temp_free(t0);
}
static always_inline void gen_op_arith_compute_ca(DisasContext *ctx, TCGv arg1, TCGv arg2, int sub)
{
int l1 = gen_new_label();
#if defined(TARGET_PPC64)
if (!(ctx->sf_mode)) {
TCGv t0, t1;
t0 = tcg_temp_new();
t1 = tcg_temp_new();
tcg_gen_ext32u_tl(t0, arg1);
tcg_gen_ext32u_tl(t1, arg2);
if (sub) {
tcg_gen_brcond_tl(TCG_COND_GTU, t0, t1, l1);
} else {
tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1);
}
tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
gen_set_label(l1);
tcg_temp_free(t0);
tcg_temp_free(t1);
} else
#endif
{
if (sub) {
tcg_gen_brcond_tl(TCG_COND_GTU, arg1, arg2, l1);
} else {
tcg_gen_brcond_tl(TCG_COND_GEU, arg1, arg2, l1);
}
tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
gen_set_label(l1);
}
}
/* Common add function */
static always_inline void gen_op_arith_add(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2,
int add_ca, int compute_ca, int compute_ov)
{
TCGv t0, t1;
if ((!compute_ca && !compute_ov) ||
(!TCGV_EQUAL(ret,arg1) && !TCGV_EQUAL(ret, arg2))) {
t0 = ret;
} else {
t0 = tcg_temp_local_new();
}
if (add_ca) {
t1 = tcg_temp_local_new();
tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA));
tcg_gen_shri_tl(t1, t1, XER_CA);
}
if (compute_ca && compute_ov) {
/* Start with XER CA and OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV)));
} else if (compute_ca) {
/* Start with XER CA disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
} else if (compute_ov) {
/* Start with XER OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
}
tcg_gen_add_tl(t0, arg1, arg2);
if (compute_ca) {
gen_op_arith_compute_ca(ctx, t0, arg1, 0);
}
if (add_ca) {
tcg_gen_add_tl(t0, t0, t1);
gen_op_arith_compute_ca(ctx, t0, t1, 0);
tcg_temp_free(t1);
}
if (compute_ov) {
gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 0);
}
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, t0);
if (!TCGV_EQUAL(t0, ret)) {
tcg_gen_mov_tl(ret, t0);
tcg_temp_free(t0);
}
}
/* Add functions with two operands */
#define GEN_INT_ARITH_ADD(name, opc3, add_ca, compute_ca, compute_ov) \
GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x00000000, PPC_INTEGER) \
{ \
gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
add_ca, compute_ca, compute_ov); \
}
/* Add functions with one operand and one immediate */
#define GEN_INT_ARITH_ADD_CONST(name, opc3, const_val, \
add_ca, compute_ca, compute_ov) \
GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x0000F800, PPC_INTEGER) \
{ \
TCGv t0 = tcg_const_local_tl(const_val); \
gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], t0, \
add_ca, compute_ca, compute_ov); \
tcg_temp_free(t0); \
}
/* add add. addo addo. */
GEN_INT_ARITH_ADD(add, 0x08, 0, 0, 0)
GEN_INT_ARITH_ADD(addo, 0x18, 0, 0, 1)
/* addc addc. addco addco. */
GEN_INT_ARITH_ADD(addc, 0x00, 0, 1, 0)
GEN_INT_ARITH_ADD(addco, 0x10, 0, 1, 1)
/* adde adde. addeo addeo. */
GEN_INT_ARITH_ADD(adde, 0x04, 1, 1, 0)
GEN_INT_ARITH_ADD(addeo, 0x14, 1, 1, 1)
/* addme addme. addmeo addmeo. */
GEN_INT_ARITH_ADD_CONST(addme, 0x07, -1LL, 1, 1, 0)
GEN_INT_ARITH_ADD_CONST(addmeo, 0x17, -1LL, 1, 1, 1)
/* addze addze. addzeo addzeo.*/
GEN_INT_ARITH_ADD_CONST(addze, 0x06, 0, 1, 1, 0)
GEN_INT_ARITH_ADD_CONST(addzeo, 0x16, 0, 1, 1, 1)
/* addi */
GEN_HANDLER(addi, 0x0E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_long simm = SIMM(ctx->opcode);
if (rA(ctx->opcode) == 0) {
/* li case */
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm);
} else {
tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], simm);
}
}
/* addic addic.*/
static always_inline void gen_op_addic (DisasContext *ctx, TCGv ret, TCGv arg1,
int compute_Rc0)
{
target_long simm = SIMM(ctx->opcode);
/* Start with XER CA and OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
if (likely(simm != 0)) {
TCGv t0 = tcg_temp_local_new();
tcg_gen_addi_tl(t0, arg1, simm);
gen_op_arith_compute_ca(ctx, t0, arg1, 0);
tcg_gen_mov_tl(ret, t0);
tcg_temp_free(t0);
} else {
tcg_gen_mov_tl(ret, arg1);
}
if (compute_Rc0) {
gen_set_Rc0(ctx, ret);
}
}
GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
gen_op_addic(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0);
}
GEN_HANDLER2(addic_, "addic.", 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
gen_op_addic(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1);
}
/* addis */
GEN_HANDLER(addis, 0x0F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_long simm = SIMM(ctx->opcode);
if (rA(ctx->opcode) == 0) {
/* lis case */
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm << 16);
} else {
tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], simm << 16);
}
}
static always_inline void gen_op_arith_divw (DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2,
int sign, int compute_ov)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
TCGv_i32 t0 = tcg_temp_local_new_i32();
TCGv_i32 t1 = tcg_temp_local_new_i32();
tcg_gen_trunc_tl_i32(t0, arg1);
tcg_gen_trunc_tl_i32(t1, arg2);
tcg_gen_brcondi_i32(TCG_COND_EQ, t1, 0, l1);
if (sign) {
int l3 = gen_new_label();
tcg_gen_brcondi_i32(TCG_COND_NE, t1, -1, l3);
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, INT32_MIN, l1);
gen_set_label(l3);
tcg_gen_div_i32(t0, t0, t1);
} else {
tcg_gen_divu_i32(t0, t0, t1);
}
if (compute_ov) {
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
}
tcg_gen_br(l2);
gen_set_label(l1);
if (sign) {
tcg_gen_sari_i32(t0, t0, 31);
} else {
tcg_gen_movi_i32(t0, 0);
}
if (compute_ov) {
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
}
gen_set_label(l2);
tcg_gen_extu_i32_tl(ret, t0);
tcg_temp_free_i32(t0);
tcg_temp_free_i32(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, ret);
}
/* Div functions */
#define GEN_INT_ARITH_DIVW(name, opc3, sign, compute_ov) \
GEN_HANDLER(name, 0x1F, 0x0B, opc3, 0x00000000, PPC_INTEGER) \
{ \
gen_op_arith_divw(ctx, cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
sign, compute_ov); \
}
/* divwu divwu. divwuo divwuo. */
GEN_INT_ARITH_DIVW(divwu, 0x0E, 0, 0);
GEN_INT_ARITH_DIVW(divwuo, 0x1E, 0, 1);
/* divw divw. divwo divwo. */
GEN_INT_ARITH_DIVW(divw, 0x0F, 1, 0);
GEN_INT_ARITH_DIVW(divwo, 0x1F, 1, 1);
#if defined(TARGET_PPC64)
static always_inline void gen_op_arith_divd (DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2,
int sign, int compute_ov)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
tcg_gen_brcondi_i64(TCG_COND_EQ, arg2, 0, l1);
if (sign) {
int l3 = gen_new_label();
tcg_gen_brcondi_i64(TCG_COND_NE, arg2, -1, l3);
tcg_gen_brcondi_i64(TCG_COND_EQ, arg1, INT64_MIN, l1);
gen_set_label(l3);
tcg_gen_div_i64(ret, arg1, arg2);
} else {
tcg_gen_divu_i64(ret, arg1, arg2);
}
if (compute_ov) {
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
}
tcg_gen_br(l2);
gen_set_label(l1);
if (sign) {
tcg_gen_sari_i64(ret, arg1, 63);
} else {
tcg_gen_movi_i64(ret, 0);
}
if (compute_ov) {
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
}
gen_set_label(l2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, ret);
}
#define GEN_INT_ARITH_DIVD(name, opc3, sign, compute_ov) \
GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) \
{ \
gen_op_arith_divd(ctx, cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
sign, compute_ov); \
}
/* divwu divwu. divwuo divwuo. */
GEN_INT_ARITH_DIVD(divdu, 0x0E, 0, 0);
GEN_INT_ARITH_DIVD(divduo, 0x1E, 0, 1);
/* divw divw. divwo divwo. */
GEN_INT_ARITH_DIVD(divd, 0x0F, 1, 0);
GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1);
#endif
/* mulhw mulhw. */
GEN_HANDLER(mulhw, 0x1F, 0x0B, 0x02, 0x00000400, PPC_INTEGER)
{
TCGv_i64 t0, t1;
t0 = tcg_temp_new_i64();
t1 = tcg_temp_new_i64();
#if defined(TARGET_PPC64)
tcg_gen_ext32s_tl(t0, cpu_gpr[rA(ctx->opcode)]);
tcg_gen_ext32s_tl(t1, cpu_gpr[rB(ctx->opcode)]);
tcg_gen_mul_i64(t0, t0, t1);
tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32);
#else
tcg_gen_ext_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
tcg_gen_ext_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
tcg_gen_mul_i64(t0, t0, t1);
tcg_gen_shri_i64(t0, t0, 32);
tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0);
#endif
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* mulhwu mulhwu. */
GEN_HANDLER(mulhwu, 0x1F, 0x0B, 0x00, 0x00000400, PPC_INTEGER)
{
TCGv_i64 t0, t1;
t0 = tcg_temp_new_i64();
t1 = tcg_temp_new_i64();
#if defined(TARGET_PPC64)
tcg_gen_ext32u_i64(t0, cpu_gpr[rA(ctx->opcode)]);
tcg_gen_ext32u_i64(t1, cpu_gpr[rB(ctx->opcode)]);
tcg_gen_mul_i64(t0, t0, t1);
tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32);
#else
tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
tcg_gen_mul_i64(t0, t0, t1);
tcg_gen_shri_i64(t0, t0, 32);
tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0);
#endif
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* mullw mullw. */
GEN_HANDLER(mullw, 0x1F, 0x0B, 0x07, 0x00000000, PPC_INTEGER)
{
tcg_gen_mul_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
cpu_gpr[rB(ctx->opcode)]);
tcg_gen_ext32s_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)]);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* mullwo mullwo. */
GEN_HANDLER(mullwo, 0x1F, 0x0B, 0x17, 0x00000000, PPC_INTEGER)
{
int l1;
TCGv_i64 t0, t1;
t0 = tcg_temp_new_i64();
t1 = tcg_temp_new_i64();
l1 = gen_new_label();
/* Start with XER OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
#if defined(TARGET_PPC64)
tcg_gen_ext32s_i64(t0, cpu_gpr[rA(ctx->opcode)]);
tcg_gen_ext32s_i64(t1, cpu_gpr[rB(ctx->opcode)]);
#else
tcg_gen_ext_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
tcg_gen_ext_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
#endif
tcg_gen_mul_i64(t0, t0, t1);
#if defined(TARGET_PPC64)
tcg_gen_ext32s_i64(cpu_gpr[rD(ctx->opcode)], t0);
tcg_gen_brcond_i64(TCG_COND_EQ, t0, cpu_gpr[rD(ctx->opcode)], l1);
#else
tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0);
tcg_gen_ext32s_i64(t1, t0);
tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1);
#endif
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
gen_set_label(l1);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* mulli */
GEN_HANDLER(mulli, 0x07, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
tcg_gen_muli_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
SIMM(ctx->opcode));
}
#if defined(TARGET_PPC64)
#define GEN_INT_ARITH_MUL_HELPER(name, opc3) \
GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) \
{ \
gen_helper_##name (cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); \
}
/* mulhd mulhd. */
GEN_INT_ARITH_MUL_HELPER(mulhdu, 0x00);
/* mulhdu mulhdu. */
GEN_INT_ARITH_MUL_HELPER(mulhd, 0x02);
/* mulld mulld. */
GEN_HANDLER(mulld, 0x1F, 0x09, 0x07, 0x00000000, PPC_64B)
{
tcg_gen_mul_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
cpu_gpr[rB(ctx->opcode)]);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* mulldo mulldo. */
GEN_INT_ARITH_MUL_HELPER(mulldo, 0x17);
#endif
/* neg neg. nego nego. */
static always_inline void gen_op_arith_neg (DisasContext *ctx, TCGv ret, TCGv arg1, int ov_check)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
TCGv t0 = tcg_temp_local_new();
#if defined(TARGET_PPC64)
if (ctx->sf_mode) {
tcg_gen_mov_tl(t0, arg1);
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT64_MIN, l1);
} else
#endif
{
tcg_gen_ext32s_tl(t0, arg1);
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT32_MIN, l1);
}
tcg_gen_neg_tl(ret, arg1);
if (ov_check) {
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
}
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_mov_tl(ret, t0);
if (ov_check) {
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
}
gen_set_label(l2);
tcg_temp_free(t0);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, ret);
}
GEN_HANDLER(neg, 0x1F, 0x08, 0x03, 0x0000F800, PPC_INTEGER)
{
gen_op_arith_neg(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0);
}
GEN_HANDLER(nego, 0x1F, 0x08, 0x13, 0x0000F800, PPC_INTEGER)
{
gen_op_arith_neg(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1);
}
/* Common subf function */
static always_inline void gen_op_arith_subf(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2,
int add_ca, int compute_ca, int compute_ov)
{
TCGv t0, t1;
if ((!compute_ca && !compute_ov) ||
(!TCGV_EQUAL(ret, arg1) && !TCGV_EQUAL(ret, arg2))) {
t0 = ret;
} else {
t0 = tcg_temp_local_new();
}
if (add_ca) {
t1 = tcg_temp_local_new();
tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA));
tcg_gen_shri_tl(t1, t1, XER_CA);
}
if (compute_ca && compute_ov) {
/* Start with XER CA and OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV)));
} else if (compute_ca) {
/* Start with XER CA disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
} else if (compute_ov) {
/* Start with XER OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
}
if (add_ca) {
tcg_gen_not_tl(t0, arg1);
tcg_gen_add_tl(t0, t0, arg2);
gen_op_arith_compute_ca(ctx, t0, arg2, 0);
tcg_gen_add_tl(t0, t0, t1);
gen_op_arith_compute_ca(ctx, t0, t1, 0);
tcg_temp_free(t1);
} else {
tcg_gen_sub_tl(t0, arg2, arg1);
if (compute_ca) {
gen_op_arith_compute_ca(ctx, t0, arg2, 1);
}
}
if (compute_ov) {
gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 1);
}
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, t0);
if (!TCGV_EQUAL(t0, ret)) {
tcg_gen_mov_tl(ret, t0);
tcg_temp_free(t0);
}
}
/* Sub functions with Two operands functions */
#define GEN_INT_ARITH_SUBF(name, opc3, add_ca, compute_ca, compute_ov) \
GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x00000000, PPC_INTEGER) \
{ \
gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
add_ca, compute_ca, compute_ov); \
}
/* Sub functions with one operand and one immediate */
#define GEN_INT_ARITH_SUBF_CONST(name, opc3, const_val, \
add_ca, compute_ca, compute_ov) \
GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x0000F800, PPC_INTEGER) \
{ \
TCGv t0 = tcg_const_local_tl(const_val); \
gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], t0, \
add_ca, compute_ca, compute_ov); \
tcg_temp_free(t0); \
}
/* subf subf. subfo subfo. */
GEN_INT_ARITH_SUBF(subf, 0x01, 0, 0, 0)
GEN_INT_ARITH_SUBF(subfo, 0x11, 0, 0, 1)
/* subfc subfc. subfco subfco. */
GEN_INT_ARITH_SUBF(subfc, 0x00, 0, 1, 0)
GEN_INT_ARITH_SUBF(subfco, 0x10, 0, 1, 1)
/* subfe subfe. subfeo subfo. */
GEN_INT_ARITH_SUBF(subfe, 0x04, 1, 1, 0)
GEN_INT_ARITH_SUBF(subfeo, 0x14, 1, 1, 1)
/* subfme subfme. subfmeo subfmeo. */
GEN_INT_ARITH_SUBF_CONST(subfme, 0x07, -1LL, 1, 1, 0)
GEN_INT_ARITH_SUBF_CONST(subfmeo, 0x17, -1LL, 1, 1, 1)
/* subfze subfze. subfzeo subfzeo.*/
GEN_INT_ARITH_SUBF_CONST(subfze, 0x06, 0, 1, 1, 0)
GEN_INT_ARITH_SUBF_CONST(subfzeo, 0x16, 0, 1, 1, 1)
/* subfic */
GEN_HANDLER(subfic, 0x08, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
/* Start with XER CA and OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
TCGv t0 = tcg_temp_local_new();
TCGv t1 = tcg_const_local_tl(SIMM(ctx->opcode));
tcg_gen_sub_tl(t0, t1, cpu_gpr[rA(ctx->opcode)]);
gen_op_arith_compute_ca(ctx, t0, t1, 1);
tcg_temp_free(t1);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
}
/*** Integer logical ***/
#define GEN_LOGICAL2(name, tcg_op, opc, type) \
GEN_HANDLER(name, 0x1F, 0x1C, opc, 0x00000000, type) \
{ \
tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], \
cpu_gpr[rB(ctx->opcode)]); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \
}
#define GEN_LOGICAL1(name, tcg_op, opc, type) \
GEN_HANDLER(name, 0x1F, 0x1A, opc, 0x00000000, type) \
{ \
tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \
}
/* and & and. */
GEN_LOGICAL2(and, tcg_gen_and_tl, 0x00, PPC_INTEGER);
/* andc & andc. */
GEN_LOGICAL2(andc, tcg_gen_andc_tl, 0x01, PPC_INTEGER);
/* andi. */
GEN_HANDLER2(andi_, "andi.", 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode));
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* andis. */
GEN_HANDLER2(andis_, "andis.", 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode) << 16);
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* cntlzw */
GEN_HANDLER(cntlzw, 0x1F, 0x1A, 0x00, 0x00000000, PPC_INTEGER)
{
gen_helper_cntlzw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* eqv & eqv. */
GEN_LOGICAL2(eqv, tcg_gen_eqv_tl, 0x08, PPC_INTEGER);
/* extsb & extsb. */
GEN_LOGICAL1(extsb, tcg_gen_ext8s_tl, 0x1D, PPC_INTEGER);
/* extsh & extsh. */
GEN_LOGICAL1(extsh, tcg_gen_ext16s_tl, 0x1C, PPC_INTEGER);
/* nand & nand. */
GEN_LOGICAL2(nand, tcg_gen_nand_tl, 0x0E, PPC_INTEGER);
/* nor & nor. */
GEN_LOGICAL2(nor, tcg_gen_nor_tl, 0x03, PPC_INTEGER);
/* or & or. */
GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER)
{
int rs, ra, rb;
rs = rS(ctx->opcode);
ra = rA(ctx->opcode);
rb = rB(ctx->opcode);
/* Optimisation for mr. ri case */
if (rs != ra || rs != rb) {
if (rs != rb)
tcg_gen_or_tl(cpu_gpr[ra], cpu_gpr[rs], cpu_gpr[rb]);
else
tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rs]);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[ra]);
} else if (unlikely(Rc(ctx->opcode) != 0)) {
gen_set_Rc0(ctx, cpu_gpr[rs]);
#if defined(TARGET_PPC64)
} else {
int prio = 0;
switch (rs) {
case 1:
/* Set process priority to low */
prio = 2;
break;
case 6:
/* Set process priority to medium-low */
prio = 3;
break;
case 2:
/* Set process priority to normal */
prio = 4;
break;
#if !defined(CONFIG_USER_ONLY)
case 31:
if (ctx->mem_idx > 0) {
/* Set process priority to very low */
prio = 1;
}
break;
case 5:
if (ctx->mem_idx > 0) {
/* Set process priority to medium-hight */
prio = 5;
}
break;
case 3:
if (ctx->mem_idx > 0) {
/* Set process priority to high */
prio = 6;
}
break;
case 7:
if (ctx->mem_idx > 1) {
/* Set process priority to very high */
prio = 7;
}
break;
#endif
default:
/* nop */
break;
}
if (prio) {
TCGv t0 = tcg_temp_new();
gen_load_spr(t0, SPR_PPR);
tcg_gen_andi_tl(t0, t0, ~0x001C000000000000ULL);
tcg_gen_ori_tl(t0, t0, ((uint64_t)prio) << 50);
gen_store_spr(SPR_PPR, t0);
tcg_temp_free(t0);
}
#endif
}
}
/* orc & orc. */
GEN_LOGICAL2(orc, tcg_gen_orc_tl, 0x0C, PPC_INTEGER);
/* xor & xor. */
GEN_HANDLER(xor, 0x1F, 0x1C, 0x09, 0x00000000, PPC_INTEGER)
{
/* Optimisation for "set to zero" case */
if (rS(ctx->opcode) != rB(ctx->opcode))
tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
else
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* ori */
GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_ulong uimm = UIMM(ctx->opcode);
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
/* NOP */
/* XXX: should handle special NOPs for POWER series */
return;
}
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm);
}
/* oris */
GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_ulong uimm = UIMM(ctx->opcode);
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
/* NOP */
return;
}
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16);
}
/* xori */
GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_ulong uimm = UIMM(ctx->opcode);
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
/* NOP */
return;
}
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm);
}
/* xoris */
GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_ulong uimm = UIMM(ctx->opcode);
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
/* NOP */
return;
}
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16);
}
/* popcntb : PowerPC 2.03 specification */
GEN_HANDLER(popcntb, 0x1F, 0x03, 0x03, 0x0000F801, PPC_POPCNTB)
{
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_helper_popcntb_64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
else
#endif
gen_helper_popcntb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
}
#if defined(TARGET_PPC64)
/* extsw & extsw. */
GEN_LOGICAL1(extsw, tcg_gen_ext32s_tl, 0x1E, PPC_64B);
/* cntlzd */
GEN_HANDLER(cntlzd, 0x1F, 0x1A, 0x01, 0x00000000, PPC_64B)
{
gen_helper_cntlzd(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
#endif
/*** Integer rotate ***/
/* rlwimi & rlwimi. */
GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
uint32_t mb, me, sh;
mb = MB(ctx->opcode);
me = ME(ctx->opcode);
sh = SH(ctx->opcode);
if (likely(sh == 0 && mb == 0 && me == 31)) {
tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
} else {
target_ulong mask;
TCGv t1;
TCGv t0 = tcg_temp_new();
#if defined(TARGET_PPC64)
TCGv_i32 t2 = tcg_temp_new_i32();
tcg_gen_trunc_i64_i32(t2, cpu_gpr[rS(ctx->opcode)]);
tcg_gen_rotli_i32(t2, t2, sh);
tcg_gen_extu_i32_i64(t0, t2);
tcg_temp_free_i32(t2);
#else
tcg_gen_rotli_i32(t0, cpu_gpr[rS(ctx->opcode)], sh);
#endif
#if defined(TARGET_PPC64)
mb += 32;
me += 32;
#endif
mask = MASK(mb, me);
t1 = tcg_temp_new();
tcg_gen_andi_tl(t0, t0, mask);
tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], ~mask);
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
}
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* rlwinm & rlwinm. */
GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
uint32_t mb, me, sh;
sh = SH(ctx->opcode);
mb = MB(ctx->opcode);
me = ME(ctx->opcode);
if (likely(mb == 0 && me == (31 - sh))) {
if (likely(sh == 0)) {
tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
} else {
TCGv t0 = tcg_temp_new();
tcg_gen_ext32u_tl(t0, cpu_gpr[rS(ctx->opcode)]);
tcg_gen_shli_tl(t0, t0, sh);
tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], t0);
tcg_temp_free(t0);
}
} else if (likely(sh != 0 && me == 31 && sh == (32 - mb))) {
TCGv t0 = tcg_temp_new();
tcg_gen_ext32u_tl(t0, cpu_gpr[rS(ctx->opcode)]);
tcg_gen_shri_tl(t0, t0, mb);
tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], t0);
tcg_temp_free(t0);
} else {
TCGv t0 = tcg_temp_new();
#if defined(TARGET_PPC64)
TCGv_i32 t1 = tcg_temp_new_i32();
tcg_gen_trunc_i64_i32(t1, cpu_gpr[rS(ctx->opcode)]);
tcg_gen_rotli_i32(t1, t1, sh);
tcg_gen_extu_i32_i64(t0, t1);
tcg_temp_free_i32(t1);
#else
tcg_gen_rotli_i32(t0, cpu_gpr[rS(ctx->opcode)], sh);
#endif
#if defined(TARGET_PPC64)
mb += 32;
me += 32;
#endif
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me));
tcg_temp_free(t0);
}
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* rlwnm & rlwnm. */
GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
uint32_t mb, me;
TCGv t0;
#if defined(TARGET_PPC64)
TCGv_i32 t1, t2;
#endif
mb = MB(ctx->opcode);
me = ME(ctx->opcode);
t0 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1f);
#if defined(TARGET_PPC64)
t1 = tcg_temp_new_i32();
t2 = tcg_temp_new_i32();
tcg_gen_trunc_i64_i32(t1, cpu_gpr[rS(ctx->opcode)]);
tcg_gen_trunc_i64_i32(t2, t0);
tcg_gen_rotl_i32(t1, t1, t2);
tcg_gen_extu_i32_i64(t0, t1);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
#else
tcg_gen_rotl_i32(t0, cpu_gpr[rS(ctx->opcode)], t0);
#endif
if (unlikely(mb != 0 || me != 31)) {
#if defined(TARGET_PPC64)
mb += 32;
me += 32;
#endif
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me));
} else {
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
}
tcg_temp_free(t0);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
#if defined(TARGET_PPC64)
#define GEN_PPC64_R2(name, opc1, opc2) \
GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \
{ \
gen_##name(ctx, 0); \
} \
GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \
PPC_64B) \
{ \
gen_##name(ctx, 1); \
}
#define GEN_PPC64_R4(name, opc1, opc2) \
GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \
{ \
gen_##name(ctx, 0, 0); \
} \
GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x01, 0xFF, 0x00000000, \
PPC_64B) \
{ \
gen_##name(ctx, 0, 1); \
} \
GEN_HANDLER2(name##2, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \
PPC_64B) \
{ \
gen_##name(ctx, 1, 0); \
} \
GEN_HANDLER2(name##3, stringify(name), opc1, opc2 | 0x11, 0xFF, 0x00000000, \
PPC_64B) \
{ \
gen_##name(ctx, 1, 1); \
}
static always_inline void gen_rldinm (DisasContext *ctx, uint32_t mb,
uint32_t me, uint32_t sh)
{
if (likely(sh != 0 && mb == 0 && me == (63 - sh))) {
tcg_gen_shli_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh);
} else if (likely(sh != 0 && me == 63 && sh == (64 - mb))) {
tcg_gen_shri_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], mb);
} else {
TCGv t0 = tcg_temp_new();
tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
if (likely(mb == 0 && me == 63)) {
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
} else {
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me));
}
tcg_temp_free(t0);
}
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* rldicl - rldicl. */
static always_inline void gen_rldicl (DisasContext *ctx, int mbn, int shn)
{
uint32_t sh, mb;
sh = SH(ctx->opcode) | (shn << 5);
mb = MB(ctx->opcode) | (mbn << 5);
gen_rldinm(ctx, mb, 63, sh);
}
GEN_PPC64_R4(rldicl, 0x1E, 0x00);
/* rldicr - rldicr. */
static always_inline void gen_rldicr (DisasContext *ctx, int men, int shn)
{
uint32_t sh, me;
sh = SH(ctx->opcode) | (shn << 5);
me = MB(ctx->opcode) | (men << 5);
gen_rldinm(ctx, 0, me, sh);
}
GEN_PPC64_R4(rldicr, 0x1E, 0x02);
/* rldic - rldic. */
static always_inline void gen_rldic (DisasContext *ctx, int mbn, int shn)
{
uint32_t sh, mb;
sh = SH(ctx->opcode) | (shn << 5);
mb = MB(ctx->opcode) | (mbn << 5);
gen_rldinm(ctx, mb, 63 - sh, sh);
}
GEN_PPC64_R4(rldic, 0x1E, 0x04);
static always_inline void gen_rldnm (DisasContext *ctx, uint32_t mb,
uint32_t me)
{
TCGv t0;
mb = MB(ctx->opcode);
me = ME(ctx->opcode);
t0 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f);
tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
if (unlikely(mb != 0 || me != 63)) {
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me));
} else {
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
}
tcg_temp_free(t0);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* rldcl - rldcl. */
static always_inline void gen_rldcl (DisasContext *ctx, int mbn)
{
uint32_t mb;
mb = MB(ctx->opcode) | (mbn << 5);
gen_rldnm(ctx, mb, 63);
}
GEN_PPC64_R2(rldcl, 0x1E, 0x08);
/* rldcr - rldcr. */
static always_inline void gen_rldcr (DisasContext *ctx, int men)
{
uint32_t me;
me = MB(ctx->opcode) | (men << 5);
gen_rldnm(ctx, 0, me);
}
GEN_PPC64_R2(rldcr, 0x1E, 0x09);
/* rldimi - rldimi. */
static always_inline void gen_rldimi (DisasContext *ctx, int mbn, int shn)
{
uint32_t sh, mb, me;
sh = SH(ctx->opcode) | (shn << 5);
mb = MB(ctx->opcode) | (mbn << 5);
me = 63 - sh;
if (unlikely(sh == 0 && mb == 0)) {
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
} else {
TCGv t0, t1;
target_ulong mask;
t0 = tcg_temp_new();
tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
t1 = tcg_temp_new();
mask = MASK(mb, me);
tcg_gen_andi_tl(t0, t0, mask);
tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], ~mask);
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
}
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
GEN_PPC64_R4(rldimi, 0x1E, 0x06);
#endif
/*** Integer shift ***/
/* slw & slw. */
GEN_HANDLER(slw, 0x1F, 0x18, 0x00, 0x00000000, PPC_INTEGER)
{
TCGv t0;
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
t0 = tcg_temp_local_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f);
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x20, l1);
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0);
tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
gen_set_label(l2);
tcg_temp_free(t0);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* sraw & sraw. */
GEN_HANDLER(sraw, 0x1F, 0x18, 0x18, 0x00000000, PPC_INTEGER)
{
gen_helper_sraw(cpu_gpr[rA(ctx->opcode)],
cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* srawi & srawi. */
GEN_HANDLER(srawi, 0x1F, 0x18, 0x19, 0x00000000, PPC_INTEGER)
{
int sh = SH(ctx->opcode);
if (sh != 0) {
int l1, l2;
TCGv t0;
l1 = gen_new_label();
l2 = gen_new_label();
t0 = tcg_temp_local_new();
tcg_gen_ext32s_tl(t0, cpu_gpr[rS(ctx->opcode)]);
tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1ULL << sh) - 1);
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
gen_set_label(l2);
tcg_gen_ext32s_tl(t0, cpu_gpr[rS(ctx->opcode)]);
tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], t0, sh);
tcg_temp_free(t0);
} else {
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
}
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* srw & srw. */
GEN_HANDLER(srw, 0x1F, 0x18, 0x10, 0x00000000, PPC_INTEGER)
{
TCGv t0, t1;
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
t0 = tcg_temp_local_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f);
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x20, l1);
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
tcg_gen_br(l2);
gen_set_label(l1);
t1 = tcg_temp_new();
tcg_gen_ext32u_tl(t1, cpu_gpr[rS(ctx->opcode)]);
tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], t1, t0);
tcg_temp_free(t1);
gen_set_label(l2);
tcg_temp_free(t0);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
#if defined(TARGET_PPC64)
/* sld & sld. */
GEN_HANDLER(sld, 0x1F, 0x1B, 0x00, 0x00000000, PPC_64B)
{
TCGv t0;
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
t0 = tcg_temp_local_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x7f);
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x40, l1);
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0);
gen_set_label(l2);
tcg_temp_free(t0);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* srad & srad. */
GEN_HANDLER(srad, 0x1F, 0x1A, 0x18, 0x00000000, PPC_64B)
{
gen_helper_srad(cpu_gpr[rA(ctx->opcode)],
cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* sradi & sradi. */
static always_inline void gen_sradi (DisasContext *ctx, int n)
{
int sh = SH(ctx->opcode) + (n << 5);
if (sh != 0) {
int l1, l2;
TCGv t0;
l1 = gen_new_label();
l2 = gen_new_label();
t0 = tcg_temp_local_new();
tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1);
tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1ULL << sh) - 1);
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
gen_set_label(l2);
tcg_temp_free(t0);
tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh);
} else {
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
}
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
GEN_HANDLER2(sradi0, "sradi", 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B)
{
gen_sradi(ctx, 0);
}
GEN_HANDLER2(sradi1, "sradi", 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B)
{
gen_sradi(ctx, 1);
}
/* srd & srd. */
GEN_HANDLER(srd, 0x1F, 0x1B, 0x10, 0x00000000, PPC_64B)
{
TCGv t0;
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
t0 = tcg_temp_local_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x7f);
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x40, l1);
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0);
gen_set_label(l2);
tcg_temp_free(t0);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
#endif
/*** Floating-Point arithmetic ***/
#define _GEN_FLOAT_ACB(name, op, op1, op2, isfloat, set_fprf, type) \
GEN_HANDLER(f##name, op1, op2, 0xFF, 0x00000000, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
/* NIP cannot be restored if the memory exception comes from an helper */ \
gen_update_nip(ctx, ctx->nip - 4); \
gen_reset_fpstatus(); \
gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \
cpu_fpr[rC(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \
if (isfloat) { \
gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \
} \
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], set_fprf, \
Rc(ctx->opcode) != 0); \
}
#define GEN_FLOAT_ACB(name, op2, set_fprf, type) \
_GEN_FLOAT_ACB(name, name, 0x3F, op2, 0, set_fprf, type); \
_GEN_FLOAT_ACB(name##s, name, 0x3B, op2, 1, set_fprf, type);
#define _GEN_FLOAT_AB(name, op, op1, op2, inval, isfloat, set_fprf, type) \
GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
/* NIP cannot be restored if the memory exception comes from an helper */ \
gen_update_nip(ctx, ctx->nip - 4); \
gen_reset_fpstatus(); \
gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \
cpu_fpr[rB(ctx->opcode)]); \
if (isfloat) { \
gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \
} \
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \
set_fprf, Rc(ctx->opcode) != 0); \
}
#define GEN_FLOAT_AB(name, op2, inval, set_fprf, type) \
_GEN_FLOAT_AB(name, name, 0x3F, op2, inval, 0, set_fprf, type); \
_GEN_FLOAT_AB(name##s, name, 0x3B, op2, inval, 1, set_fprf, type);
#define _GEN_FLOAT_AC(name, op, op1, op2, inval, isfloat, set_fprf, type) \
GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
/* NIP cannot be restored if the memory exception comes from an helper */ \
gen_update_nip(ctx, ctx->nip - 4); \
gen_reset_fpstatus(); \
gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \
cpu_fpr[rC(ctx->opcode)]); \
if (isfloat) { \
gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \
} \
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \
set_fprf, Rc(ctx->opcode) != 0); \
}
#define GEN_FLOAT_AC(name, op2, inval, set_fprf, type) \
_GEN_FLOAT_AC(name, name, 0x3F, op2, inval, 0, set_fprf, type); \
_GEN_FLOAT_AC(name##s, name, 0x3B, op2, inval, 1, set_fprf, type);
#define GEN_FLOAT_B(name, op2, op3, set_fprf, type) \
GEN_HANDLER(f##name, 0x3F, op2, op3, 0x001F0000, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
/* NIP cannot be restored if the memory exception comes from an helper */ \
gen_update_nip(ctx, ctx->nip - 4); \
gen_reset_fpstatus(); \
gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \
set_fprf, Rc(ctx->opcode) != 0); \
}
#define GEN_FLOAT_BS(name, op1, op2, set_fprf, type) \
GEN_HANDLER(f##name, op1, op2, 0xFF, 0x001F07C0, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
/* NIP cannot be restored if the memory exception comes from an helper */ \
gen_update_nip(ctx, ctx->nip - 4); \
gen_reset_fpstatus(); \
gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \
set_fprf, Rc(ctx->opcode) != 0); \
}
/* fadd - fadds */
GEN_FLOAT_AB(add, 0x15, 0x000007C0, 1, PPC_FLOAT);
/* fdiv - fdivs */
GEN_FLOAT_AB(div, 0x12, 0x000007C0, 1, PPC_FLOAT);
/* fmul - fmuls */
GEN_FLOAT_AC(mul, 0x19, 0x0000F800, 1, PPC_FLOAT);
/* fre */
GEN_FLOAT_BS(re, 0x3F, 0x18, 1, PPC_FLOAT_EXT);
/* fres */
GEN_FLOAT_BS(res, 0x3B, 0x18, 1, PPC_FLOAT_FRES);
/* frsqrte */
GEN_FLOAT_BS(rsqrte, 0x3F, 0x1A, 1, PPC_FLOAT_FRSQRTE);
/* frsqrtes */
GEN_HANDLER(frsqrtes, 0x3B, 0x1A, 0xFF, 0x001F07C0, PPC_FLOAT_FRSQRTES)
{
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_reset_fpstatus();
gen_helper_frsqrte(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]);
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0);
}
/* fsel */
_GEN_FLOAT_ACB(sel, sel, 0x3F, 0x17, 0, 0, PPC_FLOAT_FSEL);
/* fsub - fsubs */
GEN_FLOAT_AB(sub, 0x14, 0x000007C0, 1, PPC_FLOAT);
/* Optional: */
/* fsqrt */
GEN_HANDLER(fsqrt, 0x3F, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT)
{
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_reset_fpstatus();
gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0);
}
GEN_HANDLER(fsqrts, 0x3B, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT)
{
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_reset_fpstatus();
gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]);
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0);
}
/*** Floating-Point multiply-and-add ***/
/* fmadd - fmadds */
GEN_FLOAT_ACB(madd, 0x1D, 1, PPC_FLOAT);
/* fmsub - fmsubs */
GEN_FLOAT_ACB(msub, 0x1C, 1, PPC_FLOAT);
/* fnmadd - fnmadds */
GEN_FLOAT_ACB(nmadd, 0x1F, 1, PPC_FLOAT);
/* fnmsub - fnmsubs */
GEN_FLOAT_ACB(nmsub, 0x1E, 1, PPC_FLOAT);
/*** Floating-Point round & convert ***/
/* fctiw */
GEN_FLOAT_B(ctiw, 0x0E, 0x00, 0, PPC_FLOAT);
/* fctiwz */
GEN_FLOAT_B(ctiwz, 0x0F, 0x00, 0, PPC_FLOAT);
/* frsp */
GEN_FLOAT_B(rsp, 0x0C, 0x00, 1, PPC_FLOAT);
#if defined(TARGET_PPC64)
/* fcfid */
GEN_FLOAT_B(cfid, 0x0E, 0x1A, 1, PPC_64B);
/* fctid */
GEN_FLOAT_B(ctid, 0x0E, 0x19, 0, PPC_64B);
/* fctidz */
GEN_FLOAT_B(ctidz, 0x0F, 0x19, 0, PPC_64B);
#endif
/* frin */
GEN_FLOAT_B(rin, 0x08, 0x0C, 1, PPC_FLOAT_EXT);
/* friz */
GEN_FLOAT_B(riz, 0x08, 0x0D, 1, PPC_FLOAT_EXT);
/* frip */
GEN_FLOAT_B(rip, 0x08, 0x0E, 1, PPC_FLOAT_EXT);
/* frim */
GEN_FLOAT_B(rim, 0x08, 0x0F, 1, PPC_FLOAT_EXT);
/*** Floating-Point compare ***/
/* fcmpo */
GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT)
{
TCGv_i32 crf;
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_reset_fpstatus();
crf = tcg_const_i32(crfD(ctx->opcode));
gen_helper_fcmpo(cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)], crf);
tcg_temp_free_i32(crf);
gen_helper_float_check_status();
}
/* fcmpu */
GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT)
{
TCGv_i32 crf;
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_reset_fpstatus();
crf = tcg_const_i32(crfD(ctx->opcode));
gen_helper_fcmpu(cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)], crf);
tcg_temp_free_i32(crf);
gen_helper_float_check_status();
}
/*** Floating-point move ***/
/* fabs */
/* XXX: beware that fabs never checks for NaNs nor update FPSCR */
GEN_FLOAT_B(abs, 0x08, 0x08, 0, PPC_FLOAT);
/* fmr - fmr. */
/* XXX: beware that fmr never checks for NaNs nor update FPSCR */
GEN_HANDLER(fmr, 0x3F, 0x08, 0x02, 0x001F0000, PPC_FLOAT)
{
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 0, Rc(ctx->opcode) != 0);
}
/* fnabs */
/* XXX: beware that fnabs never checks for NaNs nor update FPSCR */
GEN_FLOAT_B(nabs, 0x08, 0x04, 0, PPC_FLOAT);
/* fneg */
/* XXX: beware that fneg never checks for NaNs nor update FPSCR */
GEN_FLOAT_B(neg, 0x08, 0x01, 0, PPC_FLOAT);
/*** Floating-Point status & ctrl register ***/
/* mcrfs */
GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT)
{
int bfa;
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
bfa = 4 * (7 - crfS(ctx->opcode));
tcg_gen_shri_i32(cpu_crf[crfD(ctx->opcode)], cpu_fpscr, bfa);
tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], 0xf);
tcg_gen_andi_i32(cpu_fpscr, cpu_fpscr, ~(0xF << bfa));
}
/* mffs */
GEN_HANDLER(mffs, 0x3F, 0x07, 0x12, 0x001FF800, PPC_FLOAT)
{
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
gen_reset_fpstatus();
tcg_gen_extu_i32_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpscr);
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 0, Rc(ctx->opcode) != 0);
}
/* mtfsb0 */
GEN_HANDLER(mtfsb0, 0x3F, 0x06, 0x02, 0x001FF800, PPC_FLOAT)
{
uint8_t crb;
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
crb = 31 - crbD(ctx->opcode);
gen_reset_fpstatus();
if (likely(crb != FPSCR_FEX && crb != FPSCR_VX)) {
TCGv_i32 t0;
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_const_i32(crb);
gen_helper_fpscr_clrbit(t0);
tcg_temp_free_i32(t0);
}
if (unlikely(Rc(ctx->opcode) != 0)) {
tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
}
}
/* mtfsb1 */
GEN_HANDLER(mtfsb1, 0x3F, 0x06, 0x01, 0x001FF800, PPC_FLOAT)
{
uint8_t crb;
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
crb = 31 - crbD(ctx->opcode);
gen_reset_fpstatus();
/* XXX: we pretend we can only do IEEE floating-point computations */
if (likely(crb != FPSCR_FEX && crb != FPSCR_VX && crb != FPSCR_NI)) {
TCGv_i32 t0;
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_const_i32(crb);
gen_helper_fpscr_setbit(t0);
tcg_temp_free_i32(t0);
}
if (unlikely(Rc(ctx->opcode) != 0)) {
tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
}
/* We can raise a differed exception */
gen_helper_float_check_status();
}
/* mtfsf */
GEN_HANDLER(mtfsf, 0x3F, 0x07, 0x16, 0x02010000, PPC_FLOAT)
{
TCGv_i32 t0;
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_reset_fpstatus();
t0 = tcg_const_i32(FM(ctx->opcode));
gen_helper_store_fpscr(cpu_fpr[rB(ctx->opcode)], t0);
tcg_temp_free_i32(t0);
if (unlikely(Rc(ctx->opcode) != 0)) {
tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
}
/* We can raise a differed exception */
gen_helper_float_check_status();
}
/* mtfsfi */
GEN_HANDLER(mtfsfi, 0x3F, 0x06, 0x04, 0x006f0800, PPC_FLOAT)
{
int bf, sh;
TCGv_i64 t0;
TCGv_i32 t1;
if (unlikely(!ctx->fpu_enabled)) {
gen_exception(ctx, POWERPC_EXCP_FPU);
return;
}
bf = crbD(ctx->opcode) >> 2;
sh = 7 - bf;
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_reset_fpstatus();
t0 = tcg_const_i64(FPIMM(ctx->opcode) << (4 * sh));
t1 = tcg_const_i32(1 << sh);
gen_helper_store_fpscr(t0, t1);
tcg_temp_free_i64(t0);
tcg_temp_free_i32(t1);
if (unlikely(Rc(ctx->opcode) != 0)) {
tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
}
/* We can raise a differed exception */
gen_helper_float_check_status();
}
/*** Addressing modes ***/
/* Register indirect with immediate index : EA = (rA|0) + SIMM */
static always_inline void gen_addr_imm_index (DisasContext *ctx, TCGv EA, target_long maskl)
{
target_long simm = SIMM(ctx->opcode);
simm &= ~maskl;
if (rA(ctx->opcode) == 0) {
#if defined(TARGET_PPC64)
if (!ctx->sf_mode) {
tcg_gen_movi_tl(EA, (uint32_t)simm);
} else
#endif
tcg_gen_movi_tl(EA, simm);
} else if (likely(simm != 0)) {
tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], simm);
#if defined(TARGET_PPC64)
if (!ctx->sf_mode) {
tcg_gen_ext32u_tl(EA, EA);
}
#endif
} else {
#if defined(TARGET_PPC64)
if (!ctx->sf_mode) {
tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]);
} else
#endif
tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]);
}
}
static always_inline void gen_addr_reg_index (DisasContext *ctx, TCGv EA)
{
if (rA(ctx->opcode) == 0) {
#if defined(TARGET_PPC64)
if (!ctx->sf_mode) {
tcg_gen_ext32u_tl(EA, cpu_gpr[rB(ctx->opcode)]);
} else
#endif
tcg_gen_mov_tl(EA, cpu_gpr[rB(ctx->opcode)]);
} else {
tcg_gen_add_tl(EA, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
#if defined(TARGET_PPC64)
if (!ctx->sf_mode) {
tcg_gen_ext32u_tl(EA, EA);
}
#endif
}
}
static always_inline void gen_addr_register (DisasContext *ctx, TCGv EA)
{
if (rA(ctx->opcode) == 0) {
tcg_gen_movi_tl(EA, 0);
} else {
#if defined(TARGET_PPC64)
if (!ctx->sf_mode) {
tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]);
} else
#endif
tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]);
}
}
static always_inline void gen_addr_add (DisasContext *ctx, TCGv ret, TCGv arg1, target_long val)
{
tcg_gen_addi_tl(ret, arg1, val);
#if defined(TARGET_PPC64)
if (!ctx->sf_mode) {
tcg_gen_ext32u_tl(ret, ret);
}
#endif
}
static always_inline void gen_check_align (DisasContext *ctx, TCGv EA, int mask)
{
int l1 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv_i32 t1, t2;
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
tcg_gen_andi_tl(t0, EA, mask);
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
t1 = tcg_const_i32(POWERPC_EXCP_ALIGN);
t2 = tcg_const_i32(0);
gen_helper_raise_exception_err(t1, t2);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
gen_set_label(l1);
tcg_temp_free(t0);
}
/*** Integer load ***/
static always_inline void gen_qemu_ld8u(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
tcg_gen_qemu_ld8u(arg1, arg2, ctx->mem_idx);
}
static always_inline void gen_qemu_ld8s(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
tcg_gen_qemu_ld8s(arg1, arg2, ctx->mem_idx);
}
static always_inline void gen_qemu_ld16u(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx);
if (unlikely(ctx->le_mode)) {
#if defined(TARGET_PPC64)
TCGv_i32 t0 = tcg_temp_new_i32();
tcg_gen_trunc_tl_i32(t0, arg1);
tcg_gen_bswap16_i32(t0, t0);
tcg_gen_extu_i32_tl(arg1, t0);
tcg_temp_free_i32(t0);
#else
tcg_gen_bswap16_i32(arg1, arg1);
#endif
}
}
static always_inline void gen_qemu_ld16s(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
if (unlikely(ctx->le_mode)) {
#if defined(TARGET_PPC64)
TCGv_i32 t0;
tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx);
t0 = tcg_temp_new_i32();
tcg_gen_trunc_tl_i32(t0, arg1);
tcg_gen_bswap16_i32(t0, t0);
tcg_gen_extu_i32_tl(arg1, t0);
tcg_gen_ext16s_tl(arg1, arg1);
tcg_temp_free_i32(t0);
#else
tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx);
tcg_gen_bswap16_i32(arg1, arg1);
tcg_gen_ext16s_i32(arg1, arg1);
#endif
} else {
tcg_gen_qemu_ld16s(arg1, arg2, ctx->mem_idx);
}
}
static always_inline void gen_qemu_ld32u(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx);
if (unlikely(ctx->le_mode)) {
#if defined(TARGET_PPC64)
TCGv_i32 t0 = tcg_temp_new_i32();
tcg_gen_trunc_tl_i32(t0, arg1);
tcg_gen_bswap_i32(t0, t0);
tcg_gen_extu_i32_tl(arg1, t0);
tcg_temp_free_i32(t0);
#else
tcg_gen_bswap_i32(arg1, arg1);
#endif
}
}
#if defined(TARGET_PPC64)
static always_inline void gen_qemu_ld32s(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
if (unlikely(ctx->le_mode)) {
TCGv_i32 t0;
tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx);
t0 = tcg_temp_new_i32();
tcg_gen_trunc_tl_i32(t0, arg1);
tcg_gen_bswap_i32(t0, t0);
tcg_gen_ext_i32_tl(arg1, t0);
tcg_temp_free_i32(t0);
} else
tcg_gen_qemu_ld32s(arg1, arg2, ctx->mem_idx);
}
#endif
static always_inline void gen_qemu_ld64(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
{
tcg_gen_qemu_ld64(arg1, arg2, ctx->mem_idx);
if (unlikely(ctx->le_mode)) {
tcg_gen_bswap_i64(arg1, arg1);
}
}
static always_inline void gen_qemu_st8(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
tcg_gen_qemu_st8(arg1, arg2, ctx->mem_idx);
}
static always_inline void gen_qemu_st16(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
if (unlikely(ctx->le_mode)) {
#if defined(TARGET_PPC64)
TCGv_i32 t0;
TCGv t1;
t0 = tcg_temp_new_i32();
tcg_gen_trunc_tl_i32(t0, arg1);
tcg_gen_ext16u_i32(t0, t0);
tcg_gen_bswap16_i32(t0, t0);
t1 = tcg_temp_new();
tcg_gen_extu_i32_tl(t1, t0);
tcg_temp_free_i32(t0);
tcg_gen_qemu_st16(t1, arg2, ctx->mem_idx);
tcg_temp_free(t1);
#else
TCGv t0 = tcg_temp_new();
tcg_gen_ext16u_tl(t0, arg1);
tcg_gen_bswap16_i32(t0, t0);
tcg_gen_qemu_st16(t0, arg2, ctx->mem_idx);
tcg_temp_free(t0);
#endif
} else {
tcg_gen_qemu_st16(arg1, arg2, ctx->mem_idx);
}
}
static always_inline void gen_qemu_st32(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
if (unlikely(ctx->le_mode)) {
#if defined(TARGET_PPC64)
TCGv_i32 t0;
TCGv t1;
t0 = tcg_temp_new_i32();
tcg_gen_trunc_tl_i32(t0, arg1);
tcg_gen_bswap_i32(t0, t0);
t1 = tcg_temp_new();
tcg_gen_extu_i32_tl(t1, t0);
tcg_temp_free_i32(t0);
tcg_gen_qemu_st32(t1, arg2, ctx->mem_idx);
tcg_temp_free(t1);
#else
TCGv t0 = tcg_temp_new_i32();
tcg_gen_bswap_i32(t0, arg1);
tcg_gen_qemu_st32(t0, arg2, ctx->mem_idx);
tcg_temp_free(t0);
#endif
} else {
tcg_gen_qemu_st32(arg1, arg2, ctx->mem_idx);
}
}
static always_inline void gen_qemu_st64(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
{
if (unlikely(ctx->le_mode)) {
TCGv_i64 t0 = tcg_temp_new_i64();
tcg_gen_bswap_i64(t0, arg1);
tcg_gen_qemu_st64(t0, arg2, ctx->mem_idx);
tcg_temp_free_i64(t0);
} else
tcg_gen_qemu_st64(arg1, arg2, ctx->mem_idx);
}
#define GEN_LD(name, ldop, opc, type) \
GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
TCGv EA; \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_imm_index(ctx, EA, 0); \
gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_LDU(name, ldop, opc, type) \
GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
TCGv EA; \
if (unlikely(rA(ctx->opcode) == 0 || \
rA(ctx->opcode) == rD(ctx->opcode))) { \
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
if (type == PPC_64B) \
gen_addr_imm_index(ctx, EA, 0x03); \
else \
gen_addr_imm_index(ctx, EA, 0); \
gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_LDUX(name, ldop, opc2, opc3, type) \
GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
TCGv EA; \
if (unlikely(rA(ctx->opcode) == 0 || \
rA(ctx->opcode) == rD(ctx->opcode))) { \
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_LDX(name, ldop, opc2, opc3, type) \
GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
TCGv EA; \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_LDS(name, ldop, op, type) \
GEN_LD(name, ldop, op | 0x20, type); \
GEN_LDU(name, ldop, op | 0x21, type); \
GEN_LDUX(name, ldop, 0x17, op | 0x01, type); \
GEN_LDX(name, ldop, 0x17, op | 0x00, type)
/* lbz lbzu lbzux lbzx */
GEN_LDS(lbz, ld8u, 0x02, PPC_INTEGER);
/* lha lhau lhaux lhax */
GEN_LDS(lha, ld16s, 0x0A, PPC_INTEGER);
/* lhz lhzu lhzux lhzx */
GEN_LDS(lhz, ld16u, 0x08, PPC_INTEGER);
/* lwz lwzu lwzux lwzx */
GEN_LDS(lwz, ld32u, 0x00, PPC_INTEGER);
#if defined(TARGET_PPC64)
/* lwaux */
GEN_LDUX(lwa, ld32s, 0x15, 0x0B, PPC_64B);
/* lwax */
GEN_LDX(lwa, ld32s, 0x15, 0x0A, PPC_64B);
/* ldux */
GEN_LDUX(ld, ld64, 0x15, 0x01, PPC_64B);
/* ldx */
GEN_LDX(ld, ld64, 0x15, 0x00, PPC_64B);
GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B)
{
TCGv EA;
if (Rc(ctx->opcode)) {
if (unlikely(rA(ctx->opcode) == 0 ||
rA(ctx->opcode) == rD(ctx->opcode))) {
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
return;
}
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_imm_index(ctx, EA, 0x03);
if (ctx->opcode & 0x02) {
/* lwa (lwau is undefined) */
gen_qemu_ld32s(ctx, cpu_gpr[rD(ctx->opcode)], EA);
} else {
/* ld - ldu */
gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], EA);
}
if (Rc(ctx->opcode))
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);
tcg_temp_free(EA);
}
/* lq */
GEN_HANDLER(lq, 0x38, 0xFF, 0xFF, 0x00000000, PPC_64BX)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
int ra, rd;
TCGv EA;
/* Restore CPU state */
if (unlikely(ctx->mem_idx == 0)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
ra = rA(ctx->opcode);
rd = rD(ctx->opcode);
if (unlikely((rd & 1) || rd == ra)) {
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
return;
}
if (unlikely(ctx->le_mode)) {
/* Little-endian mode is not handled */
gen_exception_err(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_imm_index(ctx, EA, 0x0F);
gen_qemu_ld64(ctx, cpu_gpr[rd], EA);
gen_addr_add(ctx, EA, EA, 8);
gen_qemu_ld64(ctx, cpu_gpr[rd+1], EA);
tcg_temp_free(EA);
#endif
}
#endif
/*** Integer store ***/
#define GEN_ST(name, stop, opc, type) \
GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
TCGv EA; \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_imm_index(ctx, EA, 0); \
gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_STU(name, stop, opc, type) \
GEN_HANDLER(stop##u, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
TCGv EA; \
if (unlikely(rA(ctx->opcode) == 0)) { \
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
if (type == PPC_64B) \
gen_addr_imm_index(ctx, EA, 0x03); \
else \
gen_addr_imm_index(ctx, EA, 0); \
gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_STUX(name, stop, opc2, opc3, type) \
GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
TCGv EA; \
if (unlikely(rA(ctx->opcode) == 0)) { \
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_STX(name, stop, opc2, opc3, type) \
GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
TCGv EA; \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_STS(name, stop, op, type) \
GEN_ST(name, stop, op | 0x20, type); \
GEN_STU(name, stop, op | 0x21, type); \
GEN_STUX(name, stop, 0x17, op | 0x01, type); \
GEN_STX(name, stop, 0x17, op | 0x00, type)
/* stb stbu stbux stbx */
GEN_STS(stb, st8, 0x06, PPC_INTEGER);
/* sth sthu sthux sthx */
GEN_STS(sth, st16, 0x0C, PPC_INTEGER);
/* stw stwu stwux stwx */
GEN_STS(stw, st32, 0x04, PPC_INTEGER);
#if defined(TARGET_PPC64)
GEN_STUX(std, st64, 0x15, 0x05, PPC_64B);
GEN_STX(std, st64, 0x15, 0x04, PPC_64B);
GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B)
{
int rs;
TCGv EA;
rs = rS(ctx->opcode);
if ((ctx->opcode & 0x3) == 0x2) {
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
/* stq */
if (unlikely(ctx->mem_idx == 0)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
if (unlikely(rs & 1)) {
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
return;
}
if (unlikely(ctx->le_mode)) {
/* Little-endian mode is not handled */
gen_exception_err(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_imm_index(ctx, EA, 0x03);
gen_qemu_st64(ctx, cpu_gpr[rs], EA);
gen_addr_add(ctx, EA, EA, 8);
gen_qemu_st64(ctx, cpu_gpr[rs+1], EA);
tcg_temp_free(EA);
#endif
} else {
/* std / stdu */
if (Rc(ctx->opcode)) {
if (unlikely(rA(ctx->opcode) == 0)) {
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
return;
}
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_imm_index(ctx, EA, 0x03);
gen_qemu_st64(ctx, cpu_gpr[rs], EA);
if (Rc(ctx->opcode))
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);
tcg_temp_free(EA);
}
}
#endif
/*** Integer load and store with byte reverse ***/
/* lhbrx */
static void always_inline gen_qemu_ld16ur(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx);
if (likely(!ctx->le_mode)) {
#if defined(TARGET_PPC64)
TCGv_i32 t0 = tcg_temp_new_i32();
tcg_gen_trunc_tl_i32(t0, arg1);
tcg_gen_bswap16_i32(t0, t0);
tcg_gen_extu_i32_tl(arg1, t0);
tcg_temp_free_i32(t0);
#else
tcg_gen_bswap16_i32(arg1, arg1);
#endif
}
}
GEN_LDX(lhbr, ld16ur, 0x16, 0x18, PPC_INTEGER);
/* lwbrx */
static void always_inline gen_qemu_ld32ur(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx);
if (likely(!ctx->le_mode)) {
#if defined(TARGET_PPC64)
TCGv_i32 t0 = tcg_temp_new_i32();
tcg_gen_trunc_tl_i32(t0, arg1);
tcg_gen_bswap_i32(t0, t0);
tcg_gen_extu_i32_tl(arg1, t0);
tcg_temp_free_i32(t0);
#else
tcg_gen_bswap_i32(arg1, arg1);
#endif
}
}
GEN_LDX(lwbr, ld32ur, 0x16, 0x10, PPC_INTEGER);
/* sthbrx */
static void always_inline gen_qemu_st16r(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
if (likely(!ctx->le_mode)) {
#if defined(TARGET_PPC64)
TCGv_i32 t0;
TCGv t1;
t0 = tcg_temp_new_i32();
tcg_gen_trunc_tl_i32(t0, arg1);
tcg_gen_ext16u_i32(t0, t0);
tcg_gen_bswap16_i32(t0, t0);
t1 = tcg_temp_new();
tcg_gen_extu_i32_tl(t1, t0);
tcg_temp_free_i32(t0);
tcg_gen_qemu_st16(t1, arg2, ctx->mem_idx);
tcg_temp_free(t1);
#else
TCGv t0 = tcg_temp_new();
tcg_gen_ext16u_tl(t0, arg1);
tcg_gen_bswap16_i32(t0, t0);
tcg_gen_qemu_st16(t0, arg2, ctx->mem_idx);
tcg_temp_free(t0);
#endif
} else {
tcg_gen_qemu_st16(arg1, arg2, ctx->mem_idx);
}
}
GEN_STX(sthbr, st16r, 0x16, 0x1C, PPC_INTEGER);
/* stwbrx */
static void always_inline gen_qemu_st32r(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
if (likely(!ctx->le_mode)) {
#if defined(TARGET_PPC64)
TCGv_i32 t0;
TCGv t1;
t0 = tcg_temp_new_i32();
tcg_gen_trunc_tl_i32(t0, arg1);
tcg_gen_bswap_i32(t0, t0);
t1 = tcg_temp_new();
tcg_gen_extu_i32_tl(t1, t0);
tcg_temp_free_i32(t0);
tcg_gen_qemu_st32(t1, arg2, ctx->mem_idx);
tcg_temp_free(t1);
#else
TCGv t0 = tcg_temp_new_i32();
tcg_gen_bswap_i32(t0, arg1);
tcg_gen_qemu_st32(t0, arg2, ctx->mem_idx);
tcg_temp_free(t0);
#endif
} else {
tcg_gen_qemu_st32(arg1, arg2, ctx->mem_idx);
}
}
GEN_STX(stwbr, st32r, 0x16, 0x14, PPC_INTEGER);
/*** Integer load and store multiple ***/
/* lmw */
GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
TCGv t0;
TCGv_i32 t1;
gen_set_access_type(ctx, ACCESS_INT);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_temp_new();
t1 = tcg_const_i32(rD(ctx->opcode));
gen_addr_imm_index(ctx, t0, 0);
gen_helper_lmw(t0, t1);
tcg_temp_free(t0);
tcg_temp_free_i32(t1);
}
/* stmw */
GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
TCGv t0;
TCGv_i32 t1;
gen_set_access_type(ctx, ACCESS_INT);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_temp_new();
t1 = tcg_const_i32(rS(ctx->opcode));
gen_addr_imm_index(ctx, t0, 0);
gen_helper_stmw(t0, t1);
tcg_temp_free(t0);
tcg_temp_free_i32(t1);
}
/*** Integer load and store strings ***/
/* lswi */
/* PowerPC32 specification says we must generate an exception if
* rA is in the range of registers to be loaded.
* In an other hand, IBM says this is valid, but rA won't be loaded.
* For now, I'll follow the spec...
*/
GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_STRING)
{
TCGv t0;
TCGv_i32 t1, t2;
int nb = NB(ctx->opcode);
int start = rD(ctx->opcode);
int ra = rA(ctx->opcode);
int nr;
if (nb == 0)
nb = 32;
nr = nb / 4;
if (unlikely(((start + nr) > 32 &&
start <= ra && (start + nr - 32) > ra) ||
((start + nr) <= 32 && start <= ra && (start + nr) > ra))) {
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_temp_new();
gen_addr_register(ctx, t0);
t1 = tcg_const_i32(nb);
t2 = tcg_const_i32(start);
gen_helper_lsw(t0, t1, t2);
tcg_temp_free(t0);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
}
/* lswx */
GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_STRING)
{
TCGv t0;
TCGv_i32 t1, t2, t3;
gen_set_access_type(ctx, ACCESS_INT);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
t1 = tcg_const_i32(rD(ctx->opcode));
t2 = tcg_const_i32(rA(ctx->opcode));
t3 = tcg_const_i32(rB(ctx->opcode));
gen_helper_lswx(t0, t1, t2, t3);
tcg_temp_free(t0);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
tcg_temp_free_i32(t3);
}
/* stswi */
GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_STRING)
{
TCGv t0;
TCGv_i32 t1, t2;
int nb = NB(ctx->opcode);
gen_set_access_type(ctx, ACCESS_INT);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_temp_new();
gen_addr_register(ctx, t0);
if (nb == 0)
nb = 32;
t1 = tcg_const_i32(nb);
t2 = tcg_const_i32(rS(ctx->opcode));
gen_helper_stsw(t0, t1, t2);
tcg_temp_free(t0);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
}
/* stswx */
GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_STRING)
{
TCGv t0;
TCGv_i32 t1, t2;
gen_set_access_type(ctx, ACCESS_INT);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
t1 = tcg_temp_new_i32();
tcg_gen_trunc_tl_i32(t1, cpu_xer);
tcg_gen_andi_i32(t1, t1, 0x7F);
t2 = tcg_const_i32(rS(ctx->opcode));
gen_helper_stsw(t0, t1, t2);
tcg_temp_free(t0);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
}
/*** Memory synchronisation ***/
/* eieio */
GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FFF801, PPC_MEM_EIEIO)
{
}
/* isync */
GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM)
{
gen_stop_exception(ctx);
}
/* lwarx */
GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000001, PPC_RES)
{
TCGv t0;
gen_set_access_type(ctx, ACCESS_RES);
t0 = tcg_temp_local_new();
gen_addr_reg_index(ctx, t0);
gen_check_align(ctx, t0, 0x03);
gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], t0);
tcg_gen_mov_tl(cpu_reserve, t0);
tcg_temp_free(t0);
}
/* stwcx. */
GEN_HANDLER2(stwcx_, "stwcx.", 0x1F, 0x16, 0x04, 0x00000000, PPC_RES)
{
int l1;
TCGv t0;
gen_set_access_type(ctx, ACCESS_RES);
t0 = tcg_temp_local_new();
gen_addr_reg_index(ctx, t0);
gen_check_align(ctx, t0, 0x03);
tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
l1 = gen_new_label();
tcg_gen_brcond_tl(TCG_COND_NE, t0, cpu_reserve, l1);
tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 1 << CRF_EQ);
gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], t0);
gen_set_label(l1);
tcg_gen_movi_tl(cpu_reserve, -1);
tcg_temp_free(t0);
}
#if defined(TARGET_PPC64)
/* ldarx */
GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000001, PPC_64B)
{
TCGv t0;
gen_set_access_type(ctx, ACCESS_RES);
t0 = tcg_temp_local_new();
gen_addr_reg_index(ctx, t0);
gen_check_align(ctx, t0, 0x07);
gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], t0);
tcg_gen_mov_tl(cpu_reserve, t0);
tcg_temp_free(t0);
}
/* stdcx. */
GEN_HANDLER2(stdcx_, "stdcx.", 0x1F, 0x16, 0x06, 0x00000000, PPC_64B)
{
int l1;
TCGv t0;
gen_set_access_type(ctx, ACCESS_RES);
t0 = tcg_temp_local_new();
gen_addr_reg_index(ctx, t0);
gen_check_align(ctx, t0, 0x07);
tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
l1 = gen_new_label();
tcg_gen_brcond_tl(TCG_COND_NE, t0, cpu_reserve, l1);
tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 1 << CRF_EQ);
gen_qemu_st64(ctx, cpu_gpr[rS(ctx->opcode)], t0);
gen_set_label(l1);
tcg_gen_movi_tl(cpu_reserve, -1);
tcg_temp_free(t0);
}
#endif /* defined(TARGET_PPC64) */
/* sync */
GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC)
{
}
/* wait */
GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x03FFF801, PPC_WAIT)
{
TCGv_i32 t0 = tcg_temp_new_i32();
tcg_gen_st_i32(t0, cpu_env, offsetof(CPUState, halted));
tcg_temp_free_i32(t0);
/* Stop translation, as the CPU is supposed to sleep from now */
gen_exception_err(ctx, EXCP_HLT, 1);
}
/*** Floating-point load ***/
#define GEN_LDF(name, ldop, opc, type) \
GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
TCGv EA; \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_FLOAT); \
EA = tcg_temp_new(); \
gen_addr_imm_index(ctx, EA, 0); \
gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_LDUF(name, ldop, opc, type) \
GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
TCGv EA; \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
if (unlikely(rA(ctx->opcode) == 0)) { \
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
return; \
} \
gen_set_access_type(ctx, ACCESS_FLOAT); \
EA = tcg_temp_new(); \
gen_addr_imm_index(ctx, EA, 0); \
gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_LDUXF(name, ldop, opc, type) \
GEN_HANDLER(name##ux, 0x1F, 0x17, opc, 0x00000001, type) \
{ \
TCGv EA; \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
if (unlikely(rA(ctx->opcode) == 0)) { \
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
return; \
} \
gen_set_access_type(ctx, ACCESS_FLOAT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_LDXF(name, ldop, opc2, opc3, type) \
GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
TCGv EA; \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_FLOAT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_LDFS(name, ldop, op, type) \
GEN_LDF(name, ldop, op | 0x20, type); \
GEN_LDUF(name, ldop, op | 0x21, type); \
GEN_LDUXF(name, ldop, op | 0x01, type); \
GEN_LDXF(name, ldop, 0x17, op | 0x00, type)
static always_inline void gen_qemu_ld32fs(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
{
TCGv t0 = tcg_temp_new();
TCGv_i32 t1 = tcg_temp_new_i32();
gen_qemu_ld32u(ctx, t0, arg2);
tcg_gen_trunc_tl_i32(t1, t0);
tcg_temp_free(t0);
gen_helper_float32_to_float64(arg1, t1);
tcg_temp_free_i32(t1);
}
/* lfd lfdu lfdux lfdx */
GEN_LDFS(lfd, ld64, 0x12, PPC_FLOAT);
/* lfs lfsu lfsux lfsx */
GEN_LDFS(lfs, ld32fs, 0x10, PPC_FLOAT);
/*** Floating-point store ***/
#define GEN_STF(name, stop, opc, type) \
GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
TCGv EA; \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_FLOAT); \
EA = tcg_temp_new(); \
gen_addr_imm_index(ctx, EA, 0); \
gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_STUF(name, stop, opc, type) \
GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
TCGv EA; \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
if (unlikely(rA(ctx->opcode) == 0)) { \
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
return; \
} \
gen_set_access_type(ctx, ACCESS_FLOAT); \
EA = tcg_temp_new(); \
gen_addr_imm_index(ctx, EA, 0); \
gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_STUXF(name, stop, opc, type) \
GEN_HANDLER(name##ux, 0x1F, 0x17, opc, 0x00000001, type) \
{ \
TCGv EA; \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
if (unlikely(rA(ctx->opcode) == 0)) { \
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
return; \
} \
gen_set_access_type(ctx, ACCESS_FLOAT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_STXF(name, stop, opc2, opc3, type) \
GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
TCGv EA; \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_FLOAT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
tcg_temp_free(EA); \
}
#define GEN_STFS(name, stop, op, type) \
GEN_STF(name, stop, op | 0x20, type); \
GEN_STUF(name, stop, op | 0x21, type); \
GEN_STUXF(name, stop, op | 0x01, type); \
GEN_STXF(name, stop, 0x17, op | 0x00, type)
static always_inline void gen_qemu_st32fs(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
{
TCGv_i32 t0 = tcg_temp_new_i32();
TCGv t1 = tcg_temp_new();
gen_helper_float64_to_float32(t0, arg1);
tcg_gen_extu_i32_tl(t1, t0);
tcg_temp_free_i32(t0);
gen_qemu_st32(ctx, t1, arg2);
tcg_temp_free(t1);
}
/* stfd stfdu stfdux stfdx */
GEN_STFS(stfd, st64, 0x16, PPC_FLOAT);
/* stfs stfsu stfsux stfsx */
GEN_STFS(stfs, st32fs, 0x14, PPC_FLOAT);
/* Optional: */
static always_inline void gen_qemu_st32fiw(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
{
TCGv t0 = tcg_temp_new();
tcg_gen_trunc_i64_tl(t0, arg1),
gen_qemu_st32(ctx, t0, arg2);
tcg_temp_free(t0);
}
/* stfiwx */
GEN_STXF(stfiw, st32fiw, 0x17, 0x1E, PPC_FLOAT_STFIWX);
/*** Branch ***/
static always_inline void gen_goto_tb (DisasContext *ctx, int n,
target_ulong dest)
{
TranslationBlock *tb;
tb = ctx->tb;
#if defined(TARGET_PPC64)
if (!ctx->sf_mode)
dest = (uint32_t) dest;
#endif
if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) &&
likely(!ctx->singlestep_enabled)) {
tcg_gen_goto_tb(n);
tcg_gen_movi_tl(cpu_nip, dest & ~3);
tcg_gen_exit_tb((long)tb + n);
} else {
tcg_gen_movi_tl(cpu_nip, dest & ~3);
if (unlikely(ctx->singlestep_enabled)) {
if ((ctx->singlestep_enabled &
(CPU_BRANCH_STEP | CPU_SINGLE_STEP)) &&
ctx->exception == POWERPC_EXCP_BRANCH) {
target_ulong tmp = ctx->nip;
ctx->nip = dest;
gen_exception(ctx, POWERPC_EXCP_TRACE);
ctx->nip = tmp;
}
if (ctx->singlestep_enabled & GDBSTUB_SINGLE_STEP) {
gen_debug_exception(ctx);
}
}
tcg_gen_exit_tb(0);
}
}
static always_inline void gen_setlr (DisasContext *ctx, target_ulong nip)
{
#if defined(TARGET_PPC64)
if (ctx->sf_mode == 0)
tcg_gen_movi_tl(cpu_lr, (uint32_t)nip);
else
#endif
tcg_gen_movi_tl(cpu_lr, nip);
}
/* b ba bl bla */
GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
{
target_ulong li, target;
ctx->exception = POWERPC_EXCP_BRANCH;
/* sign extend LI */
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
li = ((int64_t)LI(ctx->opcode) << 38) >> 38;
else
#endif
li = ((int32_t)LI(ctx->opcode) << 6) >> 6;
if (likely(AA(ctx->opcode) == 0))
target = ctx->nip + li - 4;
else
target = li;
if (LK(ctx->opcode))
gen_setlr(ctx, ctx->nip);
gen_goto_tb(ctx, 0, target);
}
#define BCOND_IM 0
#define BCOND_LR 1
#define BCOND_CTR 2
static always_inline void gen_bcond (DisasContext *ctx, int type)
{
uint32_t bo = BO(ctx->opcode);
int l1 = gen_new_label();
TCGv target;
ctx->exception = POWERPC_EXCP_BRANCH;
if (type == BCOND_LR || type == BCOND_CTR) {
target = tcg_temp_local_new();
if (type == BCOND_CTR)
tcg_gen_mov_tl(target, cpu_ctr);
else
tcg_gen_mov_tl(target, cpu_lr);
}
if (LK(ctx->opcode))
gen_setlr(ctx, ctx->nip);
l1 = gen_new_label();
if ((bo & 0x4) == 0) {
/* Decrement and test CTR */
TCGv temp = tcg_temp_new();
if (unlikely(type == BCOND_CTR)) {
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
return;
}
tcg_gen_subi_tl(cpu_ctr, cpu_ctr, 1);
#if defined(TARGET_PPC64)
if (!ctx->sf_mode)
tcg_gen_ext32u_tl(temp, cpu_ctr);
else
#endif
tcg_gen_mov_tl(temp, cpu_ctr);
if (bo & 0x2) {
tcg_gen_brcondi_tl(TCG_COND_NE, temp, 0, l1);
} else {
tcg_gen_brcondi_tl(TCG_COND_EQ, temp, 0, l1);
}
tcg_temp_free(temp);
}
if ((bo & 0x10) == 0) {
/* Test CR */
uint32_t bi = BI(ctx->opcode);
uint32_t mask = 1 << (3 - (bi & 0x03));
TCGv_i32 temp = tcg_temp_new_i32();
if (bo & 0x8) {
tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask);
tcg_gen_brcondi_i32(TCG_COND_EQ, temp, 0, l1);
} else {
tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask);
tcg_gen_brcondi_i32(TCG_COND_NE, temp, 0, l1);
}
tcg_temp_free_i32(temp);
}
if (type == BCOND_IM) {
target_ulong li = (target_long)((int16_t)(BD(ctx->opcode)));
if (likely(AA(ctx->opcode) == 0)) {
gen_goto_tb(ctx, 0, ctx->nip + li - 4);
} else {
gen_goto_tb(ctx, 0, li);
}
gen_set_label(l1);
gen_goto_tb(ctx, 1, ctx->nip);
} else {
#if defined(TARGET_PPC64)
if (!(ctx->sf_mode))
tcg_gen_andi_tl(cpu_nip, target, (uint32_t)~3);
else
#endif
tcg_gen_andi_tl(cpu_nip, target, ~3);
tcg_gen_exit_tb(0);
gen_set_label(l1);
#if defined(TARGET_PPC64)
if (!(ctx->sf_mode))
tcg_gen_movi_tl(cpu_nip, (uint32_t)ctx->nip);
else
#endif
tcg_gen_movi_tl(cpu_nip, ctx->nip);
tcg_gen_exit_tb(0);
}
}
GEN_HANDLER(bc, 0x10, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
{
gen_bcond(ctx, BCOND_IM);
}
GEN_HANDLER(bcctr, 0x13, 0x10, 0x10, 0x00000000, PPC_FLOW)
{
gen_bcond(ctx, BCOND_CTR);
}
GEN_HANDLER(bclr, 0x13, 0x10, 0x00, 0x00000000, PPC_FLOW)
{
gen_bcond(ctx, BCOND_LR);
}
/*** Condition register logical ***/
#define GEN_CRLOGIC(name, tcg_op, opc) \
GEN_HANDLER(name, 0x13, 0x01, opc, 0x00000001, PPC_INTEGER) \
{ \
uint8_t bitmask; \
int sh; \
TCGv_i32 t0, t1; \
sh = (crbD(ctx->opcode) & 0x03) - (crbA(ctx->opcode) & 0x03); \
t0 = tcg_temp_new_i32(); \
if (sh > 0) \
tcg_gen_shri_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], sh); \
else if (sh < 0) \
tcg_gen_shli_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], -sh); \
else \
tcg_gen_mov_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2]); \
t1 = tcg_temp_new_i32(); \
sh = (crbD(ctx->opcode) & 0x03) - (crbB(ctx->opcode) & 0x03); \
if (sh > 0) \
tcg_gen_shri_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], sh); \
else if (sh < 0) \
tcg_gen_shli_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], -sh); \
else \
tcg_gen_mov_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2]); \
tcg_op(t0, t0, t1); \
bitmask = 1 << (3 - (crbD(ctx->opcode) & 0x03)); \
tcg_gen_andi_i32(t0, t0, bitmask); \
tcg_gen_andi_i32(t1, cpu_crf[crbD(ctx->opcode) >> 2], ~bitmask); \
tcg_gen_or_i32(cpu_crf[crbD(ctx->opcode) >> 2], t0, t1); \
tcg_temp_free_i32(t0); \
tcg_temp_free_i32(t1); \
}
/* crand */
GEN_CRLOGIC(crand, tcg_gen_and_i32, 0x08);
/* crandc */
GEN_CRLOGIC(crandc, tcg_gen_andc_i32, 0x04);
/* creqv */
GEN_CRLOGIC(creqv, tcg_gen_eqv_i32, 0x09);
/* crnand */
GEN_CRLOGIC(crnand, tcg_gen_nand_i32, 0x07);
/* crnor */
GEN_CRLOGIC(crnor, tcg_gen_nor_i32, 0x01);
/* cror */
GEN_CRLOGIC(cror, tcg_gen_or_i32, 0x0E);
/* crorc */
GEN_CRLOGIC(crorc, tcg_gen_orc_i32, 0x0D);
/* crxor */
GEN_CRLOGIC(crxor, tcg_gen_xor_i32, 0x06);
/* mcrf */
GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER)
{
tcg_gen_mov_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfS(ctx->opcode)]);
}
/*** System linkage ***/
/* rfi (mem_idx only) */
GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
/* Restore CPU state */
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_rfi();
gen_sync_exception(ctx);
#endif
}
#if defined(TARGET_PPC64)
GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
/* Restore CPU state */
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_rfid();
gen_sync_exception(ctx);
#endif
}
GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64H)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
/* Restore CPU state */
if (unlikely(ctx->mem_idx <= 1)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_hrfid();
gen_sync_exception(ctx);
#endif
}
#endif
/* sc */
#if defined(CONFIG_USER_ONLY)
#define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL_USER
#else
#define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL
#endif
GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW)
{
uint32_t lev;
lev = (ctx->opcode >> 5) & 0x7F;
gen_exception_err(ctx, POWERPC_SYSCALL, lev);
}
/*** Trap ***/
/* tw */
GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW)
{
TCGv_i32 t0 = tcg_const_i32(TO(ctx->opcode));
/* Update the nip since this might generate a trap exception */
gen_update_nip(ctx, ctx->nip);
gen_helper_tw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0);
tcg_temp_free_i32(t0);
}
/* twi */
GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
{
TCGv t0 = tcg_const_tl(SIMM(ctx->opcode));
TCGv_i32 t1 = tcg_const_i32(TO(ctx->opcode));
/* Update the nip since this might generate a trap exception */
gen_update_nip(ctx, ctx->nip);
gen_helper_tw(cpu_gpr[rA(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free_i32(t1);
}
#if defined(TARGET_PPC64)
/* td */
GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B)
{
TCGv_i32 t0 = tcg_const_i32(TO(ctx->opcode));
/* Update the nip since this might generate a trap exception */
gen_update_nip(ctx, ctx->nip);
gen_helper_td(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0);
tcg_temp_free_i32(t0);
}
/* tdi */
GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B)
{
TCGv t0 = tcg_const_tl(SIMM(ctx->opcode));
TCGv_i32 t1 = tcg_const_i32(TO(ctx->opcode));
/* Update the nip since this might generate a trap exception */
gen_update_nip(ctx, ctx->nip);
gen_helper_td(cpu_gpr[rA(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free_i32(t1);
}
#endif
/*** Processor control ***/
/* mcrxr */
GEN_HANDLER(mcrxr, 0x1F, 0x00, 0x10, 0x007FF801, PPC_MISC)
{
tcg_gen_trunc_tl_i32(cpu_crf[crfD(ctx->opcode)], cpu_xer);
tcg_gen_shri_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], XER_CA);
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_SO | 1 << XER_OV | 1 << XER_CA));
}
/* mfcr mfocrf */
GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC)
{
uint32_t crm, crn;
if (likely(ctx->opcode & 0x00100000)) {
crm = CRM(ctx->opcode);
if (likely(crm && ((crm & (crm - 1)) == 0))) {
crn = ctz32 (crm);
tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], cpu_crf[7 - crn]);
tcg_gen_shli_i32(cpu_gpr[rD(ctx->opcode)],
cpu_gpr[rD(ctx->opcode)], crn * 4);
}
} else {
gen_helper_load_cr(cpu_gpr[rD(ctx->opcode)]);
}
}
/* mfmsr */
GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_msr);
#endif
}
#if 1
#define SPR_NOACCESS ((void *)(-1UL))
#else
static void spr_noaccess (void *opaque, int sprn)
{
sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5);
printf("ERROR: try to access SPR %d !\n", sprn);
}
#define SPR_NOACCESS (&spr_noaccess)
#endif
/* mfspr */
static always_inline void gen_op_mfspr (DisasContext *ctx)
{
void (*read_cb)(void *opaque, int gprn, int sprn);
uint32_t sprn = SPR(ctx->opcode);
#if !defined(CONFIG_USER_ONLY)
if (ctx->mem_idx == 2)
read_cb = ctx->spr_cb[sprn].hea_read;
else if (ctx->mem_idx)
read_cb = ctx->spr_cb[sprn].oea_read;
else
#endif
read_cb = ctx->spr_cb[sprn].uea_read;
if (likely(read_cb != NULL)) {
if (likely(read_cb != SPR_NOACCESS)) {
(*read_cb)(ctx, rD(ctx->opcode), sprn);
} else {
/* Privilege exception */
/* This is a hack to avoid warnings when running Linux:
* this OS breaks the PowerPC virtualisation model,
* allowing userland application to read the PVR
*/
if (sprn != SPR_PVR) {
qemu_log("Trying to read privileged spr %d %03x at "
ADDRX "\n", sprn, sprn, ctx->nip);
printf("Trying to read privileged spr %d %03x at " ADDRX "\n",
sprn, sprn, ctx->nip);
}
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
}
} else {
/* Not defined */
qemu_log("Trying to read invalid spr %d %03x at "
ADDRX "\n", sprn, sprn, ctx->nip);
printf("Trying to read invalid spr %d %03x at " ADDRX "\n",
sprn, sprn, ctx->nip);
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_SPR);
}
}
GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC)
{
gen_op_mfspr(ctx);
}
/* mftb */
GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB)
{
gen_op_mfspr(ctx);
}
/* mtcrf mtocrf*/
GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC)
{
uint32_t crm, crn;
crm = CRM(ctx->opcode);
if (likely((ctx->opcode & 0x00100000))) {
if (crm && ((crm & (crm - 1)) == 0)) {
TCGv_i32 temp = tcg_temp_new_i32();
crn = ctz32 (crm);
tcg_gen_trunc_tl_i32(temp, cpu_gpr[rS(ctx->opcode)]);
tcg_gen_shri_i32(temp, temp, crn * 4);
tcg_gen_andi_i32(cpu_crf[7 - crn], temp, 0xf);
tcg_temp_free_i32(temp);
}
} else {
TCGv_i32 temp = tcg_const_i32(crm);
gen_helper_store_cr(cpu_gpr[rS(ctx->opcode)], temp);
tcg_temp_free_i32(temp);
}
}
/* mtmsr */
#if defined(TARGET_PPC64)
GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
if (ctx->opcode & 0x00010000) {
/* Special form that does not need any synchronisation */
TCGv t0 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE));
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~((1 << MSR_RI) | (1 << MSR_EE)));
tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
tcg_temp_free(t0);
} else {
/* XXX: we need to update nip before the store
* if we enter power saving mode, we will exit the loop
* directly from ppc_store_msr
*/
gen_update_nip(ctx, ctx->nip);
gen_helper_store_msr(cpu_gpr[rS(ctx->opcode)]);
/* Must stop the translation as machine state (may have) changed */
/* Note that mtmsr is not always defined as context-synchronizing */
gen_stop_exception(ctx);
}
#endif
}
#endif
GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
if (ctx->opcode & 0x00010000) {
/* Special form that does not need any synchronisation */
TCGv t0 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE));
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~((1 << MSR_RI) | (1 << MSR_EE)));
tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
tcg_temp_free(t0);
} else {
/* XXX: we need to update nip before the store
* if we enter power saving mode, we will exit the loop
* directly from ppc_store_msr
*/
gen_update_nip(ctx, ctx->nip);
#if defined(TARGET_PPC64)
if (!ctx->sf_mode) {
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_msr, 0xFFFFFFFF00000000ULL);
tcg_gen_ext32u_tl(t1, cpu_gpr[rS(ctx->opcode)]);
tcg_gen_or_tl(t0, t0, t1);
tcg_temp_free(t1);
gen_helper_store_msr(t0);
tcg_temp_free(t0);
} else
#endif
gen_helper_store_msr(cpu_gpr[rS(ctx->opcode)]);
/* Must stop the translation as machine state (may have) changed */
/* Note that mtmsr is not always defined as context-synchronizing */
gen_stop_exception(ctx);
}
#endif
}
/* mtspr */
GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000001, PPC_MISC)
{
void (*write_cb)(void *opaque, int sprn, int gprn);
uint32_t sprn = SPR(ctx->opcode);
#if !defined(CONFIG_USER_ONLY)
if (ctx->mem_idx == 2)
write_cb = ctx->spr_cb[sprn].hea_write;
else if (ctx->mem_idx)
write_cb = ctx->spr_cb[sprn].oea_write;
else
#endif
write_cb = ctx->spr_cb[sprn].uea_write;
if (likely(write_cb != NULL)) {
if (likely(write_cb != SPR_NOACCESS)) {
(*write_cb)(ctx, sprn, rS(ctx->opcode));
} else {
/* Privilege exception */
qemu_log("Trying to write privileged spr %d %03x at "
ADDRX "\n", sprn, sprn, ctx->nip);
printf("Trying to write privileged spr %d %03x at " ADDRX "\n",
sprn, sprn, ctx->nip);
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
}
} else {
/* Not defined */
qemu_log("Trying to write invalid spr %d %03x at "
ADDRX "\n", sprn, sprn, ctx->nip);
printf("Trying to write invalid spr %d %03x at " ADDRX "\n",
sprn, sprn, ctx->nip);
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_SPR);
}
}
/*** Cache management ***/
/* dcbf */
GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE)
{
/* XXX: specification says this is treated as a load by the MMU */
TCGv t0;
gen_set_access_type(ctx, ACCESS_CACHE);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_qemu_ld8u(ctx, t0, t0);
tcg_temp_free(t0);
}
/* dcbi (Supervisor only) */
GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
TCGv EA, val;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
EA = tcg_temp_new();
gen_set_access_type(ctx, ACCESS_CACHE);
gen_addr_reg_index(ctx, EA);
val = tcg_temp_new();
/* XXX: specification says this should be treated as a store by the MMU */
gen_qemu_ld8u(ctx, val, EA);
gen_qemu_st8(ctx, val, EA);
tcg_temp_free(val);
tcg_temp_free(EA);
#endif
}
/* dcdst */
GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE)
{
/* XXX: specification say this is treated as a load by the MMU */
TCGv t0;
gen_set_access_type(ctx, ACCESS_CACHE);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_qemu_ld8u(ctx, t0, t0);
tcg_temp_free(t0);
}
/* dcbt */
GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x02000001, PPC_CACHE)
{
/* interpreted as no-op */
/* XXX: specification say this is treated as a load by the MMU
* but does not generate any exception
*/
}
/* dcbtst */
GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x02000001, PPC_CACHE)
{
/* interpreted as no-op */
/* XXX: specification say this is treated as a load by the MMU
* but does not generate any exception
*/
}
/* dcbz */
GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03E00001, PPC_CACHE_DCBZ)
{
TCGv t0;
gen_set_access_type(ctx, ACCESS_CACHE);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_helper_dcbz(t0);
tcg_temp_free(t0);
}
GEN_HANDLER2(dcbz_970, "dcbz", 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZT)
{
TCGv t0;
gen_set_access_type(ctx, ACCESS_CACHE);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
if (ctx->opcode & 0x00200000)
gen_helper_dcbz(t0);
else
gen_helper_dcbz_970(t0);
tcg_temp_free(t0);
}
/* dst / dstt */
GEN_HANDLER(dst, 0x1F, 0x16, 0x0A, 0x01800001, PPC_ALTIVEC)
{
if (rA(ctx->opcode) == 0) {
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
} else {
/* interpreted as no-op */
}
}
/* dstst /dststt */
GEN_HANDLER(dstst, 0x1F, 0x16, 0x0B, 0x02000001, PPC_ALTIVEC)
{
if (rA(ctx->opcode) == 0) {
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
} else {
/* interpreted as no-op */
}
}
/* dss / dssall */
GEN_HANDLER(dss, 0x1F, 0x16, 0x19, 0x019FF801, PPC_ALTIVEC)
{
/* interpreted as no-op */
}
/* icbi */
GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE_ICBI)
{
TCGv t0;
gen_set_access_type(ctx, ACCESS_CACHE);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_helper_icbi(t0);
tcg_temp_free(t0);
}
/* Optional: */
/* dcba */
GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA)
{
/* interpreted as no-op */
/* XXX: specification say this is treated as a store by the MMU
* but does not generate any exception
*/
}
/*** Segment register manipulation ***/
/* Supervisor only: */
/* mfsr */
GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
t0 = tcg_const_tl(SR(ctx->opcode));
gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
#endif
}
/* mfsrin */
GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
t0 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
tcg_gen_andi_tl(t0, t0, 0xF);
gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
#endif
}
/* mtsr */
GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
t0 = tcg_const_tl(SR(ctx->opcode));
gen_helper_store_sr(t0, cpu_gpr[rS(ctx->opcode)]);
tcg_temp_free(t0);
#endif
}
/* mtsrin */
GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
t0 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
tcg_gen_andi_tl(t0, t0, 0xF);
gen_helper_store_sr(t0, cpu_gpr[rD(ctx->opcode)]);
tcg_temp_free(t0);
#endif
}
#if defined(TARGET_PPC64)
/* Specific implementation for PowerPC 64 "bridge" emulation using SLB */
/* mfsr */
GEN_HANDLER2(mfsr_64b, "mfsr", 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT_64B)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
t0 = tcg_const_tl(SR(ctx->opcode));
gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
#endif
}
/* mfsrin */
GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001,
PPC_SEGMENT_64B)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
t0 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
tcg_gen_andi_tl(t0, t0, 0xF);
gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
#endif
}
/* mtsr */
GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
t0 = tcg_const_tl(SR(ctx->opcode));
gen_helper_store_sr(t0, cpu_gpr[rS(ctx->opcode)]);
tcg_temp_free(t0);
#endif
}
/* mtsrin */
GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001,
PPC_SEGMENT_64B)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
t0 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
tcg_gen_andi_tl(t0, t0, 0xF);
gen_helper_store_sr(t0, cpu_gpr[rS(ctx->opcode)]);
tcg_temp_free(t0);
#endif
}
/* slbmte */
GEN_HANDLER2(slbmte, "slbmte", 0x1F, 0x12, 0x0C, 0x00000000, PPC_SEGMENT_64B)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
gen_helper_store_slb(cpu_gpr[rB(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
#endif
}
#endif /* defined(TARGET_PPC64) */
/*** Lookaside buffer management ***/
/* Optional & mem_idx only: */
/* tlbia */
GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_tlbia();
#endif
}
/* tlbiel */
GEN_HANDLER(tlbiel, 0x1F, 0x12, 0x08, 0x03FF0001, PPC_MEM_TLBIE)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]);
#endif
}
/* tlbie */
GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
#if defined(TARGET_PPC64)
if (!ctx->sf_mode) {
TCGv t0 = tcg_temp_new();
tcg_gen_ext32u_tl(t0, cpu_gpr[rB(ctx->opcode)]);
gen_helper_tlbie(t0);
tcg_temp_free(t0);
} else
#endif
gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]);
#endif
}
/* tlbsync */
GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
/* This has no effect: it should ensure that all previous
* tlbie have completed
*/
gen_stop_exception(ctx);
#endif
}
#if defined(TARGET_PPC64)
/* slbia */
GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x03FFFC01, PPC_SLBI)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_slbia();
#endif
}
/* slbie */
GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_slbie(cpu_gpr[rB(ctx->opcode)]);
#endif
}
#endif
/*** External control ***/
/* Optional: */
/* eciwx */
GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN)
{
TCGv t0;
/* Should check EAR[E] ! */
gen_set_access_type(ctx, ACCESS_EXT);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_check_align(ctx, t0, 0x03);
gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
}
/* ecowx */
GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN)
{
TCGv t0;
/* Should check EAR[E] ! */
gen_set_access_type(ctx, ACCESS_EXT);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_check_align(ctx, t0, 0x03);
gen_qemu_st32(ctx, cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
}
/* PowerPC 601 specific instructions */
/* abs - abs. */
GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l1);
tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
gen_set_label(l2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* abso - abso. */
GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
int l3 = gen_new_label();
/* Start with XER OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l2);
tcg_gen_brcondi_tl(TCG_COND_NE, cpu_gpr[rA(ctx->opcode)], 0x80000000, l1);
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
tcg_gen_br(l3);
gen_set_label(l2);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
gen_set_label(l3);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* clcs */
GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR)
{
TCGv_i32 t0 = tcg_const_i32(rA(ctx->opcode));
gen_helper_clcs(cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free_i32(t0);
/* Rc=1 sets CR0 to an undefined state */
}
/* div - div. */
GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR)
{
gen_helper_div(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* divo - divo. */
GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR)
{
gen_helper_divo(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* divs - divs. */
GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR)
{
gen_helper_divs(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* divso - divso. */
GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR)
{
gen_helper_divso(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* doz - doz. */
GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1);
tcg_gen_sub_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
gen_set_label(l2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* dozo - dozo. */
GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
TCGv t2 = tcg_temp_new();
/* Start with XER OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1);
tcg_gen_sub_tl(t0, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
tcg_gen_xor_tl(t1, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
tcg_gen_xor_tl(t2, cpu_gpr[rA(ctx->opcode)], t0);
tcg_gen_andc_tl(t1, t1, t2);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2);
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
gen_set_label(l2);
tcg_temp_free(t0);
tcg_temp_free(t1);
tcg_temp_free(t2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* dozi */
GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR)
{
target_long simm = SIMM(ctx->opcode);
int l1 = gen_new_label();
int l2 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_LT, cpu_gpr[rA(ctx->opcode)], simm, l1);
tcg_gen_subfi_tl(cpu_gpr[rD(ctx->opcode)], simm, cpu_gpr[rA(ctx->opcode)]);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
gen_set_label(l2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* lscbx - lscbx. */
GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR)
{
TCGv t0 = tcg_temp_new();
TCGv_i32 t1 = tcg_const_i32(rD(ctx->opcode));
TCGv_i32 t2 = tcg_const_i32(rA(ctx->opcode));
TCGv_i32 t3 = tcg_const_i32(rB(ctx->opcode));
gen_addr_reg_index(ctx, t0);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_helper_lscbx(t0, t0, t1, t2, t3);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
tcg_temp_free_i32(t3);
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~0x7F);
tcg_gen_or_tl(cpu_xer, cpu_xer, t0);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, t0);
tcg_temp_free(t0);
}
/* maskg - maskg. */
GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR)
{
int l1 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
TCGv t2 = tcg_temp_new();
TCGv t3 = tcg_temp_new();
tcg_gen_movi_tl(t3, 0xFFFFFFFF);
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_andi_tl(t1, cpu_gpr[rS(ctx->opcode)], 0x1F);
tcg_gen_addi_tl(t2, t0, 1);
tcg_gen_shr_tl(t2, t3, t2);
tcg_gen_shr_tl(t3, t3, t1);
tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], t2, t3);
tcg_gen_brcond_tl(TCG_COND_GE, t0, t1, l1);
tcg_gen_neg_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
gen_set_label(l1);
tcg_temp_free(t0);
tcg_temp_free(t1);
tcg_temp_free(t2);
tcg_temp_free(t3);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* maskir - maskir. */
GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR)
{
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_and_tl(t0, cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* mul - mul. */
GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR)
{
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
TCGv t2 = tcg_temp_new();
tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
tcg_gen_mul_i64(t0, t0, t1);
tcg_gen_trunc_i64_tl(t2, t0);
gen_store_spr(SPR_MQ, t2);
tcg_gen_shri_i64(t1, t0, 32);
tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
tcg_temp_free(t2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* mulo - mulo. */
GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR)
{
int l1 = gen_new_label();
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
TCGv t2 = tcg_temp_new();
/* Start with XER OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
tcg_gen_mul_i64(t0, t0, t1);
tcg_gen_trunc_i64_tl(t2, t0);
gen_store_spr(SPR_MQ, t2);
tcg_gen_shri_i64(t1, t0, 32);
tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1);
tcg_gen_ext32s_i64(t1, t0);
tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1);
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
gen_set_label(l1);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
tcg_temp_free(t2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* nabs - nabs. */
GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
gen_set_label(l2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* nabso - nabso. */
GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
gen_set_label(l2);
/* nabs never overflows */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* rlmi - rlmi. */
GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR)
{
uint32_t mb = MB(ctx->opcode);
uint32_t me = ME(ctx->opcode);
TCGv t0 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
tcg_gen_andi_tl(t0, t0, MASK(mb, me));
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~MASK(mb, me));
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], t0);
tcg_temp_free(t0);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* rrib - rrib. */
GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR)
{
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_movi_tl(t1, 0x80000000);
tcg_gen_shr_tl(t1, t1, t0);
tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
tcg_gen_and_tl(t0, t0, t1);
tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], t1);
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* sle - sle. */
GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR)
{
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
tcg_gen_subfi_tl(t1, 32, t1);
tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
tcg_gen_or_tl(t1, t0, t1);
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
gen_store_spr(SPR_MQ, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* sleq - sleq. */
GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR)
{
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
TCGv t2 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_movi_tl(t2, 0xFFFFFFFF);
tcg_gen_shl_tl(t2, t2, t0);
tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
gen_load_spr(t1, SPR_MQ);
gen_store_spr(SPR_MQ, t0);
tcg_gen_and_tl(t0, t0, t2);
tcg_gen_andc_tl(t1, t1, t2);
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
tcg_temp_free(t2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* sliq - sliq. */
GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR)
{
int sh = SH(ctx->opcode);
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_shli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
tcg_gen_shri_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
tcg_gen_or_tl(t1, t0, t1);
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
gen_store_spr(SPR_MQ, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* slliq - slliq. */
GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR)
{
int sh = SH(ctx->opcode);
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
gen_load_spr(t1, SPR_MQ);
gen_store_spr(SPR_MQ, t0);
tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU << sh));
tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU << sh));
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* sllq - sllq. */
GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
TCGv t0 = tcg_temp_local_new();
TCGv t1 = tcg_temp_local_new();
TCGv t2 = tcg_temp_local_new();
tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_movi_tl(t1, 0xFFFFFFFF);
tcg_gen_shl_tl(t1, t1, t2);
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
gen_load_spr(t0, SPR_MQ);
tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t2);
gen_load_spr(t2, SPR_MQ);
tcg_gen_andc_tl(t1, t2, t1);
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
gen_set_label(l2);
tcg_temp_free(t0);
tcg_temp_free(t1);
tcg_temp_free(t2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* slq - slq. */
GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR)
{
int l1 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
tcg_gen_subfi_tl(t1, 32, t1);
tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
tcg_gen_or_tl(t1, t0, t1);
gen_store_spr(SPR_MQ, t1);
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20);
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
gen_set_label(l1);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* sraiq - sraiq. */
GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR)
{
int sh = SH(ctx->opcode);
int l1 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
tcg_gen_or_tl(t0, t0, t1);
gen_store_spr(SPR_MQ, t0);
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1);
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_CA));
gen_set_label(l1);
tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* sraq - sraq. */
GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_local_new();
TCGv t2 = tcg_temp_local_new();
tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2);
tcg_gen_sar_tl(t1, cpu_gpr[rS(ctx->opcode)], t2);
tcg_gen_subfi_tl(t2, 32, t2);
tcg_gen_shl_tl(t2, cpu_gpr[rS(ctx->opcode)], t2);
tcg_gen_or_tl(t0, t0, t2);
gen_store_spr(SPR_MQ, t0);
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l1);
tcg_gen_mov_tl(t2, cpu_gpr[rS(ctx->opcode)]);
tcg_gen_sari_tl(t1, cpu_gpr[rS(ctx->opcode)], 31);
gen_set_label(l1);
tcg_temp_free(t0);
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t1);
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2);
tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l2);
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_CA));
gen_set_label(l2);
tcg_temp_free(t1);
tcg_temp_free(t2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* sre - sre. */
GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR)
{
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
tcg_gen_subfi_tl(t1, 32, t1);
tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
tcg_gen_or_tl(t1, t0, t1);
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
gen_store_spr(SPR_MQ, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* srea - srea. */
GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR)
{
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
gen_store_spr(SPR_MQ, t0);
tcg_gen_sar_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* sreq */
GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR)
{
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
TCGv t2 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_movi_tl(t1, 0xFFFFFFFF);
tcg_gen_shr_tl(t1, t1, t0);
tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
gen_load_spr(t2, SPR_MQ);
gen_store_spr(SPR_MQ, t0);
tcg_gen_and_tl(t0, t0, t1);
tcg_gen_andc_tl(t2, t2, t1);
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t2);
tcg_temp_free(t0);
tcg_temp_free(t1);
tcg_temp_free(t2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* sriq */
GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR)
{
int sh = SH(ctx->opcode);
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
tcg_gen_or_tl(t1, t0, t1);
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
gen_store_spr(SPR_MQ, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* srliq */
GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR)
{
int sh = SH(ctx->opcode);
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_rotri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
gen_load_spr(t1, SPR_MQ);
gen_store_spr(SPR_MQ, t0);
tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU >> sh));
tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU >> sh));
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* srlq */
GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
TCGv t0 = tcg_temp_local_new();
TCGv t1 = tcg_temp_local_new();
TCGv t2 = tcg_temp_local_new();
tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_movi_tl(t1, 0xFFFFFFFF);
tcg_gen_shr_tl(t2, t1, t2);
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
gen_load_spr(t0, SPR_MQ);
tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t2);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2);
tcg_gen_and_tl(t0, t0, t2);
gen_load_spr(t1, SPR_MQ);
tcg_gen_andc_tl(t1, t1, t2);
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
gen_set_label(l2);
tcg_temp_free(t0);
tcg_temp_free(t1);
tcg_temp_free(t2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* srq */
GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR)
{
int l1 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
tcg_gen_subfi_tl(t1, 32, t1);
tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
tcg_gen_or_tl(t1, t0, t1);
gen_store_spr(SPR_MQ, t1);
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20);
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
gen_set_label(l1);
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* PowerPC 602 specific instructions */
/* dsa */
GEN_HANDLER(dsa, 0x1F, 0x14, 0x13, 0x03FFF801, PPC_602_SPEC)
{
/* XXX: TODO */
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
}
/* esa */
GEN_HANDLER(esa, 0x1F, 0x14, 0x12, 0x03FFF801, PPC_602_SPEC)
{
/* XXX: TODO */
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
}
/* mfrom */
GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_602_mfrom(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
#endif
}
/* 602 - 603 - G2 TLB management */
/* tlbld */
GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_6xx_tlbd(cpu_gpr[rB(ctx->opcode)]);
#endif
}
/* tlbli */
GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_6xx_tlbi(cpu_gpr[rB(ctx->opcode)]);
#endif
}
/* 74xx TLB management */
/* tlbld */
GEN_HANDLER2(tlbld_74xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_74xx_tlbd(cpu_gpr[rB(ctx->opcode)]);
#endif
}
/* tlbli */
GEN_HANDLER2(tlbli_74xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_74xx_TLB)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_74xx_tlbi(cpu_gpr[rB(ctx->opcode)]);
#endif
}
/* POWER instructions not in PowerPC 601 */
/* clf */
GEN_HANDLER(clf, 0x1F, 0x16, 0x03, 0x03E00000, PPC_POWER)
{
/* Cache line flush: implemented as no-op */
}
/* cli */
GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER)
{
/* Cache line invalidate: privileged and treated as no-op */
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
#endif
}
/* dclst */
GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER)
{
/* Data cache line store: treated as no-op */
}
GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
int ra = rA(ctx->opcode);
int rd = rD(ctx->opcode);
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
tcg_gen_shri_tl(t0, t0, 28);
tcg_gen_andi_tl(t0, t0, 0xF);
gen_helper_load_sr(cpu_gpr[rd], t0);
tcg_temp_free(t0);
if (ra != 0 && ra != rd)
tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rd]);
#endif
}
GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_helper_rac(cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
#endif
}
GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_helper_rfsvc();
gen_sync_exception(ctx);
#endif
}
/* svc is not implemented for now */
/* POWER2 specific instructions */
/* Quad manipulation (load/store two floats at a time) */
/* lfq */
GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
{
int rd = rD(ctx->opcode);
TCGv t0;
gen_set_access_type(ctx, ACCESS_FLOAT);
t0 = tcg_temp_new();
gen_addr_imm_index(ctx, t0, 0);
gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
gen_addr_add(ctx, t0, t0, 8);
gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t0);
tcg_temp_free(t0);
}
/* lfqu */
GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
{
int ra = rA(ctx->opcode);
int rd = rD(ctx->opcode);
TCGv t0, t1;
gen_set_access_type(ctx, ACCESS_FLOAT);
t0 = tcg_temp_new();
t1 = tcg_temp_new();
gen_addr_imm_index(ctx, t0, 0);
gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
gen_addr_add(ctx, t1, t0, 8);
gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t1);
if (ra != 0)
tcg_gen_mov_tl(cpu_gpr[ra], t0);
tcg_temp_free(t0);
tcg_temp_free(t1);
}
/* lfqux */
GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2)
{
int ra = rA(ctx->opcode);
int rd = rD(ctx->opcode);
gen_set_access_type(ctx, ACCESS_FLOAT);
TCGv t0, t1;
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
t1 = tcg_temp_new();
gen_addr_add(ctx, t1, t0, 8);
gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t1);
tcg_temp_free(t1);
if (ra != 0)
tcg_gen_mov_tl(cpu_gpr[ra], t0);
tcg_temp_free(t0);
}
/* lfqx */
GEN_HANDLER(lfqx, 0x1F, 0x17, 0x18, 0x00000001, PPC_POWER2)
{
int rd = rD(ctx->opcode);
TCGv t0;
gen_set_access_type(ctx, ACCESS_FLOAT);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
gen_addr_add(ctx, t0, t0, 8);
gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t0);
tcg_temp_free(t0);
}
/* stfq */
GEN_HANDLER(stfq, 0x3C, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
{
int rd = rD(ctx->opcode);
TCGv t0;
gen_set_access_type(ctx, ACCESS_FLOAT);
t0 = tcg_temp_new();
gen_addr_imm_index(ctx, t0, 0);
gen_qemu_st64(ctx, cpu_fpr[rd], t0);
gen_addr_add(ctx, t0, t0, 8);
gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t0);
tcg_temp_free(t0);
}
/* stfqu */
GEN_HANDLER(stfqu, 0x3D, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
{
int ra = rA(ctx->opcode);
int rd = rD(ctx->opcode);
TCGv t0, t1;
gen_set_access_type(ctx, ACCESS_FLOAT);
t0 = tcg_temp_new();
gen_addr_imm_index(ctx, t0, 0);
gen_qemu_st64(ctx, cpu_fpr[rd], t0);
t1 = tcg_temp_new();
gen_addr_add(ctx, t1, t0, 8);
gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t1);
tcg_temp_free(t1);
if (ra != 0)
tcg_gen_mov_tl(cpu_gpr[ra], t0);
tcg_temp_free(t0);
}
/* stfqux */
GEN_HANDLER(stfqux, 0x1F, 0x17, 0x1D, 0x00000001, PPC_POWER2)
{
int ra = rA(ctx->opcode);
int rd = rD(ctx->opcode);
TCGv t0, t1;
gen_set_access_type(ctx, ACCESS_FLOAT);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_qemu_st64(ctx, cpu_fpr[rd], t0);
t1 = tcg_temp_new();
gen_addr_add(ctx, t1, t0, 8);
gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t1);
tcg_temp_free(t1);
if (ra != 0)
tcg_gen_mov_tl(cpu_gpr[ra], t0);
tcg_temp_free(t0);
}
/* stfqx */
GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2)
{
int rd = rD(ctx->opcode);
TCGv t0;
gen_set_access_type(ctx, ACCESS_FLOAT);
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_qemu_st64(ctx, cpu_fpr[rd], t0);
gen_addr_add(ctx, t0, t0, 8);
gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t0);
tcg_temp_free(t0);
}
/* BookE specific instructions */
/* XXX: not implemented on 440 ? */
GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_MFAPIDI)
{
/* XXX: TODO */
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
}
/* XXX: not implemented on 440 ? */
GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_TLBIVA)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]);
tcg_temp_free(t0);
#endif
}
/* All 405 MAC instructions are translated here */
static always_inline void gen_405_mulladd_insn (DisasContext *ctx,
int opc2, int opc3,
int ra, int rb, int rt, int Rc)
{
TCGv t0, t1;
t0 = tcg_temp_local_new();
t1 = tcg_temp_local_new();
switch (opc3 & 0x0D) {
case 0x05:
/* macchw - macchw. - macchwo - macchwo. */
/* macchws - macchws. - macchwso - macchwso. */
/* nmacchw - nmacchw. - nmacchwo - nmacchwo. */
/* nmacchws - nmacchws. - nmacchwso - nmacchwso. */
/* mulchw - mulchw. */
tcg_gen_ext16s_tl(t0, cpu_gpr[ra]);
tcg_gen_sari_tl(t1, cpu_gpr[rb], 16);
tcg_gen_ext16s_tl(t1, t1);
break;
case 0x04:
/* macchwu - macchwu. - macchwuo - macchwuo. */
/* macchwsu - macchwsu. - macchwsuo - macchwsuo. */
/* mulchwu - mulchwu. */
tcg_gen_ext16u_tl(t0, cpu_gpr[ra]);
tcg_gen_shri_tl(t1, cpu_gpr[rb], 16);
tcg_gen_ext16u_tl(t1, t1);
break;
case 0x01:
/* machhw - machhw. - machhwo - machhwo. */
/* machhws - machhws. - machhwso - machhwso. */
/* nmachhw - nmachhw. - nmachhwo - nmachhwo. */
/* nmachhws - nmachhws. - nmachhwso - nmachhwso. */
/* mulhhw - mulhhw. */
tcg_gen_sari_tl(t0, cpu_gpr[ra], 16);
tcg_gen_ext16s_tl(t0, t0);
tcg_gen_sari_tl(t1, cpu_gpr[rb], 16);
tcg_gen_ext16s_tl(t1, t1);
break;
case 0x00:
/* machhwu - machhwu. - machhwuo - machhwuo. */
/* machhwsu - machhwsu. - machhwsuo - machhwsuo. */
/* mulhhwu - mulhhwu. */
tcg_gen_shri_tl(t0, cpu_gpr[ra], 16);
tcg_gen_ext16u_tl(t0, t0);
tcg_gen_shri_tl(t1, cpu_gpr[rb], 16);
tcg_gen_ext16u_tl(t1, t1);
break;
case 0x0D:
/* maclhw - maclhw. - maclhwo - maclhwo. */
/* maclhws - maclhws. - maclhwso - maclhwso. */
/* nmaclhw - nmaclhw. - nmaclhwo - nmaclhwo. */
/* nmaclhws - nmaclhws. - nmaclhwso - nmaclhwso. */
/* mullhw - mullhw. */
tcg_gen_ext16s_tl(t0, cpu_gpr[ra]);
tcg_gen_ext16s_tl(t1, cpu_gpr[rb]);
break;
case 0x0C:
/* maclhwu - maclhwu. - maclhwuo - maclhwuo. */
/* maclhwsu - maclhwsu. - maclhwsuo - maclhwsuo. */
/* mullhwu - mullhwu. */
tcg_gen_ext16u_tl(t0, cpu_gpr[ra]);
tcg_gen_ext16u_tl(t1, cpu_gpr[rb]);
break;
}
if (opc2 & 0x04) {
/* (n)multiply-and-accumulate (0x0C / 0x0E) */
tcg_gen_mul_tl(t1, t0, t1);
if (opc2 & 0x02) {
/* nmultiply-and-accumulate (0x0E) */
tcg_gen_sub_tl(t0, cpu_gpr[rt], t1);
} else {
/* multiply-and-accumulate (0x0C) */
tcg_gen_add_tl(t0, cpu_gpr[rt], t1);
}
if (opc3 & 0x12) {
/* Check overflow and/or saturate */
int l1 = gen_new_label();
if (opc3 & 0x10) {
/* Start with XER OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
}
if (opc3 & 0x01) {
/* Signed */
tcg_gen_xor_tl(t1, cpu_gpr[rt], t1);
tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l1);
tcg_gen_xor_tl(t1, cpu_gpr[rt], t0);
tcg_gen_brcondi_tl(TCG_COND_LT, t1, 0, l1);
if (opc3 & 0x02) {
/* Saturate */
tcg_gen_sari_tl(t0, cpu_gpr[rt], 31);
tcg_gen_xori_tl(t0, t0, 0x7fffffff);
}
} else {
/* Unsigned */
tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1);
if (opc3 & 0x02) {
/* Saturate */
tcg_gen_movi_tl(t0, UINT32_MAX);
}
}
if (opc3 & 0x10) {
/* Check overflow */
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
}
gen_set_label(l1);
tcg_gen_mov_tl(cpu_gpr[rt], t0);
}
} else {
tcg_gen_mul_tl(cpu_gpr[rt], t0, t1);
}
tcg_temp_free(t0);
tcg_temp_free(t1);
if (unlikely(Rc) != 0) {
/* Update Rc0 */
gen_set_Rc0(ctx, cpu_gpr[rt]);
}
}
#define GEN_MAC_HANDLER(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_405_MAC) \
{ \
gen_405_mulladd_insn(ctx, opc2, opc3, rA(ctx->opcode), rB(ctx->opcode), \
rD(ctx->opcode), Rc(ctx->opcode)); \
}
/* macchw - macchw. */
GEN_MAC_HANDLER(macchw, 0x0C, 0x05);
/* macchwo - macchwo. */
GEN_MAC_HANDLER(macchwo, 0x0C, 0x15);
/* macchws - macchws. */
GEN_MAC_HANDLER(macchws, 0x0C, 0x07);
/* macchwso - macchwso. */
GEN_MAC_HANDLER(macchwso, 0x0C, 0x17);
/* macchwsu - macchwsu. */
GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06);
/* macchwsuo - macchwsuo. */
GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16);
/* macchwu - macchwu. */
GEN_MAC_HANDLER(macchwu, 0x0C, 0x04);
/* macchwuo - macchwuo. */
GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14);
/* machhw - machhw. */
GEN_MAC_HANDLER(machhw, 0x0C, 0x01);
/* machhwo - machhwo. */
GEN_MAC_HANDLER(machhwo, 0x0C, 0x11);
/* machhws - machhws. */
GEN_MAC_HANDLER(machhws, 0x0C, 0x03);
/* machhwso - machhwso. */
GEN_MAC_HANDLER(machhwso, 0x0C, 0x13);
/* machhwsu - machhwsu. */
GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02);
/* machhwsuo - machhwsuo. */
GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12);
/* machhwu - machhwu. */
GEN_MAC_HANDLER(machhwu, 0x0C, 0x00);
/* machhwuo - machhwuo. */
GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10);
/* maclhw - maclhw. */
GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D);
/* maclhwo - maclhwo. */
GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D);
/* maclhws - maclhws. */
GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F);
/* maclhwso - maclhwso. */
GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F);
/* maclhwu - maclhwu. */
GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C);
/* maclhwuo - maclhwuo. */
GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C);
/* maclhwsu - maclhwsu. */
GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E);
/* maclhwsuo - maclhwsuo. */
GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E);
/* nmacchw - nmacchw. */
GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05);
/* nmacchwo - nmacchwo. */
GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15);
/* nmacchws - nmacchws. */
GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07);
/* nmacchwso - nmacchwso. */
GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17);
/* nmachhw - nmachhw. */
GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01);
/* nmachhwo - nmachhwo. */
GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11);
/* nmachhws - nmachhws. */
GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03);
/* nmachhwso - nmachhwso. */
GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13);
/* nmaclhw - nmaclhw. */
GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D);
/* nmaclhwo - nmaclhwo. */
GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D);
/* nmaclhws - nmaclhws. */
GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F);
/* nmaclhwso - nmaclhwso. */
GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F);
/* mulchw - mulchw. */
GEN_MAC_HANDLER(mulchw, 0x08, 0x05);
/* mulchwu - mulchwu. */
GEN_MAC_HANDLER(mulchwu, 0x08, 0x04);
/* mulhhw - mulhhw. */
GEN_MAC_HANDLER(mulhhw, 0x08, 0x01);
/* mulhhwu - mulhhwu. */
GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00);
/* mullhw - mullhw. */
GEN_MAC_HANDLER(mullhw, 0x08, 0x0D);
/* mullhwu - mullhwu. */
GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C);
/* mfdcr */
GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_DCR)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
TCGv dcrn;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
dcrn = tcg_const_tl(SPR(ctx->opcode));
gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], dcrn);
tcg_temp_free(dcrn);
#endif
}
/* mtdcr */
GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_DCR)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
TCGv dcrn;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
dcrn = tcg_const_tl(SPR(ctx->opcode));
gen_helper_store_dcr(dcrn, cpu_gpr[rS(ctx->opcode)]);
tcg_temp_free(dcrn);
#endif
}
/* mfdcrx */
/* XXX: not implemented on 440 ? */
GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_DCRX)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
/* Note: Rc update flag set leads to undefined state of Rc0 */
#endif
}
/* mtdcrx */
/* XXX: not implemented on 440 ? */
GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_DCRX)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_helper_store_dcr(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
/* Note: Rc update flag set leads to undefined state of Rc0 */
#endif
}
/* mfdcrux (PPC 460) : user-mode access to DCR */
GEN_HANDLER(mfdcrux, 0x1F, 0x03, 0x09, 0x00000000, PPC_DCRUX)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
/* Note: Rc update flag set leads to undefined state of Rc0 */
}
/* mtdcrux (PPC 460) : user-mode access to DCR */
GEN_HANDLER(mtdcrux, 0x1F, 0x03, 0x0D, 0x00000000, PPC_DCRUX)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_helper_store_dcr(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
/* Note: Rc update flag set leads to undefined state of Rc0 */
}
/* dccci */
GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
/* interpreted as no-op */
#endif
}
/* dcread */
GEN_HANDLER(dcread, 0x1F, 0x06, 0x0F, 0x00000001, PPC_4xx_COMMON)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
TCGv EA, val;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
gen_set_access_type(ctx, ACCESS_CACHE);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
val = tcg_temp_new();
gen_qemu_ld32u(ctx, val, EA);
tcg_temp_free(val);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], EA);
tcg_temp_free(EA);
#endif
}
/* icbt */
GEN_HANDLER2(icbt_40x, "icbt", 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT)
{
/* interpreted as no-op */
/* XXX: specification say this is treated as a load by the MMU
* but does not generate any exception
*/
}
/* iccci */
GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
/* interpreted as no-op */
#endif
}
/* icread */
GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
/* interpreted as no-op */
#endif
}
/* rfci (mem_idx only) */
GEN_HANDLER2(rfci_40x, "rfci", 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
/* Restore CPU state */
gen_helper_40x_rfci();
gen_sync_exception(ctx);
#endif
}
GEN_HANDLER(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
/* Restore CPU state */
gen_helper_rfci();
gen_sync_exception(ctx);
#endif
}
/* BookE specific */
/* XXX: not implemented on 440 ? */
GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_RFDI)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
/* Restore CPU state */
gen_helper_rfdi();
gen_sync_exception(ctx);
#endif
}
/* XXX: not implemented on 440 ? */
GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
/* Restore CPU state */
gen_helper_rfmci();
gen_sync_exception(ctx);
#endif
}
/* TLB management - PowerPC 405 implementation */
/* tlbre */
GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
switch (rB(ctx->opcode)) {
case 0:
gen_helper_4xx_tlbre_hi(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
break;
case 1:
gen_helper_4xx_tlbre_lo(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
break;
default:
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
break;
}
#endif
}
/* tlbsx - tlbsx. */
GEN_HANDLER2(tlbsx_40x, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_helper_4xx_tlbsx(cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
if (Rc(ctx->opcode)) {
int l1 = gen_new_label();
tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1);
tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02);
gen_set_label(l1);
}
#endif
}
/* tlbwe */
GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
switch (rB(ctx->opcode)) {
case 0:
gen_helper_4xx_tlbwe_hi(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
break;
case 1:
gen_helper_4xx_tlbwe_lo(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
break;
default:
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
break;
}
#endif
}
/* TLB management - PowerPC 440 implementation */
/* tlbre */
GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
switch (rB(ctx->opcode)) {
case 0:
case 1:
case 2:
{
TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode));
gen_helper_440_tlbwe(t0, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
tcg_temp_free_i32(t0);
}
break;
default:
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
break;
}
#endif
}
/* tlbsx - tlbsx. */
GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, t0);
gen_helper_440_tlbsx(cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
if (Rc(ctx->opcode)) {
int l1 = gen_new_label();
tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1);
tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02);
gen_set_label(l1);
}
#endif
}
/* tlbwe */
GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
switch (rB(ctx->opcode)) {
case 0:
case 1:
case 2:
{
TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode));
gen_helper_440_tlbwe(t0, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
tcg_temp_free_i32(t0);
}
break;
default:
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
break;
}
#endif
}
/* wrtee */
GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
TCGv t0;
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
t0 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rD(ctx->opcode)], (1 << MSR_EE));
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE));
tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
tcg_temp_free(t0);
/* Stop translation to have a chance to raise an exception
* if we just set msr_ee to 1
*/
gen_stop_exception(ctx);
#endif
}
/* wrteei */
GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000EFC01, PPC_WRTEE)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
#else
if (unlikely(!ctx->mem_idx)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
return;
}
if (ctx->opcode & 0x00010000) {
tcg_gen_ori_tl(cpu_msr, cpu_msr, (1 << MSR_EE));
/* Stop translation to have a chance to raise an exception */
gen_stop_exception(ctx);
} else {
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE));
}
#endif
}
/* PowerPC 440 specific instructions */
/* dlmzb */
GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC)
{
TCGv_i32 t0 = tcg_const_i32(Rc(ctx->opcode));
gen_helper_dlmzb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)],
cpu_gpr[rB(ctx->opcode)], t0);
tcg_temp_free_i32(t0);
}
/* mbar replaces eieio on 440 */
GEN_HANDLER(mbar, 0x1F, 0x16, 0x1a, 0x001FF801, PPC_BOOKE)
{
/* interpreted as no-op */
}
/* msync replaces sync on 440 */
GEN_HANDLER(msync, 0x1F, 0x16, 0x12, 0x03FFF801, PPC_BOOKE)
{
/* interpreted as no-op */
}
/* icbt */
GEN_HANDLER2(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001, PPC_BOOKE)
{
/* interpreted as no-op */
/* XXX: specification say this is treated as a load by the MMU
* but does not generate any exception
*/
}
/*** Altivec vector extension ***/
/* Altivec registers moves */
static always_inline TCGv_ptr gen_avr_ptr(int reg)
{
TCGv_ptr r = tcg_temp_new_ptr();
tcg_gen_addi_ptr(r, cpu_env, offsetof(CPUPPCState, avr[reg]));
return r;
}
#define GEN_VR_LDX(name, opc2, opc3) \
GEN_HANDLER(name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
{ \
TCGv EA; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
tcg_gen_andi_tl(EA, EA, ~0xf); \
if (ctx->le_mode) { \
gen_qemu_ld64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \
tcg_gen_addi_tl(EA, EA, 8); \
gen_qemu_ld64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \
} else { \
gen_qemu_ld64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \
tcg_gen_addi_tl(EA, EA, 8); \
gen_qemu_ld64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \
} \
tcg_temp_free(EA); \
}
#define GEN_VR_STX(name, opc2, opc3) \
GEN_HANDLER(st##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
{ \
TCGv EA; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
tcg_gen_andi_tl(EA, EA, ~0xf); \
if (ctx->le_mode) { \
gen_qemu_st64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \
tcg_gen_addi_tl(EA, EA, 8); \
gen_qemu_st64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \
} else { \
gen_qemu_st64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \
tcg_gen_addi_tl(EA, EA, 8); \
gen_qemu_st64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \
} \
tcg_temp_free(EA); \
}
#define GEN_VR_LVE(name, opc2, opc3) \
GEN_HANDLER(lve##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
{ \
TCGv EA; \
TCGv_ptr rs; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
rs = gen_avr_ptr(rS(ctx->opcode)); \
gen_helper_lve##name (rs, EA); \
tcg_temp_free(EA); \
tcg_temp_free_ptr(rs); \
}
#define GEN_VR_STVE(name, opc2, opc3) \
GEN_HANDLER(stve##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
{ \
TCGv EA; \
TCGv_ptr rs; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
rs = gen_avr_ptr(rS(ctx->opcode)); \
gen_helper_stve##name (rs, EA); \
tcg_temp_free(EA); \
tcg_temp_free_ptr(rs); \
}
GEN_VR_LDX(lvx, 0x07, 0x03);
/* As we don't emulate the cache, lvxl is stricly equivalent to lvx */
GEN_VR_LDX(lvxl, 0x07, 0x0B);
GEN_VR_LVE(bx, 0x07, 0x00);
GEN_VR_LVE(hx, 0x07, 0x01);
GEN_VR_LVE(wx, 0x07, 0x02);
GEN_VR_STX(svx, 0x07, 0x07);
/* As we don't emulate the cache, stvxl is stricly equivalent to stvx */
GEN_VR_STX(svxl, 0x07, 0x0F);
GEN_VR_STVE(bx, 0x07, 0x04);
GEN_VR_STVE(hx, 0x07, 0x05);
GEN_VR_STVE(wx, 0x07, 0x06);
GEN_HANDLER(lvsl, 0x1f, 0x06, 0x00, 0x00000001, PPC_ALTIVEC)
{
TCGv_ptr rd;
TCGv EA;
if (unlikely(!ctx->altivec_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VPU);
return;
}
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
rd = gen_avr_ptr(rD(ctx->opcode));
gen_helper_lvsl(rd, EA);
tcg_temp_free(EA);
tcg_temp_free_ptr(rd);
}
GEN_HANDLER(lvsr, 0x1f, 0x06, 0x01, 0x00000001, PPC_ALTIVEC)
{
TCGv_ptr rd;
TCGv EA;
if (unlikely(!ctx->altivec_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VPU);
return;
}
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
rd = gen_avr_ptr(rD(ctx->opcode));
gen_helper_lvsr(rd, EA);
tcg_temp_free(EA);
tcg_temp_free_ptr(rd);
}
GEN_HANDLER(mfvscr, 0x04, 0x2, 0x18, 0x001ff800, PPC_ALTIVEC)
{
TCGv_i32 t;
if (unlikely(!ctx->altivec_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VPU);
return;
}
tcg_gen_movi_i64(cpu_avrh[rD(ctx->opcode)], 0);
t = tcg_temp_new_i32();
tcg_gen_ld_i32(t, cpu_env, offsetof(CPUState, vscr));
tcg_gen_extu_i32_i64(cpu_avrl[rD(ctx->opcode)], t);
tcg_temp_free_i32(t);
}
GEN_HANDLER(mtvscr, 0x04, 0x2, 0x19, 0x03ff0000, PPC_ALTIVEC)
{
TCGv_ptr p;
if (unlikely(!ctx->altivec_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VPU);
return;
}
p = gen_avr_ptr(rD(ctx->opcode));
gen_helper_mtvscr(p);
tcg_temp_free_ptr(p);
}
/* Logical operations */
#define GEN_VX_LOGICAL(name, tcg_op, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
{ \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
tcg_op(cpu_avrh[rD(ctx->opcode)], cpu_avrh[rA(ctx->opcode)], cpu_avrh[rB(ctx->opcode)]); \
tcg_op(cpu_avrl[rD(ctx->opcode)], cpu_avrl[rA(ctx->opcode)], cpu_avrl[rB(ctx->opcode)]); \
}
GEN_VX_LOGICAL(vand, tcg_gen_and_i64, 2, 16);
GEN_VX_LOGICAL(vandc, tcg_gen_andc_i64, 2, 17);
GEN_VX_LOGICAL(vor, tcg_gen_or_i64, 2, 18);
GEN_VX_LOGICAL(vxor, tcg_gen_xor_i64, 2, 19);
GEN_VX_LOGICAL(vnor, tcg_gen_nor_i64, 2, 20);
#define GEN_VXFORM(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
{ \
TCGv_ptr ra, rb, rd; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
ra = gen_avr_ptr(rA(ctx->opcode)); \
rb = gen_avr_ptr(rB(ctx->opcode)); \
rd = gen_avr_ptr(rD(ctx->opcode)); \
gen_helper_##name (rd, ra, rb); \
tcg_temp_free_ptr(ra); \
tcg_temp_free_ptr(rb); \
tcg_temp_free_ptr(rd); \
}
GEN_VXFORM(vaddubm, 0, 0);
GEN_VXFORM(vadduhm, 0, 1);
GEN_VXFORM(vadduwm, 0, 2);
GEN_VXFORM(vsububm, 0, 16);
GEN_VXFORM(vsubuhm, 0, 17);
GEN_VXFORM(vsubuwm, 0, 18);
GEN_VXFORM(vmaxub, 1, 0);
GEN_VXFORM(vmaxuh, 1, 1);
GEN_VXFORM(vmaxuw, 1, 2);
GEN_VXFORM(vmaxsb, 1, 4);
GEN_VXFORM(vmaxsh, 1, 5);
GEN_VXFORM(vmaxsw, 1, 6);
GEN_VXFORM(vminub, 1, 8);
GEN_VXFORM(vminuh, 1, 9);
GEN_VXFORM(vminuw, 1, 10);
GEN_VXFORM(vminsb, 1, 12);
GEN_VXFORM(vminsh, 1, 13);
GEN_VXFORM(vminsw, 1, 14);
GEN_VXFORM(vavgub, 1, 16);
GEN_VXFORM(vavguh, 1, 17);
GEN_VXFORM(vavguw, 1, 18);
GEN_VXFORM(vavgsb, 1, 20);
GEN_VXFORM(vavgsh, 1, 21);
GEN_VXFORM(vavgsw, 1, 22);
GEN_VXFORM(vmrghb, 6, 0);
GEN_VXFORM(vmrghh, 6, 1);
GEN_VXFORM(vmrghw, 6, 2);
GEN_VXFORM(vmrglb, 6, 4);
GEN_VXFORM(vmrglh, 6, 5);
GEN_VXFORM(vmrglw, 6, 6);
GEN_VXFORM(vmuloub, 4, 0);
GEN_VXFORM(vmulouh, 4, 1);
GEN_VXFORM(vmulosb, 4, 4);
GEN_VXFORM(vmulosh, 4, 5);
GEN_VXFORM(vmuleub, 4, 8);
GEN_VXFORM(vmuleuh, 4, 9);
GEN_VXFORM(vmulesb, 4, 12);
GEN_VXFORM(vmulesh, 4, 13);
GEN_VXFORM(vslb, 2, 4);
GEN_VXFORM(vslh, 2, 5);
GEN_VXFORM(vslw, 2, 6);
GEN_VXFORM(vsrb, 2, 8);
GEN_VXFORM(vsrh, 2, 9);
GEN_VXFORM(vsrw, 2, 10);
GEN_VXFORM(vsrab, 2, 12);
GEN_VXFORM(vsrah, 2, 13);
GEN_VXFORM(vsraw, 2, 14);
GEN_VXFORM(vslo, 6, 16);
GEN_VXFORM(vsro, 6, 17);
GEN_VXFORM(vaddcuw, 0, 6);
GEN_VXFORM(vsubcuw, 0, 22);
GEN_VXFORM(vaddubs, 0, 8);
GEN_VXFORM(vadduhs, 0, 9);
GEN_VXFORM(vadduws, 0, 10);
GEN_VXFORM(vaddsbs, 0, 12);
GEN_VXFORM(vaddshs, 0, 13);
GEN_VXFORM(vaddsws, 0, 14);
GEN_VXFORM(vsububs, 0, 24);
GEN_VXFORM(vsubuhs, 0, 25);
GEN_VXFORM(vsubuws, 0, 26);
GEN_VXFORM(vsubsbs, 0, 28);
GEN_VXFORM(vsubshs, 0, 29);
GEN_VXFORM(vsubsws, 0, 30);
GEN_VXFORM(vrlb, 2, 0);
GEN_VXFORM(vrlh, 2, 1);
GEN_VXFORM(vrlw, 2, 2);
GEN_VXFORM(vsl, 2, 7);
GEN_VXFORM(vsr, 2, 11);
GEN_VXFORM(vpkuhum, 7, 0);
GEN_VXFORM(vpkuwum, 7, 1);
GEN_VXFORM(vpkuhus, 7, 2);
GEN_VXFORM(vpkuwus, 7, 3);
GEN_VXFORM(vpkshus, 7, 4);
GEN_VXFORM(vpkswus, 7, 5);
GEN_VXFORM(vpkshss, 7, 6);
GEN_VXFORM(vpkswss, 7, 7);
GEN_VXFORM(vpkpx, 7, 12);
GEN_VXFORM(vsum4ubs, 4, 24);
GEN_VXFORM(vsum4sbs, 4, 28);
GEN_VXFORM(vsum4shs, 4, 25);
GEN_VXFORM(vsum2sws, 4, 26);
GEN_VXFORM(vsumsws, 4, 30);
GEN_VXFORM(vaddfp, 5, 0);
GEN_VXFORM(vsubfp, 5, 1);
GEN_VXFORM(vmaxfp, 5, 16);
GEN_VXFORM(vminfp, 5, 17);
#define GEN_VXRFORM1(opname, name, str, opc2, opc3) \
GEN_HANDLER2(name, str, 0x4, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
{ \
TCGv_ptr ra, rb, rd; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
ra = gen_avr_ptr(rA(ctx->opcode)); \
rb = gen_avr_ptr(rB(ctx->opcode)); \
rd = gen_avr_ptr(rD(ctx->opcode)); \
gen_helper_##opname (rd, ra, rb); \
tcg_temp_free_ptr(ra); \
tcg_temp_free_ptr(rb); \
tcg_temp_free_ptr(rd); \
}
#define GEN_VXRFORM(name, opc2, opc3) \
GEN_VXRFORM1(name, name, #name, opc2, opc3) \
GEN_VXRFORM1(name##_dot, name##_, #name ".", opc2, (opc3 | (0x1 << 4)))
GEN_VXRFORM(vcmpequb, 3, 0)
GEN_VXRFORM(vcmpequh, 3, 1)
GEN_VXRFORM(vcmpequw, 3, 2)
GEN_VXRFORM(vcmpgtsb, 3, 12)
GEN_VXRFORM(vcmpgtsh, 3, 13)
GEN_VXRFORM(vcmpgtsw, 3, 14)
GEN_VXRFORM(vcmpgtub, 3, 8)
GEN_VXRFORM(vcmpgtuh, 3, 9)
GEN_VXRFORM(vcmpgtuw, 3, 10)
GEN_VXRFORM(vcmpeqfp, 3, 3)
GEN_VXRFORM(vcmpgefp, 3, 7)
GEN_VXRFORM(vcmpgtfp, 3, 11)
GEN_VXRFORM(vcmpbfp, 3, 15)
#define GEN_VXFORM_SIMM(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
{ \
TCGv_ptr rd; \
TCGv_i32 simm; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
simm = tcg_const_i32(SIMM5(ctx->opcode)); \
rd = gen_avr_ptr(rD(ctx->opcode)); \
gen_helper_##name (rd, simm); \
tcg_temp_free_i32(simm); \
tcg_temp_free_ptr(rd); \
}
GEN_VXFORM_SIMM(vspltisb, 6, 12);
GEN_VXFORM_SIMM(vspltish, 6, 13);
GEN_VXFORM_SIMM(vspltisw, 6, 14);
#define GEN_VXFORM_NOA(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC) \
{ \
TCGv_ptr rb, rd; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
rb = gen_avr_ptr(rB(ctx->opcode)); \
rd = gen_avr_ptr(rD(ctx->opcode)); \
gen_helper_##name (rd, rb); \
tcg_temp_free_ptr(rb); \
tcg_temp_free_ptr(rd); \
}
GEN_VXFORM_NOA(vupkhsb, 7, 8);
GEN_VXFORM_NOA(vupkhsh, 7, 9);
GEN_VXFORM_NOA(vupklsb, 7, 10);
GEN_VXFORM_NOA(vupklsh, 7, 11);
GEN_VXFORM_NOA(vupkhpx, 7, 13);
GEN_VXFORM_NOA(vupklpx, 7, 15);
GEN_VXFORM_NOA(vrefp, 5, 4);
GEN_VXFORM_NOA(vrsqrtefp, 5, 5);
GEN_VXFORM_NOA(vlogefp, 5, 7);
GEN_VXFORM_NOA(vrfim, 5, 8);
GEN_VXFORM_NOA(vrfin, 5, 9);
GEN_VXFORM_NOA(vrfip, 5, 10);
GEN_VXFORM_NOA(vrfiz, 5, 11);
#define GEN_VXFORM_SIMM(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
{ \
TCGv_ptr rd; \
TCGv_i32 simm; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
simm = tcg_const_i32(SIMM5(ctx->opcode)); \
rd = gen_avr_ptr(rD(ctx->opcode)); \
gen_helper_##name (rd, simm); \
tcg_temp_free_i32(simm); \
tcg_temp_free_ptr(rd); \
}
#define GEN_VXFORM_UIMM(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
{ \
TCGv_ptr rb, rd; \
TCGv_i32 uimm; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
uimm = tcg_const_i32(UIMM5(ctx->opcode)); \
rb = gen_avr_ptr(rB(ctx->opcode)); \
rd = gen_avr_ptr(rD(ctx->opcode)); \
gen_helper_##name (rd, rb, uimm); \
tcg_temp_free_i32(uimm); \
tcg_temp_free_ptr(rb); \
tcg_temp_free_ptr(rd); \
}
GEN_VXFORM_UIMM(vspltb, 6, 8);
GEN_VXFORM_UIMM(vsplth, 6, 9);
GEN_VXFORM_UIMM(vspltw, 6, 10);
GEN_VXFORM_UIMM(vcfux, 5, 12);
GEN_VXFORM_UIMM(vcfsx, 5, 13);
GEN_VXFORM_UIMM(vctuxs, 5, 14);
GEN_VXFORM_UIMM(vctsxs, 5, 15);
GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400, PPC_ALTIVEC)
{
TCGv_ptr ra, rb, rd;
TCGv_i32 sh;
if (unlikely(!ctx->altivec_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VPU);
return;
}
ra = gen_avr_ptr(rA(ctx->opcode));
rb = gen_avr_ptr(rB(ctx->opcode));
rd = gen_avr_ptr(rD(ctx->opcode));
sh = tcg_const_i32(VSH(ctx->opcode));
gen_helper_vsldoi (rd, ra, rb, sh);
tcg_temp_free_ptr(ra);
tcg_temp_free_ptr(rb);
tcg_temp_free_ptr(rd);
tcg_temp_free_i32(sh);
}
#define GEN_VAFORM_PAIRED(name0, name1, opc2) \
GEN_HANDLER(name0##_##name1, 0x04, opc2, 0xFF, 0x00000000, PPC_ALTIVEC) \
{ \
TCGv_ptr ra, rb, rc, rd; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
ra = gen_avr_ptr(rA(ctx->opcode)); \
rb = gen_avr_ptr(rB(ctx->opcode)); \
rc = gen_avr_ptr(rC(ctx->opcode)); \
rd = gen_avr_ptr(rD(ctx->opcode)); \
if (Rc(ctx->opcode)) { \
gen_helper_##name1 (rd, ra, rb, rc); \
} else { \
gen_helper_##name0 (rd, ra, rb, rc); \
} \
tcg_temp_free_ptr(ra); \
tcg_temp_free_ptr(rb); \
tcg_temp_free_ptr(rc); \
tcg_temp_free_ptr(rd); \
}
GEN_VAFORM_PAIRED(vmhaddshs, vmhraddshs, 16)
GEN_HANDLER(vmladduhm, 0x04, 0x11, 0xFF, 0x00000000, PPC_ALTIVEC)
{
TCGv_ptr ra, rb, rc, rd;
if (unlikely(!ctx->altivec_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VPU);
return;
}
ra = gen_avr_ptr(rA(ctx->opcode));
rb = gen_avr_ptr(rB(ctx->opcode));
rc = gen_avr_ptr(rC(ctx->opcode));
rd = gen_avr_ptr(rD(ctx->opcode));
gen_helper_vmladduhm(rd, ra, rb, rc);
tcg_temp_free_ptr(ra);
tcg_temp_free_ptr(rb);
tcg_temp_free_ptr(rc);
tcg_temp_free_ptr(rd);
}
GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 18)
GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 19)
GEN_VAFORM_PAIRED(vmsumshm, vmsumshs, 20)
GEN_VAFORM_PAIRED(vsel, vperm, 21)
GEN_VAFORM_PAIRED(vmaddfp, vnmsubfp, 23)
/*** SPE extension ***/
/* Register moves */
static always_inline void gen_load_gpr64(TCGv_i64 t, int reg) {
#if defined(TARGET_PPC64)
tcg_gen_mov_i64(t, cpu_gpr[reg]);
#else
tcg_gen_concat_i32_i64(t, cpu_gpr[reg], cpu_gprh[reg]);
#endif
}
static always_inline void gen_store_gpr64(int reg, TCGv_i64 t) {
#if defined(TARGET_PPC64)
tcg_gen_mov_i64(cpu_gpr[reg], t);
#else
TCGv_i64 tmp = tcg_temp_new_i64();
tcg_gen_trunc_i64_i32(cpu_gpr[reg], t);
tcg_gen_shri_i64(tmp, t, 32);
tcg_gen_trunc_i64_i32(cpu_gprh[reg], tmp);
tcg_temp_free_i64(tmp);
#endif
}
#define GEN_SPE(name0, name1, opc2, opc3, inval, type) \
GEN_HANDLER(name0##_##name1, 0x04, opc2, opc3, inval, type) \
{ \
if (Rc(ctx->opcode)) \
gen_##name1(ctx); \
else \
gen_##name0(ctx); \
}
/* Handler for undefined SPE opcodes */
static always_inline void gen_speundef (DisasContext *ctx)
{
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
}
/* SPE logic */
#if defined(TARGET_PPC64)
#define GEN_SPEOP_LOGIC2(name, tcg_op) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
cpu_gpr[rB(ctx->opcode)]); \
}
#else
#define GEN_SPEOP_LOGIC2(name, tcg_op) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
cpu_gpr[rB(ctx->opcode)]); \
tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \
cpu_gprh[rB(ctx->opcode)]); \
}
#endif
GEN_SPEOP_LOGIC2(evand, tcg_gen_and_tl);
GEN_SPEOP_LOGIC2(evandc, tcg_gen_andc_tl);
GEN_SPEOP_LOGIC2(evxor, tcg_gen_xor_tl);
GEN_SPEOP_LOGIC2(evor, tcg_gen_or_tl);
GEN_SPEOP_LOGIC2(evnor, tcg_gen_nor_tl);
GEN_SPEOP_LOGIC2(eveqv, tcg_gen_eqv_tl);
GEN_SPEOP_LOGIC2(evorc, tcg_gen_orc_tl);
GEN_SPEOP_LOGIC2(evnand, tcg_gen_nand_tl);
/* SPE logic immediate */
#if defined(TARGET_PPC64)
#define GEN_SPEOP_TCG_LOGIC_IMM2(name, tcg_opi) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
TCGv_i32 t0 = tcg_temp_local_new_i32(); \
TCGv_i32 t1 = tcg_temp_local_new_i32(); \
TCGv_i64 t2 = tcg_temp_local_new_i64(); \
tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
tcg_opi(t0, t0, rB(ctx->opcode)); \
tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \
tcg_gen_trunc_i64_i32(t1, t2); \
tcg_temp_free_i64(t2); \
tcg_opi(t1, t1, rB(ctx->opcode)); \
tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \
tcg_temp_free_i32(t0); \
tcg_temp_free_i32(t1); \
}
#else
#define GEN_SPEOP_TCG_LOGIC_IMM2(name, tcg_opi) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
tcg_opi(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
rB(ctx->opcode)); \
tcg_opi(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \
rB(ctx->opcode)); \
}
#endif
GEN_SPEOP_TCG_LOGIC_IMM2(evslwi, tcg_gen_shli_i32);
GEN_SPEOP_TCG_LOGIC_IMM2(evsrwiu, tcg_gen_shri_i32);
GEN_SPEOP_TCG_LOGIC_IMM2(evsrwis, tcg_gen_sari_i32);
GEN_SPEOP_TCG_LOGIC_IMM2(evrlwi, tcg_gen_rotli_i32);
/* SPE arithmetic */
#if defined(TARGET_PPC64)
#define GEN_SPEOP_ARITH1(name, tcg_op) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
TCGv_i32 t0 = tcg_temp_local_new_i32(); \
TCGv_i32 t1 = tcg_temp_local_new_i32(); \
TCGv_i64 t2 = tcg_temp_local_new_i64(); \
tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
tcg_op(t0, t0); \
tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \
tcg_gen_trunc_i64_i32(t1, t2); \
tcg_temp_free_i64(t2); \
tcg_op(t1, t1); \
tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \
tcg_temp_free_i32(t0); \
tcg_temp_free_i32(t1); \
}
#else
#define GEN_SPEOP_ARITH1(name, tcg_op) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); \
tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]); \
}
#endif
static always_inline void gen_op_evabs (TCGv_i32 ret, TCGv_i32 arg1)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
tcg_gen_brcondi_i32(TCG_COND_GE, arg1, 0, l1);
tcg_gen_neg_i32(ret, arg1);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_mov_i32(ret, arg1);
gen_set_label(l2);
}
GEN_SPEOP_ARITH1(evabs, gen_op_evabs);
GEN_SPEOP_ARITH1(evneg, tcg_gen_neg_i32);
GEN_SPEOP_ARITH1(evextsb, tcg_gen_ext8s_i32);
GEN_SPEOP_ARITH1(evextsh, tcg_gen_ext16s_i32);
static always_inline void gen_op_evrndw (TCGv_i32 ret, TCGv_i32 arg1)
{
tcg_gen_addi_i32(ret, arg1, 0x8000);
tcg_gen_ext16u_i32(ret, ret);
}
GEN_SPEOP_ARITH1(evrndw, gen_op_evrndw);
GEN_SPEOP_ARITH1(evcntlsw, gen_helper_cntlsw32);
GEN_SPEOP_ARITH1(evcntlzw, gen_helper_cntlzw32);
#if defined(TARGET_PPC64)
#define GEN_SPEOP_ARITH2(name, tcg_op) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
TCGv_i32 t0 = tcg_temp_local_new_i32(); \
TCGv_i32 t1 = tcg_temp_local_new_i32(); \
TCGv_i32 t2 = tcg_temp_local_new_i32(); \
TCGv_i64 t3 = tcg_temp_local_new_i64(); \
tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
tcg_gen_trunc_i64_i32(t2, cpu_gpr[rB(ctx->opcode)]); \
tcg_op(t0, t0, t2); \
tcg_gen_shri_i64(t3, cpu_gpr[rA(ctx->opcode)], 32); \
tcg_gen_trunc_i64_i32(t1, t3); \
tcg_gen_shri_i64(t3, cpu_gpr[rB(ctx->opcode)], 32); \
tcg_gen_trunc_i64_i32(t2, t3); \
tcg_temp_free_i64(t3); \
tcg_op(t1, t1, t2); \
tcg_temp_free_i32(t2); \
tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \
tcg_temp_free_i32(t0); \
tcg_temp_free_i32(t1); \
}
#else
#define GEN_SPEOP_ARITH2(name, tcg_op) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
cpu_gpr[rB(ctx->opcode)]); \
tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \
cpu_gprh[rB(ctx->opcode)]); \
}
#endif
static always_inline void gen_op_evsrwu (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
{
TCGv_i32 t0;
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
t0 = tcg_temp_local_new_i32();
/* No error here: 6 bits are used */
tcg_gen_andi_i32(t0, arg2, 0x3F);
tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1);
tcg_gen_shr_i32(ret, arg1, t0);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_i32(ret, 0);
tcg_gen_br(l2);
tcg_temp_free_i32(t0);
}
GEN_SPEOP_ARITH2(evsrwu, gen_op_evsrwu);
static always_inline void gen_op_evsrws (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
{
TCGv_i32 t0;
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
t0 = tcg_temp_local_new_i32();
/* No error here: 6 bits are used */
tcg_gen_andi_i32(t0, arg2, 0x3F);
tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1);
tcg_gen_sar_i32(ret, arg1, t0);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_i32(ret, 0);
tcg_gen_br(l2);
tcg_temp_free_i32(t0);
}
GEN_SPEOP_ARITH2(evsrws, gen_op_evsrws);
static always_inline void gen_op_evslw (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
{
TCGv_i32 t0;
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
t0 = tcg_temp_local_new_i32();
/* No error here: 6 bits are used */
tcg_gen_andi_i32(t0, arg2, 0x3F);
tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1);
tcg_gen_shl_i32(ret, arg1, t0);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_i32(ret, 0);
tcg_gen_br(l2);
tcg_temp_free_i32(t0);
}
GEN_SPEOP_ARITH2(evslw, gen_op_evslw);
static always_inline void gen_op_evrlw (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
{
TCGv_i32 t0 = tcg_temp_new_i32();
tcg_gen_andi_i32(t0, arg2, 0x1F);
tcg_gen_rotl_i32(ret, arg1, t0);
tcg_temp_free_i32(t0);
}
GEN_SPEOP_ARITH2(evrlw, gen_op_evrlw);
static always_inline void gen_evmergehi (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
#if defined(TARGET_PPC64)
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 32);
tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF0000000ULL);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
#else
tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]);
tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]);
#endif
}
GEN_SPEOP_ARITH2(evaddw, tcg_gen_add_i32);
static always_inline void gen_op_evsubf (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
{
tcg_gen_sub_i32(ret, arg2, arg1);
}
GEN_SPEOP_ARITH2(evsubfw, gen_op_evsubf);
/* SPE arithmetic immediate */
#if defined(TARGET_PPC64)
#define GEN_SPEOP_ARITH_IMM2(name, tcg_op) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
TCGv_i32 t0 = tcg_temp_local_new_i32(); \
TCGv_i32 t1 = tcg_temp_local_new_i32(); \
TCGv_i64 t2 = tcg_temp_local_new_i64(); \
tcg_gen_trunc_i64_i32(t0, cpu_gpr[rB(ctx->opcode)]); \
tcg_op(t0, t0, rA(ctx->opcode)); \
tcg_gen_shri_i64(t2, cpu_gpr[rB(ctx->opcode)], 32); \
tcg_gen_trunc_i64_i32(t1, t2); \
tcg_temp_free_i64(t2); \
tcg_op(t1, t1, rA(ctx->opcode)); \
tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \
tcg_temp_free_i32(t0); \
tcg_temp_free_i32(t1); \
}
#else
#define GEN_SPEOP_ARITH_IMM2(name, tcg_op) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
rA(ctx->opcode)); \
tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)], \
rA(ctx->opcode)); \
}
#endif
GEN_SPEOP_ARITH_IMM2(evaddiw, tcg_gen_addi_i32);
GEN_SPEOP_ARITH_IMM2(evsubifw, tcg_gen_subi_i32);
/* SPE comparison */
#if defined(TARGET_PPC64)
#define GEN_SPEOP_COMP(name, tcg_cond) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
int l1 = gen_new_label(); \
int l2 = gen_new_label(); \
int l3 = gen_new_label(); \
int l4 = gen_new_label(); \
TCGv_i32 t0 = tcg_temp_local_new_i32(); \
TCGv_i32 t1 = tcg_temp_local_new_i32(); \
TCGv_i64 t2 = tcg_temp_local_new_i64(); \
tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
tcg_gen_trunc_i64_i32(t1, cpu_gpr[rB(ctx->opcode)]); \
tcg_gen_brcond_i32(tcg_cond, t0, t1, l1); \
tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], 0); \
tcg_gen_br(l2); \
gen_set_label(l1); \
tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], \
CRF_CL | CRF_CH_OR_CL | CRF_CH_AND_CL); \
gen_set_label(l2); \
tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \
tcg_gen_trunc_i64_i32(t0, t2); \
tcg_gen_shri_i64(t2, cpu_gpr[rB(ctx->opcode)], 32); \
tcg_gen_trunc_i64_i32(t1, t2); \
tcg_temp_free_i64(t2); \
tcg_gen_brcond_i32(tcg_cond, t0, t1, l3); \
tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \
~(CRF_CH | CRF_CH_AND_CL)); \
tcg_gen_br(l4); \
gen_set_label(l3); \
tcg_gen_ori_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \
CRF_CH | CRF_CH_OR_CL); \
gen_set_label(l4); \
tcg_temp_free_i32(t0); \
tcg_temp_free_i32(t1); \
}
#else
#define GEN_SPEOP_COMP(name, tcg_cond) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
int l1 = gen_new_label(); \
int l2 = gen_new_label(); \
int l3 = gen_new_label(); \
int l4 = gen_new_label(); \
\
tcg_gen_brcond_i32(tcg_cond, cpu_gpr[rA(ctx->opcode)], \
cpu_gpr[rB(ctx->opcode)], l1); \
tcg_gen_movi_tl(cpu_crf[crfD(ctx->opcode)], 0); \
tcg_gen_br(l2); \
gen_set_label(l1); \
tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], \
CRF_CL | CRF_CH_OR_CL | CRF_CH_AND_CL); \
gen_set_label(l2); \
tcg_gen_brcond_i32(tcg_cond, cpu_gprh[rA(ctx->opcode)], \
cpu_gprh[rB(ctx->opcode)], l3); \
tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \
~(CRF_CH | CRF_CH_AND_CL)); \
tcg_gen_br(l4); \
gen_set_label(l3); \
tcg_gen_ori_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \
CRF_CH | CRF_CH_OR_CL); \
gen_set_label(l4); \
}
#endif
GEN_SPEOP_COMP(evcmpgtu, TCG_COND_GTU);
GEN_SPEOP_COMP(evcmpgts, TCG_COND_GT);
GEN_SPEOP_COMP(evcmpltu, TCG_COND_LTU);
GEN_SPEOP_COMP(evcmplts, TCG_COND_LT);
GEN_SPEOP_COMP(evcmpeq, TCG_COND_EQ);
/* SPE misc */
static always_inline void gen_brinc (DisasContext *ctx)
{
/* Note: brinc is usable even if SPE is disabled */
gen_helper_brinc(cpu_gpr[rD(ctx->opcode)],
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
}
static always_inline void gen_evmergelo (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
#if defined(TARGET_PPC64)
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFLL);
tcg_gen_shli_tl(t1, cpu_gpr[rA(ctx->opcode)], 32);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
#else
tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
#endif
}
static always_inline void gen_evmergehilo (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
#if defined(TARGET_PPC64)
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFLL);
tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF0000000ULL);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
#else
tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]);
#endif
}
static always_inline void gen_evmergelohi (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
#if defined(TARGET_PPC64)
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 32);
tcg_gen_shli_tl(t1, cpu_gpr[rA(ctx->opcode)], 32);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
#else
tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]);
tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
#endif
}
static always_inline void gen_evsplati (DisasContext *ctx)
{
uint64_t imm = ((int32_t)(rA(ctx->opcode) << 11)) >> 27;
#if defined(TARGET_PPC64)
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], (imm << 32) | imm);
#else
tcg_gen_movi_i32(cpu_gpr[rD(ctx->opcode)], imm);
tcg_gen_movi_i32(cpu_gprh[rD(ctx->opcode)], imm);
#endif
}
static always_inline void gen_evsplatfi (DisasContext *ctx)
{
uint64_t imm = rA(ctx->opcode) << 11;
#if defined(TARGET_PPC64)
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], (imm << 32) | imm);
#else
tcg_gen_movi_i32(cpu_gpr[rD(ctx->opcode)], imm);
tcg_gen_movi_i32(cpu_gprh[rD(ctx->opcode)], imm);
#endif
}
static always_inline void gen_evsel (DisasContext *ctx)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
int l3 = gen_new_label();
int l4 = gen_new_label();
TCGv_i32 t0 = tcg_temp_local_new_i32();
#if defined(TARGET_PPC64)
TCGv t1 = tcg_temp_local_new();
TCGv t2 = tcg_temp_local_new();
#endif
tcg_gen_andi_i32(t0, cpu_crf[ctx->opcode & 0x07], 1 << 3);
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
#if defined(TARGET_PPC64)
tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF00000000ULL);
#else
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]);
#endif
tcg_gen_br(l2);
gen_set_label(l1);
#if defined(TARGET_PPC64)
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0xFFFFFFFF00000000ULL);
#else
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]);
#endif
gen_set_label(l2);
tcg_gen_andi_i32(t0, cpu_crf[ctx->opcode & 0x07], 1 << 2);
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l3);
#if defined(TARGET_PPC64)
tcg_gen_andi_tl(t2, cpu_gpr[rA(ctx->opcode)], 0x00000000FFFFFFFFULL);
#else
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
#endif
tcg_gen_br(l4);
gen_set_label(l3);
#if defined(TARGET_PPC64)
tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFULL);
#else
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
#endif
gen_set_label(l4);
tcg_temp_free_i32(t0);
#if defined(TARGET_PPC64)
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t1, t2);
tcg_temp_free(t1);
tcg_temp_free(t2);
#endif
}
GEN_HANDLER2(evsel0, "evsel", 0x04, 0x1c, 0x09, 0x00000000, PPC_SPE)
{
gen_evsel(ctx);
}
GEN_HANDLER2(evsel1, "evsel", 0x04, 0x1d, 0x09, 0x00000000, PPC_SPE)
{
gen_evsel(ctx);
}
GEN_HANDLER2(evsel2, "evsel", 0x04, 0x1e, 0x09, 0x00000000, PPC_SPE)
{
gen_evsel(ctx);
}
GEN_HANDLER2(evsel3, "evsel", 0x04, 0x1f, 0x09, 0x00000000, PPC_SPE)
{
gen_evsel(ctx);
}
GEN_SPE(evaddw, speundef, 0x00, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evaddiw, speundef, 0x01, 0x08, 0x00000000, PPC_SPE);
GEN_SPE(evsubfw, speundef, 0x02, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evsubifw, speundef, 0x03, 0x08, 0x00000000, PPC_SPE);
GEN_SPE(evabs, evneg, 0x04, 0x08, 0x0000F800, PPC_SPE); ////
GEN_SPE(evextsb, evextsh, 0x05, 0x08, 0x0000F800, PPC_SPE); ////
GEN_SPE(evrndw, evcntlzw, 0x06, 0x08, 0x0000F800, PPC_SPE); ////
GEN_SPE(evcntlsw, brinc, 0x07, 0x08, 0x00000000, PPC_SPE); //
GEN_SPE(speundef, evand, 0x08, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evandc, speundef, 0x09, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evxor, evor, 0x0B, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evnor, eveqv, 0x0C, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(speundef, evorc, 0x0D, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evnand, speundef, 0x0F, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evsrwu, evsrws, 0x10, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evsrwiu, evsrwis, 0x11, 0x08, 0x00000000, PPC_SPE);
GEN_SPE(evslw, speundef, 0x12, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evslwi, speundef, 0x13, 0x08, 0x00000000, PPC_SPE);
GEN_SPE(evrlw, evsplati, 0x14, 0x08, 0x00000000, PPC_SPE); //
GEN_SPE(evrlwi, evsplatfi, 0x15, 0x08, 0x00000000, PPC_SPE);
GEN_SPE(evmergehi, evmergelo, 0x16, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evmergehilo, evmergelohi, 0x17, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evcmpgtu, evcmpgts, 0x18, 0x08, 0x00600000, PPC_SPE); ////
GEN_SPE(evcmpltu, evcmplts, 0x19, 0x08, 0x00600000, PPC_SPE); ////
GEN_SPE(evcmpeq, speundef, 0x1A, 0x08, 0x00600000, PPC_SPE); ////
/* SPE load and stores */
static always_inline void gen_addr_spe_imm_index (DisasContext *ctx, TCGv EA, int sh)
{
target_ulong uimm = rB(ctx->opcode);
if (rA(ctx->opcode) == 0) {
tcg_gen_movi_tl(EA, uimm << sh);
} else {
tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], uimm << sh);
#if defined(TARGET_PPC64)
if (!ctx->sf_mode) {
tcg_gen_ext32u_tl(EA, EA);
}
#endif
}
}
static always_inline void gen_op_evldd(DisasContext *ctx, TCGv addr)
{
#if defined(TARGET_PPC64)
gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], addr);
#else
TCGv_i64 t0 = tcg_temp_new_i64();
gen_qemu_ld64(ctx, t0, addr);
tcg_gen_trunc_i64_i32(cpu_gpr[rD(ctx->opcode)], t0);
tcg_gen_shri_i64(t0, t0, 32);
tcg_gen_trunc_i64_i32(cpu_gprh[rD(ctx->opcode)], t0);
tcg_temp_free_i64(t0);
#endif
}
static always_inline void gen_op_evldw(DisasContext *ctx, TCGv addr)
{
#if defined(TARGET_PPC64)
TCGv t0 = tcg_temp_new();
gen_qemu_ld32u(ctx, t0, addr);
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
gen_addr_add(ctx, addr, addr, 4);
gen_qemu_ld32u(ctx, t0, addr);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
#else
gen_qemu_ld32u(ctx, cpu_gprh[rD(ctx->opcode)], addr);
gen_addr_add(ctx, addr, addr, 4);
gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], addr);
#endif
}
static always_inline void gen_op_evldh(DisasContext *ctx, TCGv addr)
{
TCGv t0 = tcg_temp_new();
#if defined(TARGET_PPC64)
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(t0, t0, 32);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(t0, t0, 16);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
#else
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_or_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
#endif
tcg_temp_free(t0);
}
static always_inline void gen_op_evlhhesplat(DisasContext *ctx, TCGv addr)
{
TCGv t0 = tcg_temp_new();
gen_qemu_ld16u(ctx, t0, addr);
#if defined(TARGET_PPC64)
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
tcg_gen_shli_tl(t0, t0, 16);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
#else
tcg_gen_shli_tl(t0, t0, 16);
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
#endif
tcg_temp_free(t0);
}
static always_inline void gen_op_evlhhousplat(DisasContext *ctx, TCGv addr)
{
TCGv t0 = tcg_temp_new();
gen_qemu_ld16u(ctx, t0, addr);
#if defined(TARGET_PPC64)
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
#else
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
#endif
tcg_temp_free(t0);
}
static always_inline void gen_op_evlhhossplat(DisasContext *ctx, TCGv addr)
{
TCGv t0 = tcg_temp_new();
gen_qemu_ld16s(ctx, t0, addr);
#if defined(TARGET_PPC64)
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
tcg_gen_ext32u_tl(t0, t0);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
#else
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
#endif
tcg_temp_free(t0);
}
static always_inline void gen_op_evlwhe(DisasContext *ctx, TCGv addr)
{
TCGv t0 = tcg_temp_new();
#if defined(TARGET_PPC64)
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(t0, t0, 16);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
#else
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 16);
#endif
tcg_temp_free(t0);
}
static always_inline void gen_op_evlwhou(DisasContext *ctx, TCGv addr)
{
#if defined(TARGET_PPC64)
TCGv t0 = tcg_temp_new();
gen_qemu_ld16u(ctx, cpu_gpr[rD(ctx->opcode)], addr);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(t0, t0, 32);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
#else
gen_qemu_ld16u(ctx, cpu_gprh[rD(ctx->opcode)], addr);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, cpu_gpr[rD(ctx->opcode)], addr);
#endif
}
static always_inline void gen_op_evlwhos(DisasContext *ctx, TCGv addr)
{
#if defined(TARGET_PPC64)
TCGv t0 = tcg_temp_new();
gen_qemu_ld16s(ctx, t0, addr);
tcg_gen_ext32u_tl(cpu_gpr[rD(ctx->opcode)], t0);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16s(ctx, t0, addr);
tcg_gen_shli_tl(t0, t0, 32);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
tcg_temp_free(t0);
#else
gen_qemu_ld16s(ctx, cpu_gprh[rD(ctx->opcode)], addr);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16s(ctx, cpu_gpr[rD(ctx->opcode)], addr);
#endif
}
static always_inline void gen_op_evlwwsplat(DisasContext *ctx, TCGv addr)
{
TCGv t0 = tcg_temp_new();
gen_qemu_ld32u(ctx, t0, addr);
#if defined(TARGET_PPC64)
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
#else
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
#endif
tcg_temp_free(t0);
}
static always_inline void gen_op_evlwhsplat(DisasContext *ctx, TCGv addr)
{
TCGv t0 = tcg_temp_new();
#if defined(TARGET_PPC64)
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
tcg_gen_shli_tl(t0, t0, 32);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
tcg_gen_shli_tl(t0, t0, 16);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
#else
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
tcg_gen_or_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_ld16u(ctx, t0, addr);
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 16);
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0);
#endif
tcg_temp_free(t0);
}
static always_inline void gen_op_evstdd(DisasContext *ctx, TCGv addr)
{
#if defined(TARGET_PPC64)
gen_qemu_st64(ctx, cpu_gpr[rS(ctx->opcode)], addr);
#else
TCGv_i64 t0 = tcg_temp_new_i64();
tcg_gen_concat_i32_i64(t0, cpu_gpr[rS(ctx->opcode)], cpu_gprh[rS(ctx->opcode)]);
gen_qemu_st64(ctx, t0, addr);
tcg_temp_free_i64(t0);
#endif
}
static always_inline void gen_op_evstdw(DisasContext *ctx, TCGv addr)
{
#if defined(TARGET_PPC64)
TCGv t0 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
gen_qemu_st32(ctx, t0, addr);
tcg_temp_free(t0);
#else
gen_qemu_st32(ctx, cpu_gprh[rS(ctx->opcode)], addr);
#endif
gen_addr_add(ctx, addr, addr, 4);
gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], addr);
}
static always_inline void gen_op_evstdh(DisasContext *ctx, TCGv addr)
{
TCGv t0 = tcg_temp_new();
#if defined(TARGET_PPC64)
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 48);
#else
tcg_gen_shri_tl(t0, cpu_gprh[rS(ctx->opcode)], 16);
#endif
gen_qemu_st16(ctx, t0, addr);
gen_addr_add(ctx, addr, addr, 2);
#if defined(TARGET_PPC64)
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
gen_qemu_st16(ctx, t0, addr);
#else
gen_qemu_st16(ctx, cpu_gprh[rS(ctx->opcode)], addr);
#endif
gen_addr_add(ctx, addr, addr, 2);
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 16);
gen_qemu_st16(ctx, t0, addr);
tcg_temp_free(t0);
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_st16(ctx, cpu_gpr[rS(ctx->opcode)], addr);
}
static always_inline void gen_op_evstwhe(DisasContext *ctx, TCGv addr)
{
TCGv t0 = tcg_temp_new();
#if defined(TARGET_PPC64)
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 48);
#else
tcg_gen_shri_tl(t0, cpu_gprh[rS(ctx->opcode)], 16);
#endif
gen_qemu_st16(ctx, t0, addr);
gen_addr_add(ctx, addr, addr, 2);
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 16);
gen_qemu_st16(ctx, t0, addr);
tcg_temp_free(t0);
}
static always_inline void gen_op_evstwho(DisasContext *ctx, TCGv addr)
{
#if defined(TARGET_PPC64)
TCGv t0 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
gen_qemu_st16(ctx, t0, addr);
tcg_temp_free(t0);
#else
gen_qemu_st16(ctx, cpu_gprh[rS(ctx->opcode)], addr);
#endif
gen_addr_add(ctx, addr, addr, 2);
gen_qemu_st16(ctx, cpu_gpr[rS(ctx->opcode)], addr);
}
static always_inline void gen_op_evstwwe(DisasContext *ctx, TCGv addr)
{
#if defined(TARGET_PPC64)
TCGv t0 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
gen_qemu_st32(ctx, t0, addr);
tcg_temp_free(t0);
#else
gen_qemu_st32(ctx, cpu_gprh[rS(ctx->opcode)], addr);
#endif
}
static always_inline void gen_op_evstwwo(DisasContext *ctx, TCGv addr)
{
gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], addr);
}
#define GEN_SPEOP_LDST(name, opc2, sh) \
GEN_HANDLER(name, 0x04, opc2, 0x0C, 0x00000000, PPC_SPE) \
{ \
TCGv t0; \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
t0 = tcg_temp_new(); \
if (Rc(ctx->opcode)) { \
gen_addr_spe_imm_index(ctx, t0, sh); \
} else { \
gen_addr_reg_index(ctx, t0); \
} \
gen_op_##name(ctx, t0); \
tcg_temp_free(t0); \
}
GEN_SPEOP_LDST(evldd, 0x00, 3);
GEN_SPEOP_LDST(evldw, 0x01, 3);
GEN_SPEOP_LDST(evldh, 0x02, 3);
GEN_SPEOP_LDST(evlhhesplat, 0x04, 1);
GEN_SPEOP_LDST(evlhhousplat, 0x06, 1);
GEN_SPEOP_LDST(evlhhossplat, 0x07, 1);
GEN_SPEOP_LDST(evlwhe, 0x08, 2);
GEN_SPEOP_LDST(evlwhou, 0x0A, 2);
GEN_SPEOP_LDST(evlwhos, 0x0B, 2);
GEN_SPEOP_LDST(evlwwsplat, 0x0C, 2);
GEN_SPEOP_LDST(evlwhsplat, 0x0E, 2);
GEN_SPEOP_LDST(evstdd, 0x10, 3);
GEN_SPEOP_LDST(evstdw, 0x11, 3);
GEN_SPEOP_LDST(evstdh, 0x12, 3);
GEN_SPEOP_LDST(evstwhe, 0x18, 2);
GEN_SPEOP_LDST(evstwho, 0x1A, 2);
GEN_SPEOP_LDST(evstwwe, 0x1C, 2);
GEN_SPEOP_LDST(evstwwo, 0x1E, 2);
/* Multiply and add - TODO */
#if 0
GEN_SPE(speundef, evmhessf, 0x01, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhossf, 0x03, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(evmheumi, evmhesmi, 0x04, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhesmf, 0x05, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(evmhoumi, evmhosmi, 0x06, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhosmf, 0x07, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhessfa, 0x11, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhossfa, 0x13, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(evmheumia, evmhesmia, 0x14, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhesmfa, 0x15, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(evmhoumia, evmhosmia, 0x16, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhosmfa, 0x17, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwhssf, 0x03, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwlumi, speundef, 0x04, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwhumi, evmwhsmi, 0x06, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwhsmf, 0x07, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwssf, 0x09, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwumi, evmwsmi, 0x0C, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwsmf, 0x0D, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwhssfa, 0x13, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwlumia, speundef, 0x14, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwhumia, evmwhsmia, 0x16, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwhsmfa, 0x17, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwssfa, 0x19, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwumia, evmwsmia, 0x1C, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwsmfa, 0x1D, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evadduiaaw, evaddsiaaw, 0x00, 0x13, 0x0000F800, PPC_SPE);
GEN_SPE(evsubfusiaaw, evsubfssiaaw, 0x01, 0x13, 0x0000F800, PPC_SPE);
GEN_SPE(evaddumiaaw, evaddsmiaaw, 0x04, 0x13, 0x0000F800, PPC_SPE);
GEN_SPE(evsubfumiaaw, evsubfsmiaaw, 0x05, 0x13, 0x0000F800, PPC_SPE);
GEN_SPE(evdivws, evdivwu, 0x06, 0x13, 0x00000000, PPC_SPE);
GEN_SPE(evmra, speundef, 0x07, 0x13, 0x0000F800, PPC_SPE);
GEN_SPE(evmheusiaaw, evmhessiaaw, 0x00, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhessfaaw, 0x01, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmhousiaaw, evmhossiaaw, 0x02, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhossfaaw, 0x03, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmheumiaaw, evmhesmiaaw, 0x04, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhesmfaaw, 0x05, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmhoumiaaw, evmhosmiaaw, 0x06, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhosmfaaw, 0x07, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmhegumiaa, evmhegsmiaa, 0x14, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhegsmfaa, 0x15, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmhogumiaa, evmhogsmiaa, 0x16, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhogsmfaa, 0x17, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmwlusiaaw, evmwlssiaaw, 0x00, 0x15, 0x00000000, PPC_SPE);
GEN_SPE(evmwlumiaaw, evmwlsmiaaw, 0x04, 0x15, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwssfaa, 0x09, 0x15, 0x00000000, PPC_SPE);
GEN_SPE(evmwumiaa, evmwsmiaa, 0x0C, 0x15, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwsmfaa, 0x0D, 0x15, 0x00000000, PPC_SPE);
GEN_SPE(evmheusianw, evmhessianw, 0x00, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhessfanw, 0x01, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmhousianw, evmhossianw, 0x02, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhossfanw, 0x03, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmheumianw, evmhesmianw, 0x04, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhesmfanw, 0x05, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmhoumianw, evmhosmianw, 0x06, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhosmfanw, 0x07, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmhegumian, evmhegsmian, 0x14, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhegsmfan, 0x15, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmhigumian, evmhigsmian, 0x16, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhogsmfan, 0x17, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmwlusianw, evmwlssianw, 0x00, 0x17, 0x00000000, PPC_SPE);
GEN_SPE(evmwlumianw, evmwlsmianw, 0x04, 0x17, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwssfan, 0x09, 0x17, 0x00000000, PPC_SPE);
GEN_SPE(evmwumian, evmwsmian, 0x0C, 0x17, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwsmfan, 0x0D, 0x17, 0x00000000, PPC_SPE);
#endif
/*** SPE floating-point extension ***/
#if defined(TARGET_PPC64)
#define GEN_SPEFPUOP_CONV_32_32(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
TCGv_i32 t0; \
TCGv t1; \
t0 = tcg_temp_new_i32(); \
tcg_gen_trunc_tl_i32(t0, cpu_gpr[rB(ctx->opcode)]); \
gen_helper_##name(t0, t0); \
t1 = tcg_temp_new(); \
tcg_gen_extu_i32_tl(t1, t0); \
tcg_temp_free_i32(t0); \
tcg_gen_andi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], \
0xFFFFFFFF00000000ULL); \
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t1); \
tcg_temp_free(t1); \
}
#define GEN_SPEFPUOP_CONV_32_64(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
TCGv_i32 t0; \
TCGv t1; \
t0 = tcg_temp_new_i32(); \
gen_helper_##name(t0, cpu_gpr[rB(ctx->opcode)]); \
t1 = tcg_temp_new(); \
tcg_gen_extu_i32_tl(t1, t0); \
tcg_temp_free_i32(t0); \
tcg_gen_andi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], \
0xFFFFFFFF00000000ULL); \
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t1); \
tcg_temp_free(t1); \
}
#define GEN_SPEFPUOP_CONV_64_32(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
TCGv_i32 t0 = tcg_temp_new_i32(); \
tcg_gen_trunc_tl_i32(t0, cpu_gpr[rB(ctx->opcode)]); \
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], t0); \
tcg_temp_free_i32(t0); \
}
#define GEN_SPEFPUOP_CONV_64_64(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
}
#define GEN_SPEFPUOP_ARITH2_32_32(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
TCGv_i32 t0, t1; \
TCGv_i64 t2; \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
t0 = tcg_temp_new_i32(); \
t1 = tcg_temp_new_i32(); \
tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); \
gen_helper_##name(t0, t0, t1); \
tcg_temp_free_i32(t1); \
t2 = tcg_temp_new(); \
tcg_gen_extu_i32_tl(t2, t0); \
tcg_temp_free_i32(t0); \
tcg_gen_andi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], \
0xFFFFFFFF00000000ULL); \
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t2); \
tcg_temp_free(t2); \
}
#define GEN_SPEFPUOP_ARITH2_64_64(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
cpu_gpr[rB(ctx->opcode)]); \
}
#define GEN_SPEFPUOP_COMP_32(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
TCGv_i32 t0, t1; \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
t0 = tcg_temp_new_i32(); \
t1 = tcg_temp_new_i32(); \
tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); \
gen_helper_##name(cpu_crf[crfD(ctx->opcode)], t0, t1); \
tcg_temp_free_i32(t0); \
tcg_temp_free_i32(t1); \
}
#define GEN_SPEFPUOP_COMP_64(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
gen_helper_##name(cpu_crf[crfD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
}
#else
#define GEN_SPEFPUOP_CONV_32_32(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
}
#define GEN_SPEFPUOP_CONV_32_64(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
TCGv_i64 t0 = tcg_temp_new_i64(); \
gen_load_gpr64(t0, rB(ctx->opcode)); \
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], t0); \
tcg_temp_free_i64(t0); \
}
#define GEN_SPEFPUOP_CONV_64_32(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
TCGv_i64 t0 = tcg_temp_new_i64(); \
gen_helper_##name(t0, cpu_gpr[rB(ctx->opcode)]); \
gen_store_gpr64(rD(ctx->opcode), t0); \
tcg_temp_free_i64(t0); \
}
#define GEN_SPEFPUOP_CONV_64_64(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
TCGv_i64 t0 = tcg_temp_new_i64(); \
gen_load_gpr64(t0, rB(ctx->opcode)); \
gen_helper_##name(t0, t0); \
gen_store_gpr64(rD(ctx->opcode), t0); \
tcg_temp_free_i64(t0); \
}
#define GEN_SPEFPUOP_ARITH2_32_32(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
}
#define GEN_SPEFPUOP_ARITH2_64_64(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
TCGv_i64 t0, t1; \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
t0 = tcg_temp_new_i64(); \
t1 = tcg_temp_new_i64(); \
gen_load_gpr64(t0, rA(ctx->opcode)); \
gen_load_gpr64(t1, rB(ctx->opcode)); \
gen_helper_##name(t0, t0, t1); \
gen_store_gpr64(rD(ctx->opcode), t0); \
tcg_temp_free_i64(t0); \
tcg_temp_free_i64(t1); \
}
#define GEN_SPEFPUOP_COMP_32(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
gen_helper_##name(cpu_crf[crfD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
}
#define GEN_SPEFPUOP_COMP_64(name) \
static always_inline void gen_##name (DisasContext *ctx) \
{ \
TCGv_i64 t0, t1; \
if (unlikely(!ctx->spe_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_APU); \
return; \
} \
t0 = tcg_temp_new_i64(); \
t1 = tcg_temp_new_i64(); \
gen_load_gpr64(t0, rA(ctx->opcode)); \
gen_load_gpr64(t1, rB(ctx->opcode)); \
gen_helper_##name(cpu_crf[crfD(ctx->opcode)], t0, t1); \
tcg_temp_free_i64(t0); \
tcg_temp_free_i64(t1); \
}
#endif
/* Single precision floating-point vectors operations */
/* Arithmetic */
GEN_SPEFPUOP_ARITH2_64_64(evfsadd);
GEN_SPEFPUOP_ARITH2_64_64(evfssub);
GEN_SPEFPUOP_ARITH2_64_64(evfsmul);
GEN_SPEFPUOP_ARITH2_64_64(evfsdiv);
static always_inline void gen_evfsabs (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
#if defined(TARGET_PPC64)
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~0x8000000080000000LL);
#else
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~0x80000000);
tcg_gen_andi_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], ~0x80000000);
#endif
}
static always_inline void gen_evfsnabs (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
#if defined(TARGET_PPC64)
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000080000000LL);
#else
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
tcg_gen_ori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
#endif
}
static always_inline void gen_evfsneg (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
#if defined(TARGET_PPC64)
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000080000000LL);
#else
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
tcg_gen_xori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
#endif
}
/* Conversion */
GEN_SPEFPUOP_CONV_64_64(evfscfui);
GEN_SPEFPUOP_CONV_64_64(evfscfsi);
GEN_SPEFPUOP_CONV_64_64(evfscfuf);
GEN_SPEFPUOP_CONV_64_64(evfscfsf);
GEN_SPEFPUOP_CONV_64_64(evfsctui);
GEN_SPEFPUOP_CONV_64_64(evfsctsi);
GEN_SPEFPUOP_CONV_64_64(evfsctuf);
GEN_SPEFPUOP_CONV_64_64(evfsctsf);
GEN_SPEFPUOP_CONV_64_64(evfsctuiz);
GEN_SPEFPUOP_CONV_64_64(evfsctsiz);
/* Comparison */
GEN_SPEFPUOP_COMP_64(evfscmpgt);
GEN_SPEFPUOP_COMP_64(evfscmplt);
GEN_SPEFPUOP_COMP_64(evfscmpeq);
GEN_SPEFPUOP_COMP_64(evfststgt);
GEN_SPEFPUOP_COMP_64(evfststlt);
GEN_SPEFPUOP_COMP_64(evfststeq);
/* Opcodes definitions */
GEN_SPE(evfsadd, evfssub, 0x00, 0x0A, 0x00000000, PPC_SPE_SINGLE); //
GEN_SPE(evfsabs, evfsnabs, 0x02, 0x0A, 0x0000F800, PPC_SPE_SINGLE); //
GEN_SPE(evfsneg, speundef, 0x03, 0x0A, 0x0000F800, PPC_SPE_SINGLE); //
GEN_SPE(evfsmul, evfsdiv, 0x04, 0x0A, 0x00000000, PPC_SPE_SINGLE); //
GEN_SPE(evfscmpgt, evfscmplt, 0x06, 0x0A, 0x00600000, PPC_SPE_SINGLE); //
GEN_SPE(evfscmpeq, speundef, 0x07, 0x0A, 0x00600000, PPC_SPE_SINGLE); //
GEN_SPE(evfscfui, evfscfsi, 0x08, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(evfscfuf, evfscfsf, 0x09, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(evfsctui, evfsctsi, 0x0A, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(evfsctuf, evfsctsf, 0x0B, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(evfsctuiz, speundef, 0x0C, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(evfsctsiz, speundef, 0x0D, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(evfststgt, evfststlt, 0x0E, 0x0A, 0x00600000, PPC_SPE_SINGLE); //
GEN_SPE(evfststeq, speundef, 0x0F, 0x0A, 0x00600000, PPC_SPE_SINGLE); //
/* Single precision floating-point operations */
/* Arithmetic */
GEN_SPEFPUOP_ARITH2_32_32(efsadd);
GEN_SPEFPUOP_ARITH2_32_32(efssub);
GEN_SPEFPUOP_ARITH2_32_32(efsmul);
GEN_SPEFPUOP_ARITH2_32_32(efsdiv);
static always_inline void gen_efsabs (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], (target_long)~0x80000000LL);
}
static always_inline void gen_efsnabs (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
}
static always_inline void gen_efsneg (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
}
/* Conversion */
GEN_SPEFPUOP_CONV_32_32(efscfui);
GEN_SPEFPUOP_CONV_32_32(efscfsi);
GEN_SPEFPUOP_CONV_32_32(efscfuf);
GEN_SPEFPUOP_CONV_32_32(efscfsf);
GEN_SPEFPUOP_CONV_32_32(efsctui);
GEN_SPEFPUOP_CONV_32_32(efsctsi);
GEN_SPEFPUOP_CONV_32_32(efsctuf);
GEN_SPEFPUOP_CONV_32_32(efsctsf);
GEN_SPEFPUOP_CONV_32_32(efsctuiz);
GEN_SPEFPUOP_CONV_32_32(efsctsiz);
GEN_SPEFPUOP_CONV_32_64(efscfd);
/* Comparison */
GEN_SPEFPUOP_COMP_32(efscmpgt);
GEN_SPEFPUOP_COMP_32(efscmplt);
GEN_SPEFPUOP_COMP_32(efscmpeq);
GEN_SPEFPUOP_COMP_32(efststgt);
GEN_SPEFPUOP_COMP_32(efststlt);
GEN_SPEFPUOP_COMP_32(efststeq);
/* Opcodes definitions */
GEN_SPE(efsadd, efssub, 0x00, 0x0B, 0x00000000, PPC_SPE_SINGLE); //
GEN_SPE(efsabs, efsnabs, 0x02, 0x0B, 0x0000F800, PPC_SPE_SINGLE); //
GEN_SPE(efsneg, speundef, 0x03, 0x0B, 0x0000F800, PPC_SPE_SINGLE); //
GEN_SPE(efsmul, efsdiv, 0x04, 0x0B, 0x00000000, PPC_SPE_SINGLE); //
GEN_SPE(efscmpgt, efscmplt, 0x06, 0x0B, 0x00600000, PPC_SPE_SINGLE); //
GEN_SPE(efscmpeq, efscfd, 0x07, 0x0B, 0x00600000, PPC_SPE_SINGLE); //
GEN_SPE(efscfui, efscfsi, 0x08, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(efscfuf, efscfsf, 0x09, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(efsctui, efsctsi, 0x0A, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(efsctuf, efsctsf, 0x0B, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(efsctuiz, speundef, 0x0C, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(efsctsiz, speundef, 0x0D, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
GEN_SPE(efststgt, efststlt, 0x0E, 0x0B, 0x00600000, PPC_SPE_SINGLE); //
GEN_SPE(efststeq, speundef, 0x0F, 0x0B, 0x00600000, PPC_SPE_SINGLE); //
/* Double precision floating-point operations */
/* Arithmetic */
GEN_SPEFPUOP_ARITH2_64_64(efdadd);
GEN_SPEFPUOP_ARITH2_64_64(efdsub);
GEN_SPEFPUOP_ARITH2_64_64(efdmul);
GEN_SPEFPUOP_ARITH2_64_64(efddiv);
static always_inline void gen_efdabs (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
#if defined(TARGET_PPC64)
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~0x8000000000000000LL);
#else
tcg_gen_andi_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], ~0x80000000);
#endif
}
static always_inline void gen_efdnabs (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
#if defined(TARGET_PPC64)
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000000000000LL);
#else
tcg_gen_ori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
#endif
}
static always_inline void gen_efdneg (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
#if defined(TARGET_PPC64)
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000000000000LL);
#else
tcg_gen_xori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
#endif
}
/* Conversion */
GEN_SPEFPUOP_CONV_64_32(efdcfui);
GEN_SPEFPUOP_CONV_64_32(efdcfsi);
GEN_SPEFPUOP_CONV_64_32(efdcfuf);
GEN_SPEFPUOP_CONV_64_32(efdcfsf);
GEN_SPEFPUOP_CONV_32_64(efdctui);
GEN_SPEFPUOP_CONV_32_64(efdctsi);
GEN_SPEFPUOP_CONV_32_64(efdctuf);
GEN_SPEFPUOP_CONV_32_64(efdctsf);
GEN_SPEFPUOP_CONV_32_64(efdctuiz);
GEN_SPEFPUOP_CONV_32_64(efdctsiz);
GEN_SPEFPUOP_CONV_64_32(efdcfs);
GEN_SPEFPUOP_CONV_64_64(efdcfuid);
GEN_SPEFPUOP_CONV_64_64(efdcfsid);
GEN_SPEFPUOP_CONV_64_64(efdctuidz);
GEN_SPEFPUOP_CONV_64_64(efdctsidz);
/* Comparison */
GEN_SPEFPUOP_COMP_64(efdcmpgt);
GEN_SPEFPUOP_COMP_64(efdcmplt);
GEN_SPEFPUOP_COMP_64(efdcmpeq);
GEN_SPEFPUOP_COMP_64(efdtstgt);
GEN_SPEFPUOP_COMP_64(efdtstlt);
GEN_SPEFPUOP_COMP_64(efdtsteq);
/* Opcodes definitions */
GEN_SPE(efdadd, efdsub, 0x10, 0x0B, 0x00000000, PPC_SPE_DOUBLE); //
GEN_SPE(efdcfuid, efdcfsid, 0x11, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
GEN_SPE(efdabs, efdnabs, 0x12, 0x0B, 0x0000F800, PPC_SPE_DOUBLE); //
GEN_SPE(efdneg, speundef, 0x13, 0x0B, 0x0000F800, PPC_SPE_DOUBLE); //
GEN_SPE(efdmul, efddiv, 0x14, 0x0B, 0x00000000, PPC_SPE_DOUBLE); //
GEN_SPE(efdctuidz, efdctsidz, 0x15, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
GEN_SPE(efdcmpgt, efdcmplt, 0x16, 0x0B, 0x00600000, PPC_SPE_DOUBLE); //
GEN_SPE(efdcmpeq, efdcfs, 0x17, 0x0B, 0x00600000, PPC_SPE_DOUBLE); //
GEN_SPE(efdcfui, efdcfsi, 0x18, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
GEN_SPE(efdcfuf, efdcfsf, 0x19, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
GEN_SPE(efdctui, efdctsi, 0x1A, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
GEN_SPE(efdctuf, efdctsf, 0x1B, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
GEN_SPE(efdctuiz, speundef, 0x1C, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
GEN_SPE(efdctsiz, speundef, 0x1D, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
GEN_SPE(efdtstgt, efdtstlt, 0x1E, 0x0B, 0x00600000, PPC_SPE_DOUBLE); //
GEN_SPE(efdtsteq, speundef, 0x1F, 0x0B, 0x00600000, PPC_SPE_DOUBLE); //
/* End opcode list */
GEN_OPCODE_MARK(end);
#include "translate_init.c"
#include "helper_regs.h"
/*****************************************************************************/
/* Misc PowerPC helpers */
void cpu_dump_state (CPUState *env, FILE *f,
int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
int flags)
{
#define RGPL 4
#define RFPL 4
int i;
cpu_fprintf(f, "NIP " ADDRX " LR " ADDRX " CTR " ADDRX " XER %08x\n",
env->nip, env->lr, env->ctr, env->xer);
cpu_fprintf(f, "MSR " ADDRX " HID0 " ADDRX " HF " ADDRX " idx %d\n",
env->msr, env->spr[SPR_HID0], env->hflags, env->mmu_idx);
#if !defined(NO_TIMER_DUMP)
cpu_fprintf(f, "TB %08x %08x "
#if !defined(CONFIG_USER_ONLY)
"DECR %08x"
#endif
"\n",
cpu_ppc_load_tbu(env), cpu_ppc_load_tbl(env)
#if !defined(CONFIG_USER_ONLY)
, cpu_ppc_load_decr(env)
#endif
);
#endif
for (i = 0; i < 32; i++) {
if ((i & (RGPL - 1)) == 0)
cpu_fprintf(f, "GPR%02d", i);
cpu_fprintf(f, " " REGX, ppc_dump_gpr(env, i));
if ((i & (RGPL - 1)) == (RGPL - 1))
cpu_fprintf(f, "\n");
}
cpu_fprintf(f, "CR ");
for (i = 0; i < 8; i++)
cpu_fprintf(f, "%01x", env->crf[i]);
cpu_fprintf(f, " [");
for (i = 0; i < 8; i++) {
char a = '-';
if (env->crf[i] & 0x08)
a = 'L';
else if (env->crf[i] & 0x04)
a = 'G';
else if (env->crf[i] & 0x02)
a = 'E';
cpu_fprintf(f, " %c%c", a, env->crf[i] & 0x01 ? 'O' : ' ');
}
cpu_fprintf(f, " ] RES " ADDRX "\n", env->reserve);
for (i = 0; i < 32; i++) {
if ((i & (RFPL - 1)) == 0)
cpu_fprintf(f, "FPR%02d", i);
cpu_fprintf(f, " %016" PRIx64, *((uint64_t *)&env->fpr[i]));
if ((i & (RFPL - 1)) == (RFPL - 1))
cpu_fprintf(f, "\n");
}
cpu_fprintf(f, "FPSCR %08x\n", env->fpscr);
#if !defined(CONFIG_USER_ONLY)
cpu_fprintf(f, "SRR0 " ADDRX " SRR1 " ADDRX " SDR1 " ADDRX "\n",
env->spr[SPR_SRR0], env->spr[SPR_SRR1], env->sdr1);
#endif
#undef RGPL
#undef RFPL
}
void cpu_dump_statistics (CPUState *env, FILE*f,
int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
int flags)
{
#if defined(DO_PPC_STATISTICS)
opc_handler_t **t1, **t2, **t3, *handler;
int op1, op2, op3;
t1 = env->opcodes;
for (op1 = 0; op1 < 64; op1++) {
handler = t1[op1];
if (is_indirect_opcode(handler)) {
t2 = ind_table(handler);
for (op2 = 0; op2 < 32; op2++) {
handler = t2[op2];
if (is_indirect_opcode(handler)) {
t3 = ind_table(handler);
for (op3 = 0; op3 < 32; op3++) {
handler = t3[op3];
if (handler->count == 0)
continue;
cpu_fprintf(f, "%02x %02x %02x (%02x %04d) %16s: "
"%016llx %lld\n",
op1, op2, op3, op1, (op3 << 5) | op2,
handler->oname,
handler->count, handler->count);
}
} else {
if (handler->count == 0)
continue;
cpu_fprintf(f, "%02x %02x (%02x %04d) %16s: "
"%016llx %lld\n",
op1, op2, op1, op2, handler->oname,
handler->count, handler->count);
}
}
} else {
if (handler->count == 0)
continue;
cpu_fprintf(f, "%02x (%02x ) %16s: %016llx %lld\n",
op1, op1, handler->oname,
handler->count, handler->count);
}
}
#endif
}
/*****************************************************************************/
static always_inline void gen_intermediate_code_internal (CPUState *env,
TranslationBlock *tb,
int search_pc)
{
DisasContext ctx, *ctxp = &ctx;
opc_handler_t **table, *handler;
target_ulong pc_start;
uint16_t *gen_opc_end;
CPUBreakpoint *bp;
int j, lj = -1;
int num_insns;
int max_insns;
pc_start = tb->pc;
gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
ctx.nip = pc_start;
ctx.tb = tb;
ctx.exception = POWERPC_EXCP_NONE;
ctx.spr_cb = env->spr_cb;
ctx.mem_idx = env->mmu_idx;
ctx.access_type = -1;
ctx.le_mode = env->hflags & (1 << MSR_LE) ? 1 : 0;
#if defined(TARGET_PPC64)
ctx.sf_mode = msr_sf;
#endif
ctx.fpu_enabled = msr_fp;
if ((env->flags & POWERPC_FLAG_SPE) && msr_spe)
ctx.spe_enabled = msr_spe;
else
ctx.spe_enabled = 0;
if ((env->flags & POWERPC_FLAG_VRE) && msr_vr)
ctx.altivec_enabled = msr_vr;
else
ctx.altivec_enabled = 0;
if ((env->flags & POWERPC_FLAG_SE) && msr_se)
ctx.singlestep_enabled = CPU_SINGLE_STEP;
else
ctx.singlestep_enabled = 0;
if ((env->flags & POWERPC_FLAG_BE) && msr_be)
ctx.singlestep_enabled |= CPU_BRANCH_STEP;
if (unlikely(env->singlestep_enabled))
ctx.singlestep_enabled |= GDBSTUB_SINGLE_STEP;
#if defined (DO_SINGLE_STEP) && 0
/* Single step trace mode */
msr_se = 1;
#endif
num_insns = 0;
max_insns = tb->cflags & CF_COUNT_MASK;
if (max_insns == 0)
max_insns = CF_COUNT_MASK;
gen_icount_start();
/* Set env in case of segfault during code fetch */
while (ctx.exception == POWERPC_EXCP_NONE && gen_opc_ptr < gen_opc_end) {
if (unlikely(!TAILQ_EMPTY(&env->breakpoints))) {
TAILQ_FOREACH(bp, &env->breakpoints, entry) {
if (bp->pc == ctx.nip) {
gen_debug_exception(ctxp);
break;
}
}
}
if (unlikely(search_pc)) {
j = gen_opc_ptr - gen_opc_buf;
if (lj < j) {
lj++;
while (lj < j)
gen_opc_instr_start[lj++] = 0;
gen_opc_pc[lj] = ctx.nip;
gen_opc_instr_start[lj] = 1;
gen_opc_icount[lj] = num_insns;
}
}
LOG_DISAS("----------------\n");
LOG_DISAS("nip=" ADDRX " super=%d ir=%d\n",
ctx.nip, ctx.mem_idx, (int)msr_ir);
if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
gen_io_start();
if (unlikely(ctx.le_mode)) {
ctx.opcode = bswap32(ldl_code(ctx.nip));
} else {
ctx.opcode = ldl_code(ctx.nip);
}
LOG_DISAS("translate opcode %08x (%02x %02x %02x) (%s)\n",
ctx.opcode, opc1(ctx.opcode), opc2(ctx.opcode),
opc3(ctx.opcode), little_endian ? "little" : "big");
ctx.nip += 4;
table = env->opcodes;
num_insns++;
handler = table[opc1(ctx.opcode)];
if (is_indirect_opcode(handler)) {
table = ind_table(handler);
handler = table[opc2(ctx.opcode)];
if (is_indirect_opcode(handler)) {
table = ind_table(handler);
handler = table[opc3(ctx.opcode)];
}
}
/* Is opcode *REALLY* valid ? */
if (unlikely(handler->handler == &gen_invalid)) {
if (qemu_log_enabled()) {
qemu_log("invalid/unsupported opcode: "
"%02x - %02x - %02x (%08x) " ADDRX " %d\n",
opc1(ctx.opcode), opc2(ctx.opcode),
opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir);
} else {
printf("invalid/unsupported opcode: "
"%02x - %02x - %02x (%08x) " ADDRX " %d\n",
opc1(ctx.opcode), opc2(ctx.opcode),
opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir);
}
} else {
if (unlikely((ctx.opcode & handler->inval) != 0)) {
if (qemu_log_enabled()) {
qemu_log("invalid bits: %08x for opcode: "
"%02x - %02x - %02x (%08x) " ADDRX "\n",
ctx.opcode & handler->inval, opc1(ctx.opcode),
opc2(ctx.opcode), opc3(ctx.opcode),
ctx.opcode, ctx.nip - 4);
} else {
printf("invalid bits: %08x for opcode: "
"%02x - %02x - %02x (%08x) " ADDRX "\n",
ctx.opcode & handler->inval, opc1(ctx.opcode),
opc2(ctx.opcode), opc3(ctx.opcode),
ctx.opcode, ctx.nip - 4);
}
gen_inval_exception(ctxp, POWERPC_EXCP_INVAL_INVAL);
break;
}
}
(*(handler->handler))(&ctx);
#if defined(DO_PPC_STATISTICS)
handler->count++;
#endif
/* Check trace mode exceptions */
if (unlikely(ctx.singlestep_enabled & CPU_SINGLE_STEP &&
(ctx.nip <= 0x100 || ctx.nip > 0xF00) &&
ctx.exception != POWERPC_SYSCALL &&
ctx.exception != POWERPC_EXCP_TRAP &&
ctx.exception != POWERPC_EXCP_BRANCH)) {
gen_exception(ctxp, POWERPC_EXCP_TRACE);
} else if (unlikely(((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) ||
(env->singlestep_enabled) ||
num_insns >= max_insns)) {
/* if we reach a page boundary or are single stepping, stop
* generation
*/
break;
}
#if defined (DO_SINGLE_STEP)
break;
#endif
}
if (tb->cflags & CF_LAST_IO)
gen_io_end();
if (ctx.exception == POWERPC_EXCP_NONE) {
gen_goto_tb(&ctx, 0, ctx.nip);
} else if (ctx.exception != POWERPC_EXCP_BRANCH) {
if (unlikely(env->singlestep_enabled)) {
gen_debug_exception(ctxp);
}
/* Generate the return instruction */
tcg_gen_exit_tb(0);
}
gen_icount_end(tb, num_insns);
*gen_opc_ptr = INDEX_op_end;
if (unlikely(search_pc)) {
j = gen_opc_ptr - gen_opc_buf;
lj++;
while (lj <= j)
gen_opc_instr_start[lj++] = 0;
} else {
tb->size = ctx.nip - pc_start;
tb->icount = num_insns;
}
#if defined(DEBUG_DISAS)
qemu_log_mask(CPU_LOG_TB_CPU, "---------------- excp: %04x\n", ctx.exception);
log_cpu_state_mask(CPU_LOG_TB_CPU, env, 0);
if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
int flags;
flags = env->bfd_mach;
flags |= ctx.le_mode << 16;
qemu_log("IN: %s\n", lookup_symbol(pc_start));
log_target_disas(pc_start, ctx.nip - pc_start, flags);
qemu_log("\n");
}
#endif
}
void gen_intermediate_code (CPUState *env, struct TranslationBlock *tb)
{
gen_intermediate_code_internal(env, tb, 0);
}
void gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb)
{
gen_intermediate_code_internal(env, tb, 1);
}
void gen_pc_load(CPUState *env, TranslationBlock *tb,
unsigned long searched_pc, int pc_pos, void *puc)
{
env->nip = gen_opc_pc[pc_pos];
}
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