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548f66db33
Check whether dc->npc is dynamic before using its value for branch. Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
5271 lines
198 KiB
C
5271 lines
198 KiB
C
/*
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SPARC translation
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Copyright (C) 2003 Thomas M. Ogrisegg <tom@fnord.at>
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Copyright (C) 2003-2005 Fabrice Bellard
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdarg.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <inttypes.h>
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#include "cpu.h"
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#include "disas.h"
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#include "helper.h"
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#include "tcg-op.h"
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#define GEN_HELPER 1
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#include "helper.h"
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#define DEBUG_DISAS
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#define DYNAMIC_PC 1 /* dynamic pc value */
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#define JUMP_PC 2 /* dynamic pc value which takes only two values
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according to jump_pc[T2] */
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/* global register indexes */
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static TCGv_ptr cpu_env, cpu_regwptr;
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static TCGv cpu_cc_src, cpu_cc_src2, cpu_cc_dst;
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static TCGv_i32 cpu_cc_op;
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static TCGv_i32 cpu_psr;
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static TCGv cpu_fsr, cpu_pc, cpu_npc, cpu_gregs[8];
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static TCGv cpu_y;
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#ifndef CONFIG_USER_ONLY
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static TCGv cpu_tbr;
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#endif
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static TCGv cpu_cond, cpu_dst, cpu_addr, cpu_val;
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#ifdef TARGET_SPARC64
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static TCGv_i32 cpu_xcc, cpu_asi, cpu_fprs;
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static TCGv cpu_gsr;
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static TCGv cpu_tick_cmpr, cpu_stick_cmpr, cpu_hstick_cmpr;
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static TCGv cpu_hintp, cpu_htba, cpu_hver, cpu_ssr, cpu_ver;
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static TCGv_i32 cpu_softint;
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#else
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static TCGv cpu_wim;
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#endif
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/* local register indexes (only used inside old micro ops) */
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static TCGv cpu_tmp0;
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static TCGv_i32 cpu_tmp32;
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static TCGv_i64 cpu_tmp64;
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/* Floating point registers */
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static TCGv_i32 cpu_fpr[TARGET_FPREGS];
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static target_ulong gen_opc_npc[OPC_BUF_SIZE];
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static target_ulong gen_opc_jump_pc[2];
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#include "gen-icount.h"
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typedef struct DisasContext {
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target_ulong pc; /* current Program Counter: integer or DYNAMIC_PC */
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target_ulong npc; /* next PC: integer or DYNAMIC_PC or JUMP_PC */
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target_ulong jump_pc[2]; /* used when JUMP_PC pc value is used */
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int is_br;
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int mem_idx;
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int fpu_enabled;
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int address_mask_32bit;
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int singlestep;
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uint32_t cc_op; /* current CC operation */
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struct TranslationBlock *tb;
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sparc_def_t *def;
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} DisasContext;
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// This function uses non-native bit order
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#define GET_FIELD(X, FROM, TO) \
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((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1))
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// This function uses the order in the manuals, i.e. bit 0 is 2^0
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#define GET_FIELD_SP(X, FROM, TO) \
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GET_FIELD(X, 31 - (TO), 31 - (FROM))
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#define GET_FIELDs(x,a,b) sign_extend (GET_FIELD(x,a,b), (b) - (a) + 1)
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#define GET_FIELD_SPs(x,a,b) sign_extend (GET_FIELD_SP(x,a,b), ((b) - (a) + 1))
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#ifdef TARGET_SPARC64
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#define DFPREG(r) (((r & 1) << 5) | (r & 0x1e))
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#define QFPREG(r) (((r & 1) << 5) | (r & 0x1c))
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#else
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#define DFPREG(r) (r & 0x1e)
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#define QFPREG(r) (r & 0x1c)
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#endif
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#define UA2005_HTRAP_MASK 0xff
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#define V8_TRAP_MASK 0x7f
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static int sign_extend(int x, int len)
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{
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len = 32 - len;
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return (x << len) >> len;
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}
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#define IS_IMM (insn & (1<<13))
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/* floating point registers moves */
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static void gen_op_load_fpr_DT0(unsigned int src)
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{
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tcg_gen_st_i32(cpu_fpr[src], cpu_env, offsetof(CPUSPARCState, dt0) +
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offsetof(CPU_DoubleU, l.upper));
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tcg_gen_st_i32(cpu_fpr[src + 1], cpu_env, offsetof(CPUSPARCState, dt0) +
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offsetof(CPU_DoubleU, l.lower));
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}
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static void gen_op_load_fpr_DT1(unsigned int src)
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{
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tcg_gen_st_i32(cpu_fpr[src], cpu_env, offsetof(CPUSPARCState, dt1) +
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offsetof(CPU_DoubleU, l.upper));
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tcg_gen_st_i32(cpu_fpr[src + 1], cpu_env, offsetof(CPUSPARCState, dt1) +
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offsetof(CPU_DoubleU, l.lower));
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}
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static void gen_op_store_DT0_fpr(unsigned int dst)
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{
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tcg_gen_ld_i32(cpu_fpr[dst], cpu_env, offsetof(CPUSPARCState, dt0) +
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offsetof(CPU_DoubleU, l.upper));
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tcg_gen_ld_i32(cpu_fpr[dst + 1], cpu_env, offsetof(CPUSPARCState, dt0) +
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offsetof(CPU_DoubleU, l.lower));
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}
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static void gen_op_load_fpr_QT0(unsigned int src)
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{
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tcg_gen_st_i32(cpu_fpr[src], cpu_env, offsetof(CPUSPARCState, qt0) +
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offsetof(CPU_QuadU, l.upmost));
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tcg_gen_st_i32(cpu_fpr[src + 1], cpu_env, offsetof(CPUSPARCState, qt0) +
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offsetof(CPU_QuadU, l.upper));
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tcg_gen_st_i32(cpu_fpr[src + 2], cpu_env, offsetof(CPUSPARCState, qt0) +
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offsetof(CPU_QuadU, l.lower));
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tcg_gen_st_i32(cpu_fpr[src + 3], cpu_env, offsetof(CPUSPARCState, qt0) +
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offsetof(CPU_QuadU, l.lowest));
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}
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static void gen_op_load_fpr_QT1(unsigned int src)
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{
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tcg_gen_st_i32(cpu_fpr[src], cpu_env, offsetof(CPUSPARCState, qt1) +
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offsetof(CPU_QuadU, l.upmost));
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tcg_gen_st_i32(cpu_fpr[src + 1], cpu_env, offsetof(CPUSPARCState, qt1) +
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offsetof(CPU_QuadU, l.upper));
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tcg_gen_st_i32(cpu_fpr[src + 2], cpu_env, offsetof(CPUSPARCState, qt1) +
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offsetof(CPU_QuadU, l.lower));
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tcg_gen_st_i32(cpu_fpr[src + 3], cpu_env, offsetof(CPUSPARCState, qt1) +
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offsetof(CPU_QuadU, l.lowest));
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}
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static void gen_op_store_QT0_fpr(unsigned int dst)
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{
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tcg_gen_ld_i32(cpu_fpr[dst], cpu_env, offsetof(CPUSPARCState, qt0) +
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offsetof(CPU_QuadU, l.upmost));
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tcg_gen_ld_i32(cpu_fpr[dst + 1], cpu_env, offsetof(CPUSPARCState, qt0) +
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offsetof(CPU_QuadU, l.upper));
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tcg_gen_ld_i32(cpu_fpr[dst + 2], cpu_env, offsetof(CPUSPARCState, qt0) +
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offsetof(CPU_QuadU, l.lower));
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tcg_gen_ld_i32(cpu_fpr[dst + 3], cpu_env, offsetof(CPUSPARCState, qt0) +
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offsetof(CPU_QuadU, l.lowest));
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}
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/* moves */
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#ifdef CONFIG_USER_ONLY
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#define supervisor(dc) 0
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#ifdef TARGET_SPARC64
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#define hypervisor(dc) 0
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#endif
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#else
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#define supervisor(dc) (dc->mem_idx >= MMU_KERNEL_IDX)
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#ifdef TARGET_SPARC64
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#define hypervisor(dc) (dc->mem_idx == MMU_HYPV_IDX)
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#else
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#endif
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#endif
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#ifdef TARGET_SPARC64
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#ifndef TARGET_ABI32
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#define AM_CHECK(dc) ((dc)->address_mask_32bit)
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#else
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#define AM_CHECK(dc) (1)
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#endif
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#endif
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static inline void gen_address_mask(DisasContext *dc, TCGv addr)
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{
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#ifdef TARGET_SPARC64
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if (AM_CHECK(dc))
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tcg_gen_andi_tl(addr, addr, 0xffffffffULL);
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#endif
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}
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static inline void gen_movl_reg_TN(int reg, TCGv tn)
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{
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if (reg == 0)
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tcg_gen_movi_tl(tn, 0);
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else if (reg < 8)
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tcg_gen_mov_tl(tn, cpu_gregs[reg]);
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else {
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tcg_gen_ld_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
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}
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}
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static inline void gen_movl_TN_reg(int reg, TCGv tn)
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{
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if (reg == 0)
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return;
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else if (reg < 8)
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tcg_gen_mov_tl(cpu_gregs[reg], tn);
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else {
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tcg_gen_st_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
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}
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}
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static inline void gen_goto_tb(DisasContext *s, int tb_num,
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target_ulong pc, target_ulong npc)
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{
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TranslationBlock *tb;
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tb = s->tb;
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if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) &&
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(npc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) &&
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!s->singlestep) {
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/* jump to same page: we can use a direct jump */
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tcg_gen_goto_tb(tb_num);
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tcg_gen_movi_tl(cpu_pc, pc);
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tcg_gen_movi_tl(cpu_npc, npc);
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tcg_gen_exit_tb((tcg_target_long)tb + tb_num);
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} else {
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/* jump to another page: currently not optimized */
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tcg_gen_movi_tl(cpu_pc, pc);
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tcg_gen_movi_tl(cpu_npc, npc);
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tcg_gen_exit_tb(0);
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}
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}
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// XXX suboptimal
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static inline void gen_mov_reg_N(TCGv reg, TCGv_i32 src)
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{
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tcg_gen_extu_i32_tl(reg, src);
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tcg_gen_shri_tl(reg, reg, PSR_NEG_SHIFT);
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tcg_gen_andi_tl(reg, reg, 0x1);
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}
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static inline void gen_mov_reg_Z(TCGv reg, TCGv_i32 src)
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{
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tcg_gen_extu_i32_tl(reg, src);
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tcg_gen_shri_tl(reg, reg, PSR_ZERO_SHIFT);
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tcg_gen_andi_tl(reg, reg, 0x1);
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}
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static inline void gen_mov_reg_V(TCGv reg, TCGv_i32 src)
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{
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tcg_gen_extu_i32_tl(reg, src);
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tcg_gen_shri_tl(reg, reg, PSR_OVF_SHIFT);
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tcg_gen_andi_tl(reg, reg, 0x1);
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}
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static inline void gen_mov_reg_C(TCGv reg, TCGv_i32 src)
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{
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tcg_gen_extu_i32_tl(reg, src);
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tcg_gen_shri_tl(reg, reg, PSR_CARRY_SHIFT);
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tcg_gen_andi_tl(reg, reg, 0x1);
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}
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static inline void gen_add_tv(TCGv dst, TCGv src1, TCGv src2)
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{
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TCGv r_temp;
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TCGv_i32 r_const;
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int l1;
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l1 = gen_new_label();
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r_temp = tcg_temp_new();
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tcg_gen_xor_tl(r_temp, src1, src2);
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tcg_gen_not_tl(r_temp, r_temp);
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tcg_gen_xor_tl(cpu_tmp0, src1, dst);
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tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
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tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 31));
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tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1);
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r_const = tcg_const_i32(TT_TOVF);
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gen_helper_raise_exception(r_const);
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tcg_temp_free_i32(r_const);
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gen_set_label(l1);
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tcg_temp_free(r_temp);
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}
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static inline void gen_tag_tv(TCGv src1, TCGv src2)
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{
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int l1;
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TCGv_i32 r_const;
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l1 = gen_new_label();
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tcg_gen_or_tl(cpu_tmp0, src1, src2);
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tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x3);
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tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1);
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r_const = tcg_const_i32(TT_TOVF);
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gen_helper_raise_exception(r_const);
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tcg_temp_free_i32(r_const);
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gen_set_label(l1);
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}
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static inline void gen_op_addi_cc(TCGv dst, TCGv src1, target_long src2)
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{
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tcg_gen_mov_tl(cpu_cc_src, src1);
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tcg_gen_movi_tl(cpu_cc_src2, src2);
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tcg_gen_addi_tl(cpu_cc_dst, cpu_cc_src, src2);
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tcg_gen_mov_tl(dst, cpu_cc_dst);
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}
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static inline void gen_op_add_cc(TCGv dst, TCGv src1, TCGv src2)
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{
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tcg_gen_mov_tl(cpu_cc_src, src1);
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tcg_gen_mov_tl(cpu_cc_src2, src2);
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tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
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tcg_gen_mov_tl(dst, cpu_cc_dst);
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}
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static TCGv_i32 gen_add32_carry32(void)
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{
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TCGv_i32 carry_32, cc_src1_32, cc_src2_32;
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/* Carry is computed from a previous add: (dst < src) */
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#if TARGET_LONG_BITS == 64
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cc_src1_32 = tcg_temp_new_i32();
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cc_src2_32 = tcg_temp_new_i32();
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tcg_gen_trunc_i64_i32(cc_src1_32, cpu_cc_dst);
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tcg_gen_trunc_i64_i32(cc_src2_32, cpu_cc_src);
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#else
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cc_src1_32 = cpu_cc_dst;
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cc_src2_32 = cpu_cc_src;
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#endif
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carry_32 = tcg_temp_new_i32();
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tcg_gen_setcond_i32(TCG_COND_LTU, carry_32, cc_src1_32, cc_src2_32);
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#if TARGET_LONG_BITS == 64
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tcg_temp_free_i32(cc_src1_32);
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tcg_temp_free_i32(cc_src2_32);
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#endif
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return carry_32;
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}
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static TCGv_i32 gen_sub32_carry32(void)
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{
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TCGv_i32 carry_32, cc_src1_32, cc_src2_32;
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|
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/* Carry is computed from a previous borrow: (src1 < src2) */
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#if TARGET_LONG_BITS == 64
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cc_src1_32 = tcg_temp_new_i32();
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cc_src2_32 = tcg_temp_new_i32();
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tcg_gen_trunc_i64_i32(cc_src1_32, cpu_cc_src);
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tcg_gen_trunc_i64_i32(cc_src2_32, cpu_cc_src2);
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#else
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cc_src1_32 = cpu_cc_src;
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cc_src2_32 = cpu_cc_src2;
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#endif
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carry_32 = tcg_temp_new_i32();
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tcg_gen_setcond_i32(TCG_COND_LTU, carry_32, cc_src1_32, cc_src2_32);
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|
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#if TARGET_LONG_BITS == 64
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tcg_temp_free_i32(cc_src1_32);
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tcg_temp_free_i32(cc_src2_32);
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#endif
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return carry_32;
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}
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|
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static void gen_op_addx_int(DisasContext *dc, TCGv dst, TCGv src1,
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TCGv src2, int update_cc)
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{
|
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TCGv_i32 carry_32;
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TCGv carry;
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|
|
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switch (dc->cc_op) {
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case CC_OP_DIV:
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case CC_OP_LOGIC:
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/* Carry is known to be zero. Fall back to plain ADD. */
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if (update_cc) {
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gen_op_add_cc(dst, src1, src2);
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} else {
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tcg_gen_add_tl(dst, src1, src2);
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}
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return;
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|
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case CC_OP_ADD:
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case CC_OP_TADD:
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case CC_OP_TADDTV:
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#if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
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{
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/* For 32-bit hosts, we can re-use the host's hardware carry
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generation by using an ADD2 opcode. We discard the low
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part of the output. Ideally we'd combine this operation
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with the add that generated the carry in the first place. */
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TCGv dst_low = tcg_temp_new();
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tcg_gen_op6_i32(INDEX_op_add2_i32, dst_low, dst,
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cpu_cc_src, src1, cpu_cc_src2, src2);
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tcg_temp_free(dst_low);
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goto add_done;
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}
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#endif
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carry_32 = gen_add32_carry32();
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break;
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|
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case CC_OP_SUB:
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case CC_OP_TSUB:
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case CC_OP_TSUBTV:
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carry_32 = gen_sub32_carry32();
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break;
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|
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default:
|
|
/* We need external help to produce the carry. */
|
|
carry_32 = tcg_temp_new_i32();
|
|
gen_helper_compute_C_icc(carry_32);
|
|
break;
|
|
}
|
|
|
|
#if TARGET_LONG_BITS == 64
|
|
carry = tcg_temp_new();
|
|
tcg_gen_extu_i32_i64(carry, carry_32);
|
|
#else
|
|
carry = carry_32;
|
|
#endif
|
|
|
|
tcg_gen_add_tl(dst, src1, src2);
|
|
tcg_gen_add_tl(dst, dst, carry);
|
|
|
|
tcg_temp_free_i32(carry_32);
|
|
#if TARGET_LONG_BITS == 64
|
|
tcg_temp_free(carry);
|
|
#endif
|
|
|
|
#if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
|
|
add_done:
|
|
#endif
|
|
if (update_cc) {
|
|
tcg_gen_mov_tl(cpu_cc_src, src1);
|
|
tcg_gen_mov_tl(cpu_cc_src2, src2);
|
|
tcg_gen_mov_tl(cpu_cc_dst, dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADDX);
|
|
dc->cc_op = CC_OP_ADDX;
|
|
}
|
|
}
|
|
|
|
static inline void gen_op_tadd_cc(TCGv dst, TCGv src1, TCGv src2)
|
|
{
|
|
tcg_gen_mov_tl(cpu_cc_src, src1);
|
|
tcg_gen_mov_tl(cpu_cc_src2, src2);
|
|
tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
|
|
tcg_gen_mov_tl(dst, cpu_cc_dst);
|
|
}
|
|
|
|
static inline void gen_op_tadd_ccTV(TCGv dst, TCGv src1, TCGv src2)
|
|
{
|
|
tcg_gen_mov_tl(cpu_cc_src, src1);
|
|
tcg_gen_mov_tl(cpu_cc_src2, src2);
|
|
gen_tag_tv(cpu_cc_src, cpu_cc_src2);
|
|
tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
|
|
gen_add_tv(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
|
|
tcg_gen_mov_tl(dst, cpu_cc_dst);
|
|
}
|
|
|
|
static inline void gen_sub_tv(TCGv dst, TCGv src1, TCGv src2)
|
|
{
|
|
TCGv r_temp;
|
|
TCGv_i32 r_const;
|
|
int l1;
|
|
|
|
l1 = gen_new_label();
|
|
|
|
r_temp = tcg_temp_new();
|
|
tcg_gen_xor_tl(r_temp, src1, src2);
|
|
tcg_gen_xor_tl(cpu_tmp0, src1, dst);
|
|
tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
|
|
tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 31));
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1);
|
|
r_const = tcg_const_i32(TT_TOVF);
|
|
gen_helper_raise_exception(r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
gen_set_label(l1);
|
|
tcg_temp_free(r_temp);
|
|
}
|
|
|
|
static inline void gen_op_subi_cc(TCGv dst, TCGv src1, target_long src2, DisasContext *dc)
|
|
{
|
|
tcg_gen_mov_tl(cpu_cc_src, src1);
|
|
tcg_gen_movi_tl(cpu_cc_src2, src2);
|
|
if (src2 == 0) {
|
|
tcg_gen_mov_tl(cpu_cc_dst, src1);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
|
|
dc->cc_op = CC_OP_LOGIC;
|
|
} else {
|
|
tcg_gen_subi_tl(cpu_cc_dst, cpu_cc_src, src2);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUB);
|
|
dc->cc_op = CC_OP_SUB;
|
|
}
|
|
tcg_gen_mov_tl(dst, cpu_cc_dst);
|
|
}
|
|
|
|
static inline void gen_op_sub_cc(TCGv dst, TCGv src1, TCGv src2)
|
|
{
|
|
tcg_gen_mov_tl(cpu_cc_src, src1);
|
|
tcg_gen_mov_tl(cpu_cc_src2, src2);
|
|
tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
|
|
tcg_gen_mov_tl(dst, cpu_cc_dst);
|
|
}
|
|
|
|
static void gen_op_subx_int(DisasContext *dc, TCGv dst, TCGv src1,
|
|
TCGv src2, int update_cc)
|
|
{
|
|
TCGv_i32 carry_32;
|
|
TCGv carry;
|
|
|
|
switch (dc->cc_op) {
|
|
case CC_OP_DIV:
|
|
case CC_OP_LOGIC:
|
|
/* Carry is known to be zero. Fall back to plain SUB. */
|
|
if (update_cc) {
|
|
gen_op_sub_cc(dst, src1, src2);
|
|
} else {
|
|
tcg_gen_sub_tl(dst, src1, src2);
|
|
}
|
|
return;
|
|
|
|
case CC_OP_ADD:
|
|
case CC_OP_TADD:
|
|
case CC_OP_TADDTV:
|
|
carry_32 = gen_add32_carry32();
|
|
break;
|
|
|
|
case CC_OP_SUB:
|
|
case CC_OP_TSUB:
|
|
case CC_OP_TSUBTV:
|
|
#if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
|
|
{
|
|
/* For 32-bit hosts, we can re-use the host's hardware carry
|
|
generation by using a SUB2 opcode. We discard the low
|
|
part of the output. Ideally we'd combine this operation
|
|
with the add that generated the carry in the first place. */
|
|
TCGv dst_low = tcg_temp_new();
|
|
tcg_gen_op6_i32(INDEX_op_sub2_i32, dst_low, dst,
|
|
cpu_cc_src, src1, cpu_cc_src2, src2);
|
|
tcg_temp_free(dst_low);
|
|
goto sub_done;
|
|
}
|
|
#endif
|
|
carry_32 = gen_sub32_carry32();
|
|
break;
|
|
|
|
default:
|
|
/* We need external help to produce the carry. */
|
|
carry_32 = tcg_temp_new_i32();
|
|
gen_helper_compute_C_icc(carry_32);
|
|
break;
|
|
}
|
|
|
|
#if TARGET_LONG_BITS == 64
|
|
carry = tcg_temp_new();
|
|
tcg_gen_extu_i32_i64(carry, carry_32);
|
|
#else
|
|
carry = carry_32;
|
|
#endif
|
|
|
|
tcg_gen_sub_tl(dst, src1, src2);
|
|
tcg_gen_sub_tl(dst, dst, carry);
|
|
|
|
tcg_temp_free_i32(carry_32);
|
|
#if TARGET_LONG_BITS == 64
|
|
tcg_temp_free(carry);
|
|
#endif
|
|
|
|
#if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
|
|
sub_done:
|
|
#endif
|
|
if (update_cc) {
|
|
tcg_gen_mov_tl(cpu_cc_src, src1);
|
|
tcg_gen_mov_tl(cpu_cc_src2, src2);
|
|
tcg_gen_mov_tl(cpu_cc_dst, dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUBX);
|
|
dc->cc_op = CC_OP_SUBX;
|
|
}
|
|
}
|
|
|
|
static inline void gen_op_tsub_cc(TCGv dst, TCGv src1, TCGv src2)
|
|
{
|
|
tcg_gen_mov_tl(cpu_cc_src, src1);
|
|
tcg_gen_mov_tl(cpu_cc_src2, src2);
|
|
tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
|
|
tcg_gen_mov_tl(dst, cpu_cc_dst);
|
|
}
|
|
|
|
static inline void gen_op_tsub_ccTV(TCGv dst, TCGv src1, TCGv src2)
|
|
{
|
|
tcg_gen_mov_tl(cpu_cc_src, src1);
|
|
tcg_gen_mov_tl(cpu_cc_src2, src2);
|
|
gen_tag_tv(cpu_cc_src, cpu_cc_src2);
|
|
tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
|
|
gen_sub_tv(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
|
|
tcg_gen_mov_tl(dst, cpu_cc_dst);
|
|
}
|
|
|
|
static inline void gen_op_mulscc(TCGv dst, TCGv src1, TCGv src2)
|
|
{
|
|
TCGv r_temp;
|
|
int l1;
|
|
|
|
l1 = gen_new_label();
|
|
r_temp = tcg_temp_new();
|
|
|
|
/* old op:
|
|
if (!(env->y & 1))
|
|
T1 = 0;
|
|
*/
|
|
tcg_gen_andi_tl(cpu_cc_src, src1, 0xffffffff);
|
|
tcg_gen_andi_tl(r_temp, cpu_y, 0x1);
|
|
tcg_gen_andi_tl(cpu_cc_src2, src2, 0xffffffff);
|
|
tcg_gen_brcondi_tl(TCG_COND_NE, r_temp, 0, l1);
|
|
tcg_gen_movi_tl(cpu_cc_src2, 0);
|
|
gen_set_label(l1);
|
|
|
|
// b2 = T0 & 1;
|
|
// env->y = (b2 << 31) | (env->y >> 1);
|
|
tcg_gen_andi_tl(r_temp, cpu_cc_src, 0x1);
|
|
tcg_gen_shli_tl(r_temp, r_temp, 31);
|
|
tcg_gen_shri_tl(cpu_tmp0, cpu_y, 1);
|
|
tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x7fffffff);
|
|
tcg_gen_or_tl(cpu_tmp0, cpu_tmp0, r_temp);
|
|
tcg_gen_andi_tl(cpu_y, cpu_tmp0, 0xffffffff);
|
|
|
|
// b1 = N ^ V;
|
|
gen_mov_reg_N(cpu_tmp0, cpu_psr);
|
|
gen_mov_reg_V(r_temp, cpu_psr);
|
|
tcg_gen_xor_tl(cpu_tmp0, cpu_tmp0, r_temp);
|
|
tcg_temp_free(r_temp);
|
|
|
|
// T0 = (b1 << 31) | (T0 >> 1);
|
|
// src1 = T0;
|
|
tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, 31);
|
|
tcg_gen_shri_tl(cpu_cc_src, cpu_cc_src, 1);
|
|
tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, cpu_tmp0);
|
|
|
|
tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
|
|
|
|
tcg_gen_mov_tl(dst, cpu_cc_dst);
|
|
}
|
|
|
|
static inline void gen_op_multiply(TCGv dst, TCGv src1, TCGv src2, int sign_ext)
|
|
{
|
|
TCGv_i32 r_src1, r_src2;
|
|
TCGv_i64 r_temp, r_temp2;
|
|
|
|
r_src1 = tcg_temp_new_i32();
|
|
r_src2 = tcg_temp_new_i32();
|
|
|
|
tcg_gen_trunc_tl_i32(r_src1, src1);
|
|
tcg_gen_trunc_tl_i32(r_src2, src2);
|
|
|
|
r_temp = tcg_temp_new_i64();
|
|
r_temp2 = tcg_temp_new_i64();
|
|
|
|
if (sign_ext) {
|
|
tcg_gen_ext_i32_i64(r_temp, r_src2);
|
|
tcg_gen_ext_i32_i64(r_temp2, r_src1);
|
|
} else {
|
|
tcg_gen_extu_i32_i64(r_temp, r_src2);
|
|
tcg_gen_extu_i32_i64(r_temp2, r_src1);
|
|
}
|
|
|
|
tcg_gen_mul_i64(r_temp2, r_temp, r_temp2);
|
|
|
|
tcg_gen_shri_i64(r_temp, r_temp2, 32);
|
|
tcg_gen_trunc_i64_tl(cpu_tmp0, r_temp);
|
|
tcg_temp_free_i64(r_temp);
|
|
tcg_gen_andi_tl(cpu_y, cpu_tmp0, 0xffffffff);
|
|
|
|
tcg_gen_trunc_i64_tl(dst, r_temp2);
|
|
|
|
tcg_temp_free_i64(r_temp2);
|
|
|
|
tcg_temp_free_i32(r_src1);
|
|
tcg_temp_free_i32(r_src2);
|
|
}
|
|
|
|
static inline void gen_op_umul(TCGv dst, TCGv src1, TCGv src2)
|
|
{
|
|
/* zero-extend truncated operands before multiplication */
|
|
gen_op_multiply(dst, src1, src2, 0);
|
|
}
|
|
|
|
static inline void gen_op_smul(TCGv dst, TCGv src1, TCGv src2)
|
|
{
|
|
/* sign-extend truncated operands before multiplication */
|
|
gen_op_multiply(dst, src1, src2, 1);
|
|
}
|
|
|
|
#ifdef TARGET_SPARC64
|
|
static inline void gen_trap_ifdivzero_tl(TCGv divisor)
|
|
{
|
|
TCGv_i32 r_const;
|
|
int l1;
|
|
|
|
l1 = gen_new_label();
|
|
tcg_gen_brcondi_tl(TCG_COND_NE, divisor, 0, l1);
|
|
r_const = tcg_const_i32(TT_DIV_ZERO);
|
|
gen_helper_raise_exception(r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
gen_set_label(l1);
|
|
}
|
|
|
|
static inline void gen_op_sdivx(TCGv dst, TCGv src1, TCGv src2)
|
|
{
|
|
int l1, l2;
|
|
TCGv r_temp1, r_temp2;
|
|
|
|
l1 = gen_new_label();
|
|
l2 = gen_new_label();
|
|
r_temp1 = tcg_temp_local_new();
|
|
r_temp2 = tcg_temp_local_new();
|
|
tcg_gen_mov_tl(r_temp1, src1);
|
|
tcg_gen_mov_tl(r_temp2, src2);
|
|
gen_trap_ifdivzero_tl(r_temp2);
|
|
tcg_gen_brcondi_tl(TCG_COND_NE, r_temp1, INT64_MIN, l1);
|
|
tcg_gen_brcondi_tl(TCG_COND_NE, r_temp2, -1, l1);
|
|
tcg_gen_movi_i64(dst, INT64_MIN);
|
|
tcg_gen_br(l2);
|
|
gen_set_label(l1);
|
|
tcg_gen_div_i64(dst, r_temp1, r_temp2);
|
|
gen_set_label(l2);
|
|
tcg_temp_free(r_temp1);
|
|
tcg_temp_free(r_temp2);
|
|
}
|
|
#endif
|
|
|
|
// 1
|
|
static inline void gen_op_eval_ba(TCGv dst)
|
|
{
|
|
tcg_gen_movi_tl(dst, 1);
|
|
}
|
|
|
|
// Z
|
|
static inline void gen_op_eval_be(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_Z(dst, src);
|
|
}
|
|
|
|
// Z | (N ^ V)
|
|
static inline void gen_op_eval_ble(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_N(cpu_tmp0, src);
|
|
gen_mov_reg_V(dst, src);
|
|
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
|
|
gen_mov_reg_Z(cpu_tmp0, src);
|
|
tcg_gen_or_tl(dst, dst, cpu_tmp0);
|
|
}
|
|
|
|
// N ^ V
|
|
static inline void gen_op_eval_bl(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_V(cpu_tmp0, src);
|
|
gen_mov_reg_N(dst, src);
|
|
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
|
|
}
|
|
|
|
// C | Z
|
|
static inline void gen_op_eval_bleu(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_Z(cpu_tmp0, src);
|
|
gen_mov_reg_C(dst, src);
|
|
tcg_gen_or_tl(dst, dst, cpu_tmp0);
|
|
}
|
|
|
|
// C
|
|
static inline void gen_op_eval_bcs(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_C(dst, src);
|
|
}
|
|
|
|
// V
|
|
static inline void gen_op_eval_bvs(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_V(dst, src);
|
|
}
|
|
|
|
// 0
|
|
static inline void gen_op_eval_bn(TCGv dst)
|
|
{
|
|
tcg_gen_movi_tl(dst, 0);
|
|
}
|
|
|
|
// N
|
|
static inline void gen_op_eval_bneg(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_N(dst, src);
|
|
}
|
|
|
|
// !Z
|
|
static inline void gen_op_eval_bne(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_Z(dst, src);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// !(Z | (N ^ V))
|
|
static inline void gen_op_eval_bg(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_N(cpu_tmp0, src);
|
|
gen_mov_reg_V(dst, src);
|
|
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
|
|
gen_mov_reg_Z(cpu_tmp0, src);
|
|
tcg_gen_or_tl(dst, dst, cpu_tmp0);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// !(N ^ V)
|
|
static inline void gen_op_eval_bge(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_V(cpu_tmp0, src);
|
|
gen_mov_reg_N(dst, src);
|
|
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// !(C | Z)
|
|
static inline void gen_op_eval_bgu(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_Z(cpu_tmp0, src);
|
|
gen_mov_reg_C(dst, src);
|
|
tcg_gen_or_tl(dst, dst, cpu_tmp0);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// !C
|
|
static inline void gen_op_eval_bcc(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_C(dst, src);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// !N
|
|
static inline void gen_op_eval_bpos(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_N(dst, src);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// !V
|
|
static inline void gen_op_eval_bvc(TCGv dst, TCGv_i32 src)
|
|
{
|
|
gen_mov_reg_V(dst, src);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
/*
|
|
FPSR bit field FCC1 | FCC0:
|
|
0 =
|
|
1 <
|
|
2 >
|
|
3 unordered
|
|
*/
|
|
static inline void gen_mov_reg_FCC0(TCGv reg, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
tcg_gen_shri_tl(reg, src, FSR_FCC0_SHIFT + fcc_offset);
|
|
tcg_gen_andi_tl(reg, reg, 0x1);
|
|
}
|
|
|
|
static inline void gen_mov_reg_FCC1(TCGv reg, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
tcg_gen_shri_tl(reg, src, FSR_FCC1_SHIFT + fcc_offset);
|
|
tcg_gen_andi_tl(reg, reg, 0x1);
|
|
}
|
|
|
|
// !0: FCC0 | FCC1
|
|
static inline void gen_op_eval_fbne(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
|
|
tcg_gen_or_tl(dst, dst, cpu_tmp0);
|
|
}
|
|
|
|
// 1 or 2: FCC0 ^ FCC1
|
|
static inline void gen_op_eval_fblg(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
|
|
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
|
|
}
|
|
|
|
// 1 or 3: FCC0
|
|
static inline void gen_op_eval_fbul(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
}
|
|
|
|
// 1: FCC0 & !FCC1
|
|
static inline void gen_op_eval_fbl(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
|
|
tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1);
|
|
tcg_gen_and_tl(dst, dst, cpu_tmp0);
|
|
}
|
|
|
|
// 2 or 3: FCC1
|
|
static inline void gen_op_eval_fbug(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC1(dst, src, fcc_offset);
|
|
}
|
|
|
|
// 2: !FCC0 & FCC1
|
|
static inline void gen_op_eval_fbg(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
|
|
tcg_gen_and_tl(dst, dst, cpu_tmp0);
|
|
}
|
|
|
|
// 3: FCC0 & FCC1
|
|
static inline void gen_op_eval_fbu(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
|
|
tcg_gen_and_tl(dst, dst, cpu_tmp0);
|
|
}
|
|
|
|
// 0: !(FCC0 | FCC1)
|
|
static inline void gen_op_eval_fbe(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
|
|
tcg_gen_or_tl(dst, dst, cpu_tmp0);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// 0 or 3: !(FCC0 ^ FCC1)
|
|
static inline void gen_op_eval_fbue(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
|
|
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// 0 or 2: !FCC0
|
|
static inline void gen_op_eval_fbge(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// !1: !(FCC0 & !FCC1)
|
|
static inline void gen_op_eval_fbuge(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
|
|
tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1);
|
|
tcg_gen_and_tl(dst, dst, cpu_tmp0);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// 0 or 1: !FCC1
|
|
static inline void gen_op_eval_fble(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC1(dst, src, fcc_offset);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// !2: !(!FCC0 & FCC1)
|
|
static inline void gen_op_eval_fbule(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
|
|
tcg_gen_and_tl(dst, dst, cpu_tmp0);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
// !3: !(FCC0 & FCC1)
|
|
static inline void gen_op_eval_fbo(TCGv dst, TCGv src,
|
|
unsigned int fcc_offset)
|
|
{
|
|
gen_mov_reg_FCC0(dst, src, fcc_offset);
|
|
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
|
|
tcg_gen_and_tl(dst, dst, cpu_tmp0);
|
|
tcg_gen_xori_tl(dst, dst, 0x1);
|
|
}
|
|
|
|
static inline void gen_branch2(DisasContext *dc, target_ulong pc1,
|
|
target_ulong pc2, TCGv r_cond)
|
|
{
|
|
int l1;
|
|
|
|
l1 = gen_new_label();
|
|
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
|
|
|
|
gen_goto_tb(dc, 0, pc1, pc1 + 4);
|
|
|
|
gen_set_label(l1);
|
|
gen_goto_tb(dc, 1, pc2, pc2 + 4);
|
|
}
|
|
|
|
static inline void gen_branch_a(DisasContext *dc, target_ulong pc1,
|
|
target_ulong pc2, TCGv r_cond)
|
|
{
|
|
int l1;
|
|
|
|
l1 = gen_new_label();
|
|
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
|
|
|
|
gen_goto_tb(dc, 0, pc2, pc1);
|
|
|
|
gen_set_label(l1);
|
|
gen_goto_tb(dc, 1, pc2 + 4, pc2 + 8);
|
|
}
|
|
|
|
static inline void gen_generic_branch(target_ulong npc1, target_ulong npc2,
|
|
TCGv r_cond)
|
|
{
|
|
int l1, l2;
|
|
|
|
l1 = gen_new_label();
|
|
l2 = gen_new_label();
|
|
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
|
|
|
|
tcg_gen_movi_tl(cpu_npc, npc1);
|
|
tcg_gen_br(l2);
|
|
|
|
gen_set_label(l1);
|
|
tcg_gen_movi_tl(cpu_npc, npc2);
|
|
gen_set_label(l2);
|
|
}
|
|
|
|
/* call this function before using the condition register as it may
|
|
have been set for a jump */
|
|
static inline void flush_cond(DisasContext *dc, TCGv cond)
|
|
{
|
|
if (dc->npc == JUMP_PC) {
|
|
gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
|
|
dc->npc = DYNAMIC_PC;
|
|
}
|
|
}
|
|
|
|
static inline void save_npc(DisasContext *dc, TCGv cond)
|
|
{
|
|
if (dc->npc == JUMP_PC) {
|
|
gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
|
|
dc->npc = DYNAMIC_PC;
|
|
} else if (dc->npc != DYNAMIC_PC) {
|
|
tcg_gen_movi_tl(cpu_npc, dc->npc);
|
|
}
|
|
}
|
|
|
|
static inline void save_state(DisasContext *dc, TCGv cond)
|
|
{
|
|
tcg_gen_movi_tl(cpu_pc, dc->pc);
|
|
/* flush pending conditional evaluations before exposing cpu state */
|
|
if (dc->cc_op != CC_OP_FLAGS) {
|
|
dc->cc_op = CC_OP_FLAGS;
|
|
gen_helper_compute_psr();
|
|
}
|
|
save_npc(dc, cond);
|
|
}
|
|
|
|
static inline void gen_mov_pc_npc(DisasContext *dc, TCGv cond)
|
|
{
|
|
if (dc->npc == JUMP_PC) {
|
|
gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
|
|
tcg_gen_mov_tl(cpu_pc, cpu_npc);
|
|
dc->pc = DYNAMIC_PC;
|
|
} else if (dc->npc == DYNAMIC_PC) {
|
|
tcg_gen_mov_tl(cpu_pc, cpu_npc);
|
|
dc->pc = DYNAMIC_PC;
|
|
} else {
|
|
dc->pc = dc->npc;
|
|
}
|
|
}
|
|
|
|
static inline void gen_op_next_insn(void)
|
|
{
|
|
tcg_gen_mov_tl(cpu_pc, cpu_npc);
|
|
tcg_gen_addi_tl(cpu_npc, cpu_npc, 4);
|
|
}
|
|
|
|
static inline void gen_cond(TCGv r_dst, unsigned int cc, unsigned int cond,
|
|
DisasContext *dc)
|
|
{
|
|
TCGv_i32 r_src;
|
|
|
|
#ifdef TARGET_SPARC64
|
|
if (cc)
|
|
r_src = cpu_xcc;
|
|
else
|
|
r_src = cpu_psr;
|
|
#else
|
|
r_src = cpu_psr;
|
|
#endif
|
|
switch (dc->cc_op) {
|
|
case CC_OP_FLAGS:
|
|
break;
|
|
default:
|
|
gen_helper_compute_psr();
|
|
dc->cc_op = CC_OP_FLAGS;
|
|
break;
|
|
}
|
|
switch (cond) {
|
|
case 0x0:
|
|
gen_op_eval_bn(r_dst);
|
|
break;
|
|
case 0x1:
|
|
gen_op_eval_be(r_dst, r_src);
|
|
break;
|
|
case 0x2:
|
|
gen_op_eval_ble(r_dst, r_src);
|
|
break;
|
|
case 0x3:
|
|
gen_op_eval_bl(r_dst, r_src);
|
|
break;
|
|
case 0x4:
|
|
gen_op_eval_bleu(r_dst, r_src);
|
|
break;
|
|
case 0x5:
|
|
gen_op_eval_bcs(r_dst, r_src);
|
|
break;
|
|
case 0x6:
|
|
gen_op_eval_bneg(r_dst, r_src);
|
|
break;
|
|
case 0x7:
|
|
gen_op_eval_bvs(r_dst, r_src);
|
|
break;
|
|
case 0x8:
|
|
gen_op_eval_ba(r_dst);
|
|
break;
|
|
case 0x9:
|
|
gen_op_eval_bne(r_dst, r_src);
|
|
break;
|
|
case 0xa:
|
|
gen_op_eval_bg(r_dst, r_src);
|
|
break;
|
|
case 0xb:
|
|
gen_op_eval_bge(r_dst, r_src);
|
|
break;
|
|
case 0xc:
|
|
gen_op_eval_bgu(r_dst, r_src);
|
|
break;
|
|
case 0xd:
|
|
gen_op_eval_bcc(r_dst, r_src);
|
|
break;
|
|
case 0xe:
|
|
gen_op_eval_bpos(r_dst, r_src);
|
|
break;
|
|
case 0xf:
|
|
gen_op_eval_bvc(r_dst, r_src);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static inline void gen_fcond(TCGv r_dst, unsigned int cc, unsigned int cond)
|
|
{
|
|
unsigned int offset;
|
|
|
|
switch (cc) {
|
|
default:
|
|
case 0x0:
|
|
offset = 0;
|
|
break;
|
|
case 0x1:
|
|
offset = 32 - 10;
|
|
break;
|
|
case 0x2:
|
|
offset = 34 - 10;
|
|
break;
|
|
case 0x3:
|
|
offset = 36 - 10;
|
|
break;
|
|
}
|
|
|
|
switch (cond) {
|
|
case 0x0:
|
|
gen_op_eval_bn(r_dst);
|
|
break;
|
|
case 0x1:
|
|
gen_op_eval_fbne(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0x2:
|
|
gen_op_eval_fblg(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0x3:
|
|
gen_op_eval_fbul(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0x4:
|
|
gen_op_eval_fbl(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0x5:
|
|
gen_op_eval_fbug(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0x6:
|
|
gen_op_eval_fbg(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0x7:
|
|
gen_op_eval_fbu(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0x8:
|
|
gen_op_eval_ba(r_dst);
|
|
break;
|
|
case 0x9:
|
|
gen_op_eval_fbe(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0xa:
|
|
gen_op_eval_fbue(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0xb:
|
|
gen_op_eval_fbge(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0xc:
|
|
gen_op_eval_fbuge(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0xd:
|
|
gen_op_eval_fble(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0xe:
|
|
gen_op_eval_fbule(r_dst, cpu_fsr, offset);
|
|
break;
|
|
case 0xf:
|
|
gen_op_eval_fbo(r_dst, cpu_fsr, offset);
|
|
break;
|
|
}
|
|
}
|
|
|
|
#ifdef TARGET_SPARC64
|
|
// Inverted logic
|
|
static const int gen_tcg_cond_reg[8] = {
|
|
-1,
|
|
TCG_COND_NE,
|
|
TCG_COND_GT,
|
|
TCG_COND_GE,
|
|
-1,
|
|
TCG_COND_EQ,
|
|
TCG_COND_LE,
|
|
TCG_COND_LT,
|
|
};
|
|
|
|
static inline void gen_cond_reg(TCGv r_dst, int cond, TCGv r_src)
|
|
{
|
|
int l1;
|
|
|
|
l1 = gen_new_label();
|
|
tcg_gen_movi_tl(r_dst, 0);
|
|
tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], r_src, 0, l1);
|
|
tcg_gen_movi_tl(r_dst, 1);
|
|
gen_set_label(l1);
|
|
}
|
|
#endif
|
|
|
|
static void do_branch(DisasContext *dc, int32_t offset, uint32_t insn, int cc,
|
|
TCGv r_cond)
|
|
{
|
|
unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
|
|
target_ulong target = dc->pc + offset;
|
|
|
|
if (cond == 0x0) {
|
|
/* unconditional not taken */
|
|
if (a) {
|
|
dc->pc = dc->npc + 4;
|
|
dc->npc = dc->pc + 4;
|
|
} else {
|
|
dc->pc = dc->npc;
|
|
dc->npc = dc->pc + 4;
|
|
}
|
|
} else if (cond == 0x8) {
|
|
/* unconditional taken */
|
|
if (a) {
|
|
dc->pc = target;
|
|
dc->npc = dc->pc + 4;
|
|
} else {
|
|
dc->pc = dc->npc;
|
|
dc->npc = target;
|
|
tcg_gen_mov_tl(cpu_pc, cpu_npc);
|
|
}
|
|
} else {
|
|
flush_cond(dc, r_cond);
|
|
gen_cond(r_cond, cc, cond, dc);
|
|
if (a) {
|
|
gen_branch_a(dc, target, dc->npc, r_cond);
|
|
dc->is_br = 1;
|
|
} else {
|
|
dc->pc = dc->npc;
|
|
dc->jump_pc[0] = target;
|
|
if (unlikely(dc->npc == DYNAMIC_PC)) {
|
|
dc->jump_pc[1] = DYNAMIC_PC;
|
|
tcg_gen_addi_tl(cpu_pc, cpu_npc, 4);
|
|
} else {
|
|
dc->jump_pc[1] = dc->npc + 4;
|
|
dc->npc = JUMP_PC;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void do_fbranch(DisasContext *dc, int32_t offset, uint32_t insn, int cc,
|
|
TCGv r_cond)
|
|
{
|
|
unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
|
|
target_ulong target = dc->pc + offset;
|
|
|
|
if (cond == 0x0) {
|
|
/* unconditional not taken */
|
|
if (a) {
|
|
dc->pc = dc->npc + 4;
|
|
dc->npc = dc->pc + 4;
|
|
} else {
|
|
dc->pc = dc->npc;
|
|
dc->npc = dc->pc + 4;
|
|
}
|
|
} else if (cond == 0x8) {
|
|
/* unconditional taken */
|
|
if (a) {
|
|
dc->pc = target;
|
|
dc->npc = dc->pc + 4;
|
|
} else {
|
|
dc->pc = dc->npc;
|
|
dc->npc = target;
|
|
tcg_gen_mov_tl(cpu_pc, cpu_npc);
|
|
}
|
|
} else {
|
|
flush_cond(dc, r_cond);
|
|
gen_fcond(r_cond, cc, cond);
|
|
if (a) {
|
|
gen_branch_a(dc, target, dc->npc, r_cond);
|
|
dc->is_br = 1;
|
|
} else {
|
|
dc->pc = dc->npc;
|
|
dc->jump_pc[0] = target;
|
|
if (unlikely(dc->npc == DYNAMIC_PC)) {
|
|
dc->jump_pc[1] = DYNAMIC_PC;
|
|
tcg_gen_addi_tl(cpu_pc, cpu_npc, 4);
|
|
} else {
|
|
dc->jump_pc[1] = dc->npc + 4;
|
|
dc->npc = JUMP_PC;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef TARGET_SPARC64
|
|
static void do_branch_reg(DisasContext *dc, int32_t offset, uint32_t insn,
|
|
TCGv r_cond, TCGv r_reg)
|
|
{
|
|
unsigned int cond = GET_FIELD_SP(insn, 25, 27), a = (insn & (1 << 29));
|
|
target_ulong target = dc->pc + offset;
|
|
|
|
flush_cond(dc, r_cond);
|
|
gen_cond_reg(r_cond, cond, r_reg);
|
|
if (a) {
|
|
gen_branch_a(dc, target, dc->npc, r_cond);
|
|
dc->is_br = 1;
|
|
} else {
|
|
dc->pc = dc->npc;
|
|
dc->jump_pc[0] = target;
|
|
if (unlikely(dc->npc == DYNAMIC_PC)) {
|
|
dc->jump_pc[1] = DYNAMIC_PC;
|
|
tcg_gen_addi_tl(cpu_pc, cpu_npc, 4);
|
|
} else {
|
|
dc->jump_pc[1] = dc->npc + 4;
|
|
dc->npc = JUMP_PC;
|
|
}
|
|
}
|
|
}
|
|
|
|
static inline void gen_op_fcmps(int fccno, TCGv_i32 r_rs1, TCGv_i32 r_rs2)
|
|
{
|
|
switch (fccno) {
|
|
case 0:
|
|
gen_helper_fcmps(r_rs1, r_rs2);
|
|
break;
|
|
case 1:
|
|
gen_helper_fcmps_fcc1(r_rs1, r_rs2);
|
|
break;
|
|
case 2:
|
|
gen_helper_fcmps_fcc2(r_rs1, r_rs2);
|
|
break;
|
|
case 3:
|
|
gen_helper_fcmps_fcc3(r_rs1, r_rs2);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static inline void gen_op_fcmpd(int fccno)
|
|
{
|
|
switch (fccno) {
|
|
case 0:
|
|
gen_helper_fcmpd();
|
|
break;
|
|
case 1:
|
|
gen_helper_fcmpd_fcc1();
|
|
break;
|
|
case 2:
|
|
gen_helper_fcmpd_fcc2();
|
|
break;
|
|
case 3:
|
|
gen_helper_fcmpd_fcc3();
|
|
break;
|
|
}
|
|
}
|
|
|
|
static inline void gen_op_fcmpq(int fccno)
|
|
{
|
|
switch (fccno) {
|
|
case 0:
|
|
gen_helper_fcmpq();
|
|
break;
|
|
case 1:
|
|
gen_helper_fcmpq_fcc1();
|
|
break;
|
|
case 2:
|
|
gen_helper_fcmpq_fcc2();
|
|
break;
|
|
case 3:
|
|
gen_helper_fcmpq_fcc3();
|
|
break;
|
|
}
|
|
}
|
|
|
|
static inline void gen_op_fcmpes(int fccno, TCGv_i32 r_rs1, TCGv_i32 r_rs2)
|
|
{
|
|
switch (fccno) {
|
|
case 0:
|
|
gen_helper_fcmpes(r_rs1, r_rs2);
|
|
break;
|
|
case 1:
|
|
gen_helper_fcmpes_fcc1(r_rs1, r_rs2);
|
|
break;
|
|
case 2:
|
|
gen_helper_fcmpes_fcc2(r_rs1, r_rs2);
|
|
break;
|
|
case 3:
|
|
gen_helper_fcmpes_fcc3(r_rs1, r_rs2);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static inline void gen_op_fcmped(int fccno)
|
|
{
|
|
switch (fccno) {
|
|
case 0:
|
|
gen_helper_fcmped();
|
|
break;
|
|
case 1:
|
|
gen_helper_fcmped_fcc1();
|
|
break;
|
|
case 2:
|
|
gen_helper_fcmped_fcc2();
|
|
break;
|
|
case 3:
|
|
gen_helper_fcmped_fcc3();
|
|
break;
|
|
}
|
|
}
|
|
|
|
static inline void gen_op_fcmpeq(int fccno)
|
|
{
|
|
switch (fccno) {
|
|
case 0:
|
|
gen_helper_fcmpeq();
|
|
break;
|
|
case 1:
|
|
gen_helper_fcmpeq_fcc1();
|
|
break;
|
|
case 2:
|
|
gen_helper_fcmpeq_fcc2();
|
|
break;
|
|
case 3:
|
|
gen_helper_fcmpeq_fcc3();
|
|
break;
|
|
}
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void gen_op_fcmps(int fccno, TCGv r_rs1, TCGv r_rs2)
|
|
{
|
|
gen_helper_fcmps(r_rs1, r_rs2);
|
|
}
|
|
|
|
static inline void gen_op_fcmpd(int fccno)
|
|
{
|
|
gen_helper_fcmpd();
|
|
}
|
|
|
|
static inline void gen_op_fcmpq(int fccno)
|
|
{
|
|
gen_helper_fcmpq();
|
|
}
|
|
|
|
static inline void gen_op_fcmpes(int fccno, TCGv r_rs1, TCGv r_rs2)
|
|
{
|
|
gen_helper_fcmpes(r_rs1, r_rs2);
|
|
}
|
|
|
|
static inline void gen_op_fcmped(int fccno)
|
|
{
|
|
gen_helper_fcmped();
|
|
}
|
|
|
|
static inline void gen_op_fcmpeq(int fccno)
|
|
{
|
|
gen_helper_fcmpeq();
|
|
}
|
|
#endif
|
|
|
|
static inline void gen_op_fpexception_im(int fsr_flags)
|
|
{
|
|
TCGv_i32 r_const;
|
|
|
|
tcg_gen_andi_tl(cpu_fsr, cpu_fsr, FSR_FTT_NMASK);
|
|
tcg_gen_ori_tl(cpu_fsr, cpu_fsr, fsr_flags);
|
|
r_const = tcg_const_i32(TT_FP_EXCP);
|
|
gen_helper_raise_exception(r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
}
|
|
|
|
static int gen_trap_ifnofpu(DisasContext *dc, TCGv r_cond)
|
|
{
|
|
#if !defined(CONFIG_USER_ONLY)
|
|
if (!dc->fpu_enabled) {
|
|
TCGv_i32 r_const;
|
|
|
|
save_state(dc, r_cond);
|
|
r_const = tcg_const_i32(TT_NFPU_INSN);
|
|
gen_helper_raise_exception(r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
dc->is_br = 1;
|
|
return 1;
|
|
}
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
static inline void gen_update_fprs_dirty(int rd)
|
|
{
|
|
#if defined(TARGET_SPARC64)
|
|
tcg_gen_ori_i32(cpu_fprs, cpu_fprs, (rd < 32) ? 1 : 2);
|
|
#endif
|
|
}
|
|
|
|
static inline void gen_op_clear_ieee_excp_and_FTT(void)
|
|
{
|
|
tcg_gen_andi_tl(cpu_fsr, cpu_fsr, FSR_FTT_CEXC_NMASK);
|
|
}
|
|
|
|
static inline void gen_clear_float_exceptions(void)
|
|
{
|
|
gen_helper_clear_float_exceptions();
|
|
}
|
|
|
|
/* asi moves */
|
|
#ifdef TARGET_SPARC64
|
|
static inline TCGv_i32 gen_get_asi(int insn, TCGv r_addr)
|
|
{
|
|
int asi;
|
|
TCGv_i32 r_asi;
|
|
|
|
if (IS_IMM) {
|
|
r_asi = tcg_temp_new_i32();
|
|
tcg_gen_mov_i32(r_asi, cpu_asi);
|
|
} else {
|
|
asi = GET_FIELD(insn, 19, 26);
|
|
r_asi = tcg_const_i32(asi);
|
|
}
|
|
return r_asi;
|
|
}
|
|
|
|
static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
|
|
int sign)
|
|
{
|
|
TCGv_i32 r_asi, r_size, r_sign;
|
|
|
|
r_asi = gen_get_asi(insn, addr);
|
|
r_size = tcg_const_i32(size);
|
|
r_sign = tcg_const_i32(sign);
|
|
gen_helper_ld_asi(dst, addr, r_asi, r_size, r_sign);
|
|
tcg_temp_free_i32(r_sign);
|
|
tcg_temp_free_i32(r_size);
|
|
tcg_temp_free_i32(r_asi);
|
|
}
|
|
|
|
static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
|
|
{
|
|
TCGv_i32 r_asi, r_size;
|
|
|
|
r_asi = gen_get_asi(insn, addr);
|
|
r_size = tcg_const_i32(size);
|
|
gen_helper_st_asi(addr, src, r_asi, r_size);
|
|
tcg_temp_free_i32(r_size);
|
|
tcg_temp_free_i32(r_asi);
|
|
}
|
|
|
|
static inline void gen_ldf_asi(TCGv addr, int insn, int size, int rd)
|
|
{
|
|
TCGv_i32 r_asi, r_size, r_rd;
|
|
|
|
r_asi = gen_get_asi(insn, addr);
|
|
r_size = tcg_const_i32(size);
|
|
r_rd = tcg_const_i32(rd);
|
|
gen_helper_ldf_asi(addr, r_asi, r_size, r_rd);
|
|
tcg_temp_free_i32(r_rd);
|
|
tcg_temp_free_i32(r_size);
|
|
tcg_temp_free_i32(r_asi);
|
|
}
|
|
|
|
static inline void gen_stf_asi(TCGv addr, int insn, int size, int rd)
|
|
{
|
|
TCGv_i32 r_asi, r_size, r_rd;
|
|
|
|
r_asi = gen_get_asi(insn, addr);
|
|
r_size = tcg_const_i32(size);
|
|
r_rd = tcg_const_i32(rd);
|
|
gen_helper_stf_asi(addr, r_asi, r_size, r_rd);
|
|
tcg_temp_free_i32(r_rd);
|
|
tcg_temp_free_i32(r_size);
|
|
tcg_temp_free_i32(r_asi);
|
|
}
|
|
|
|
static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn)
|
|
{
|
|
TCGv_i32 r_asi, r_size, r_sign;
|
|
|
|
r_asi = gen_get_asi(insn, addr);
|
|
r_size = tcg_const_i32(4);
|
|
r_sign = tcg_const_i32(0);
|
|
gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
|
|
tcg_temp_free_i32(r_sign);
|
|
gen_helper_st_asi(addr, dst, r_asi, r_size);
|
|
tcg_temp_free_i32(r_size);
|
|
tcg_temp_free_i32(r_asi);
|
|
tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
|
|
}
|
|
|
|
static inline void gen_ldda_asi(TCGv hi, TCGv addr, int insn, int rd)
|
|
{
|
|
TCGv_i32 r_asi, r_rd;
|
|
|
|
r_asi = gen_get_asi(insn, addr);
|
|
r_rd = tcg_const_i32(rd);
|
|
gen_helper_ldda_asi(addr, r_asi, r_rd);
|
|
tcg_temp_free_i32(r_rd);
|
|
tcg_temp_free_i32(r_asi);
|
|
}
|
|
|
|
static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd)
|
|
{
|
|
TCGv_i32 r_asi, r_size;
|
|
|
|
gen_movl_reg_TN(rd + 1, cpu_tmp0);
|
|
tcg_gen_concat_tl_i64(cpu_tmp64, cpu_tmp0, hi);
|
|
r_asi = gen_get_asi(insn, addr);
|
|
r_size = tcg_const_i32(8);
|
|
gen_helper_st_asi(addr, cpu_tmp64, r_asi, r_size);
|
|
tcg_temp_free_i32(r_size);
|
|
tcg_temp_free_i32(r_asi);
|
|
}
|
|
|
|
static inline void gen_cas_asi(TCGv dst, TCGv addr, TCGv val2, int insn,
|
|
int rd)
|
|
{
|
|
TCGv r_val1;
|
|
TCGv_i32 r_asi;
|
|
|
|
r_val1 = tcg_temp_new();
|
|
gen_movl_reg_TN(rd, r_val1);
|
|
r_asi = gen_get_asi(insn, addr);
|
|
gen_helper_cas_asi(dst, addr, r_val1, val2, r_asi);
|
|
tcg_temp_free_i32(r_asi);
|
|
tcg_temp_free(r_val1);
|
|
}
|
|
|
|
static inline void gen_casx_asi(TCGv dst, TCGv addr, TCGv val2, int insn,
|
|
int rd)
|
|
{
|
|
TCGv_i32 r_asi;
|
|
|
|
gen_movl_reg_TN(rd, cpu_tmp64);
|
|
r_asi = gen_get_asi(insn, addr);
|
|
gen_helper_casx_asi(dst, addr, cpu_tmp64, val2, r_asi);
|
|
tcg_temp_free_i32(r_asi);
|
|
}
|
|
|
|
#elif !defined(CONFIG_USER_ONLY)
|
|
|
|
static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
|
|
int sign)
|
|
{
|
|
TCGv_i32 r_asi, r_size, r_sign;
|
|
|
|
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
|
|
r_size = tcg_const_i32(size);
|
|
r_sign = tcg_const_i32(sign);
|
|
gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
|
|
tcg_temp_free(r_sign);
|
|
tcg_temp_free(r_size);
|
|
tcg_temp_free(r_asi);
|
|
tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
|
|
}
|
|
|
|
static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
|
|
{
|
|
TCGv_i32 r_asi, r_size;
|
|
|
|
tcg_gen_extu_tl_i64(cpu_tmp64, src);
|
|
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
|
|
r_size = tcg_const_i32(size);
|
|
gen_helper_st_asi(addr, cpu_tmp64, r_asi, r_size);
|
|
tcg_temp_free(r_size);
|
|
tcg_temp_free(r_asi);
|
|
}
|
|
|
|
static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn)
|
|
{
|
|
TCGv_i32 r_asi, r_size, r_sign;
|
|
TCGv_i64 r_val;
|
|
|
|
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
|
|
r_size = tcg_const_i32(4);
|
|
r_sign = tcg_const_i32(0);
|
|
gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
|
|
tcg_temp_free(r_sign);
|
|
r_val = tcg_temp_new_i64();
|
|
tcg_gen_extu_tl_i64(r_val, dst);
|
|
gen_helper_st_asi(addr, r_val, r_asi, r_size);
|
|
tcg_temp_free_i64(r_val);
|
|
tcg_temp_free(r_size);
|
|
tcg_temp_free(r_asi);
|
|
tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
|
|
}
|
|
|
|
static inline void gen_ldda_asi(TCGv hi, TCGv addr, int insn, int rd)
|
|
{
|
|
TCGv_i32 r_asi, r_size, r_sign;
|
|
|
|
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
|
|
r_size = tcg_const_i32(8);
|
|
r_sign = tcg_const_i32(0);
|
|
gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
|
|
tcg_temp_free(r_sign);
|
|
tcg_temp_free(r_size);
|
|
tcg_temp_free(r_asi);
|
|
tcg_gen_trunc_i64_tl(cpu_tmp0, cpu_tmp64);
|
|
gen_movl_TN_reg(rd + 1, cpu_tmp0);
|
|
tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
|
|
tcg_gen_trunc_i64_tl(hi, cpu_tmp64);
|
|
gen_movl_TN_reg(rd, hi);
|
|
}
|
|
|
|
static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd)
|
|
{
|
|
TCGv_i32 r_asi, r_size;
|
|
|
|
gen_movl_reg_TN(rd + 1, cpu_tmp0);
|
|
tcg_gen_concat_tl_i64(cpu_tmp64, cpu_tmp0, hi);
|
|
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
|
|
r_size = tcg_const_i32(8);
|
|
gen_helper_st_asi(addr, cpu_tmp64, r_asi, r_size);
|
|
tcg_temp_free(r_size);
|
|
tcg_temp_free(r_asi);
|
|
}
|
|
#endif
|
|
|
|
#if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
|
|
static inline void gen_ldstub_asi(TCGv dst, TCGv addr, int insn)
|
|
{
|
|
TCGv_i64 r_val;
|
|
TCGv_i32 r_asi, r_size;
|
|
|
|
gen_ld_asi(dst, addr, insn, 1, 0);
|
|
|
|
r_val = tcg_const_i64(0xffULL);
|
|
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
|
|
r_size = tcg_const_i32(1);
|
|
gen_helper_st_asi(addr, r_val, r_asi, r_size);
|
|
tcg_temp_free_i32(r_size);
|
|
tcg_temp_free_i32(r_asi);
|
|
tcg_temp_free_i64(r_val);
|
|
}
|
|
#endif
|
|
|
|
static inline TCGv get_src1(unsigned int insn, TCGv def)
|
|
{
|
|
TCGv r_rs1 = def;
|
|
unsigned int rs1;
|
|
|
|
rs1 = GET_FIELD(insn, 13, 17);
|
|
if (rs1 == 0) {
|
|
tcg_gen_movi_tl(def, 0);
|
|
} else if (rs1 < 8) {
|
|
r_rs1 = cpu_gregs[rs1];
|
|
} else {
|
|
tcg_gen_ld_tl(def, cpu_regwptr, (rs1 - 8) * sizeof(target_ulong));
|
|
}
|
|
return r_rs1;
|
|
}
|
|
|
|
static inline TCGv get_src2(unsigned int insn, TCGv def)
|
|
{
|
|
TCGv r_rs2 = def;
|
|
|
|
if (IS_IMM) { /* immediate */
|
|
target_long simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_movi_tl(def, simm);
|
|
} else { /* register */
|
|
unsigned int rs2 = GET_FIELD(insn, 27, 31);
|
|
if (rs2 == 0) {
|
|
tcg_gen_movi_tl(def, 0);
|
|
} else if (rs2 < 8) {
|
|
r_rs2 = cpu_gregs[rs2];
|
|
} else {
|
|
tcg_gen_ld_tl(def, cpu_regwptr, (rs2 - 8) * sizeof(target_ulong));
|
|
}
|
|
}
|
|
return r_rs2;
|
|
}
|
|
|
|
#ifdef TARGET_SPARC64
|
|
static inline void gen_load_trap_state_at_tl(TCGv_ptr r_tsptr, TCGv_ptr cpu_env)
|
|
{
|
|
TCGv_i32 r_tl = tcg_temp_new_i32();
|
|
|
|
/* load env->tl into r_tl */
|
|
tcg_gen_ld_i32(r_tl, cpu_env, offsetof(CPUSPARCState, tl));
|
|
|
|
/* tl = [0 ... MAXTL_MASK] where MAXTL_MASK must be power of 2 */
|
|
tcg_gen_andi_i32(r_tl, r_tl, MAXTL_MASK);
|
|
|
|
/* calculate offset to current trap state from env->ts, reuse r_tl */
|
|
tcg_gen_muli_i32(r_tl, r_tl, sizeof (trap_state));
|
|
tcg_gen_addi_ptr(r_tsptr, cpu_env, offsetof(CPUState, ts));
|
|
|
|
/* tsptr = env->ts[env->tl & MAXTL_MASK] */
|
|
{
|
|
TCGv_ptr r_tl_tmp = tcg_temp_new_ptr();
|
|
tcg_gen_ext_i32_ptr(r_tl_tmp, r_tl);
|
|
tcg_gen_add_ptr(r_tsptr, r_tsptr, r_tl_tmp);
|
|
tcg_temp_free_ptr(r_tl_tmp);
|
|
}
|
|
|
|
tcg_temp_free_i32(r_tl);
|
|
}
|
|
#endif
|
|
|
|
#define CHECK_IU_FEATURE(dc, FEATURE) \
|
|
if (!((dc)->def->features & CPU_FEATURE_ ## FEATURE)) \
|
|
goto illegal_insn;
|
|
#define CHECK_FPU_FEATURE(dc, FEATURE) \
|
|
if (!((dc)->def->features & CPU_FEATURE_ ## FEATURE)) \
|
|
goto nfpu_insn;
|
|
|
|
/* before an instruction, dc->pc must be static */
|
|
static void disas_sparc_insn(DisasContext * dc)
|
|
{
|
|
unsigned int insn, opc, rs1, rs2, rd;
|
|
TCGv cpu_src1, cpu_src2, cpu_tmp1, cpu_tmp2;
|
|
target_long simm;
|
|
|
|
if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP)))
|
|
tcg_gen_debug_insn_start(dc->pc);
|
|
insn = ldl_code(dc->pc);
|
|
opc = GET_FIELD(insn, 0, 1);
|
|
|
|
rd = GET_FIELD(insn, 2, 6);
|
|
|
|
cpu_tmp1 = cpu_src1 = tcg_temp_new();
|
|
cpu_tmp2 = cpu_src2 = tcg_temp_new();
|
|
|
|
switch (opc) {
|
|
case 0: /* branches/sethi */
|
|
{
|
|
unsigned int xop = GET_FIELD(insn, 7, 9);
|
|
int32_t target;
|
|
switch (xop) {
|
|
#ifdef TARGET_SPARC64
|
|
case 0x1: /* V9 BPcc */
|
|
{
|
|
int cc;
|
|
|
|
target = GET_FIELD_SP(insn, 0, 18);
|
|
target = sign_extend(target, 19);
|
|
target <<= 2;
|
|
cc = GET_FIELD_SP(insn, 20, 21);
|
|
if (cc == 0)
|
|
do_branch(dc, target, insn, 0, cpu_cond);
|
|
else if (cc == 2)
|
|
do_branch(dc, target, insn, 1, cpu_cond);
|
|
else
|
|
goto illegal_insn;
|
|
goto jmp_insn;
|
|
}
|
|
case 0x3: /* V9 BPr */
|
|
{
|
|
target = GET_FIELD_SP(insn, 0, 13) |
|
|
(GET_FIELD_SP(insn, 20, 21) << 14);
|
|
target = sign_extend(target, 16);
|
|
target <<= 2;
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
do_branch_reg(dc, target, insn, cpu_cond, cpu_src1);
|
|
goto jmp_insn;
|
|
}
|
|
case 0x5: /* V9 FBPcc */
|
|
{
|
|
int cc = GET_FIELD_SP(insn, 20, 21);
|
|
if (gen_trap_ifnofpu(dc, cpu_cond))
|
|
goto jmp_insn;
|
|
target = GET_FIELD_SP(insn, 0, 18);
|
|
target = sign_extend(target, 19);
|
|
target <<= 2;
|
|
do_fbranch(dc, target, insn, cc, cpu_cond);
|
|
goto jmp_insn;
|
|
}
|
|
#else
|
|
case 0x7: /* CBN+x */
|
|
{
|
|
goto ncp_insn;
|
|
}
|
|
#endif
|
|
case 0x2: /* BN+x */
|
|
{
|
|
target = GET_FIELD(insn, 10, 31);
|
|
target = sign_extend(target, 22);
|
|
target <<= 2;
|
|
do_branch(dc, target, insn, 0, cpu_cond);
|
|
goto jmp_insn;
|
|
}
|
|
case 0x6: /* FBN+x */
|
|
{
|
|
if (gen_trap_ifnofpu(dc, cpu_cond))
|
|
goto jmp_insn;
|
|
target = GET_FIELD(insn, 10, 31);
|
|
target = sign_extend(target, 22);
|
|
target <<= 2;
|
|
do_fbranch(dc, target, insn, 0, cpu_cond);
|
|
goto jmp_insn;
|
|
}
|
|
case 0x4: /* SETHI */
|
|
if (rd) { // nop
|
|
uint32_t value = GET_FIELD(insn, 10, 31);
|
|
TCGv r_const;
|
|
|
|
r_const = tcg_const_tl(value << 10);
|
|
gen_movl_TN_reg(rd, r_const);
|
|
tcg_temp_free(r_const);
|
|
}
|
|
break;
|
|
case 0x0: /* UNIMPL */
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
break;
|
|
}
|
|
break;
|
|
case 1: /*CALL*/
|
|
{
|
|
target_long target = GET_FIELDs(insn, 2, 31) << 2;
|
|
TCGv r_const;
|
|
|
|
r_const = tcg_const_tl(dc->pc);
|
|
gen_movl_TN_reg(15, r_const);
|
|
tcg_temp_free(r_const);
|
|
target += dc->pc;
|
|
gen_mov_pc_npc(dc, cpu_cond);
|
|
dc->npc = target;
|
|
}
|
|
goto jmp_insn;
|
|
case 2: /* FPU & Logical Operations */
|
|
{
|
|
unsigned int xop = GET_FIELD(insn, 7, 12);
|
|
if (xop == 0x3a) { /* generate trap */
|
|
int cond;
|
|
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
if (IS_IMM) {
|
|
rs2 = GET_FIELD(insn, 25, 31);
|
|
tcg_gen_addi_tl(cpu_dst, cpu_src1, rs2);
|
|
} else {
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
if (rs2 != 0) {
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
} else
|
|
tcg_gen_mov_tl(cpu_dst, cpu_src1);
|
|
}
|
|
|
|
cond = GET_FIELD(insn, 3, 6);
|
|
if (cond == 0x8) { /* Trap Always */
|
|
save_state(dc, cpu_cond);
|
|
if ((dc->def->features & CPU_FEATURE_HYPV) &&
|
|
supervisor(dc))
|
|
tcg_gen_andi_tl(cpu_dst, cpu_dst, UA2005_HTRAP_MASK);
|
|
else
|
|
tcg_gen_andi_tl(cpu_dst, cpu_dst, V8_TRAP_MASK);
|
|
tcg_gen_addi_tl(cpu_dst, cpu_dst, TT_TRAP);
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
|
|
|
|
if (rs2 == 0 &&
|
|
dc->def->features & CPU_FEATURE_TA0_SHUTDOWN) {
|
|
|
|
gen_helper_shutdown();
|
|
|
|
} else {
|
|
gen_helper_raise_exception(cpu_tmp32);
|
|
}
|
|
} else if (cond != 0) {
|
|
TCGv r_cond = tcg_temp_new();
|
|
int l1;
|
|
#ifdef TARGET_SPARC64
|
|
/* V9 icc/xcc */
|
|
int cc = GET_FIELD_SP(insn, 11, 12);
|
|
|
|
save_state(dc, cpu_cond);
|
|
if (cc == 0)
|
|
gen_cond(r_cond, 0, cond, dc);
|
|
else if (cc == 2)
|
|
gen_cond(r_cond, 1, cond, dc);
|
|
else
|
|
goto illegal_insn;
|
|
#else
|
|
save_state(dc, cpu_cond);
|
|
gen_cond(r_cond, 0, cond, dc);
|
|
#endif
|
|
l1 = gen_new_label();
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
|
|
|
|
if ((dc->def->features & CPU_FEATURE_HYPV) &&
|
|
supervisor(dc))
|
|
tcg_gen_andi_tl(cpu_dst, cpu_dst, UA2005_HTRAP_MASK);
|
|
else
|
|
tcg_gen_andi_tl(cpu_dst, cpu_dst, V8_TRAP_MASK);
|
|
tcg_gen_addi_tl(cpu_dst, cpu_dst, TT_TRAP);
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
|
|
gen_helper_raise_exception(cpu_tmp32);
|
|
|
|
gen_set_label(l1);
|
|
tcg_temp_free(r_cond);
|
|
}
|
|
gen_op_next_insn();
|
|
tcg_gen_exit_tb(0);
|
|
dc->is_br = 1;
|
|
goto jmp_insn;
|
|
} else if (xop == 0x28) {
|
|
rs1 = GET_FIELD(insn, 13, 17);
|
|
switch(rs1) {
|
|
case 0: /* rdy */
|
|
#ifndef TARGET_SPARC64
|
|
case 0x01 ... 0x0e: /* undefined in the SPARCv8
|
|
manual, rdy on the microSPARC
|
|
II */
|
|
case 0x0f: /* stbar in the SPARCv8 manual,
|
|
rdy on the microSPARC II */
|
|
case 0x10 ... 0x1f: /* implementation-dependent in the
|
|
SPARCv8 manual, rdy on the
|
|
microSPARC II */
|
|
/* Read Asr17 */
|
|
if (rs1 == 0x11 && dc->def->features & CPU_FEATURE_ASR17) {
|
|
TCGv r_const;
|
|
|
|
/* Read Asr17 for a Leon3 monoprocessor */
|
|
r_const = tcg_const_tl((1 << 8)
|
|
| (dc->def->nwindows - 1));
|
|
gen_movl_TN_reg(rd, r_const);
|
|
tcg_temp_free(r_const);
|
|
break;
|
|
}
|
|
#endif
|
|
gen_movl_TN_reg(rd, cpu_y);
|
|
break;
|
|
#ifdef TARGET_SPARC64
|
|
case 0x2: /* V9 rdccr */
|
|
gen_helper_compute_psr();
|
|
gen_helper_rdccr(cpu_dst);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x3: /* V9 rdasi */
|
|
tcg_gen_ext_i32_tl(cpu_dst, cpu_asi);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x4: /* V9 rdtick */
|
|
{
|
|
TCGv_ptr r_tickptr;
|
|
|
|
r_tickptr = tcg_temp_new_ptr();
|
|
tcg_gen_ld_ptr(r_tickptr, cpu_env,
|
|
offsetof(CPUState, tick));
|
|
gen_helper_tick_get_count(cpu_dst, r_tickptr);
|
|
tcg_temp_free_ptr(r_tickptr);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
}
|
|
break;
|
|
case 0x5: /* V9 rdpc */
|
|
{
|
|
TCGv r_const;
|
|
|
|
r_const = tcg_const_tl(dc->pc);
|
|
gen_movl_TN_reg(rd, r_const);
|
|
tcg_temp_free(r_const);
|
|
}
|
|
break;
|
|
case 0x6: /* V9 rdfprs */
|
|
tcg_gen_ext_i32_tl(cpu_dst, cpu_fprs);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0xf: /* V9 membar */
|
|
break; /* no effect */
|
|
case 0x13: /* Graphics Status */
|
|
if (gen_trap_ifnofpu(dc, cpu_cond))
|
|
goto jmp_insn;
|
|
gen_movl_TN_reg(rd, cpu_gsr);
|
|
break;
|
|
case 0x16: /* Softint */
|
|
tcg_gen_ext_i32_tl(cpu_dst, cpu_softint);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x17: /* Tick compare */
|
|
gen_movl_TN_reg(rd, cpu_tick_cmpr);
|
|
break;
|
|
case 0x18: /* System tick */
|
|
{
|
|
TCGv_ptr r_tickptr;
|
|
|
|
r_tickptr = tcg_temp_new_ptr();
|
|
tcg_gen_ld_ptr(r_tickptr, cpu_env,
|
|
offsetof(CPUState, stick));
|
|
gen_helper_tick_get_count(cpu_dst, r_tickptr);
|
|
tcg_temp_free_ptr(r_tickptr);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
}
|
|
break;
|
|
case 0x19: /* System tick compare */
|
|
gen_movl_TN_reg(rd, cpu_stick_cmpr);
|
|
break;
|
|
case 0x10: /* Performance Control */
|
|
case 0x11: /* Performance Instrumentation Counter */
|
|
case 0x12: /* Dispatch Control */
|
|
case 0x14: /* Softint set, WO */
|
|
case 0x15: /* Softint clear, WO */
|
|
#endif
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
#if !defined(CONFIG_USER_ONLY)
|
|
} else if (xop == 0x29) { /* rdpsr / UA2005 rdhpr */
|
|
#ifndef TARGET_SPARC64
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
gen_helper_compute_psr();
|
|
dc->cc_op = CC_OP_FLAGS;
|
|
gen_helper_rdpsr(cpu_dst);
|
|
#else
|
|
CHECK_IU_FEATURE(dc, HYPV);
|
|
if (!hypervisor(dc))
|
|
goto priv_insn;
|
|
rs1 = GET_FIELD(insn, 13, 17);
|
|
switch (rs1) {
|
|
case 0: // hpstate
|
|
// gen_op_rdhpstate();
|
|
break;
|
|
case 1: // htstate
|
|
// gen_op_rdhtstate();
|
|
break;
|
|
case 3: // hintp
|
|
tcg_gen_mov_tl(cpu_dst, cpu_hintp);
|
|
break;
|
|
case 5: // htba
|
|
tcg_gen_mov_tl(cpu_dst, cpu_htba);
|
|
break;
|
|
case 6: // hver
|
|
tcg_gen_mov_tl(cpu_dst, cpu_hver);
|
|
break;
|
|
case 31: // hstick_cmpr
|
|
tcg_gen_mov_tl(cpu_dst, cpu_hstick_cmpr);
|
|
break;
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
#endif
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
} else if (xop == 0x2a) { /* rdwim / V9 rdpr */
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#ifdef TARGET_SPARC64
|
|
rs1 = GET_FIELD(insn, 13, 17);
|
|
switch (rs1) {
|
|
case 0: // tpc
|
|
{
|
|
TCGv_ptr r_tsptr;
|
|
|
|
r_tsptr = tcg_temp_new_ptr();
|
|
gen_load_trap_state_at_tl(r_tsptr, cpu_env);
|
|
tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
|
|
offsetof(trap_state, tpc));
|
|
tcg_temp_free_ptr(r_tsptr);
|
|
}
|
|
break;
|
|
case 1: // tnpc
|
|
{
|
|
TCGv_ptr r_tsptr;
|
|
|
|
r_tsptr = tcg_temp_new_ptr();
|
|
gen_load_trap_state_at_tl(r_tsptr, cpu_env);
|
|
tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
|
|
offsetof(trap_state, tnpc));
|
|
tcg_temp_free_ptr(r_tsptr);
|
|
}
|
|
break;
|
|
case 2: // tstate
|
|
{
|
|
TCGv_ptr r_tsptr;
|
|
|
|
r_tsptr = tcg_temp_new_ptr();
|
|
gen_load_trap_state_at_tl(r_tsptr, cpu_env);
|
|
tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
|
|
offsetof(trap_state, tstate));
|
|
tcg_temp_free_ptr(r_tsptr);
|
|
}
|
|
break;
|
|
case 3: // tt
|
|
{
|
|
TCGv_ptr r_tsptr;
|
|
|
|
r_tsptr = tcg_temp_new_ptr();
|
|
gen_load_trap_state_at_tl(r_tsptr, cpu_env);
|
|
tcg_gen_ld_i32(cpu_tmp32, r_tsptr,
|
|
offsetof(trap_state, tt));
|
|
tcg_temp_free_ptr(r_tsptr);
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
|
|
}
|
|
break;
|
|
case 4: // tick
|
|
{
|
|
TCGv_ptr r_tickptr;
|
|
|
|
r_tickptr = tcg_temp_new_ptr();
|
|
tcg_gen_ld_ptr(r_tickptr, cpu_env,
|
|
offsetof(CPUState, tick));
|
|
gen_helper_tick_get_count(cpu_tmp0, r_tickptr);
|
|
gen_movl_TN_reg(rd, cpu_tmp0);
|
|
tcg_temp_free_ptr(r_tickptr);
|
|
}
|
|
break;
|
|
case 5: // tba
|
|
tcg_gen_mov_tl(cpu_tmp0, cpu_tbr);
|
|
break;
|
|
case 6: // pstate
|
|
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState, pstate));
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
|
|
break;
|
|
case 7: // tl
|
|
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState, tl));
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
|
|
break;
|
|
case 8: // pil
|
|
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState, psrpil));
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
|
|
break;
|
|
case 9: // cwp
|
|
gen_helper_rdcwp(cpu_tmp0);
|
|
break;
|
|
case 10: // cansave
|
|
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState, cansave));
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
|
|
break;
|
|
case 11: // canrestore
|
|
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState, canrestore));
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
|
|
break;
|
|
case 12: // cleanwin
|
|
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState, cleanwin));
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
|
|
break;
|
|
case 13: // otherwin
|
|
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState, otherwin));
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
|
|
break;
|
|
case 14: // wstate
|
|
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState, wstate));
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
|
|
break;
|
|
case 16: // UA2005 gl
|
|
CHECK_IU_FEATURE(dc, GL);
|
|
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState, gl));
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
|
|
break;
|
|
case 26: // UA2005 strand status
|
|
CHECK_IU_FEATURE(dc, HYPV);
|
|
if (!hypervisor(dc))
|
|
goto priv_insn;
|
|
tcg_gen_mov_tl(cpu_tmp0, cpu_ssr);
|
|
break;
|
|
case 31: // ver
|
|
tcg_gen_mov_tl(cpu_tmp0, cpu_ver);
|
|
break;
|
|
case 15: // fq
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
#else
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_wim);
|
|
#endif
|
|
gen_movl_TN_reg(rd, cpu_tmp0);
|
|
break;
|
|
} else if (xop == 0x2b) { /* rdtbr / V9 flushw */
|
|
#ifdef TARGET_SPARC64
|
|
save_state(dc, cpu_cond);
|
|
gen_helper_flushw();
|
|
#else
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
gen_movl_TN_reg(rd, cpu_tbr);
|
|
#endif
|
|
break;
|
|
#endif
|
|
} else if (xop == 0x34) { /* FPU Operations */
|
|
if (gen_trap_ifnofpu(dc, cpu_cond))
|
|
goto jmp_insn;
|
|
gen_op_clear_ieee_excp_and_FTT();
|
|
rs1 = GET_FIELD(insn, 13, 17);
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
xop = GET_FIELD(insn, 18, 26);
|
|
save_state(dc, cpu_cond);
|
|
switch (xop) {
|
|
case 0x1: /* fmovs */
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x5: /* fnegs */
|
|
gen_helper_fnegs(cpu_fpr[rd], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x9: /* fabss */
|
|
gen_helper_fabss(cpu_fpr[rd], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x29: /* fsqrts */
|
|
CHECK_FPU_FEATURE(dc, FSQRT);
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fsqrts(cpu_tmp32, cpu_fpr[rs2]);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x2a: /* fsqrtd */
|
|
CHECK_FPU_FEATURE(dc, FSQRT);
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fsqrtd();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x2b: /* fsqrtq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fsqrtq();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0x41: /* fadds */
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fadds(cpu_tmp32, cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x42: /* faddd */
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_faddd();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x43: /* faddq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT0(QFPREG(rs1));
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_faddq();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0x45: /* fsubs */
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fsubs(cpu_tmp32, cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x46: /* fsubd */
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fsubd();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x47: /* fsubq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT0(QFPREG(rs1));
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fsubq();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0x49: /* fmuls */
|
|
CHECK_FPU_FEATURE(dc, FMUL);
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fmuls(cpu_tmp32, cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x4a: /* fmuld */
|
|
CHECK_FPU_FEATURE(dc, FMUL);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fmuld();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x4b: /* fmulq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
CHECK_FPU_FEATURE(dc, FMUL);
|
|
gen_op_load_fpr_QT0(QFPREG(rs1));
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fmulq();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0x4d: /* fdivs */
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fdivs(cpu_tmp32, cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x4e: /* fdivd */
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fdivd();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x4f: /* fdivq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT0(QFPREG(rs1));
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fdivq();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0x69: /* fsmuld */
|
|
CHECK_FPU_FEATURE(dc, FSMULD);
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fsmuld(cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x6e: /* fdmulq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fdmulq();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0xc4: /* fitos */
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fitos(cpu_tmp32, cpu_fpr[rs2]);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0xc6: /* fdtos */
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fdtos(cpu_tmp32);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0xc7: /* fqtos */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fqtos(cpu_tmp32);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0xc8: /* fitod */
|
|
gen_helper_fitod(cpu_fpr[rs2]);
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0xc9: /* fstod */
|
|
gen_helper_fstod(cpu_fpr[rs2]);
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0xcb: /* fqtod */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fqtod();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0xcc: /* fitoq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_helper_fitoq(cpu_fpr[rs2]);
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0xcd: /* fstoq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_helper_fstoq(cpu_fpr[rs2]);
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0xce: /* fdtoq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fdtoq();
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0xd1: /* fstoi */
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fstoi(cpu_tmp32, cpu_fpr[rs2]);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0xd2: /* fdtoi */
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fdtoi(cpu_tmp32);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0xd3: /* fqtoi */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fqtoi(cpu_tmp32);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
#ifdef TARGET_SPARC64
|
|
case 0x2: /* V9 fmovd */
|
|
tcg_gen_mov_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs2)]);
|
|
tcg_gen_mov_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs2) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x3: /* V9 fmovq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd)], cpu_fpr[QFPREG(rs2)]);
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 1],
|
|
cpu_fpr[QFPREG(rs2) + 1]);
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 2],
|
|
cpu_fpr[QFPREG(rs2) + 2]);
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 3],
|
|
cpu_fpr[QFPREG(rs2) + 3]);
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0x6: /* V9 fnegd */
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fnegd();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x7: /* V9 fnegq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_helper_fnegq();
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0xa: /* V9 fabsd */
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fabsd();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0xb: /* V9 fabsq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_helper_fabsq();
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
case 0x81: /* V9 fstox */
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fstox(cpu_fpr[rs2]);
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x82: /* V9 fdtox */
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fdtox();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x83: /* V9 fqtox */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fqtox();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x84: /* V9 fxtos */
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fxtos(cpu_tmp32);
|
|
gen_helper_check_ieee_exceptions();
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x88: /* V9 fxtod */
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fxtod();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x8c: /* V9 fxtoq */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_clear_float_exceptions();
|
|
gen_helper_fxtoq();
|
|
gen_helper_check_ieee_exceptions();
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
break;
|
|
#endif
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
} else if (xop == 0x35) { /* FPU Operations */
|
|
#ifdef TARGET_SPARC64
|
|
int cond;
|
|
#endif
|
|
if (gen_trap_ifnofpu(dc, cpu_cond))
|
|
goto jmp_insn;
|
|
gen_op_clear_ieee_excp_and_FTT();
|
|
rs1 = GET_FIELD(insn, 13, 17);
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
xop = GET_FIELD(insn, 18, 26);
|
|
save_state(dc, cpu_cond);
|
|
#ifdef TARGET_SPARC64
|
|
if ((xop & 0x11f) == 0x005) { // V9 fmovsr
|
|
int l1;
|
|
|
|
l1 = gen_new_label();
|
|
cond = GET_FIELD_SP(insn, 14, 17);
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
|
|
0, l1);
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
gen_set_label(l1);
|
|
break;
|
|
} else if ((xop & 0x11f) == 0x006) { // V9 fmovdr
|
|
int l1;
|
|
|
|
l1 = gen_new_label();
|
|
cond = GET_FIELD_SP(insn, 14, 17);
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
|
|
0, l1);
|
|
tcg_gen_mov_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs2)]);
|
|
tcg_gen_mov_i32(cpu_fpr[DFPREG(rd) + 1], cpu_fpr[DFPREG(rs2) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
gen_set_label(l1);
|
|
break;
|
|
} else if ((xop & 0x11f) == 0x007) { // V9 fmovqr
|
|
int l1;
|
|
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
l1 = gen_new_label();
|
|
cond = GET_FIELD_SP(insn, 14, 17);
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
|
|
0, l1);
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd)], cpu_fpr[QFPREG(rs2)]);
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 1], cpu_fpr[QFPREG(rs2) + 1]);
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 2], cpu_fpr[QFPREG(rs2) + 2]);
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 3], cpu_fpr[QFPREG(rs2) + 3]);
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
gen_set_label(l1);
|
|
break;
|
|
}
|
|
#endif
|
|
switch (xop) {
|
|
#ifdef TARGET_SPARC64
|
|
#define FMOVSCC(fcc) \
|
|
{ \
|
|
TCGv r_cond; \
|
|
int l1; \
|
|
\
|
|
l1 = gen_new_label(); \
|
|
r_cond = tcg_temp_new(); \
|
|
cond = GET_FIELD_SP(insn, 14, 17); \
|
|
gen_fcond(r_cond, fcc, cond); \
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
|
|
0, l1); \
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs2]); \
|
|
gen_update_fprs_dirty(rd); \
|
|
gen_set_label(l1); \
|
|
tcg_temp_free(r_cond); \
|
|
}
|
|
#define FMOVDCC(fcc) \
|
|
{ \
|
|
TCGv r_cond; \
|
|
int l1; \
|
|
\
|
|
l1 = gen_new_label(); \
|
|
r_cond = tcg_temp_new(); \
|
|
cond = GET_FIELD_SP(insn, 14, 17); \
|
|
gen_fcond(r_cond, fcc, cond); \
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
|
|
0, l1); \
|
|
tcg_gen_mov_i32(cpu_fpr[DFPREG(rd)], \
|
|
cpu_fpr[DFPREG(rs2)]); \
|
|
tcg_gen_mov_i32(cpu_fpr[DFPREG(rd) + 1], \
|
|
cpu_fpr[DFPREG(rs2) + 1]); \
|
|
gen_update_fprs_dirty(DFPREG(rd)); \
|
|
gen_set_label(l1); \
|
|
tcg_temp_free(r_cond); \
|
|
}
|
|
#define FMOVQCC(fcc) \
|
|
{ \
|
|
TCGv r_cond; \
|
|
int l1; \
|
|
\
|
|
l1 = gen_new_label(); \
|
|
r_cond = tcg_temp_new(); \
|
|
cond = GET_FIELD_SP(insn, 14, 17); \
|
|
gen_fcond(r_cond, fcc, cond); \
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
|
|
0, l1); \
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd)], \
|
|
cpu_fpr[QFPREG(rs2)]); \
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 1], \
|
|
cpu_fpr[QFPREG(rs2) + 1]); \
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 2], \
|
|
cpu_fpr[QFPREG(rs2) + 2]); \
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 3], \
|
|
cpu_fpr[QFPREG(rs2) + 3]); \
|
|
gen_update_fprs_dirty(QFPREG(rd)); \
|
|
gen_set_label(l1); \
|
|
tcg_temp_free(r_cond); \
|
|
}
|
|
case 0x001: /* V9 fmovscc %fcc0 */
|
|
FMOVSCC(0);
|
|
break;
|
|
case 0x002: /* V9 fmovdcc %fcc0 */
|
|
FMOVDCC(0);
|
|
break;
|
|
case 0x003: /* V9 fmovqcc %fcc0 */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
FMOVQCC(0);
|
|
break;
|
|
case 0x041: /* V9 fmovscc %fcc1 */
|
|
FMOVSCC(1);
|
|
break;
|
|
case 0x042: /* V9 fmovdcc %fcc1 */
|
|
FMOVDCC(1);
|
|
break;
|
|
case 0x043: /* V9 fmovqcc %fcc1 */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
FMOVQCC(1);
|
|
break;
|
|
case 0x081: /* V9 fmovscc %fcc2 */
|
|
FMOVSCC(2);
|
|
break;
|
|
case 0x082: /* V9 fmovdcc %fcc2 */
|
|
FMOVDCC(2);
|
|
break;
|
|
case 0x083: /* V9 fmovqcc %fcc2 */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
FMOVQCC(2);
|
|
break;
|
|
case 0x0c1: /* V9 fmovscc %fcc3 */
|
|
FMOVSCC(3);
|
|
break;
|
|
case 0x0c2: /* V9 fmovdcc %fcc3 */
|
|
FMOVDCC(3);
|
|
break;
|
|
case 0x0c3: /* V9 fmovqcc %fcc3 */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
FMOVQCC(3);
|
|
break;
|
|
#undef FMOVSCC
|
|
#undef FMOVDCC
|
|
#undef FMOVQCC
|
|
#define FMOVSCC(icc) \
|
|
{ \
|
|
TCGv r_cond; \
|
|
int l1; \
|
|
\
|
|
l1 = gen_new_label(); \
|
|
r_cond = tcg_temp_new(); \
|
|
cond = GET_FIELD_SP(insn, 14, 17); \
|
|
gen_cond(r_cond, icc, cond, dc); \
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
|
|
0, l1); \
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs2]); \
|
|
gen_update_fprs_dirty(rd); \
|
|
gen_set_label(l1); \
|
|
tcg_temp_free(r_cond); \
|
|
}
|
|
#define FMOVDCC(icc) \
|
|
{ \
|
|
TCGv r_cond; \
|
|
int l1; \
|
|
\
|
|
l1 = gen_new_label(); \
|
|
r_cond = tcg_temp_new(); \
|
|
cond = GET_FIELD_SP(insn, 14, 17); \
|
|
gen_cond(r_cond, icc, cond, dc); \
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
|
|
0, l1); \
|
|
tcg_gen_mov_i32(cpu_fpr[DFPREG(rd)], \
|
|
cpu_fpr[DFPREG(rs2)]); \
|
|
tcg_gen_mov_i32(cpu_fpr[DFPREG(rd) + 1], \
|
|
cpu_fpr[DFPREG(rs2) + 1]); \
|
|
gen_update_fprs_dirty(DFPREG(rd)); \
|
|
gen_set_label(l1); \
|
|
tcg_temp_free(r_cond); \
|
|
}
|
|
#define FMOVQCC(icc) \
|
|
{ \
|
|
TCGv r_cond; \
|
|
int l1; \
|
|
\
|
|
l1 = gen_new_label(); \
|
|
r_cond = tcg_temp_new(); \
|
|
cond = GET_FIELD_SP(insn, 14, 17); \
|
|
gen_cond(r_cond, icc, cond, dc); \
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
|
|
0, l1); \
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd)], \
|
|
cpu_fpr[QFPREG(rs2)]); \
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 1], \
|
|
cpu_fpr[QFPREG(rs2) + 1]); \
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 2], \
|
|
cpu_fpr[QFPREG(rs2) + 2]); \
|
|
tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 3], \
|
|
cpu_fpr[QFPREG(rs2) + 3]); \
|
|
gen_update_fprs_dirty(QFPREG(rd)); \
|
|
gen_set_label(l1); \
|
|
tcg_temp_free(r_cond); \
|
|
}
|
|
|
|
case 0x101: /* V9 fmovscc %icc */
|
|
FMOVSCC(0);
|
|
break;
|
|
case 0x102: /* V9 fmovdcc %icc */
|
|
FMOVDCC(0);
|
|
break;
|
|
case 0x103: /* V9 fmovqcc %icc */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
FMOVQCC(0);
|
|
break;
|
|
case 0x181: /* V9 fmovscc %xcc */
|
|
FMOVSCC(1);
|
|
break;
|
|
case 0x182: /* V9 fmovdcc %xcc */
|
|
FMOVDCC(1);
|
|
break;
|
|
case 0x183: /* V9 fmovqcc %xcc */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
FMOVQCC(1);
|
|
break;
|
|
#undef FMOVSCC
|
|
#undef FMOVDCC
|
|
#undef FMOVQCC
|
|
#endif
|
|
case 0x51: /* fcmps, V9 %fcc */
|
|
gen_op_fcmps(rd & 3, cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
break;
|
|
case 0x52: /* fcmpd, V9 %fcc */
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_op_fcmpd(rd & 3);
|
|
break;
|
|
case 0x53: /* fcmpq, V9 %fcc */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT0(QFPREG(rs1));
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_op_fcmpq(rd & 3);
|
|
break;
|
|
case 0x55: /* fcmpes, V9 %fcc */
|
|
gen_op_fcmpes(rd & 3, cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
break;
|
|
case 0x56: /* fcmped, V9 %fcc */
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_op_fcmped(rd & 3);
|
|
break;
|
|
case 0x57: /* fcmpeq, V9 %fcc */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT0(QFPREG(rs1));
|
|
gen_op_load_fpr_QT1(QFPREG(rs2));
|
|
gen_op_fcmpeq(rd & 3);
|
|
break;
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
} else if (xop == 0x2) {
|
|
// clr/mov shortcut
|
|
|
|
rs1 = GET_FIELD(insn, 13, 17);
|
|
if (rs1 == 0) {
|
|
// or %g0, x, y -> mov T0, x; mov y, T0
|
|
if (IS_IMM) { /* immediate */
|
|
TCGv r_const;
|
|
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
r_const = tcg_const_tl(simm);
|
|
gen_movl_TN_reg(rd, r_const);
|
|
tcg_temp_free(r_const);
|
|
} else { /* register */
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
gen_movl_reg_TN(rs2, cpu_dst);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
}
|
|
} else {
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
if (IS_IMM) { /* immediate */
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_ori_tl(cpu_dst, cpu_src1, simm);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
} else { /* register */
|
|
// or x, %g0, y -> mov T1, x; mov y, T1
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
if (rs2 != 0) {
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
} else
|
|
gen_movl_TN_reg(rd, cpu_src1);
|
|
}
|
|
}
|
|
#ifdef TARGET_SPARC64
|
|
} else if (xop == 0x25) { /* sll, V9 sllx */
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
if (IS_IMM) { /* immediate */
|
|
simm = GET_FIELDs(insn, 20, 31);
|
|
if (insn & (1 << 12)) {
|
|
tcg_gen_shli_i64(cpu_dst, cpu_src1, simm & 0x3f);
|
|
} else {
|
|
tcg_gen_shli_i64(cpu_dst, cpu_src1, simm & 0x1f);
|
|
}
|
|
} else { /* register */
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
if (insn & (1 << 12)) {
|
|
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
|
|
} else {
|
|
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
|
|
}
|
|
tcg_gen_shl_i64(cpu_dst, cpu_src1, cpu_tmp0);
|
|
}
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
} else if (xop == 0x26) { /* srl, V9 srlx */
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
if (IS_IMM) { /* immediate */
|
|
simm = GET_FIELDs(insn, 20, 31);
|
|
if (insn & (1 << 12)) {
|
|
tcg_gen_shri_i64(cpu_dst, cpu_src1, simm & 0x3f);
|
|
} else {
|
|
tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
|
|
tcg_gen_shri_i64(cpu_dst, cpu_dst, simm & 0x1f);
|
|
}
|
|
} else { /* register */
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
if (insn & (1 << 12)) {
|
|
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
|
|
tcg_gen_shr_i64(cpu_dst, cpu_src1, cpu_tmp0);
|
|
} else {
|
|
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
|
|
tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
|
|
tcg_gen_shr_i64(cpu_dst, cpu_dst, cpu_tmp0);
|
|
}
|
|
}
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
} else if (xop == 0x27) { /* sra, V9 srax */
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
if (IS_IMM) { /* immediate */
|
|
simm = GET_FIELDs(insn, 20, 31);
|
|
if (insn & (1 << 12)) {
|
|
tcg_gen_sari_i64(cpu_dst, cpu_src1, simm & 0x3f);
|
|
} else {
|
|
tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
|
|
tcg_gen_ext32s_i64(cpu_dst, cpu_dst);
|
|
tcg_gen_sari_i64(cpu_dst, cpu_dst, simm & 0x1f);
|
|
}
|
|
} else { /* register */
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
if (insn & (1 << 12)) {
|
|
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
|
|
tcg_gen_sar_i64(cpu_dst, cpu_src1, cpu_tmp0);
|
|
} else {
|
|
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
|
|
tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
|
|
tcg_gen_ext32s_i64(cpu_dst, cpu_dst);
|
|
tcg_gen_sar_i64(cpu_dst, cpu_dst, cpu_tmp0);
|
|
}
|
|
}
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
#endif
|
|
} else if (xop < 0x36) {
|
|
if (xop < 0x20) {
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
cpu_src2 = get_src2(insn, cpu_src2);
|
|
switch (xop & ~0x10) {
|
|
case 0x0: /* add */
|
|
if (IS_IMM) {
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
if (xop & 0x10) {
|
|
gen_op_addi_cc(cpu_dst, cpu_src1, simm);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADD);
|
|
dc->cc_op = CC_OP_ADD;
|
|
} else {
|
|
tcg_gen_addi_tl(cpu_dst, cpu_src1, simm);
|
|
}
|
|
} else {
|
|
if (xop & 0x10) {
|
|
gen_op_add_cc(cpu_dst, cpu_src1, cpu_src2);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADD);
|
|
dc->cc_op = CC_OP_ADD;
|
|
} else {
|
|
tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
}
|
|
}
|
|
break;
|
|
case 0x1: /* and */
|
|
if (IS_IMM) {
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_andi_tl(cpu_dst, cpu_src1, simm);
|
|
} else {
|
|
tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
}
|
|
if (xop & 0x10) {
|
|
tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
|
|
dc->cc_op = CC_OP_LOGIC;
|
|
}
|
|
break;
|
|
case 0x2: /* or */
|
|
if (IS_IMM) {
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_ori_tl(cpu_dst, cpu_src1, simm);
|
|
} else {
|
|
tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
}
|
|
if (xop & 0x10) {
|
|
tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
|
|
dc->cc_op = CC_OP_LOGIC;
|
|
}
|
|
break;
|
|
case 0x3: /* xor */
|
|
if (IS_IMM) {
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_xori_tl(cpu_dst, cpu_src1, simm);
|
|
} else {
|
|
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
}
|
|
if (xop & 0x10) {
|
|
tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
|
|
dc->cc_op = CC_OP_LOGIC;
|
|
}
|
|
break;
|
|
case 0x4: /* sub */
|
|
if (IS_IMM) {
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
if (xop & 0x10) {
|
|
gen_op_subi_cc(cpu_dst, cpu_src1, simm, dc);
|
|
} else {
|
|
tcg_gen_subi_tl(cpu_dst, cpu_src1, simm);
|
|
}
|
|
} else {
|
|
if (xop & 0x10) {
|
|
gen_op_sub_cc(cpu_dst, cpu_src1, cpu_src2);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUB);
|
|
dc->cc_op = CC_OP_SUB;
|
|
} else {
|
|
tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
}
|
|
}
|
|
break;
|
|
case 0x5: /* andn */
|
|
if (IS_IMM) {
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_andi_tl(cpu_dst, cpu_src1, ~simm);
|
|
} else {
|
|
tcg_gen_andc_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
}
|
|
if (xop & 0x10) {
|
|
tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
|
|
dc->cc_op = CC_OP_LOGIC;
|
|
}
|
|
break;
|
|
case 0x6: /* orn */
|
|
if (IS_IMM) {
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_ori_tl(cpu_dst, cpu_src1, ~simm);
|
|
} else {
|
|
tcg_gen_orc_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
}
|
|
if (xop & 0x10) {
|
|
tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
|
|
dc->cc_op = CC_OP_LOGIC;
|
|
}
|
|
break;
|
|
case 0x7: /* xorn */
|
|
if (IS_IMM) {
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_xori_tl(cpu_dst, cpu_src1, ~simm);
|
|
} else {
|
|
tcg_gen_not_tl(cpu_tmp0, cpu_src2);
|
|
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_tmp0);
|
|
}
|
|
if (xop & 0x10) {
|
|
tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
|
|
dc->cc_op = CC_OP_LOGIC;
|
|
}
|
|
break;
|
|
case 0x8: /* addx, V9 addc */
|
|
gen_op_addx_int(dc, cpu_dst, cpu_src1, cpu_src2,
|
|
(xop & 0x10));
|
|
break;
|
|
#ifdef TARGET_SPARC64
|
|
case 0x9: /* V9 mulx */
|
|
if (IS_IMM) {
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_muli_i64(cpu_dst, cpu_src1, simm);
|
|
} else {
|
|
tcg_gen_mul_i64(cpu_dst, cpu_src1, cpu_src2);
|
|
}
|
|
break;
|
|
#endif
|
|
case 0xa: /* umul */
|
|
CHECK_IU_FEATURE(dc, MUL);
|
|
gen_op_umul(cpu_dst, cpu_src1, cpu_src2);
|
|
if (xop & 0x10) {
|
|
tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
|
|
dc->cc_op = CC_OP_LOGIC;
|
|
}
|
|
break;
|
|
case 0xb: /* smul */
|
|
CHECK_IU_FEATURE(dc, MUL);
|
|
gen_op_smul(cpu_dst, cpu_src1, cpu_src2);
|
|
if (xop & 0x10) {
|
|
tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
|
|
dc->cc_op = CC_OP_LOGIC;
|
|
}
|
|
break;
|
|
case 0xc: /* subx, V9 subc */
|
|
gen_op_subx_int(dc, cpu_dst, cpu_src1, cpu_src2,
|
|
(xop & 0x10));
|
|
break;
|
|
#ifdef TARGET_SPARC64
|
|
case 0xd: /* V9 udivx */
|
|
{
|
|
TCGv r_temp1, r_temp2;
|
|
r_temp1 = tcg_temp_local_new();
|
|
r_temp2 = tcg_temp_local_new();
|
|
tcg_gen_mov_tl(r_temp1, cpu_src1);
|
|
tcg_gen_mov_tl(r_temp2, cpu_src2);
|
|
gen_trap_ifdivzero_tl(r_temp2);
|
|
tcg_gen_divu_i64(cpu_dst, r_temp1, r_temp2);
|
|
tcg_temp_free(r_temp1);
|
|
tcg_temp_free(r_temp2);
|
|
}
|
|
break;
|
|
#endif
|
|
case 0xe: /* udiv */
|
|
CHECK_IU_FEATURE(dc, DIV);
|
|
if (xop & 0x10) {
|
|
gen_helper_udiv_cc(cpu_dst, cpu_src1, cpu_src2);
|
|
dc->cc_op = CC_OP_DIV;
|
|
} else {
|
|
gen_helper_udiv(cpu_dst, cpu_src1, cpu_src2);
|
|
}
|
|
break;
|
|
case 0xf: /* sdiv */
|
|
CHECK_IU_FEATURE(dc, DIV);
|
|
if (xop & 0x10) {
|
|
gen_helper_sdiv_cc(cpu_dst, cpu_src1, cpu_src2);
|
|
dc->cc_op = CC_OP_DIV;
|
|
} else {
|
|
gen_helper_sdiv(cpu_dst, cpu_src1, cpu_src2);
|
|
}
|
|
break;
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
} else {
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
cpu_src2 = get_src2(insn, cpu_src2);
|
|
switch (xop) {
|
|
case 0x20: /* taddcc */
|
|
gen_op_tadd_cc(cpu_dst, cpu_src1, cpu_src2);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_TADD);
|
|
dc->cc_op = CC_OP_TADD;
|
|
break;
|
|
case 0x21: /* tsubcc */
|
|
gen_op_tsub_cc(cpu_dst, cpu_src1, cpu_src2);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_TSUB);
|
|
dc->cc_op = CC_OP_TSUB;
|
|
break;
|
|
case 0x22: /* taddcctv */
|
|
save_state(dc, cpu_cond);
|
|
gen_op_tadd_ccTV(cpu_dst, cpu_src1, cpu_src2);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_TADDTV);
|
|
dc->cc_op = CC_OP_TADDTV;
|
|
break;
|
|
case 0x23: /* tsubcctv */
|
|
save_state(dc, cpu_cond);
|
|
gen_op_tsub_ccTV(cpu_dst, cpu_src1, cpu_src2);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_TSUBTV);
|
|
dc->cc_op = CC_OP_TSUBTV;
|
|
break;
|
|
case 0x24: /* mulscc */
|
|
gen_helper_compute_psr();
|
|
gen_op_mulscc(cpu_dst, cpu_src1, cpu_src2);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADD);
|
|
dc->cc_op = CC_OP_ADD;
|
|
break;
|
|
#ifndef TARGET_SPARC64
|
|
case 0x25: /* sll */
|
|
if (IS_IMM) { /* immediate */
|
|
simm = GET_FIELDs(insn, 20, 31);
|
|
tcg_gen_shli_tl(cpu_dst, cpu_src1, simm & 0x1f);
|
|
} else { /* register */
|
|
tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
|
|
tcg_gen_shl_tl(cpu_dst, cpu_src1, cpu_tmp0);
|
|
}
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x26: /* srl */
|
|
if (IS_IMM) { /* immediate */
|
|
simm = GET_FIELDs(insn, 20, 31);
|
|
tcg_gen_shri_tl(cpu_dst, cpu_src1, simm & 0x1f);
|
|
} else { /* register */
|
|
tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
|
|
tcg_gen_shr_tl(cpu_dst, cpu_src1, cpu_tmp0);
|
|
}
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x27: /* sra */
|
|
if (IS_IMM) { /* immediate */
|
|
simm = GET_FIELDs(insn, 20, 31);
|
|
tcg_gen_sari_tl(cpu_dst, cpu_src1, simm & 0x1f);
|
|
} else { /* register */
|
|
tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
|
|
tcg_gen_sar_tl(cpu_dst, cpu_src1, cpu_tmp0);
|
|
}
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
#endif
|
|
case 0x30:
|
|
{
|
|
switch(rd) {
|
|
case 0: /* wry */
|
|
tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
|
|
tcg_gen_andi_tl(cpu_y, cpu_tmp0, 0xffffffff);
|
|
break;
|
|
#ifndef TARGET_SPARC64
|
|
case 0x01 ... 0x0f: /* undefined in the
|
|
SPARCv8 manual, nop
|
|
on the microSPARC
|
|
II */
|
|
case 0x10 ... 0x1f: /* implementation-dependent
|
|
in the SPARCv8
|
|
manual, nop on the
|
|
microSPARC II */
|
|
break;
|
|
#else
|
|
case 0x2: /* V9 wrccr */
|
|
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
gen_helper_wrccr(cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS);
|
|
dc->cc_op = CC_OP_FLAGS;
|
|
break;
|
|
case 0x3: /* V9 wrasi */
|
|
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
tcg_gen_andi_tl(cpu_dst, cpu_dst, 0xff);
|
|
tcg_gen_trunc_tl_i32(cpu_asi, cpu_dst);
|
|
break;
|
|
case 0x6: /* V9 wrfprs */
|
|
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
tcg_gen_trunc_tl_i32(cpu_fprs, cpu_dst);
|
|
save_state(dc, cpu_cond);
|
|
gen_op_next_insn();
|
|
tcg_gen_exit_tb(0);
|
|
dc->is_br = 1;
|
|
break;
|
|
case 0xf: /* V9 sir, nop if user */
|
|
#if !defined(CONFIG_USER_ONLY)
|
|
if (supervisor(dc)) {
|
|
; // XXX
|
|
}
|
|
#endif
|
|
break;
|
|
case 0x13: /* Graphics Status */
|
|
if (gen_trap_ifnofpu(dc, cpu_cond))
|
|
goto jmp_insn;
|
|
tcg_gen_xor_tl(cpu_gsr, cpu_src1, cpu_src2);
|
|
break;
|
|
case 0x14: /* Softint set */
|
|
if (!supervisor(dc))
|
|
goto illegal_insn;
|
|
tcg_gen_xor_tl(cpu_tmp64, cpu_src1, cpu_src2);
|
|
gen_helper_set_softint(cpu_tmp64);
|
|
break;
|
|
case 0x15: /* Softint clear */
|
|
if (!supervisor(dc))
|
|
goto illegal_insn;
|
|
tcg_gen_xor_tl(cpu_tmp64, cpu_src1, cpu_src2);
|
|
gen_helper_clear_softint(cpu_tmp64);
|
|
break;
|
|
case 0x16: /* Softint write */
|
|
if (!supervisor(dc))
|
|
goto illegal_insn;
|
|
tcg_gen_xor_tl(cpu_tmp64, cpu_src1, cpu_src2);
|
|
gen_helper_write_softint(cpu_tmp64);
|
|
break;
|
|
case 0x17: /* Tick compare */
|
|
#if !defined(CONFIG_USER_ONLY)
|
|
if (!supervisor(dc))
|
|
goto illegal_insn;
|
|
#endif
|
|
{
|
|
TCGv_ptr r_tickptr;
|
|
|
|
tcg_gen_xor_tl(cpu_tick_cmpr, cpu_src1,
|
|
cpu_src2);
|
|
r_tickptr = tcg_temp_new_ptr();
|
|
tcg_gen_ld_ptr(r_tickptr, cpu_env,
|
|
offsetof(CPUState, tick));
|
|
gen_helper_tick_set_limit(r_tickptr,
|
|
cpu_tick_cmpr);
|
|
tcg_temp_free_ptr(r_tickptr);
|
|
}
|
|
break;
|
|
case 0x18: /* System tick */
|
|
#if !defined(CONFIG_USER_ONLY)
|
|
if (!supervisor(dc))
|
|
goto illegal_insn;
|
|
#endif
|
|
{
|
|
TCGv_ptr r_tickptr;
|
|
|
|
tcg_gen_xor_tl(cpu_dst, cpu_src1,
|
|
cpu_src2);
|
|
r_tickptr = tcg_temp_new_ptr();
|
|
tcg_gen_ld_ptr(r_tickptr, cpu_env,
|
|
offsetof(CPUState, stick));
|
|
gen_helper_tick_set_count(r_tickptr,
|
|
cpu_dst);
|
|
tcg_temp_free_ptr(r_tickptr);
|
|
}
|
|
break;
|
|
case 0x19: /* System tick compare */
|
|
#if !defined(CONFIG_USER_ONLY)
|
|
if (!supervisor(dc))
|
|
goto illegal_insn;
|
|
#endif
|
|
{
|
|
TCGv_ptr r_tickptr;
|
|
|
|
tcg_gen_xor_tl(cpu_stick_cmpr, cpu_src1,
|
|
cpu_src2);
|
|
r_tickptr = tcg_temp_new_ptr();
|
|
tcg_gen_ld_ptr(r_tickptr, cpu_env,
|
|
offsetof(CPUState, stick));
|
|
gen_helper_tick_set_limit(r_tickptr,
|
|
cpu_stick_cmpr);
|
|
tcg_temp_free_ptr(r_tickptr);
|
|
}
|
|
break;
|
|
|
|
case 0x10: /* Performance Control */
|
|
case 0x11: /* Performance Instrumentation
|
|
Counter */
|
|
case 0x12: /* Dispatch Control */
|
|
#endif
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
}
|
|
break;
|
|
#if !defined(CONFIG_USER_ONLY)
|
|
case 0x31: /* wrpsr, V9 saved, restored */
|
|
{
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#ifdef TARGET_SPARC64
|
|
switch (rd) {
|
|
case 0:
|
|
gen_helper_saved();
|
|
break;
|
|
case 1:
|
|
gen_helper_restored();
|
|
break;
|
|
case 2: /* UA2005 allclean */
|
|
case 3: /* UA2005 otherw */
|
|
case 4: /* UA2005 normalw */
|
|
case 5: /* UA2005 invalw */
|
|
// XXX
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
#else
|
|
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
gen_helper_wrpsr(cpu_dst);
|
|
tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS);
|
|
dc->cc_op = CC_OP_FLAGS;
|
|
save_state(dc, cpu_cond);
|
|
gen_op_next_insn();
|
|
tcg_gen_exit_tb(0);
|
|
dc->is_br = 1;
|
|
#endif
|
|
}
|
|
break;
|
|
case 0x32: /* wrwim, V9 wrpr */
|
|
{
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
|
|
#ifdef TARGET_SPARC64
|
|
switch (rd) {
|
|
case 0: // tpc
|
|
{
|
|
TCGv_ptr r_tsptr;
|
|
|
|
r_tsptr = tcg_temp_new_ptr();
|
|
gen_load_trap_state_at_tl(r_tsptr, cpu_env);
|
|
tcg_gen_st_tl(cpu_tmp0, r_tsptr,
|
|
offsetof(trap_state, tpc));
|
|
tcg_temp_free_ptr(r_tsptr);
|
|
}
|
|
break;
|
|
case 1: // tnpc
|
|
{
|
|
TCGv_ptr r_tsptr;
|
|
|
|
r_tsptr = tcg_temp_new_ptr();
|
|
gen_load_trap_state_at_tl(r_tsptr, cpu_env);
|
|
tcg_gen_st_tl(cpu_tmp0, r_tsptr,
|
|
offsetof(trap_state, tnpc));
|
|
tcg_temp_free_ptr(r_tsptr);
|
|
}
|
|
break;
|
|
case 2: // tstate
|
|
{
|
|
TCGv_ptr r_tsptr;
|
|
|
|
r_tsptr = tcg_temp_new_ptr();
|
|
gen_load_trap_state_at_tl(r_tsptr, cpu_env);
|
|
tcg_gen_st_tl(cpu_tmp0, r_tsptr,
|
|
offsetof(trap_state,
|
|
tstate));
|
|
tcg_temp_free_ptr(r_tsptr);
|
|
}
|
|
break;
|
|
case 3: // tt
|
|
{
|
|
TCGv_ptr r_tsptr;
|
|
|
|
r_tsptr = tcg_temp_new_ptr();
|
|
gen_load_trap_state_at_tl(r_tsptr, cpu_env);
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
|
|
tcg_gen_st_i32(cpu_tmp32, r_tsptr,
|
|
offsetof(trap_state, tt));
|
|
tcg_temp_free_ptr(r_tsptr);
|
|
}
|
|
break;
|
|
case 4: // tick
|
|
{
|
|
TCGv_ptr r_tickptr;
|
|
|
|
r_tickptr = tcg_temp_new_ptr();
|
|
tcg_gen_ld_ptr(r_tickptr, cpu_env,
|
|
offsetof(CPUState, tick));
|
|
gen_helper_tick_set_count(r_tickptr,
|
|
cpu_tmp0);
|
|
tcg_temp_free_ptr(r_tickptr);
|
|
}
|
|
break;
|
|
case 5: // tba
|
|
tcg_gen_mov_tl(cpu_tbr, cpu_tmp0);
|
|
break;
|
|
case 6: // pstate
|
|
{
|
|
TCGv r_tmp = tcg_temp_local_new();
|
|
|
|
tcg_gen_mov_tl(r_tmp, cpu_tmp0);
|
|
save_state(dc, cpu_cond);
|
|
gen_helper_wrpstate(r_tmp);
|
|
tcg_temp_free(r_tmp);
|
|
dc->npc = DYNAMIC_PC;
|
|
}
|
|
break;
|
|
case 7: // tl
|
|
{
|
|
TCGv r_tmp = tcg_temp_local_new();
|
|
|
|
tcg_gen_mov_tl(r_tmp, cpu_tmp0);
|
|
save_state(dc, cpu_cond);
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, r_tmp);
|
|
tcg_temp_free(r_tmp);
|
|
tcg_gen_st_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState, tl));
|
|
dc->npc = DYNAMIC_PC;
|
|
}
|
|
break;
|
|
case 8: // pil
|
|
gen_helper_wrpil(cpu_tmp0);
|
|
break;
|
|
case 9: // cwp
|
|
gen_helper_wrcwp(cpu_tmp0);
|
|
break;
|
|
case 10: // cansave
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
|
|
tcg_gen_st_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState,
|
|
cansave));
|
|
break;
|
|
case 11: // canrestore
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
|
|
tcg_gen_st_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState,
|
|
canrestore));
|
|
break;
|
|
case 12: // cleanwin
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
|
|
tcg_gen_st_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState,
|
|
cleanwin));
|
|
break;
|
|
case 13: // otherwin
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
|
|
tcg_gen_st_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState,
|
|
otherwin));
|
|
break;
|
|
case 14: // wstate
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
|
|
tcg_gen_st_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState,
|
|
wstate));
|
|
break;
|
|
case 16: // UA2005 gl
|
|
CHECK_IU_FEATURE(dc, GL);
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
|
|
tcg_gen_st_i32(cpu_tmp32, cpu_env,
|
|
offsetof(CPUSPARCState, gl));
|
|
break;
|
|
case 26: // UA2005 strand status
|
|
CHECK_IU_FEATURE(dc, HYPV);
|
|
if (!hypervisor(dc))
|
|
goto priv_insn;
|
|
tcg_gen_mov_tl(cpu_ssr, cpu_tmp0);
|
|
break;
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
#else
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
|
|
if (dc->def->nwindows != 32)
|
|
tcg_gen_andi_tl(cpu_tmp32, cpu_tmp32,
|
|
(1 << dc->def->nwindows) - 1);
|
|
tcg_gen_mov_i32(cpu_wim, cpu_tmp32);
|
|
#endif
|
|
}
|
|
break;
|
|
case 0x33: /* wrtbr, UA2005 wrhpr */
|
|
{
|
|
#ifndef TARGET_SPARC64
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
tcg_gen_xor_tl(cpu_tbr, cpu_src1, cpu_src2);
|
|
#else
|
|
CHECK_IU_FEATURE(dc, HYPV);
|
|
if (!hypervisor(dc))
|
|
goto priv_insn;
|
|
tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
|
|
switch (rd) {
|
|
case 0: // hpstate
|
|
// XXX gen_op_wrhpstate();
|
|
save_state(dc, cpu_cond);
|
|
gen_op_next_insn();
|
|
tcg_gen_exit_tb(0);
|
|
dc->is_br = 1;
|
|
break;
|
|
case 1: // htstate
|
|
// XXX gen_op_wrhtstate();
|
|
break;
|
|
case 3: // hintp
|
|
tcg_gen_mov_tl(cpu_hintp, cpu_tmp0);
|
|
break;
|
|
case 5: // htba
|
|
tcg_gen_mov_tl(cpu_htba, cpu_tmp0);
|
|
break;
|
|
case 31: // hstick_cmpr
|
|
{
|
|
TCGv_ptr r_tickptr;
|
|
|
|
tcg_gen_mov_tl(cpu_hstick_cmpr, cpu_tmp0);
|
|
r_tickptr = tcg_temp_new_ptr();
|
|
tcg_gen_ld_ptr(r_tickptr, cpu_env,
|
|
offsetof(CPUState, hstick));
|
|
gen_helper_tick_set_limit(r_tickptr,
|
|
cpu_hstick_cmpr);
|
|
tcg_temp_free_ptr(r_tickptr);
|
|
}
|
|
break;
|
|
case 6: // hver readonly
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
#endif
|
|
}
|
|
break;
|
|
#endif
|
|
#ifdef TARGET_SPARC64
|
|
case 0x2c: /* V9 movcc */
|
|
{
|
|
int cc = GET_FIELD_SP(insn, 11, 12);
|
|
int cond = GET_FIELD_SP(insn, 14, 17);
|
|
TCGv r_cond;
|
|
int l1;
|
|
|
|
r_cond = tcg_temp_new();
|
|
if (insn & (1 << 18)) {
|
|
if (cc == 0)
|
|
gen_cond(r_cond, 0, cond, dc);
|
|
else if (cc == 2)
|
|
gen_cond(r_cond, 1, cond, dc);
|
|
else
|
|
goto illegal_insn;
|
|
} else {
|
|
gen_fcond(r_cond, cc, cond);
|
|
}
|
|
|
|
l1 = gen_new_label();
|
|
|
|
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
|
|
if (IS_IMM) { /* immediate */
|
|
TCGv r_const;
|
|
|
|
simm = GET_FIELD_SPs(insn, 0, 10);
|
|
r_const = tcg_const_tl(simm);
|
|
gen_movl_TN_reg(rd, r_const);
|
|
tcg_temp_free(r_const);
|
|
} else {
|
|
rs2 = GET_FIELD_SP(insn, 0, 4);
|
|
gen_movl_reg_TN(rs2, cpu_tmp0);
|
|
gen_movl_TN_reg(rd, cpu_tmp0);
|
|
}
|
|
gen_set_label(l1);
|
|
tcg_temp_free(r_cond);
|
|
break;
|
|
}
|
|
case 0x2d: /* V9 sdivx */
|
|
gen_op_sdivx(cpu_dst, cpu_src1, cpu_src2);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x2e: /* V9 popc */
|
|
{
|
|
cpu_src2 = get_src2(insn, cpu_src2);
|
|
gen_helper_popc(cpu_dst, cpu_src2);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
}
|
|
case 0x2f: /* V9 movr */
|
|
{
|
|
int cond = GET_FIELD_SP(insn, 10, 12);
|
|
int l1;
|
|
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
|
|
l1 = gen_new_label();
|
|
|
|
tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond],
|
|
cpu_src1, 0, l1);
|
|
if (IS_IMM) { /* immediate */
|
|
TCGv r_const;
|
|
|
|
simm = GET_FIELD_SPs(insn, 0, 9);
|
|
r_const = tcg_const_tl(simm);
|
|
gen_movl_TN_reg(rd, r_const);
|
|
tcg_temp_free(r_const);
|
|
} else {
|
|
rs2 = GET_FIELD_SP(insn, 0, 4);
|
|
gen_movl_reg_TN(rs2, cpu_tmp0);
|
|
gen_movl_TN_reg(rd, cpu_tmp0);
|
|
}
|
|
gen_set_label(l1);
|
|
break;
|
|
}
|
|
#endif
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
}
|
|
} else if (xop == 0x36) { /* UltraSparc shutdown, VIS, V8 CPop1 */
|
|
#ifdef TARGET_SPARC64
|
|
int opf = GET_FIELD_SP(insn, 5, 13);
|
|
rs1 = GET_FIELD(insn, 13, 17);
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
if (gen_trap_ifnofpu(dc, cpu_cond))
|
|
goto jmp_insn;
|
|
|
|
switch (opf) {
|
|
case 0x000: /* VIS I edge8cc */
|
|
case 0x001: /* VIS II edge8n */
|
|
case 0x002: /* VIS I edge8lcc */
|
|
case 0x003: /* VIS II edge8ln */
|
|
case 0x004: /* VIS I edge16cc */
|
|
case 0x005: /* VIS II edge16n */
|
|
case 0x006: /* VIS I edge16lcc */
|
|
case 0x007: /* VIS II edge16ln */
|
|
case 0x008: /* VIS I edge32cc */
|
|
case 0x009: /* VIS II edge32n */
|
|
case 0x00a: /* VIS I edge32lcc */
|
|
case 0x00b: /* VIS II edge32ln */
|
|
// XXX
|
|
goto illegal_insn;
|
|
case 0x010: /* VIS I array8 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x012: /* VIS I array16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
|
|
tcg_gen_shli_i64(cpu_dst, cpu_dst, 1);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x014: /* VIS I array32 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
|
|
tcg_gen_shli_i64(cpu_dst, cpu_dst, 2);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x018: /* VIS I alignaddr */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
gen_helper_alignaddr(cpu_dst, cpu_src1, cpu_src2);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x019: /* VIS II bmask */
|
|
case 0x01a: /* VIS I alignaddrl */
|
|
// XXX
|
|
goto illegal_insn;
|
|
case 0x020: /* VIS I fcmple16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fcmple16(cpu_dst);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x022: /* VIS I fcmpne16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fcmpne16(cpu_dst);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x024: /* VIS I fcmple32 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fcmple32(cpu_dst);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x026: /* VIS I fcmpne32 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fcmpne32(cpu_dst);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x028: /* VIS I fcmpgt16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fcmpgt16(cpu_dst);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x02a: /* VIS I fcmpeq16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fcmpeq16(cpu_dst);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x02c: /* VIS I fcmpgt32 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fcmpgt32(cpu_dst);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x02e: /* VIS I fcmpeq32 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fcmpeq32(cpu_dst);
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x031: /* VIS I fmul8x16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fmul8x16();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x033: /* VIS I fmul8x16au */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fmul8x16au();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x035: /* VIS I fmul8x16al */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fmul8x16al();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x036: /* VIS I fmul8sux16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fmul8sux16();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x037: /* VIS I fmul8ulx16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fmul8ulx16();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x038: /* VIS I fmuld8sux16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fmuld8sux16();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x039: /* VIS I fmuld8ulx16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fmuld8ulx16();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x03a: /* VIS I fpack32 */
|
|
case 0x03b: /* VIS I fpack16 */
|
|
case 0x03d: /* VIS I fpackfix */
|
|
case 0x03e: /* VIS I pdist */
|
|
// XXX
|
|
goto illegal_insn;
|
|
case 0x048: /* VIS I faligndata */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_faligndata();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x04b: /* VIS I fpmerge */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fpmerge();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x04c: /* VIS II bshuffle */
|
|
// XXX
|
|
goto illegal_insn;
|
|
case 0x04d: /* VIS I fexpand */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fexpand();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x050: /* VIS I fpadd16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fpadd16();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x051: /* VIS I fpadd16s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_helper_fpadd16s(cpu_fpr[rd],
|
|
cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x052: /* VIS I fpadd32 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fpadd32();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x053: /* VIS I fpadd32s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_helper_fpadd32s(cpu_fpr[rd],
|
|
cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x054: /* VIS I fpsub16 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fpsub16();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x055: /* VIS I fpsub16s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_helper_fpsub16s(cpu_fpr[rd],
|
|
cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x056: /* VIS I fpsub32 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs1));
|
|
gen_op_load_fpr_DT1(DFPREG(rs2));
|
|
gen_helper_fpsub32();
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x057: /* VIS I fpsub32s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_helper_fpsub32s(cpu_fpr[rd],
|
|
cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x060: /* VIS I fzero */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_movi_i32(cpu_fpr[DFPREG(rd)], 0);
|
|
tcg_gen_movi_i32(cpu_fpr[DFPREG(rd) + 1], 0);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x061: /* VIS I fzeros */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_movi_i32(cpu_fpr[rd], 0);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x062: /* VIS I fnor */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_nor_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
|
|
cpu_fpr[DFPREG(rs2)]);
|
|
tcg_gen_nor_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs1) + 1],
|
|
cpu_fpr[DFPREG(rs2) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x063: /* VIS I fnors */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_nor_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x064: /* VIS I fandnot2 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_andc_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
|
|
cpu_fpr[DFPREG(rs2)]);
|
|
tcg_gen_andc_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs1) + 1],
|
|
cpu_fpr[DFPREG(rs2) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x065: /* VIS I fandnot2s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_andc_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x066: /* VIS I fnot2 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_not_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs2)]);
|
|
tcg_gen_not_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs2) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x067: /* VIS I fnot2s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_not_i32(cpu_fpr[rd], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x068: /* VIS I fandnot1 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_andc_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs2)],
|
|
cpu_fpr[DFPREG(rs1)]);
|
|
tcg_gen_andc_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs2) + 1],
|
|
cpu_fpr[DFPREG(rs1) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x069: /* VIS I fandnot1s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_andc_i32(cpu_fpr[rd], cpu_fpr[rs2], cpu_fpr[rs1]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x06a: /* VIS I fnot1 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_not_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)]);
|
|
tcg_gen_not_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs1) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x06b: /* VIS I fnot1s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_not_i32(cpu_fpr[rd], cpu_fpr[rs1]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x06c: /* VIS I fxor */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_xor_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
|
|
cpu_fpr[DFPREG(rs2)]);
|
|
tcg_gen_xor_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs1) + 1],
|
|
cpu_fpr[DFPREG(rs2) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x06d: /* VIS I fxors */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_xor_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x06e: /* VIS I fnand */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_nand_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
|
|
cpu_fpr[DFPREG(rs2)]);
|
|
tcg_gen_nand_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs1) + 1],
|
|
cpu_fpr[DFPREG(rs2) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x06f: /* VIS I fnands */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_nand_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x070: /* VIS I fand */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_and_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
|
|
cpu_fpr[DFPREG(rs2)]);
|
|
tcg_gen_and_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs1) + 1],
|
|
cpu_fpr[DFPREG(rs2) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x071: /* VIS I fands */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_and_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x072: /* VIS I fxnor */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_xori_i32(cpu_tmp32, cpu_fpr[DFPREG(rs2)], -1);
|
|
tcg_gen_xor_i32(cpu_fpr[DFPREG(rd)], cpu_tmp32,
|
|
cpu_fpr[DFPREG(rs1)]);
|
|
tcg_gen_xori_i32(cpu_tmp32, cpu_fpr[DFPREG(rs2) + 1], -1);
|
|
tcg_gen_xor_i32(cpu_fpr[DFPREG(rd) + 1], cpu_tmp32,
|
|
cpu_fpr[DFPREG(rs1) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x073: /* VIS I fxnors */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_xori_i32(cpu_tmp32, cpu_fpr[rs2], -1);
|
|
tcg_gen_xor_i32(cpu_fpr[rd], cpu_tmp32, cpu_fpr[rs1]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x074: /* VIS I fsrc1 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_mov_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)]);
|
|
tcg_gen_mov_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs1) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x075: /* VIS I fsrc1s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs1]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x076: /* VIS I fornot2 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_orc_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
|
|
cpu_fpr[DFPREG(rs2)]);
|
|
tcg_gen_orc_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs1) + 1],
|
|
cpu_fpr[DFPREG(rs2) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x077: /* VIS I fornot2s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_orc_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x078: /* VIS I fsrc2 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
gen_op_load_fpr_DT0(DFPREG(rs2));
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x079: /* VIS I fsrc2s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x07a: /* VIS I fornot1 */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_orc_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs2)],
|
|
cpu_fpr[DFPREG(rs1)]);
|
|
tcg_gen_orc_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs2) + 1],
|
|
cpu_fpr[DFPREG(rs1) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x07b: /* VIS I fornot1s */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_orc_i32(cpu_fpr[rd], cpu_fpr[rs2], cpu_fpr[rs1]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x07c: /* VIS I for */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_or_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
|
|
cpu_fpr[DFPREG(rs2)]);
|
|
tcg_gen_or_i32(cpu_fpr[DFPREG(rd) + 1],
|
|
cpu_fpr[DFPREG(rs1) + 1],
|
|
cpu_fpr[DFPREG(rs2) + 1]);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x07d: /* VIS I fors */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_or_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x07e: /* VIS I fone */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_movi_i32(cpu_fpr[DFPREG(rd)], -1);
|
|
tcg_gen_movi_i32(cpu_fpr[DFPREG(rd) + 1], -1);
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
break;
|
|
case 0x07f: /* VIS I fones */
|
|
CHECK_FPU_FEATURE(dc, VIS1);
|
|
tcg_gen_movi_i32(cpu_fpr[rd], -1);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x080: /* VIS I shutdown */
|
|
case 0x081: /* VIS II siam */
|
|
// XXX
|
|
goto illegal_insn;
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
#else
|
|
goto ncp_insn;
|
|
#endif
|
|
} else if (xop == 0x37) { /* V8 CPop2, V9 impdep2 */
|
|
#ifdef TARGET_SPARC64
|
|
goto illegal_insn;
|
|
#else
|
|
goto ncp_insn;
|
|
#endif
|
|
#ifdef TARGET_SPARC64
|
|
} else if (xop == 0x39) { /* V9 return */
|
|
TCGv_i32 r_const;
|
|
|
|
save_state(dc, cpu_cond);
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
if (IS_IMM) { /* immediate */
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_addi_tl(cpu_dst, cpu_src1, simm);
|
|
} else { /* register */
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
if (rs2) {
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
} else
|
|
tcg_gen_mov_tl(cpu_dst, cpu_src1);
|
|
}
|
|
gen_helper_restore();
|
|
gen_mov_pc_npc(dc, cpu_cond);
|
|
r_const = tcg_const_i32(3);
|
|
gen_helper_check_align(cpu_dst, r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
tcg_gen_mov_tl(cpu_npc, cpu_dst);
|
|
dc->npc = DYNAMIC_PC;
|
|
goto jmp_insn;
|
|
#endif
|
|
} else {
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
if (IS_IMM) { /* immediate */
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_addi_tl(cpu_dst, cpu_src1, simm);
|
|
} else { /* register */
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
if (rs2) {
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
|
|
} else
|
|
tcg_gen_mov_tl(cpu_dst, cpu_src1);
|
|
}
|
|
switch (xop) {
|
|
case 0x38: /* jmpl */
|
|
{
|
|
TCGv r_pc;
|
|
TCGv_i32 r_const;
|
|
|
|
r_pc = tcg_const_tl(dc->pc);
|
|
gen_movl_TN_reg(rd, r_pc);
|
|
tcg_temp_free(r_pc);
|
|
gen_mov_pc_npc(dc, cpu_cond);
|
|
r_const = tcg_const_i32(3);
|
|
gen_helper_check_align(cpu_dst, r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
tcg_gen_mov_tl(cpu_npc, cpu_dst);
|
|
dc->npc = DYNAMIC_PC;
|
|
}
|
|
goto jmp_insn;
|
|
#if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
|
|
case 0x39: /* rett, V9 return */
|
|
{
|
|
TCGv_i32 r_const;
|
|
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
gen_mov_pc_npc(dc, cpu_cond);
|
|
r_const = tcg_const_i32(3);
|
|
gen_helper_check_align(cpu_dst, r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
tcg_gen_mov_tl(cpu_npc, cpu_dst);
|
|
dc->npc = DYNAMIC_PC;
|
|
gen_helper_rett();
|
|
}
|
|
goto jmp_insn;
|
|
#endif
|
|
case 0x3b: /* flush */
|
|
if (!((dc)->def->features & CPU_FEATURE_FLUSH))
|
|
goto unimp_flush;
|
|
/* nop */
|
|
break;
|
|
case 0x3c: /* save */
|
|
save_state(dc, cpu_cond);
|
|
gen_helper_save();
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
case 0x3d: /* restore */
|
|
save_state(dc, cpu_cond);
|
|
gen_helper_restore();
|
|
gen_movl_TN_reg(rd, cpu_dst);
|
|
break;
|
|
#if !defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64)
|
|
case 0x3e: /* V9 done/retry */
|
|
{
|
|
switch (rd) {
|
|
case 0:
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
dc->npc = DYNAMIC_PC;
|
|
dc->pc = DYNAMIC_PC;
|
|
gen_helper_done();
|
|
goto jmp_insn;
|
|
case 1:
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
dc->npc = DYNAMIC_PC;
|
|
dc->pc = DYNAMIC_PC;
|
|
gen_helper_retry();
|
|
goto jmp_insn;
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
}
|
|
break;
|
|
#endif
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
break;
|
|
case 3: /* load/store instructions */
|
|
{
|
|
unsigned int xop = GET_FIELD(insn, 7, 12);
|
|
|
|
/* flush pending conditional evaluations before exposing
|
|
cpu state */
|
|
if (dc->cc_op != CC_OP_FLAGS) {
|
|
dc->cc_op = CC_OP_FLAGS;
|
|
gen_helper_compute_psr();
|
|
}
|
|
cpu_src1 = get_src1(insn, cpu_src1);
|
|
if (xop == 0x3c || xop == 0x3e) { // V9 casa/casxa
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
tcg_gen_mov_tl(cpu_addr, cpu_src1);
|
|
} else if (IS_IMM) { /* immediate */
|
|
simm = GET_FIELDs(insn, 19, 31);
|
|
tcg_gen_addi_tl(cpu_addr, cpu_src1, simm);
|
|
} else { /* register */
|
|
rs2 = GET_FIELD(insn, 27, 31);
|
|
if (rs2 != 0) {
|
|
gen_movl_reg_TN(rs2, cpu_src2);
|
|
tcg_gen_add_tl(cpu_addr, cpu_src1, cpu_src2);
|
|
} else
|
|
tcg_gen_mov_tl(cpu_addr, cpu_src1);
|
|
}
|
|
if (xop < 4 || (xop > 7 && xop < 0x14 && xop != 0x0e) ||
|
|
(xop > 0x17 && xop <= 0x1d ) ||
|
|
(xop > 0x2c && xop <= 0x33) || xop == 0x1f || xop == 0x3d) {
|
|
switch (xop) {
|
|
case 0x0: /* ld, V9 lduw, load unsigned word */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_ld32u(cpu_val, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0x1: /* ldub, load unsigned byte */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_ld8u(cpu_val, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0x2: /* lduh, load unsigned halfword */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_ld16u(cpu_val, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0x3: /* ldd, load double word */
|
|
if (rd & 1)
|
|
goto illegal_insn;
|
|
else {
|
|
TCGv_i32 r_const;
|
|
|
|
save_state(dc, cpu_cond);
|
|
r_const = tcg_const_i32(7);
|
|
gen_helper_check_align(cpu_addr, r_const); // XXX remove
|
|
tcg_temp_free_i32(r_const);
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_ld64(cpu_tmp64, cpu_addr, dc->mem_idx);
|
|
tcg_gen_trunc_i64_tl(cpu_tmp0, cpu_tmp64);
|
|
tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xffffffffULL);
|
|
gen_movl_TN_reg(rd + 1, cpu_tmp0);
|
|
tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
|
|
tcg_gen_trunc_i64_tl(cpu_val, cpu_tmp64);
|
|
tcg_gen_andi_tl(cpu_val, cpu_val, 0xffffffffULL);
|
|
}
|
|
break;
|
|
case 0x9: /* ldsb, load signed byte */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0xa: /* ldsh, load signed halfword */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_ld16s(cpu_val, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0xd: /* ldstub -- XXX: should be atomically */
|
|
{
|
|
TCGv r_const;
|
|
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
|
|
r_const = tcg_const_tl(0xff);
|
|
tcg_gen_qemu_st8(r_const, cpu_addr, dc->mem_idx);
|
|
tcg_temp_free(r_const);
|
|
}
|
|
break;
|
|
case 0x0f: /* swap, swap register with memory. Also
|
|
atomically */
|
|
CHECK_IU_FEATURE(dc, SWAP);
|
|
gen_movl_reg_TN(rd, cpu_val);
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_ld32u(cpu_tmp0, cpu_addr, dc->mem_idx);
|
|
tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx);
|
|
tcg_gen_mov_tl(cpu_val, cpu_tmp0);
|
|
break;
|
|
#if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
|
|
case 0x10: /* lda, V9 lduwa, load word alternate */
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
save_state(dc, cpu_cond);
|
|
gen_ld_asi(cpu_val, cpu_addr, insn, 4, 0);
|
|
break;
|
|
case 0x11: /* lduba, load unsigned byte alternate */
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
save_state(dc, cpu_cond);
|
|
gen_ld_asi(cpu_val, cpu_addr, insn, 1, 0);
|
|
break;
|
|
case 0x12: /* lduha, load unsigned halfword alternate */
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
save_state(dc, cpu_cond);
|
|
gen_ld_asi(cpu_val, cpu_addr, insn, 2, 0);
|
|
break;
|
|
case 0x13: /* ldda, load double word alternate */
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
if (rd & 1)
|
|
goto illegal_insn;
|
|
save_state(dc, cpu_cond);
|
|
gen_ldda_asi(cpu_val, cpu_addr, insn, rd);
|
|
goto skip_move;
|
|
case 0x19: /* ldsba, load signed byte alternate */
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
save_state(dc, cpu_cond);
|
|
gen_ld_asi(cpu_val, cpu_addr, insn, 1, 1);
|
|
break;
|
|
case 0x1a: /* ldsha, load signed halfword alternate */
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
save_state(dc, cpu_cond);
|
|
gen_ld_asi(cpu_val, cpu_addr, insn, 2, 1);
|
|
break;
|
|
case 0x1d: /* ldstuba -- XXX: should be atomically */
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
save_state(dc, cpu_cond);
|
|
gen_ldstub_asi(cpu_val, cpu_addr, insn);
|
|
break;
|
|
case 0x1f: /* swapa, swap reg with alt. memory. Also
|
|
atomically */
|
|
CHECK_IU_FEATURE(dc, SWAP);
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
save_state(dc, cpu_cond);
|
|
gen_movl_reg_TN(rd, cpu_val);
|
|
gen_swap_asi(cpu_val, cpu_addr, insn);
|
|
break;
|
|
|
|
#ifndef TARGET_SPARC64
|
|
case 0x30: /* ldc */
|
|
case 0x31: /* ldcsr */
|
|
case 0x33: /* lddc */
|
|
goto ncp_insn;
|
|
#endif
|
|
#endif
|
|
#ifdef TARGET_SPARC64
|
|
case 0x08: /* V9 ldsw */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_ld32s(cpu_val, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0x0b: /* V9 ldx */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_ld64(cpu_val, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0x18: /* V9 ldswa */
|
|
save_state(dc, cpu_cond);
|
|
gen_ld_asi(cpu_val, cpu_addr, insn, 4, 1);
|
|
break;
|
|
case 0x1b: /* V9 ldxa */
|
|
save_state(dc, cpu_cond);
|
|
gen_ld_asi(cpu_val, cpu_addr, insn, 8, 0);
|
|
break;
|
|
case 0x2d: /* V9 prefetch, no effect */
|
|
goto skip_move;
|
|
case 0x30: /* V9 ldfa */
|
|
if (gen_trap_ifnofpu(dc, cpu_cond)) {
|
|
goto jmp_insn;
|
|
}
|
|
save_state(dc, cpu_cond);
|
|
gen_ldf_asi(cpu_addr, insn, 4, rd);
|
|
gen_update_fprs_dirty(rd);
|
|
goto skip_move;
|
|
case 0x33: /* V9 lddfa */
|
|
if (gen_trap_ifnofpu(dc, cpu_cond)) {
|
|
goto jmp_insn;
|
|
}
|
|
save_state(dc, cpu_cond);
|
|
gen_ldf_asi(cpu_addr, insn, 8, DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
goto skip_move;
|
|
case 0x3d: /* V9 prefetcha, no effect */
|
|
goto skip_move;
|
|
case 0x32: /* V9 ldqfa */
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
if (gen_trap_ifnofpu(dc, cpu_cond)) {
|
|
goto jmp_insn;
|
|
}
|
|
save_state(dc, cpu_cond);
|
|
gen_ldf_asi(cpu_addr, insn, 16, QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
goto skip_move;
|
|
#endif
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
gen_movl_TN_reg(rd, cpu_val);
|
|
#if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
|
|
skip_move: ;
|
|
#endif
|
|
} else if (xop >= 0x20 && xop < 0x24) {
|
|
if (gen_trap_ifnofpu(dc, cpu_cond))
|
|
goto jmp_insn;
|
|
save_state(dc, cpu_cond);
|
|
switch (xop) {
|
|
case 0x20: /* ldf, load fpreg */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_ld32u(cpu_tmp0, cpu_addr, dc->mem_idx);
|
|
tcg_gen_trunc_tl_i32(cpu_fpr[rd], cpu_tmp0);
|
|
gen_update_fprs_dirty(rd);
|
|
break;
|
|
case 0x21: /* ldfsr, V9 ldxfsr */
|
|
#ifdef TARGET_SPARC64
|
|
gen_address_mask(dc, cpu_addr);
|
|
if (rd == 1) {
|
|
tcg_gen_qemu_ld64(cpu_tmp64, cpu_addr, dc->mem_idx);
|
|
gen_helper_ldxfsr(cpu_tmp64);
|
|
} else {
|
|
tcg_gen_qemu_ld32u(cpu_tmp0, cpu_addr, dc->mem_idx);
|
|
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
|
|
gen_helper_ldfsr(cpu_tmp32);
|
|
}
|
|
#else
|
|
{
|
|
tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx);
|
|
gen_helper_ldfsr(cpu_tmp32);
|
|
}
|
|
#endif
|
|
break;
|
|
case 0x22: /* ldqf, load quad fpreg */
|
|
{
|
|
TCGv_i32 r_const;
|
|
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
r_const = tcg_const_i32(dc->mem_idx);
|
|
gen_address_mask(dc, cpu_addr);
|
|
gen_helper_ldqf(cpu_addr, r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
gen_op_store_QT0_fpr(QFPREG(rd));
|
|
gen_update_fprs_dirty(QFPREG(rd));
|
|
}
|
|
break;
|
|
case 0x23: /* lddf, load double fpreg */
|
|
{
|
|
TCGv_i32 r_const;
|
|
|
|
r_const = tcg_const_i32(dc->mem_idx);
|
|
gen_address_mask(dc, cpu_addr);
|
|
gen_helper_lddf(cpu_addr, r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
gen_op_store_DT0_fpr(DFPREG(rd));
|
|
gen_update_fprs_dirty(DFPREG(rd));
|
|
}
|
|
break;
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
} else if (xop < 8 || (xop >= 0x14 && xop < 0x18) ||
|
|
xop == 0xe || xop == 0x1e) {
|
|
gen_movl_reg_TN(rd, cpu_val);
|
|
switch (xop) {
|
|
case 0x4: /* st, store word */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0x5: /* stb, store byte */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_st8(cpu_val, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0x6: /* sth, store halfword */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_st16(cpu_val, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0x7: /* std, store double word */
|
|
if (rd & 1)
|
|
goto illegal_insn;
|
|
else {
|
|
TCGv_i32 r_const;
|
|
|
|
save_state(dc, cpu_cond);
|
|
gen_address_mask(dc, cpu_addr);
|
|
r_const = tcg_const_i32(7);
|
|
gen_helper_check_align(cpu_addr, r_const); // XXX remove
|
|
tcg_temp_free_i32(r_const);
|
|
gen_movl_reg_TN(rd + 1, cpu_tmp0);
|
|
tcg_gen_concat_tl_i64(cpu_tmp64, cpu_tmp0, cpu_val);
|
|
tcg_gen_qemu_st64(cpu_tmp64, cpu_addr, dc->mem_idx);
|
|
}
|
|
break;
|
|
#if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
|
|
case 0x14: /* sta, V9 stwa, store word alternate */
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
save_state(dc, cpu_cond);
|
|
gen_st_asi(cpu_val, cpu_addr, insn, 4);
|
|
dc->npc = DYNAMIC_PC;
|
|
break;
|
|
case 0x15: /* stba, store byte alternate */
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
save_state(dc, cpu_cond);
|
|
gen_st_asi(cpu_val, cpu_addr, insn, 1);
|
|
dc->npc = DYNAMIC_PC;
|
|
break;
|
|
case 0x16: /* stha, store halfword alternate */
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
save_state(dc, cpu_cond);
|
|
gen_st_asi(cpu_val, cpu_addr, insn, 2);
|
|
dc->npc = DYNAMIC_PC;
|
|
break;
|
|
case 0x17: /* stda, store double word alternate */
|
|
#ifndef TARGET_SPARC64
|
|
if (IS_IMM)
|
|
goto illegal_insn;
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
#endif
|
|
if (rd & 1)
|
|
goto illegal_insn;
|
|
else {
|
|
save_state(dc, cpu_cond);
|
|
gen_stda_asi(cpu_val, cpu_addr, insn, rd);
|
|
}
|
|
break;
|
|
#endif
|
|
#ifdef TARGET_SPARC64
|
|
case 0x0e: /* V9 stx */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_qemu_st64(cpu_val, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0x1e: /* V9 stxa */
|
|
save_state(dc, cpu_cond);
|
|
gen_st_asi(cpu_val, cpu_addr, insn, 8);
|
|
dc->npc = DYNAMIC_PC;
|
|
break;
|
|
#endif
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
} else if (xop > 0x23 && xop < 0x28) {
|
|
if (gen_trap_ifnofpu(dc, cpu_cond))
|
|
goto jmp_insn;
|
|
save_state(dc, cpu_cond);
|
|
switch (xop) {
|
|
case 0x24: /* stf, store fpreg */
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_fpr[rd]);
|
|
tcg_gen_qemu_st32(cpu_tmp0, cpu_addr, dc->mem_idx);
|
|
break;
|
|
case 0x25: /* stfsr, V9 stxfsr */
|
|
#ifdef TARGET_SPARC64
|
|
gen_address_mask(dc, cpu_addr);
|
|
tcg_gen_ld_i64(cpu_tmp64, cpu_env, offsetof(CPUState, fsr));
|
|
if (rd == 1)
|
|
tcg_gen_qemu_st64(cpu_tmp64, cpu_addr, dc->mem_idx);
|
|
else
|
|
tcg_gen_qemu_st32(cpu_tmp64, cpu_addr, dc->mem_idx);
|
|
#else
|
|
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUState, fsr));
|
|
tcg_gen_qemu_st32(cpu_tmp32, cpu_addr, dc->mem_idx);
|
|
#endif
|
|
break;
|
|
case 0x26:
|
|
#ifdef TARGET_SPARC64
|
|
/* V9 stqf, store quad fpreg */
|
|
{
|
|
TCGv_i32 r_const;
|
|
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
gen_op_load_fpr_QT0(QFPREG(rd));
|
|
r_const = tcg_const_i32(dc->mem_idx);
|
|
gen_address_mask(dc, cpu_addr);
|
|
gen_helper_stqf(cpu_addr, r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
}
|
|
break;
|
|
#else /* !TARGET_SPARC64 */
|
|
/* stdfq, store floating point queue */
|
|
#if defined(CONFIG_USER_ONLY)
|
|
goto illegal_insn;
|
|
#else
|
|
if (!supervisor(dc))
|
|
goto priv_insn;
|
|
if (gen_trap_ifnofpu(dc, cpu_cond))
|
|
goto jmp_insn;
|
|
goto nfq_insn;
|
|
#endif
|
|
#endif
|
|
case 0x27: /* stdf, store double fpreg */
|
|
{
|
|
TCGv_i32 r_const;
|
|
|
|
gen_op_load_fpr_DT0(DFPREG(rd));
|
|
r_const = tcg_const_i32(dc->mem_idx);
|
|
gen_address_mask(dc, cpu_addr);
|
|
gen_helper_stdf(cpu_addr, r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
}
|
|
break;
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
} else if (xop > 0x33 && xop < 0x3f) {
|
|
save_state(dc, cpu_cond);
|
|
switch (xop) {
|
|
#ifdef TARGET_SPARC64
|
|
case 0x34: /* V9 stfa */
|
|
if (gen_trap_ifnofpu(dc, cpu_cond)) {
|
|
goto jmp_insn;
|
|
}
|
|
gen_stf_asi(cpu_addr, insn, 4, rd);
|
|
break;
|
|
case 0x36: /* V9 stqfa */
|
|
{
|
|
TCGv_i32 r_const;
|
|
|
|
CHECK_FPU_FEATURE(dc, FLOAT128);
|
|
if (gen_trap_ifnofpu(dc, cpu_cond)) {
|
|
goto jmp_insn;
|
|
}
|
|
r_const = tcg_const_i32(7);
|
|
gen_helper_check_align(cpu_addr, r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
gen_stf_asi(cpu_addr, insn, 16, QFPREG(rd));
|
|
}
|
|
break;
|
|
case 0x37: /* V9 stdfa */
|
|
if (gen_trap_ifnofpu(dc, cpu_cond)) {
|
|
goto jmp_insn;
|
|
}
|
|
gen_stf_asi(cpu_addr, insn, 8, DFPREG(rd));
|
|
break;
|
|
case 0x3c: /* V9 casa */
|
|
gen_cas_asi(cpu_val, cpu_addr, cpu_src2, insn, rd);
|
|
gen_movl_TN_reg(rd, cpu_val);
|
|
break;
|
|
case 0x3e: /* V9 casxa */
|
|
gen_casx_asi(cpu_val, cpu_addr, cpu_src2, insn, rd);
|
|
gen_movl_TN_reg(rd, cpu_val);
|
|
break;
|
|
#else
|
|
case 0x34: /* stc */
|
|
case 0x35: /* stcsr */
|
|
case 0x36: /* stdcq */
|
|
case 0x37: /* stdc */
|
|
goto ncp_insn;
|
|
#endif
|
|
default:
|
|
goto illegal_insn;
|
|
}
|
|
} else
|
|
goto illegal_insn;
|
|
}
|
|
break;
|
|
}
|
|
/* default case for non jump instructions */
|
|
if (dc->npc == DYNAMIC_PC) {
|
|
dc->pc = DYNAMIC_PC;
|
|
gen_op_next_insn();
|
|
} else if (dc->npc == JUMP_PC) {
|
|
/* we can do a static jump */
|
|
gen_branch2(dc, dc->jump_pc[0], dc->jump_pc[1], cpu_cond);
|
|
dc->is_br = 1;
|
|
} else {
|
|
dc->pc = dc->npc;
|
|
dc->npc = dc->npc + 4;
|
|
}
|
|
jmp_insn:
|
|
goto egress;
|
|
illegal_insn:
|
|
{
|
|
TCGv_i32 r_const;
|
|
|
|
save_state(dc, cpu_cond);
|
|
r_const = tcg_const_i32(TT_ILL_INSN);
|
|
gen_helper_raise_exception(r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
dc->is_br = 1;
|
|
}
|
|
goto egress;
|
|
unimp_flush:
|
|
{
|
|
TCGv_i32 r_const;
|
|
|
|
save_state(dc, cpu_cond);
|
|
r_const = tcg_const_i32(TT_UNIMP_FLUSH);
|
|
gen_helper_raise_exception(r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
dc->is_br = 1;
|
|
}
|
|
goto egress;
|
|
#if !defined(CONFIG_USER_ONLY)
|
|
priv_insn:
|
|
{
|
|
TCGv_i32 r_const;
|
|
|
|
save_state(dc, cpu_cond);
|
|
r_const = tcg_const_i32(TT_PRIV_INSN);
|
|
gen_helper_raise_exception(r_const);
|
|
tcg_temp_free_i32(r_const);
|
|
dc->is_br = 1;
|
|
}
|
|
goto egress;
|
|
#endif
|
|
nfpu_insn:
|
|
save_state(dc, cpu_cond);
|
|
gen_op_fpexception_im(FSR_FTT_UNIMPFPOP);
|
|
dc->is_br = 1;
|
|
goto egress;
|
|
#if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
|
|
nfq_insn:
|
|
save_state(dc, cpu_cond);
|
|
gen_op_fpexception_im(FSR_FTT_SEQ_ERROR);
|
|
dc->is_br = 1;
|
|
goto egress;
|
|
#endif
|
|
#ifndef TARGET_SPARC64
|
|
ncp_insn:
|
|
{
|
|
TCGv r_const;
|
|
|
|
save_state(dc, cpu_cond);
|
|
r_const = tcg_const_i32(TT_NCP_INSN);
|
|
gen_helper_raise_exception(r_const);
|
|
tcg_temp_free(r_const);
|
|
dc->is_br = 1;
|
|
}
|
|
goto egress;
|
|
#endif
|
|
egress:
|
|
tcg_temp_free(cpu_tmp1);
|
|
tcg_temp_free(cpu_tmp2);
|
|
}
|
|
|
|
static inline void gen_intermediate_code_internal(TranslationBlock * tb,
|
|
int spc, CPUSPARCState *env)
|
|
{
|
|
target_ulong pc_start, last_pc;
|
|
uint16_t *gen_opc_end;
|
|
DisasContext dc1, *dc = &dc1;
|
|
CPUBreakpoint *bp;
|
|
int j, lj = -1;
|
|
int num_insns;
|
|
int max_insns;
|
|
|
|
memset(dc, 0, sizeof(DisasContext));
|
|
dc->tb = tb;
|
|
pc_start = tb->pc;
|
|
dc->pc = pc_start;
|
|
last_pc = dc->pc;
|
|
dc->npc = (target_ulong) tb->cs_base;
|
|
dc->cc_op = CC_OP_DYNAMIC;
|
|
dc->mem_idx = cpu_mmu_index(env);
|
|
dc->def = env->def;
|
|
dc->fpu_enabled = tb_fpu_enabled(tb->flags);
|
|
dc->address_mask_32bit = tb_am_enabled(tb->flags);
|
|
dc->singlestep = (env->singlestep_enabled || singlestep);
|
|
gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
|
|
|
|
cpu_tmp0 = tcg_temp_new();
|
|
cpu_tmp32 = tcg_temp_new_i32();
|
|
cpu_tmp64 = tcg_temp_new_i64();
|
|
|
|
cpu_dst = tcg_temp_local_new();
|
|
|
|
// loads and stores
|
|
cpu_val = tcg_temp_local_new();
|
|
cpu_addr = tcg_temp_local_new();
|
|
|
|
num_insns = 0;
|
|
max_insns = tb->cflags & CF_COUNT_MASK;
|
|
if (max_insns == 0)
|
|
max_insns = CF_COUNT_MASK;
|
|
gen_icount_start();
|
|
do {
|
|
if (unlikely(!QTAILQ_EMPTY(&env->breakpoints))) {
|
|
QTAILQ_FOREACH(bp, &env->breakpoints, entry) {
|
|
if (bp->pc == dc->pc) {
|
|
if (dc->pc != pc_start)
|
|
save_state(dc, cpu_cond);
|
|
gen_helper_debug();
|
|
tcg_gen_exit_tb(0);
|
|
dc->is_br = 1;
|
|
goto exit_gen_loop;
|
|
}
|
|
}
|
|
}
|
|
if (spc) {
|
|
qemu_log("Search PC...\n");
|
|
j = gen_opc_ptr - gen_opc_buf;
|
|
if (lj < j) {
|
|
lj++;
|
|
while (lj < j)
|
|
gen_opc_instr_start[lj++] = 0;
|
|
gen_opc_pc[lj] = dc->pc;
|
|
gen_opc_npc[lj] = dc->npc;
|
|
gen_opc_instr_start[lj] = 1;
|
|
gen_opc_icount[lj] = num_insns;
|
|
}
|
|
}
|
|
if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
|
|
gen_io_start();
|
|
last_pc = dc->pc;
|
|
disas_sparc_insn(dc);
|
|
num_insns++;
|
|
|
|
if (dc->is_br)
|
|
break;
|
|
/* if the next PC is different, we abort now */
|
|
if (dc->pc != (last_pc + 4))
|
|
break;
|
|
/* if we reach a page boundary, we stop generation so that the
|
|
PC of a TT_TFAULT exception is always in the right page */
|
|
if ((dc->pc & (TARGET_PAGE_SIZE - 1)) == 0)
|
|
break;
|
|
/* if single step mode, we generate only one instruction and
|
|
generate an exception */
|
|
if (dc->singlestep) {
|
|
break;
|
|
}
|
|
} while ((gen_opc_ptr < gen_opc_end) &&
|
|
(dc->pc - pc_start) < (TARGET_PAGE_SIZE - 32) &&
|
|
num_insns < max_insns);
|
|
|
|
exit_gen_loop:
|
|
tcg_temp_free(cpu_addr);
|
|
tcg_temp_free(cpu_val);
|
|
tcg_temp_free(cpu_dst);
|
|
tcg_temp_free_i64(cpu_tmp64);
|
|
tcg_temp_free_i32(cpu_tmp32);
|
|
tcg_temp_free(cpu_tmp0);
|
|
if (tb->cflags & CF_LAST_IO)
|
|
gen_io_end();
|
|
if (!dc->is_br) {
|
|
if (dc->pc != DYNAMIC_PC &&
|
|
(dc->npc != DYNAMIC_PC && dc->npc != JUMP_PC)) {
|
|
/* static PC and NPC: we can use direct chaining */
|
|
gen_goto_tb(dc, 0, dc->pc, dc->npc);
|
|
} else {
|
|
if (dc->pc != DYNAMIC_PC)
|
|
tcg_gen_movi_tl(cpu_pc, dc->pc);
|
|
save_npc(dc, cpu_cond);
|
|
tcg_gen_exit_tb(0);
|
|
}
|
|
}
|
|
gen_icount_end(tb, num_insns);
|
|
*gen_opc_ptr = INDEX_op_end;
|
|
if (spc) {
|
|
j = gen_opc_ptr - gen_opc_buf;
|
|
lj++;
|
|
while (lj <= j)
|
|
gen_opc_instr_start[lj++] = 0;
|
|
#if 0
|
|
log_page_dump();
|
|
#endif
|
|
gen_opc_jump_pc[0] = dc->jump_pc[0];
|
|
gen_opc_jump_pc[1] = dc->jump_pc[1];
|
|
} else {
|
|
tb->size = last_pc + 4 - pc_start;
|
|
tb->icount = num_insns;
|
|
}
|
|
#ifdef DEBUG_DISAS
|
|
if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
|
|
qemu_log("--------------\n");
|
|
qemu_log("IN: %s\n", lookup_symbol(pc_start));
|
|
log_target_disas(pc_start, last_pc + 4 - pc_start, 0);
|
|
qemu_log("\n");
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void gen_intermediate_code(CPUSPARCState * env, TranslationBlock * tb)
|
|
{
|
|
gen_intermediate_code_internal(tb, 0, env);
|
|
}
|
|
|
|
void gen_intermediate_code_pc(CPUSPARCState * env, TranslationBlock * tb)
|
|
{
|
|
gen_intermediate_code_internal(tb, 1, env);
|
|
}
|
|
|
|
void gen_intermediate_code_init(CPUSPARCState *env)
|
|
{
|
|
unsigned int i;
|
|
static int inited;
|
|
static const char * const gregnames[8] = {
|
|
NULL, // g0 not used
|
|
"g1",
|
|
"g2",
|
|
"g3",
|
|
"g4",
|
|
"g5",
|
|
"g6",
|
|
"g7",
|
|
};
|
|
static const char * const fregnames[64] = {
|
|
"f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
|
|
"f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
|
|
"f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
|
|
"f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31",
|
|
"f32", "f33", "f34", "f35", "f36", "f37", "f38", "f39",
|
|
"f40", "f41", "f42", "f43", "f44", "f45", "f46", "f47",
|
|
"f48", "f49", "f50", "f51", "f52", "f53", "f54", "f55",
|
|
"f56", "f57", "f58", "f59", "f60", "f61", "f62", "f63",
|
|
};
|
|
|
|
/* init various static tables */
|
|
if (!inited) {
|
|
inited = 1;
|
|
|
|
cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
|
|
cpu_regwptr = tcg_global_mem_new_ptr(TCG_AREG0,
|
|
offsetof(CPUState, regwptr),
|
|
"regwptr");
|
|
#ifdef TARGET_SPARC64
|
|
cpu_xcc = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, xcc),
|
|
"xcc");
|
|
cpu_asi = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, asi),
|
|
"asi");
|
|
cpu_fprs = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, fprs),
|
|
"fprs");
|
|
cpu_gsr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, gsr),
|
|
"gsr");
|
|
cpu_tick_cmpr = tcg_global_mem_new(TCG_AREG0,
|
|
offsetof(CPUState, tick_cmpr),
|
|
"tick_cmpr");
|
|
cpu_stick_cmpr = tcg_global_mem_new(TCG_AREG0,
|
|
offsetof(CPUState, stick_cmpr),
|
|
"stick_cmpr");
|
|
cpu_hstick_cmpr = tcg_global_mem_new(TCG_AREG0,
|
|
offsetof(CPUState, hstick_cmpr),
|
|
"hstick_cmpr");
|
|
cpu_hintp = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, hintp),
|
|
"hintp");
|
|
cpu_htba = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, htba),
|
|
"htba");
|
|
cpu_hver = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, hver),
|
|
"hver");
|
|
cpu_ssr = tcg_global_mem_new(TCG_AREG0,
|
|
offsetof(CPUState, ssr), "ssr");
|
|
cpu_ver = tcg_global_mem_new(TCG_AREG0,
|
|
offsetof(CPUState, version), "ver");
|
|
cpu_softint = tcg_global_mem_new_i32(TCG_AREG0,
|
|
offsetof(CPUState, softint),
|
|
"softint");
|
|
#else
|
|
cpu_wim = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, wim),
|
|
"wim");
|
|
#endif
|
|
cpu_cond = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, cond),
|
|
"cond");
|
|
cpu_cc_src = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, cc_src),
|
|
"cc_src");
|
|
cpu_cc_src2 = tcg_global_mem_new(TCG_AREG0,
|
|
offsetof(CPUState, cc_src2),
|
|
"cc_src2");
|
|
cpu_cc_dst = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, cc_dst),
|
|
"cc_dst");
|
|
cpu_cc_op = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, cc_op),
|
|
"cc_op");
|
|
cpu_psr = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, psr),
|
|
"psr");
|
|
cpu_fsr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, fsr),
|
|
"fsr");
|
|
cpu_pc = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, pc),
|
|
"pc");
|
|
cpu_npc = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, npc),
|
|
"npc");
|
|
cpu_y = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, y), "y");
|
|
#ifndef CONFIG_USER_ONLY
|
|
cpu_tbr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, tbr),
|
|
"tbr");
|
|
#endif
|
|
for (i = 1; i < 8; i++)
|
|
cpu_gregs[i] = tcg_global_mem_new(TCG_AREG0,
|
|
offsetof(CPUState, gregs[i]),
|
|
gregnames[i]);
|
|
for (i = 0; i < TARGET_FPREGS; i++)
|
|
cpu_fpr[i] = tcg_global_mem_new_i32(TCG_AREG0,
|
|
offsetof(CPUState, fpr[i]),
|
|
fregnames[i]);
|
|
|
|
/* register helpers */
|
|
|
|
#define GEN_HELPER 2
|
|
#include "helper.h"
|
|
}
|
|
}
|
|
|
|
void restore_state_to_opc(CPUState *env, TranslationBlock *tb, int pc_pos)
|
|
{
|
|
target_ulong npc;
|
|
env->pc = gen_opc_pc[pc_pos];
|
|
npc = gen_opc_npc[pc_pos];
|
|
if (npc == 1) {
|
|
/* dynamic NPC: already stored */
|
|
} else if (npc == 2) {
|
|
/* jump PC: use 'cond' and the jump targets of the translation */
|
|
if (env->cond) {
|
|
env->npc = gen_opc_jump_pc[0];
|
|
} else {
|
|
env->npc = gen_opc_jump_pc[1];
|
|
}
|
|
} else {
|
|
env->npc = npc;
|
|
}
|
|
|
|
/* flush pending conditional evaluations before exposing cpu state */
|
|
if (CC_OP != CC_OP_FLAGS) {
|
|
helper_compute_psr();
|
|
}
|
|
}
|