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xemu/target-sparc/op.c
ths bd59780c46 Fix floating point to integer conversion, by Aurelien Jarno. 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2413 c046a42c-6fe2-441c-8c8c-71466251a162
2007-02-10 22:58:02 +00:00

1607 lines
28 KiB
C
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/*
SPARC micro operations
Copyright (C) 2003 Thomas M. Ogrisegg <tom@fnord.at>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "exec.h"
/*XXX*/
#define REGNAME g0
#define REG (env->gregs[0])
#include "op_template.h"
#define REGNAME g1
#define REG (env->gregs[1])
#include "op_template.h"
#define REGNAME g2
#define REG (env->gregs[2])
#include "op_template.h"
#define REGNAME g3
#define REG (env->gregs[3])
#include "op_template.h"
#define REGNAME g4
#define REG (env->gregs[4])
#include "op_template.h"
#define REGNAME g5
#define REG (env->gregs[5])
#include "op_template.h"
#define REGNAME g6
#define REG (env->gregs[6])
#include "op_template.h"
#define REGNAME g7
#define REG (env->gregs[7])
#include "op_template.h"
#define REGNAME i0
#define REG (REGWPTR[16])
#include "op_template.h"
#define REGNAME i1
#define REG (REGWPTR[17])
#include "op_template.h"
#define REGNAME i2
#define REG (REGWPTR[18])
#include "op_template.h"
#define REGNAME i3
#define REG (REGWPTR[19])
#include "op_template.h"
#define REGNAME i4
#define REG (REGWPTR[20])
#include "op_template.h"
#define REGNAME i5
#define REG (REGWPTR[21])
#include "op_template.h"
#define REGNAME i6
#define REG (REGWPTR[22])
#include "op_template.h"
#define REGNAME i7
#define REG (REGWPTR[23])
#include "op_template.h"
#define REGNAME l0
#define REG (REGWPTR[8])
#include "op_template.h"
#define REGNAME l1
#define REG (REGWPTR[9])
#include "op_template.h"
#define REGNAME l2
#define REG (REGWPTR[10])
#include "op_template.h"
#define REGNAME l3
#define REG (REGWPTR[11])
#include "op_template.h"
#define REGNAME l4
#define REG (REGWPTR[12])
#include "op_template.h"
#define REGNAME l5
#define REG (REGWPTR[13])
#include "op_template.h"
#define REGNAME l6
#define REG (REGWPTR[14])
#include "op_template.h"
#define REGNAME l7
#define REG (REGWPTR[15])
#include "op_template.h"
#define REGNAME o0
#define REG (REGWPTR[0])
#include "op_template.h"
#define REGNAME o1
#define REG (REGWPTR[1])
#include "op_template.h"
#define REGNAME o2
#define REG (REGWPTR[2])
#include "op_template.h"
#define REGNAME o3
#define REG (REGWPTR[3])
#include "op_template.h"
#define REGNAME o4
#define REG (REGWPTR[4])
#include "op_template.h"
#define REGNAME o5
#define REG (REGWPTR[5])
#include "op_template.h"
#define REGNAME o6
#define REG (REGWPTR[6])
#include "op_template.h"
#define REGNAME o7
#define REG (REGWPTR[7])
#include "op_template.h"
#define REGNAME f0
#define REG (env->fpr[0])
#include "fop_template.h"
#define REGNAME f1
#define REG (env->fpr[1])
#include "fop_template.h"
#define REGNAME f2
#define REG (env->fpr[2])
#include "fop_template.h"
#define REGNAME f3
#define REG (env->fpr[3])
#include "fop_template.h"
#define REGNAME f4
#define REG (env->fpr[4])
#include "fop_template.h"
#define REGNAME f5
#define REG (env->fpr[5])
#include "fop_template.h"
#define REGNAME f6
#define REG (env->fpr[6])
#include "fop_template.h"
#define REGNAME f7
#define REG (env->fpr[7])
#include "fop_template.h"
#define REGNAME f8
#define REG (env->fpr[8])
#include "fop_template.h"
#define REGNAME f9
#define REG (env->fpr[9])
#include "fop_template.h"
#define REGNAME f10
#define REG (env->fpr[10])
#include "fop_template.h"
#define REGNAME f11
#define REG (env->fpr[11])
#include "fop_template.h"
#define REGNAME f12
#define REG (env->fpr[12])
#include "fop_template.h"
#define REGNAME f13
#define REG (env->fpr[13])
#include "fop_template.h"
#define REGNAME f14
#define REG (env->fpr[14])
#include "fop_template.h"
#define REGNAME f15
#define REG (env->fpr[15])
#include "fop_template.h"
#define REGNAME f16
#define REG (env->fpr[16])
#include "fop_template.h"
#define REGNAME f17
#define REG (env->fpr[17])
#include "fop_template.h"
#define REGNAME f18
#define REG (env->fpr[18])
#include "fop_template.h"
#define REGNAME f19
#define REG (env->fpr[19])
#include "fop_template.h"
#define REGNAME f20
#define REG (env->fpr[20])
#include "fop_template.h"
#define REGNAME f21
#define REG (env->fpr[21])
#include "fop_template.h"
#define REGNAME f22
#define REG (env->fpr[22])
#include "fop_template.h"
#define REGNAME f23
#define REG (env->fpr[23])
#include "fop_template.h"
#define REGNAME f24
#define REG (env->fpr[24])
#include "fop_template.h"
#define REGNAME f25
#define REG (env->fpr[25])
#include "fop_template.h"
#define REGNAME f26
#define REG (env->fpr[26])
#include "fop_template.h"
#define REGNAME f27
#define REG (env->fpr[27])
#include "fop_template.h"
#define REGNAME f28
#define REG (env->fpr[28])
#include "fop_template.h"
#define REGNAME f29
#define REG (env->fpr[29])
#include "fop_template.h"
#define REGNAME f30
#define REG (env->fpr[30])
#include "fop_template.h"
#define REGNAME f31
#define REG (env->fpr[31])
#include "fop_template.h"
#ifdef TARGET_SPARC64
#define REGNAME f32
#define REG (env->fpr[32])
#include "fop_template.h"
#define REGNAME f34
#define REG (env->fpr[34])
#include "fop_template.h"
#define REGNAME f36
#define REG (env->fpr[36])
#include "fop_template.h"
#define REGNAME f38
#define REG (env->fpr[38])
#include "fop_template.h"
#define REGNAME f40
#define REG (env->fpr[40])
#include "fop_template.h"
#define REGNAME f42
#define REG (env->fpr[42])
#include "fop_template.h"
#define REGNAME f44
#define REG (env->fpr[44])
#include "fop_template.h"
#define REGNAME f46
#define REG (env->fpr[46])
#include "fop_template.h"
#define REGNAME f48
#define REG (env->fpr[47])
#include "fop_template.h"
#define REGNAME f50
#define REG (env->fpr[50])
#include "fop_template.h"
#define REGNAME f52
#define REG (env->fpr[52])
#include "fop_template.h"
#define REGNAME f54
#define REG (env->fpr[54])
#include "fop_template.h"
#define REGNAME f56
#define REG (env->fpr[56])
#include "fop_template.h"
#define REGNAME f58
#define REG (env->fpr[58])
#include "fop_template.h"
#define REGNAME f60
#define REG (env->fpr[60])
#include "fop_template.h"
#define REGNAME f62
#define REG (env->fpr[62])
#include "fop_template.h"
#endif
#ifdef TARGET_SPARC64
#ifdef WORDS_BIGENDIAN
typedef union UREG64 {
struct { uint16_t v3, v2, v1, v0; } w;
struct { uint32_t v1, v0; } l;
uint64_t q;
} UREG64;
#else
typedef union UREG64 {
struct { uint16_t v0, v1, v2, v3; } w;
struct { uint32_t v0, v1; } l;
uint64_t q;
} UREG64;
#endif
#define PARAMQ1 \
({\
UREG64 __p;\
__p.l.v1 = PARAM1;\
__p.l.v0 = PARAM2;\
__p.q;\
})
void OPPROTO op_movq_T0_im64(void)
{
T0 = PARAMQ1;
}
void OPPROTO op_movq_T1_im64(void)
{
T1 = PARAMQ1;
}
#define XFLAG_SET(x) ((env->xcc&x)?1:0)
#else
#define EIP (env->pc)
#endif
#define FLAG_SET(x) ((env->psr&x)?1:0)
void OPPROTO op_movl_T0_0(void)
{
T0 = 0;
}
void OPPROTO op_movl_T0_im(void)
{
T0 = (uint32_t)PARAM1;
}
void OPPROTO op_movl_T1_im(void)
{
T1 = (uint32_t)PARAM1;
}
void OPPROTO op_movl_T2_im(void)
{
T2 = (uint32_t)PARAM1;
}
void OPPROTO op_movl_T0_sim(void)
{
T0 = (int32_t)PARAM1;
}
void OPPROTO op_movl_T1_sim(void)
{
T1 = (int32_t)PARAM1;
}
void OPPROTO op_movl_T2_sim(void)
{
T2 = (int32_t)PARAM1;
}
void OPPROTO op_movl_T0_env(void)
{
T0 = *(uint32_t *)((char *)env + PARAM1);
}
void OPPROTO op_movl_env_T0(void)
{
*(uint32_t *)((char *)env + PARAM1) = T0;
}
void OPPROTO op_movtl_T0_env(void)
{
T0 = *(target_ulong *)((char *)env + PARAM1);
}
void OPPROTO op_movtl_env_T0(void)
{
*(target_ulong *)((char *)env + PARAM1) = T0;
}
void OPPROTO op_add_T1_T0(void)
{
T0 += T1;
}
void OPPROTO op_add_T1_T0_cc(void)
{
target_ulong src1;
src1 = T0;
T0 += T1;
env->psr = 0;
#ifdef TARGET_SPARC64
if (!(T0 & 0xffffffff))
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
if ((T0 & 0xffffffff) < (src1 & 0xffffffff))
env->psr |= PSR_CARRY;
if ((((src1 & 0xffffffff) ^ (T1 & 0xffffffff) ^ -1) &
((src1 & 0xffffffff) ^ (T0 & 0xffffffff))) & (1 << 31))
env->psr |= PSR_OVF;
env->xcc = 0;
if (!T0)
env->xcc |= PSR_ZERO;
if ((int64_t) T0 < 0)
env->xcc |= PSR_NEG;
if (T0 < src1)
env->xcc |= PSR_CARRY;
if (((src1 ^ T1 ^ -1) & (src1 ^ T0)) & (1ULL << 63))
env->xcc |= PSR_OVF;
#else
if (!T0)
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
if (T0 < src1)
env->psr |= PSR_CARRY;
if (((src1 ^ T1 ^ -1) & (src1 ^ T0)) & (1 << 31))
env->psr |= PSR_OVF;
#endif
FORCE_RET();
}
void OPPROTO op_addx_T1_T0(void)
{
T0 += T1 + FLAG_SET(PSR_CARRY);
}
void OPPROTO op_addx_T1_T0_cc(void)
{
target_ulong src1;
src1 = T0;
if (FLAG_SET(PSR_CARRY))
{
T0 += T1 + 1;
env->psr = 0;
#ifdef TARGET_SPARC64
if ((T0 & 0xffffffff) <= (src1 & 0xffffffff))
env->psr |= PSR_CARRY;
env->xcc = 0;
if (T0 <= src1)
env->xcc |= PSR_CARRY;
#else
if (T0 <= src1)
env->psr |= PSR_CARRY;
#endif
}
else
{
T0 += T1;
env->psr = 0;
#ifdef TARGET_SPARC64
if ((T0 & 0xffffffff) < (src1 & 0xffffffff))
env->psr |= PSR_CARRY;
env->xcc = 0;
if (T0 < src1)
env->xcc |= PSR_CARRY;
#else
if (T0 < src1)
env->psr |= PSR_CARRY;
#endif
}
#ifdef TARGET_SPARC64
if (!(T0 & 0xffffffff))
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
if ((((src1 & 0xffffffff) ^ (T1 & 0xffffffff) ^ -1) &
((src1 & 0xffffffff) ^ (T0 & 0xffffffff))) & (1 << 31))
env->psr |= PSR_OVF;
if (!T0)
env->xcc |= PSR_ZERO;
if ((int64_t) T0 < 0)
env->xcc |= PSR_NEG;
if (((src1 ^ T1 ^ -1) & (src1 ^ T0)) & (1ULL << 63))
env->xcc |= PSR_OVF;
#else
if (!T0)
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
if (((src1 ^ T1 ^ -1) & (src1 ^ T0)) & (1 << 31))
env->psr |= PSR_OVF;
#endif
FORCE_RET();
}
void OPPROTO op_sub_T1_T0(void)
{
T0 -= T1;
}
void OPPROTO op_sub_T1_T0_cc(void)
{
target_ulong src1;
src1 = T0;
T0 -= T1;
env->psr = 0;
#ifdef TARGET_SPARC64
if (!(T0 & 0xffffffff))
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
if ((src1 & 0xffffffff) < (T1 & 0xffffffff))
env->psr |= PSR_CARRY;
if ((((src1 & 0xffffffff) ^ (T1 & 0xffffffff)) &
((src1 & 0xffffffff) ^ (T0 & 0xffffffff))) & (1 << 31))
env->psr |= PSR_OVF;
env->xcc = 0;
if (!T0)
env->xcc |= PSR_ZERO;
if ((int64_t) T0 < 0)
env->xcc |= PSR_NEG;
if (src1 < T1)
env->xcc |= PSR_CARRY;
if (((src1 ^ T1) & (src1 ^ T0)) & (1ULL << 63))
env->xcc |= PSR_OVF;
#else
if (!T0)
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
if (src1 < T1)
env->psr |= PSR_CARRY;
if (((src1 ^ T1) & (src1 ^ T0)) & (1 << 31))
env->psr |= PSR_OVF;
#endif
FORCE_RET();
}
void OPPROTO op_subx_T1_T0(void)
{
T0 -= T1 + FLAG_SET(PSR_CARRY);
}
void OPPROTO op_subx_T1_T0_cc(void)
{
target_ulong src1;
src1 = T0;
if (FLAG_SET(PSR_CARRY))
{
T0 -= T1 + 1;
env->psr = 0;
#ifdef TARGET_SPARC64
if ((src1 & 0xffffffff) <= (T1 & 0xffffffff))
env->psr |= PSR_CARRY;
env->xcc = 0;
if (src1 <= T1)
env->xcc |= PSR_CARRY;
#else
if (src1 <= T1)
env->psr |= PSR_CARRY;
#endif
}
else
{
T0 -= T1;
env->psr = 0;
#ifdef TARGET_SPARC64
if ((src1 & 0xffffffff) < (T1 & 0xffffffff))
env->psr |= PSR_CARRY;
env->xcc = 0;
if (src1 < T1)
env->xcc |= PSR_CARRY;
#else
if (src1 < T1)
env->psr |= PSR_CARRY;
#endif
}
#ifdef TARGET_SPARC64
if (!(T0 & 0xffffffff))
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
if ((((src1 & 0xffffffff) ^ (T1 & 0xffffffff)) &
((src1 & 0xffffffff) ^ (T0 & 0xffffffff))) & (1 << 31))
env->psr |= PSR_OVF;
if (!T0)
env->xcc |= PSR_ZERO;
if ((int64_t) T0 < 0)
env->xcc |= PSR_NEG;
if (((src1 ^ T1) & (src1 ^ T0)) & (1ULL << 63))
env->xcc |= PSR_OVF;
#else
if (!T0)
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
if (((src1 ^ T1) & (src1 ^ T0)) & (1 << 31))
env->psr |= PSR_OVF;
#endif
FORCE_RET();
}
void OPPROTO op_and_T1_T0(void)
{
T0 &= T1;
}
void OPPROTO op_or_T1_T0(void)
{
T0 |= T1;
}
void OPPROTO op_xor_T1_T0(void)
{
T0 ^= T1;
}
void OPPROTO op_andn_T1_T0(void)
{
T0 &= ~T1;
}
void OPPROTO op_orn_T1_T0(void)
{
T0 |= ~T1;
}
void OPPROTO op_xnor_T1_T0(void)
{
T0 ^= ~T1;
}
void OPPROTO op_umul_T1_T0(void)
{
uint64_t res;
res = (uint64_t) T0 * (uint64_t) T1;
#ifdef TARGET_SPARC64
T0 = res;
#else
T0 = res & 0xffffffff;
#endif
env->y = res >> 32;
}
void OPPROTO op_smul_T1_T0(void)
{
uint64_t res;
res = (int64_t) ((int32_t) T0) * (int64_t) ((int32_t) T1);
#ifdef TARGET_SPARC64
T0 = res;
#else
T0 = res & 0xffffffff;
#endif
env->y = res >> 32;
}
void OPPROTO op_mulscc_T1_T0(void)
{
unsigned int b1, N, V, b2;
target_ulong src1;
N = FLAG_SET(PSR_NEG);
V = FLAG_SET(PSR_OVF);
b1 = N ^ V;
b2 = T0 & 1;
T0 = (b1 << 31) | (T0 >> 1);
if (!(env->y & 1))
T1 = 0;
/* do addition and update flags */
src1 = T0;
T0 += T1;
env->psr = 0;
if (!T0)
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
if (T0 < src1)
env->psr |= PSR_CARRY;
if (((src1 ^ T1 ^ -1) & (src1 ^ T0)) & (1 << 31))
env->psr |= PSR_OVF;
env->y = (b2 << 31) | (env->y >> 1);
FORCE_RET();
}
void OPPROTO op_udiv_T1_T0(void)
{
uint64_t x0;
uint32_t x1;
x0 = T0 | ((uint64_t) (env->y) << 32);
x1 = T1;
x0 = x0 / x1;
if (x0 > 0xffffffff) {
T0 = 0xffffffff;
T1 = 1;
} else {
T0 = x0;
T1 = 0;
}
FORCE_RET();
}
void OPPROTO op_sdiv_T1_T0(void)
{
int64_t x0;
int32_t x1;
x0 = T0 | ((int64_t) (env->y) << 32);
x1 = T1;
x0 = x0 / x1;
if ((int32_t) x0 != x0) {
T0 = x0 < 0? 0x80000000: 0x7fffffff;
T1 = 1;
} else {
T0 = x0;
T1 = 0;
}
FORCE_RET();
}
void OPPROTO op_div_cc(void)
{
env->psr = 0;
#ifdef TARGET_SPARC64
if (!T0)
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
if (T1)
env->psr |= PSR_OVF;
env->xcc = 0;
if (!T0)
env->xcc |= PSR_ZERO;
if ((int64_t) T0 < 0)
env->xcc |= PSR_NEG;
#else
if (!T0)
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
if (T1)
env->psr |= PSR_OVF;
#endif
FORCE_RET();
}
#ifdef TARGET_SPARC64
void OPPROTO op_mulx_T1_T0(void)
{
T0 *= T1;
FORCE_RET();
}
void OPPROTO op_udivx_T1_T0(void)
{
T0 /= T1;
FORCE_RET();
}
void OPPROTO op_sdivx_T1_T0(void)
{
if (T0 == INT64_MIN && T1 == -1)
T0 = INT64_MIN;
else
T0 /= (target_long) T1;
FORCE_RET();
}
#endif
void OPPROTO op_logic_T0_cc(void)
{
env->psr = 0;
#ifdef TARGET_SPARC64
if (!(T0 & 0xffffffff))
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
env->xcc = 0;
if (!T0)
env->xcc |= PSR_ZERO;
if ((int64_t) T0 < 0)
env->xcc |= PSR_NEG;
#else
if (!T0)
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
#endif
FORCE_RET();
}
void OPPROTO op_sll(void)
{
T0 <<= T1;
}
#ifdef TARGET_SPARC64
void OPPROTO op_srl(void)
{
T0 = (T0 & 0xffffffff) >> T1;
}
void OPPROTO op_srlx(void)
{
T0 >>= T1;
}
void OPPROTO op_sra(void)
{
T0 = ((int32_t) (T0 & 0xffffffff)) >> T1;
}
void OPPROTO op_srax(void)
{
T0 = ((int64_t) T0) >> T1;
}
#else
void OPPROTO op_srl(void)
{
T0 >>= T1;
}
void OPPROTO op_sra(void)
{
T0 = ((int32_t) T0) >> T1;
}
#endif
/* Load and store */
#define MEMSUFFIX _raw
#include "op_mem.h"
#if !defined(CONFIG_USER_ONLY)
#define MEMSUFFIX _user
#include "op_mem.h"
#define MEMSUFFIX _kernel
#include "op_mem.h"
#endif
void OPPROTO op_ldfsr(void)
{
PUT_FSR32(env, *((uint32_t *) &FT0));
helper_ldfsr();
}
void OPPROTO op_stfsr(void)
{
*((uint32_t *) &FT0) = GET_FSR32(env);
}
#ifndef TARGET_SPARC64
void OPPROTO op_rdpsr(void)
{
do_rdpsr();
}
void OPPROTO op_wrpsr(void)
{
do_wrpsr();
FORCE_RET();
}
void OPPROTO op_wrwim(void)
{
#if NWINDOWS == 32
env->wim = T0;
#else
env->wim = T0 & ((1 << NWINDOWS) - 1);
#endif
}
void OPPROTO op_rett(void)
{
helper_rett();
FORCE_RET();
}
/* XXX: use another pointer for %iN registers to avoid slow wrapping
handling ? */
void OPPROTO op_save(void)
{
uint32_t cwp;
cwp = (env->cwp - 1) & (NWINDOWS - 1);
if (env->wim & (1 << cwp)) {
raise_exception(TT_WIN_OVF);
}
set_cwp(cwp);
FORCE_RET();
}
void OPPROTO op_restore(void)
{
uint32_t cwp;
cwp = (env->cwp + 1) & (NWINDOWS - 1);
if (env->wim & (1 << cwp)) {
raise_exception(TT_WIN_UNF);
}
set_cwp(cwp);
FORCE_RET();
}
#else
void OPPROTO op_rdccr(void)
{
T0 = GET_CCR(env);
}
void OPPROTO op_wrccr(void)
{
PUT_CCR(env, T0);
}
void OPPROTO op_rdtick(void)
{
T0 = 0; // XXX read cycle counter and bit 31
}
void OPPROTO op_wrtick(void)
{
// XXX write cycle counter and bit 31
}
void OPPROTO op_rdtpc(void)
{
T0 = env->tpc[env->tl];
}
void OPPROTO op_wrtpc(void)
{
env->tpc[env->tl] = T0;
}
void OPPROTO op_rdtnpc(void)
{
T0 = env->tnpc[env->tl];
}
void OPPROTO op_wrtnpc(void)
{
env->tnpc[env->tl] = T0;
}
void OPPROTO op_rdtstate(void)
{
T0 = env->tstate[env->tl];
}
void OPPROTO op_wrtstate(void)
{
env->tstate[env->tl] = T0;
}
void OPPROTO op_rdtt(void)
{
T0 = env->tt[env->tl];
}
void OPPROTO op_wrtt(void)
{
env->tt[env->tl] = T0;
}
void OPPROTO op_rdpstate(void)
{
T0 = env->pstate;
}
void OPPROTO op_wrpstate(void)
{
do_wrpstate();
}
// CWP handling is reversed in V9, but we still use the V8 register
// order.
void OPPROTO op_rdcwp(void)
{
T0 = NWINDOWS - 1 - env->cwp;
}
void OPPROTO op_wrcwp(void)
{
env->cwp = NWINDOWS - 1 - T0;
}
/* XXX: use another pointer for %iN registers to avoid slow wrapping
handling ? */
void OPPROTO op_save(void)
{
uint32_t cwp;
cwp = (env->cwp - 1) & (NWINDOWS - 1);
if (env->cansave == 0) {
raise_exception(TT_SPILL | (env->otherwin != 0 ?
(TT_WOTHER | ((env->wstate & 0x38) >> 1)):
((env->wstate & 0x7) << 2)));
} else {
if (env->cleanwin - env->canrestore == 0) {
// XXX Clean windows without trap
raise_exception(TT_CLRWIN);
} else {
env->cansave--;
env->canrestore++;
set_cwp(cwp);
}
}
FORCE_RET();
}
void OPPROTO op_restore(void)
{
uint32_t cwp;
cwp = (env->cwp + 1) & (NWINDOWS - 1);
if (env->canrestore == 0) {
raise_exception(TT_FILL | (env->otherwin != 0 ?
(TT_WOTHER | ((env->wstate & 0x38) >> 1)):
((env->wstate & 0x7) << 2)));
} else {
env->cansave++;
env->canrestore--;
set_cwp(cwp);
}
FORCE_RET();
}
#endif
void OPPROTO op_exception(void)
{
env->exception_index = PARAM1;
cpu_loop_exit();
}
void OPPROTO op_trap_T0(void)
{
env->exception_index = TT_TRAP + (T0 & 0x7f);
cpu_loop_exit();
}
void OPPROTO op_trapcc_T0(void)
{
if (T2) {
env->exception_index = TT_TRAP + (T0 & 0x7f);
cpu_loop_exit();
}
FORCE_RET();
}
void OPPROTO op_fpexception_im(void)
{
env->exception_index = TT_FP_EXCP;
env->fsr &= ~FSR_FTT_MASK;
env->fsr |= PARAM1;
cpu_loop_exit();
FORCE_RET();
}
void OPPROTO op_debug(void)
{
helper_debug();
}
void OPPROTO op_exit_tb(void)
{
EXIT_TB();
}
void OPPROTO op_eval_ba(void)
{
T2 = 1;
}
void OPPROTO op_eval_be(void)
{
T2 = FLAG_SET(PSR_ZERO);
}
void OPPROTO op_eval_ble(void)
{
target_ulong Z = FLAG_SET(PSR_ZERO), N = FLAG_SET(PSR_NEG), V = FLAG_SET(PSR_OVF);
T2 = Z | (N ^ V);
}
void OPPROTO op_eval_bl(void)
{
target_ulong N = FLAG_SET(PSR_NEG), V = FLAG_SET(PSR_OVF);
T2 = N ^ V;
}
void OPPROTO op_eval_bleu(void)
{
target_ulong Z = FLAG_SET(PSR_ZERO), C = FLAG_SET(PSR_CARRY);
T2 = C | Z;
}
void OPPROTO op_eval_bcs(void)
{
T2 = FLAG_SET(PSR_CARRY);
}
void OPPROTO op_eval_bvs(void)
{
T2 = FLAG_SET(PSR_OVF);
}
void OPPROTO op_eval_bn(void)
{
T2 = 0;
}
void OPPROTO op_eval_bneg(void)
{
T2 = FLAG_SET(PSR_NEG);
}
void OPPROTO op_eval_bne(void)
{
T2 = !FLAG_SET(PSR_ZERO);
}
void OPPROTO op_eval_bg(void)
{
target_ulong Z = FLAG_SET(PSR_ZERO), N = FLAG_SET(PSR_NEG), V = FLAG_SET(PSR_OVF);
T2 = !(Z | (N ^ V));
}
void OPPROTO op_eval_bge(void)
{
target_ulong N = FLAG_SET(PSR_NEG), V = FLAG_SET(PSR_OVF);
T2 = !(N ^ V);
}
void OPPROTO op_eval_bgu(void)
{
target_ulong Z = FLAG_SET(PSR_ZERO), C = FLAG_SET(PSR_CARRY);
T2 = !(C | Z);
}
void OPPROTO op_eval_bcc(void)
{
T2 = !FLAG_SET(PSR_CARRY);
}
void OPPROTO op_eval_bpos(void)
{
T2 = !FLAG_SET(PSR_NEG);
}
void OPPROTO op_eval_bvc(void)
{
T2 = !FLAG_SET(PSR_OVF);
}
#ifdef TARGET_SPARC64
void OPPROTO op_eval_xbe(void)
{
T2 = XFLAG_SET(PSR_ZERO);
}
void OPPROTO op_eval_xble(void)
{
target_ulong Z = XFLAG_SET(PSR_ZERO), N = XFLAG_SET(PSR_NEG), V = XFLAG_SET(PSR_OVF);
T2 = Z | (N ^ V);
}
void OPPROTO op_eval_xbl(void)
{
target_ulong N = XFLAG_SET(PSR_NEG), V = XFLAG_SET(PSR_OVF);
T2 = N ^ V;
}
void OPPROTO op_eval_xbleu(void)
{
target_ulong Z = XFLAG_SET(PSR_ZERO), C = XFLAG_SET(PSR_CARRY);
T2 = C | Z;
}
void OPPROTO op_eval_xbcs(void)
{
T2 = XFLAG_SET(PSR_CARRY);
}
void OPPROTO op_eval_xbvs(void)
{
T2 = XFLAG_SET(PSR_OVF);
}
void OPPROTO op_eval_xbneg(void)
{
T2 = XFLAG_SET(PSR_NEG);
}
void OPPROTO op_eval_xbne(void)
{
T2 = !XFLAG_SET(PSR_ZERO);
}
void OPPROTO op_eval_xbg(void)
{
target_ulong Z = XFLAG_SET(PSR_ZERO), N = XFLAG_SET(PSR_NEG), V = XFLAG_SET(PSR_OVF);
T2 = !(Z | (N ^ V));
}
void OPPROTO op_eval_xbge(void)
{
target_ulong N = XFLAG_SET(PSR_NEG), V = XFLAG_SET(PSR_OVF);
T2 = !(N ^ V);
}
void OPPROTO op_eval_xbgu(void)
{
target_ulong Z = XFLAG_SET(PSR_ZERO), C = XFLAG_SET(PSR_CARRY);
T2 = !(C | Z);
}
void OPPROTO op_eval_xbcc(void)
{
T2 = !XFLAG_SET(PSR_CARRY);
}
void OPPROTO op_eval_xbpos(void)
{
T2 = !XFLAG_SET(PSR_NEG);
}
void OPPROTO op_eval_xbvc(void)
{
T2 = !XFLAG_SET(PSR_OVF);
}
#endif
#define FCC
#define FFLAG_SET(x) (env->fsr & x? 1: 0)
#include "fbranch_template.h"
#ifdef TARGET_SPARC64
#define FCC _fcc1
#define FFLAG_SET(x) ((env->fsr & ((uint64_t)x >> 32))? 1: 0)
#include "fbranch_template.h"
#define FCC _fcc2
#define FFLAG_SET(x) ((env->fsr & ((uint64_t)x >> 34))? 1: 0)
#include "fbranch_template.h"
#define FCC _fcc3
#define FFLAG_SET(x) ((env->fsr & ((uint64_t)x >> 36))? 1: 0)
#include "fbranch_template.h"
#endif
#ifdef TARGET_SPARC64
void OPPROTO op_eval_brz(void)
{
T2 = (T0 == 0);
}
void OPPROTO op_eval_brnz(void)
{
T2 = (T0 != 0);
}
void OPPROTO op_eval_brlz(void)
{
T2 = ((int64_t)T0 < 0);
}
void OPPROTO op_eval_brlez(void)
{
T2 = ((int64_t)T0 <= 0);
}
void OPPROTO op_eval_brgz(void)
{
T2 = ((int64_t)T0 > 0);
}
void OPPROTO op_eval_brgez(void)
{
T2 = ((int64_t)T0 >= 0);
}
void OPPROTO op_jmp_im64(void)
{
env->pc = PARAMQ1;
}
void OPPROTO op_movq_npc_im64(void)
{
env->npc = PARAMQ1;
}
#endif
void OPPROTO op_jmp_im(void)
{
env->pc = (uint32_t)PARAM1;
}
void OPPROTO op_movl_npc_im(void)
{
env->npc = (uint32_t)PARAM1;
}
void OPPROTO op_movl_npc_T0(void)
{
env->npc = T0;
}
void OPPROTO op_mov_pc_npc(void)
{
env->pc = env->npc;
}
void OPPROTO op_next_insn(void)
{
env->pc = env->npc;
env->npc = env->npc + 4;
}
void OPPROTO op_goto_tb0(void)
{
GOTO_TB(op_goto_tb0, PARAM1, 0);
}
void OPPROTO op_goto_tb1(void)
{
GOTO_TB(op_goto_tb1, PARAM1, 1);
}
void OPPROTO op_jmp_label(void)
{
GOTO_LABEL_PARAM(1);
}
void OPPROTO op_jnz_T2_label(void)
{
if (T2)
GOTO_LABEL_PARAM(1);
FORCE_RET();
}
void OPPROTO op_jz_T2_label(void)
{
if (!T2)
GOTO_LABEL_PARAM(1);
FORCE_RET();
}
void OPPROTO op_flush_T0(void)
{
helper_flush(T0);
}
#define F_OP(name, p) void OPPROTO op_f##name##p(void)
#define F_BINOP(name) \
F_OP(name, s) \
{ \
FT0 = float32_ ## name (FT0, FT1, &env->fp_status); \
} \
F_OP(name, d) \
{ \
DT0 = float64_ ## name (DT0, DT1, &env->fp_status); \
}
F_BINOP(add);
F_BINOP(sub);
F_BINOP(mul);
F_BINOP(div);
#undef F_BINOP
void OPPROTO op_fsmuld(void)
{
DT0 = float64_mul(float32_to_float64(FT0, &env->fp_status),
float32_to_float64(FT1, &env->fp_status),
&env->fp_status);
}
#define F_HELPER(name) \
F_OP(name, s) \
{ \
do_f##name##s(); \
} \
F_OP(name, d) \
{ \
do_f##name##d(); \
}
F_HELPER(sqrt);
F_OP(neg, s)
{
FT0 = float32_chs(FT1);
}
F_OP(abs, s)
{
do_fabss();
}
F_HELPER(cmp);
#ifdef TARGET_SPARC64
F_OP(neg, d)
{
DT0 = float64_chs(DT1);
}
F_OP(abs, d)
{
do_fabsd();
}
void OPPROTO op_fcmps_fcc1(void)
{
do_fcmps_fcc1();
}
void OPPROTO op_fcmpd_fcc1(void)
{
do_fcmpd_fcc1();
}
void OPPROTO op_fcmps_fcc2(void)
{
do_fcmps_fcc2();
}
void OPPROTO op_fcmpd_fcc2(void)
{
do_fcmpd_fcc2();
}
void OPPROTO op_fcmps_fcc3(void)
{
do_fcmps_fcc3();
}
void OPPROTO op_fcmpd_fcc3(void)
{
do_fcmpd_fcc3();
}
#endif
/* Integer to float conversion. */
#ifdef USE_INT_TO_FLOAT_HELPERS
F_HELPER(ito);
#else
F_OP(ito, s)
{
FT0 = int32_to_float32(*((int32_t *)&FT1), &env->fp_status);
}
F_OP(ito, d)
{
DT0 = int32_to_float64(*((int32_t *)&FT1), &env->fp_status);
}
#ifdef TARGET_SPARC64
F_OP(xto, s)
{
FT0 = int64_to_float32(*((int64_t *)&DT1), &env->fp_status);
}
F_OP(xto, d)
{
DT0 = int64_to_float64(*((int64_t *)&DT1), &env->fp_status);
}
#endif
#endif
#undef F_HELPER
/* floating point conversion */
void OPPROTO op_fdtos(void)
{
FT0 = float64_to_float32(DT1, &env->fp_status);
}
void OPPROTO op_fstod(void)
{
DT0 = float32_to_float64(FT1, &env->fp_status);
}
/* Float to integer conversion. */
void OPPROTO op_fstoi(void)
{
*((int32_t *)&FT0) = float32_to_int32_round_to_zero(FT1, &env->fp_status);
}
void OPPROTO op_fdtoi(void)
{
*((int32_t *)&FT0) = float64_to_int32_round_to_zero(DT1, &env->fp_status);
}
#ifdef TARGET_SPARC64
void OPPROTO op_fstox(void)
{
*((int64_t *)&DT0) = float32_to_int64_round_to_zero(FT1, &env->fp_status);
}
void OPPROTO op_fdtox(void)
{
*((int64_t *)&DT0) = float64_to_int64_round_to_zero(DT1, &env->fp_status);
}
void OPPROTO op_fmovs_cc(void)
{
if (T2)
FT0 = FT1;
}
void OPPROTO op_fmovd_cc(void)
{
if (T2)
DT0 = DT1;
}
void OPPROTO op_mov_cc(void)
{
if (T2)
T0 = T1;
}
void OPPROTO op_flushw(void)
{
if (env->cansave != NWINDOWS - 2) {
raise_exception(TT_SPILL | (env->otherwin != 0 ?
(TT_WOTHER | ((env->wstate & 0x38) >> 1)):
((env->wstate & 0x7) << 2)));
}
}
void OPPROTO op_saved(void)
{
env->cansave++;
if (env->otherwin == 0)
env->canrestore--;
else
env->otherwin--;
FORCE_RET();
}
void OPPROTO op_restored(void)
{
env->canrestore++;
if (env->cleanwin < NWINDOWS - 1)
env->cleanwin++;
if (env->otherwin == 0)
env->cansave--;
else
env->otherwin--;
FORCE_RET();
}
void OPPROTO op_popc(void)
{
do_popc();
}
void OPPROTO op_done(void)
{
do_done();
}
void OPPROTO op_retry(void)
{
do_retry();
}
void OPPROTO op_sir(void)
{
// XXX
}
void OPPROTO op_ld_asi_reg()
{
T0 += PARAM1;
helper_ld_asi(env->asi, PARAM2, PARAM3);
}
void OPPROTO op_st_asi_reg()
{
T0 += PARAM1;
helper_st_asi(env->asi, PARAM2, PARAM3);
}
#endif
void OPPROTO op_ld_asi()
{
helper_ld_asi(PARAM1, PARAM2, PARAM3);
}
void OPPROTO op_st_asi()
{
helper_st_asi(PARAM1, PARAM2, PARAM3);
}
#ifdef TARGET_SPARC64
void OPPROTO op_alignaddr()
{
uint64_t tmp;
tmp = T0 + T1;
env->gsr &= ~7ULL;
env->gsr |= tmp & 7ULL;
T0 = tmp & ~7ULL;
}
void OPPROTO op_faligndata()
{
uint64_t tmp;
tmp = (*((uint64_t *)&DT0)) << ((env->gsr & 7) * 8);
tmp |= (*((uint64_t *)&DT1)) >> (64 - (env->gsr & 7) * 8);
(*((uint64_t *)&DT0)) = tmp;
}
#endif
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