xemu-project/xemu
1
0
Fork 0
mirror of https://github.com/xemu-project/xemu.git synced 2024-11-23 11:39:53 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

tcg/i386: Use SSE2 mov for FP types

Browse Source
This commit is contained in:
Matt Borgerson 2021-10-11 13:55:02 -07:00 committed by mborgerson
parent 5cfb6c2b02
commit 414c870e61
1 changed files with 33 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

42
tcg/i386/tcg-target.c.inc
View File

@ -523,8 +523,6 @@ static void tcg_out_opc(TCGContext *s, int opc, int r, int rm, int x)
tcg_out8(s, 0x65);
}
if (opc & P_DATA16) {
/* We should never be asking for both 16 and 64-bit operation. */
tcg_debug_assert((opc & P_REXW) == 0);
tcg_out8(s, 0x66);
}
if (opc & P_SIMDF3) {
@ -797,11 +795,9 @@ static bool tcg_out_mov(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg)
}
switch (type) {
case TCG_TYPE_I64:
case TCG_TYPE_F64:
rexw = P_REXW;
/* fallthru */
case TCG_TYPE_I32:
case TCG_TYPE_F32:
if (ret < 16) {
if (arg < 16) {
tcg_out_modrm(s, OPC_MOVL_GvEv + rexw, ret, arg);
@ -816,7 +812,21 @@ static bool tcg_out_mov(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg)
}
}
break;
case TCG_TYPE_F64:
rexw = P_REXW;
/* fallthru */
case TCG_TYPE_F32:
if (ret < 16) {
tcg_debug_assert(arg >= 16);
tcg_out_modrm(s, OPC_MOVD_EyVy + rexw, arg, ret);
} else {
if (arg < 16) {
tcg_out_modrm(s, OPC_MOVD_VyEy + rexw, ret, arg);
} else {
tcg_out_modrm(s, OPC_MOVQ_VqWq, ret, arg);
}
}
break;
case TCG_TYPE_V64:
tcg_debug_assert(ret >= 16 && arg >= 16);
tcg_out_vex_modrm(s, OPC_MOVQ_VqWq, ret, 0, arg);
@ -1053,9 +1063,17 @@ static inline void tcg_out_pop(TCGContext *s, int reg)
static void tcg_out_ld(TCGContext *s, TCGType type, TCGReg ret,
TCGReg arg1, intptr_t arg2)
{
int rexw = 0;
switch (type) {
case TCG_TYPE_I32:
case TCG_TYPE_F64:
rexw = P_REXW;
/* FALLTHRU */
case TCG_TYPE_F32:
tcg_debug_assert(ret >= 16);
tcg_out_modrm_offset(s, OPC_MOVD_VyEy + rexw, ret, arg1, arg2);
break;
case TCG_TYPE_I32:
if (ret < 16) {
tcg_out_modrm_offset(s, OPC_MOVL_GvEv, ret, arg1, arg2);
} else {
@ -1063,7 +1081,6 @@ static void tcg_out_ld(TCGContext *s, TCGType type, TCGReg ret,
}
break;
case TCG_TYPE_I64:
case TCG_TYPE_F64:
if (ret < 16) {
tcg_out_modrm_offset(s, OPC_MOVL_GvEv | P_REXW, ret, arg1, arg2);
break;
@ -1100,9 +1117,17 @@ static void tcg_out_ld(TCGContext *s, TCGType type, TCGReg ret,
static void tcg_out_st(TCGContext *s, TCGType type, TCGReg arg,
TCGReg arg1, intptr_t arg2)
{
int rexw = 0;
switch (type) {
case TCG_TYPE_I32:
case TCG_TYPE_F64:
rexw = P_REXW;
/* FALLTHRU */
case TCG_TYPE_F32:
tcg_debug_assert(arg >= 16);
tcg_out_modrm_offset(s, OPC_MOVD_EyVy + rexw, arg, arg1, arg2);
break;
case TCG_TYPE_I32:
if (arg < 16) {
tcg_out_modrm_offset(s, OPC_MOVL_EvGv, arg, arg1, arg2);
} else {
@ -1110,7 +1135,6 @@ static void tcg_out_st(TCGContext *s, TCGType type, TCGReg arg,
}
break;
case TCG_TYPE_I64:
case TCG_TYPE_F64:
if (arg < 16) {
tcg_out_modrm_offset(s, OPC_MOVL_EvGv | P_REXW, arg, arg1, arg2);
break;