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tcg/i386: Use SSE2 mov for FP types

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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
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42
tcg/i386/tcg-target.c.inc
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@ -523,8 +523,6 @@ static void tcg_out_opc(TCGContext *s, int opc, int r, int rm, int x)
tcg_out8(s, 0x65); tcg_out8(s, 0x65);
} }
if (opc & P_DATA16) { 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); tcg_out8(s, 0x66);
} }
if (opc & P_SIMDF3) { if (opc & P_SIMDF3) {
@ -797,11 +795,9 @@ static bool tcg_out_mov(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg)
} }
switch (type) { switch (type) {
case TCG_TYPE_I64: case TCG_TYPE_I64:
case TCG_TYPE_F64:
rexw = P_REXW; rexw = P_REXW;
/* fallthru */ /* fallthru */
case TCG_TYPE_I32: case TCG_TYPE_I32:
case TCG_TYPE_F32:
if (ret < 16) { if (ret < 16) {
if (arg < 16) { if (arg < 16) {
tcg_out_modrm(s, OPC_MOVL_GvEv + rexw, ret, arg); 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; 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: case TCG_TYPE_V64:
tcg_debug_assert(ret >= 16 && arg >= 16); tcg_debug_assert(ret >= 16 && arg >= 16);
tcg_out_vex_modrm(s, OPC_MOVQ_VqWq, ret, 0, arg); 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, static void tcg_out_ld(TCGContext *s, TCGType type, TCGReg ret,
TCGReg arg1, intptr_t arg2) TCGReg arg1, intptr_t arg2)
{ {
int rexw = 0;
switch (type) { switch (type) {
case TCG_TYPE_I32: case TCG_TYPE_F64:
rexw = P_REXW;
/* FALLTHRU */
case TCG_TYPE_F32: 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) { if (ret < 16) {
tcg_out_modrm_offset(s, OPC_MOVL_GvEv, ret, arg1, arg2); tcg_out_modrm_offset(s, OPC_MOVL_GvEv, ret, arg1, arg2);
} else { } else {
@ -1063,7 +1081,6 @@ static void tcg_out_ld(TCGContext *s, TCGType type, TCGReg ret,
} }
break; break;
case TCG_TYPE_I64: case TCG_TYPE_I64:
case TCG_TYPE_F64:
if (ret < 16) { if (ret < 16) {
tcg_out_modrm_offset(s, OPC_MOVL_GvEv | P_REXW, ret, arg1, arg2); tcg_out_modrm_offset(s, OPC_MOVL_GvEv | P_REXW, ret, arg1, arg2);
break; 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, static void tcg_out_st(TCGContext *s, TCGType type, TCGReg arg,
TCGReg arg1, intptr_t arg2) TCGReg arg1, intptr_t arg2)
{ {
int rexw = 0;
switch (type) { switch (type) {
case TCG_TYPE_I32: case TCG_TYPE_F64:
rexw = P_REXW;
/* FALLTHRU */
case TCG_TYPE_F32: 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) { if (arg < 16) {
tcg_out_modrm_offset(s, OPC_MOVL_EvGv, arg, arg1, arg2); tcg_out_modrm_offset(s, OPC_MOVL_EvGv, arg, arg1, arg2);
} else { } else {
@ -1110,7 +1135,6 @@ static void tcg_out_st(TCGContext *s, TCGType type, TCGReg arg,
} }
break; break;
case TCG_TYPE_I64: case TCG_TYPE_I64:
case TCG_TYPE_F64:
if (arg < 16) { if (arg < 16) {
tcg_out_modrm_offset(s, OPC_MOVL_EvGv | P_REXW, arg, arg1, arg2); tcg_out_modrm_offset(s, OPC_MOVL_EvGv | P_REXW, arg, arg1, arg2);
break; break;