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[LA64_DYNAREC] Add mmx shift ops. (#2529)

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phorcys 2025-04-14 17:30:02 +08:00 committed by GitHub
parent ee530a7331
commit 0021fbbea3
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1 changed files with 148 additions and 0 deletions
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148
src/dynarec/la64/dynarec_la64_0f.c
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@ -729,6 +729,134 @@ uintptr_t dynarec64_0F(dynarec_la64_t* dyn, uintptr_t addr, uintptr_t ip, int ni
FLD_D(v0, wback, fixedaddress);
}
break;
case 0x70:
INST_NAME("PSHUFW Gm,Em,Ib");
nextop = F8;
GETGM(v0);
GETEM(v1, 1);
u8 = F8;
VSHUF4I_H(v0, v1, u8);
break;
case 0x71:
nextop = F8;
switch ((nextop >> 3) & 7) {
case 2:
INST_NAME("PSRLW Em, Ib");
GETEM(v0, 1);
u8 = F8;
if (u8) {
if (u8 > 15) {
VXOR_V(v0, v0, v0);
} else if (u8) {
VSRLI_H(v0, v0, u8);
}
PUTEM(v0);
}
break;
case 4:
INST_NAME("PSRAW Em, Ib");
GETEM(v0, 1);
u8 = F8;
if (u8 > 15) u8 = 15;
if (u8) {
VSRAI_H(v0, v0, u8);
}
PUTEM(v0);
break;
case 6:
INST_NAME("PSLLW Em, Ib");
GETEM(v0, 1);
u8 = F8;
if (u8) {
if (u8 > 15) {
VXOR_V(v0, v0, v0);
} else {
VSLLI_H(v0, v0, u8);
}
PUTEM(v0);
}
break;
default:
*ok = 0;
DEFAULT;
}
break;
case 0x72:
nextop = F8;
switch ((nextop >> 3) & 7) {
case 2:
INST_NAME("PSRLD Em, Ib");
GETEM(v0, 1);
u8 = F8;
if (u8) {
if (u8 > 31) {
VXOR_V(v0, v0, v0);
} else if (u8) {
VSRLI_W(v0, v0, u8);
}
PUTEM(v0);
}
break;
case 4:
INST_NAME("PSRAD Em, Ib");
GETEM(v0, 1);
u8 = F8;
if (u8 > 31) u8 = 31;
if (u8) {
VSRAI_W(v0, v0, u8);
}
PUTEM(v0);
break;
case 6:
INST_NAME("PSLLD Em, Ib");
GETEM(v0, 1);
u8 = F8;
if (u8) {
if (u8 > 31) {
VXOR_V(v0, v0, v0);
} else {
VSLLI_W(v0, v0, u8);
}
PUTEM(v0);
}
break;
default:
DEFAULT;
}
break;
case 0x73:
nextop = F8;
switch ((nextop >> 3) & 7) {
case 2:
INST_NAME("PSRLQ Em, Ib");
GETEM(v0, 1);
u8 = F8;
if (u8) {
if (u8 > 63) {
VXOR_V(v0, v0, v0);
} else if (u8) {
VSRLI_D(v0, v0, u8);
}
PUTEM(v0);
}
break;
case 6:
INST_NAME("PSLLQ Em, Ib");
GETEM(v0, 1);
u8 = F8;
if (u8) {
if (u8 > 63) {
VXOR_V(v0, v0, v0);
} else {
VSLLI_D(v0, v0, u8);
}
PUTEM(v0);
}
break;
default:
DEFAULT;
}
break;
case 0x77:
INST_NAME("EMMS");
// empty MMX, FPU now usable
@ -1564,6 +1692,26 @@ uintptr_t dynarec64_0F(dynarec_la64_t* dyn, uintptr_t addr, uintptr_t ip, int ni
GETEM(v1, 0);
VANDN_V(v0, v0, v1);
break;
case 0xE1:
INST_NAME("PSRAW Gm,Em");
nextop = F8;
GETGM(v0);
GETEM(v1, 0);
q0 = fpu_get_scratch(dyn);
VMINI_HU(q0, v1, 15);
VREPLVEI_H(q0, q0, 0);
VSRA_H(v0, v0, q0);
break;
case 0xE2:
INST_NAME("PSRAD Gm,Em");
nextop = F8;
GETGM(v0);
GETEM(v1, 0);
q0 = fpu_get_scratch(dyn);
VMINI_WU(q0, v1, 31);
VREPLVEI_W(q0, q0, 0);
VSRA_W(v0, v0, q0);
break;
case 0xE5:
INST_NAME("PMULHW Gm, Em");
nextop = F8;