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[LA64_DYNAREC] Fixed some AVX issues #3900

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Merged
ptitSeb merged 1 commit into from
May 28, 2026
+10 −5
Merged

[LA64_DYNAREC] Fixed some AVX issues #3900

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4 changes: 2 additions & 2 deletions src/dynarec/la64/dynarec_la64_avx_66_0f.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1048,13 +1048,13 @@ uintptr_t dynarec64_AVX_66_0F(dynarec_la64_t* dyn, uintptr_t addr, uintptr_t ip,
VADDxy(D, v0, v1, v2);
break;
case 0xD5:
INST_NAME("VPMULLW Gx, Ex");
INST_NAME("VPMULLW Gx, Vx, Ex");
nextop = F8;
GETGY_empty_VYEY_xy(v0, v1, v2, 0);
VMULxy(H, v0, v1, v2);
break;
case 0xD6:
INST_NAME("VMOVD Ex, Gx");
INST_NAME("VMOVQ Ex, Gx");
nextop = F8;
GETGYx(q0, 0);
if (MODREG) {
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2 changes: 1 addition & 1 deletion src/dynarec/la64/dynarec_la64_avx_66_0f38.c
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Expand Up @@ -698,7 +698,7 @@ uintptr_t dynarec64_AVX_66_0F38(dynarec_la64_t* dyn, uintptr_t addr, uintptr_t i
VMAXxy(WU, v0, v1, v2);
break;
case 0x40:
INST_NAME("VPMULLD Gx, Ex");
INST_NAME("VPMULLD Gx, Vx, Ex");
nextop = F8;
GETGY_empty_VYEY_xy(v0, v1, v2, 0);
VMULxy(W, v0, v1, v2);
Expand Down
9 changes: 7 additions & 2 deletions src/dynarec/la64/dynarec_la64_helper.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1508,8 +1508,10 @@ int avx_get_reg_empty(dynarec_la64_t* dyn, int ninst, int s1, int a, int width)
dyn->lsx.avxcache[a].dirty = width == LSX_AVX_WIDTH_128;
return dyn->lsx.avxcache[a].reg;
}
fpu_free_reg(dyn, dyn->lsx.ssecache[a].reg);
dyn->lsx.ssecache[a].v = -1;
if (dyn->lsx.ssecache[a].v != -1) {
fpu_free_reg(dyn, dyn->lsx.ssecache[a].reg);
dyn->lsx.ssecache[a].v = -1;
}
dyn->lsx.avxcache[a].v = 0;
dyn->lsx.avxcache[a].reg = fpu_get_reg_ymm(dyn, LSX_CACHE_YMMW, a);
dyn->lsx.avxcache[a].write = 1;
Expand Down Expand Up @@ -1685,6 +1687,9 @@ void fpu_popcache(dynarec_la64_t* dyn, int ninst, int s1, int not07)
if (!dyn->lsx.avxcache[i].dirty) {
VLD(SCRATCH, xEmu, offsetof(x64emu_t, ymm[i]));
XVPERMI_Q(dyn->lsx.avxcache[i].reg, SCRATCH, XVPERMI_IMM_4_0(0, 2));
} else {
XVXOR_V(SCRATCH, SCRATCH, SCRATCH);
XVPERMI_Q(dyn->lsx.avxcache[i].reg, SCRATCH, XVPERMI_IMM_4_0(0, 2));
}
}
}
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