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[RV64_DYNAREC] Support some VBROADCAST opcode #4241

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Merged
ksco merged 1 commit into from
Aug 14, 2026
Merged

[RV64_DYNAREC] Support some VBROADCAST opcode #4241

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61 changes: 61 additions & 0 deletions src/dynarec/rv64/dynarec_rv64_avx_66_0f38.c
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Original file line number Diff line number Diff line change
Expand Up @@ -620,6 +620,53 @@ uintptr_t dynarec64_AVX_66_0F38(dynarec_rv64_t* dyn, uintptr_t addr, uintptr_t i
}
}
break;
case 0x18:
INST_NAME("VBROADCASTSS Gx, Ex");
nextop = F8;
GETGX();
GETEX(x2, 0, 1);
GETGY();
LWU(x4, wback, fixedaddress);
for (int i = 0; i < 4; ++i) {
SW(x4, gback, gdoffset + i * 4);
}
if (vex.l) {
for (int i = 0; i < 4; ++i) {
SW(x4, gback, gyoffset + i * 4);
}
} else {
YMM0(gd);
}
break;
case 0x19:
INST_NAME("VBROADCASTSD Gx, Ex");
nextop = F8;
GETGX();
GETEX(x2, 0, 1);
GETGY();
if (!vex.l) UDF();
LD(x4, wback, fixedaddress);
for (int i = 0; i < 2; ++i) {
SD(x4, gback, gdoffset + i * 8);
}
for (int i = 0; i < 2; ++i) {
SD(x4, gback, gyoffset + i * 8);
}
break;
case 0x1A:
INST_NAME("VBROADCASTF128 Gx, Ex");
nextop = F8;
GETGX();
GETEX(x2, 0, 8);
GETGY();
if (!vex.l || MODREG) UDF();
LD(x4, wback, fixedaddress);
LD(x5, wback, fixedaddress + 8);
SD(x4, gback, gdoffset);
SD(x5, gback, gdoffset + 8);
SD(x4, gback, gyoffset);
SD(x5, gback, gyoffset + 8);
break;
case 0x1C:
INST_NAME("VPABSB Gx, Ex");
nextop = F8;
Expand Down Expand Up @@ -975,6 +1022,20 @@ uintptr_t dynarec64_AVX_66_0F38(dynarec_rv64_t* dyn, uintptr_t addr, uintptr_t i
} else
YMM0(gd);
break;
case 0x5A:
INST_NAME("VBROADCASTI128 Gx, Ex");
nextop = F8;
GETGX();
GETEX(x2, 0, 8);
GETGY();
if (!vex.l || MODREG) UDF();
LD(x4, wback, fixedaddress);
LD(x5, wback, fixedaddress + 8);
SD(x4, gback, gdoffset);
SD(x5, gback, gdoffset + 8);
SD(x4, gback, gyoffset);
SD(x5, gback, gyoffset + 8);
break;
default:
DEFAULT;
}
Expand Down
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