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[a64] Fix OPCODE_VECTOR_SHA(constant)

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Values should be modulo-element-size
This commit is contained in:
Wunkolo 2024-05-12 09:48:38 -07:00
parent 41eeae16f5
commit e2d141e505
1 changed files with 3 additions and 3 deletions
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6
src/xenia/cpu/backend/a64/a64_seq_vector.cc
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@ -819,7 +819,7 @@ struct VECTOR_SHA_V128
}
if (all_same) {
// Every count is the same, so we can use SSHR
e.SSHR(i.dest.reg().B16(), i.src1.reg().B16(), shamt.u8[0]);
e.SSHR(i.dest.reg().B16(), i.src1.reg().B16(), shamt.u8[0] & 0x7);
return;
}
e.ADD(e.GetNativeParam(1), XSP, e.StashConstantV(1, i.src2.constant()));
@ -843,7 +843,7 @@ struct VECTOR_SHA_V128
}
if (all_same) {
// Every count is the same, so we can use SSHR
e.SSHR(i.dest.reg().H8(), i.src1.reg().H8(), shamt.u16[0]);
e.SSHR(i.dest.reg().H8(), i.src1.reg().H8(), shamt.u16[0] & 0xF);
return;
}
e.ADD(e.GetNativeParam(1), XSP, e.StashConstantV(1, i.src2.constant()));
@ -867,7 +867,7 @@ struct VECTOR_SHA_V128
}
if (all_same) {
// Every count is the same, so we can use SSHR
e.SSHR(i.dest.reg().S4(), i.src1.reg().S4(), shamt.u32[0]);
e.SSHR(i.dest.reg().S4(), i.src1.reg().S4(), shamt.u32[0] & 0x1F);
return;
}
e.ADD(e.GetNativeParam(1), XSP, e.StashConstantV(1, i.src2.constant()));