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A64/data_processing_addsub: bug: {ADD,SUB}S (extended register) instructions write to ZR when d = 31

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This commit is contained in:
MerryMage 2018-01-13 18:01:43 +00:00
parent 996ffd5488
commit 7c4b70751c
1 changed files with 2 additions and 10 deletions
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12
src/frontend/A64/translate/impl/data_processing_addsub.cpp
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@ -224,11 +224,7 @@ bool TranslatorVisitor::ADDS_ext(bool sf, Reg Rm, Imm<3> option, Imm<3> imm3, Re
ir.SetNZCV(ir.NZCVFrom(result));
if (Rd == Reg::SP) {
SP(datasize, result);
} else {
X(datasize, Rd, result);
}
X(datasize, Rd, result);
return true;
}
@ -264,11 +260,7 @@ bool TranslatorVisitor::SUBS_ext(bool sf, Reg Rm, Imm<3> option, Imm<3> imm3, Re
ir.SetNZCV(ir.NZCVFrom(result));
if (Rd == Reg::SP) {
SP(datasize, result);
} else {
X(datasize, Rd, result);
}
X(datasize, Rd, result);
return true;
}