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A64: Implement XAR

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Lioncash 2018-04-23 10:08:37 -04:00 committed by MerryMage
parent 0b1b131ec2
commit b719a6b3f7
3 changed files with 13 additions and 0 deletions
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1
src/frontend/A64/decoder/a64.inc
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@ -865,6 +865,7 @@ INST(RAX1, "RAX1", "11001
INST(SM3PARTW1, "SM3PARTW1", "11001110011mmmmm110000nnnnnddddd")
INST(SM3PARTW2, "SM3PARTW2", "11001110011mmmmm110001nnnnnddddd")
//INST(SM4EKEY, "SM4EKEY", "11001110011mmmmm110010nnnnnddddd")
INST(XAR, "XAR", "11001110100mmmmmiiiiiinnnnnddddd")
// Data Processing - FP and SIMD - Cryptographic four register
INST(EOR3, "EOR3", "11001110000mmmmm0aaaaannnnnddddd")

1
src/frontend/A64/translate/impl/impl.h
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@ -933,6 +933,7 @@ struct TranslatorVisitor final {
bool SHA512H2(Vec Vm, Vec Vn, Vec Vd);
bool SHA512SU1(Vec Vm, Vec Vn, Vec Vd);
bool RAX1(Vec Vm, Vec Vn, Vec Vd);
bool XAR(Vec Vm, Imm<6> imm6, Vec Vn, Vec Vd);
bool SM3PARTW1(Vec Vm, Vec Vn, Vec Vd);
bool SM3PARTW2(Vec Vm, Vec Vn, Vec Vd);
bool SM4EKEY(Vec Vm, Vec Vn, Vec Vd);

11
src/frontend/A64/translate/impl/simd_sha512.cpp
View file

@ -167,6 +167,17 @@ bool TranslatorVisitor::RAX1(Vec Vm, Vec Vn, Vec Vd) {
return true;
}
bool TranslatorVisitor::XAR(Vec Vm, Imm<6> imm6, Vec Vn, Vec Vd) {
const IR::U128 m = ir.GetQ(Vm);
const IR::U128 n = ir.GetQ(Vn);
const IR::U128 tmp = ir.VectorEor(m, n);
const IR::U128 result = ir.VectorRotateRight(64, tmp, imm6.ZeroExtend<u8>());
ir.SetQ(Vd, result);
return true;
}
bool TranslatorVisitor::SM3PARTW1(Vec Vm, Vec Vn, Vec Vd) {
const IR::U128 d = ir.GetQ(Vd);
const IR::U128 m = ir.GetQ(Vm);