SwitchEmu/dynarmic
1
0
Fork 0
mirror of https://git.suyu.dev/suyu/dynarmic.git synced 2026-02-19 14:52:57 +00:00
Code Issues Packages Projects Releases Wiki Activity

frontend/ir_emitter: Add half-precision variant of FPRoundInt

Browse Source
This commit is contained in:
Lioncash
2019-04-13 17:40:56 -04:00
committed by MerryMage
parent 61cec94a19
commit ad0c698f89
5 changed files with 25 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/frontend/ir/ir_emitter.cpp
View File

@@ -1950,11 +1950,21 @@ U32U64 IREmitter::FPRecipStepFused(const U32U64& a, const U32U64& b) {
return Inst<U64>(Opcode::FPRecipStepFused64, a, b);
}
U32U64 IREmitter::FPRoundInt(const U32U64& a, FP::RoundingMode rounding, bool exact) {
if (a.GetType() == Type::U32) {
return Inst<U32>(Opcode::FPRoundInt32, a, static_cast<u8>(rounding), Imm1(exact));
U16U32U64 IREmitter::FPRoundInt(const U16U32U64& a, FP::RoundingMode rounding, bool exact) {
const u8 rounding_value = static_cast<u8>(rounding);
const IR::U1 exact_imm = Imm1(exact);
switch (a.GetType()) {
case Type::U16:
return Inst<U16>(Opcode::FPRoundInt16, a, rounding_value, exact_imm);
case Type::U32:
return Inst<U32>(Opcode::FPRoundInt32, a, rounding_value, exact_imm);
case Type::U64:
return Inst<U64>(Opcode::FPRoundInt64, a, rounding_value, exact_imm);
default:
UNREACHABLE();
return U16U32U64{};
}
return Inst<U64>(Opcode::FPRoundInt64, a, static_cast<u8>(rounding), Imm1(exact));
}
U32U64 IREmitter::FPRSqrtEstimate(const U32U64& a) {