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emit_arm64_data_processing: Implement Mul

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Merry 2022-07-24 19:45:55 +01:00 committed by merry
parent bf55920ce9
commit 187f89951d
1 changed files with 18 additions and 8 deletions
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26
src/dynarmic/backend/arm64/emit_arm64_data_processing.cpp
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@ -32,6 +32,18 @@ static void EmitTwoOp(oaknut::CodeGenerator&, EmitContext& ctx, IR::Inst* inst,
emit(Rresult, Roperand); emit(Rresult, Roperand);
} }
template<size_t bitsize, typename EmitFn>
static void EmitThreeOp(oaknut::CodeGenerator&, EmitContext& ctx, IR::Inst* inst, EmitFn emit) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
auto Rresult = ctx.reg_alloc.WriteReg<bitsize>(inst);
auto Ra = ctx.reg_alloc.ReadReg<bitsize>(args[0]);
auto Rb = ctx.reg_alloc.ReadReg<bitsize>(args[1]);
RegAlloc::Realize(Rresult, Ra, Rb);
emit(Rresult, Ra, Rb);
}
template<> template<>
void EmitIR<IR::Opcode::Pack2x32To1x64>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) { void EmitIR<IR::Opcode::Pack2x32To1x64>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst); auto args = ctx.reg_alloc.GetArgumentInfo(inst);
@ -783,18 +795,16 @@ void EmitIR<IR::Opcode::Sub64>(oaknut::CodeGenerator& code, EmitContext& ctx, IR
template<> template<>
void EmitIR<IR::Opcode::Mul32>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) { void EmitIR<IR::Opcode::Mul32>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) {
(void)code; EmitThreeOp<32>(
(void)ctx; code, ctx, inst,
(void)inst; [&](auto& Wresult, auto& Wa, auto& Wb) { code.MUL(Wresult, Wa, Wb); });
ASSERT_FALSE("Unimplemented");
} }
template<> template<>
void EmitIR<IR::Opcode::Mul64>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) { void EmitIR<IR::Opcode::Mul64>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) {
(void)code; EmitThreeOp<64>(
(void)ctx; code, ctx, inst,
(void)inst; [&](auto& Xresult, auto& Xa, auto& Xb) { code.MUL(Xresult, Xa, Xb); });
ASSERT_FALSE("Unimplemented");
} }
template<> template<>