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IR: Implement IR instructions A64{Get,Set}S

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MerryMage
2018-01-26 18:35:19 +00:00
parent 16fa2cd8f6
commit b513b2ef05
6 changed files with 28 additions and 2 deletions
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9
src/backend_x64/a64_emit_x64.cpp
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@@ -164,6 +164,15 @@ void A64EmitX64::EmitA64GetX(A64EmitContext& ctx, IR::Inst* inst) {
ctx.reg_alloc.DefineValue(inst, result);
}
void A64EmitX64::EmitA64GetS(A64EmitContext& ctx, IR::Inst* inst) {
A64::Vec vec = inst->GetArg(0).GetA64VecRef();
auto addr = qword[r15 + offsetof(A64JitState, vec) + sizeof(u64) * 2 * static_cast<size_t>(vec)];
Xbyak::Xmm result = ctx.reg_alloc.ScratchXmm();
code->movd(result, addr);
ctx.reg_alloc.DefineValue(inst, result);
}
void A64EmitX64::EmitA64GetD(A64EmitContext& ctx, IR::Inst* inst) {
A64::Vec vec = inst->GetArg(0).GetA64VecRef();
auto addr = qword[r15 + offsetof(A64JitState, vec) + sizeof(u64) * 2 * static_cast<size_t>(vec)];