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A64: Implement MOVN, MOVZ, MOVK

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This commit is contained in:
MerryMage 2018-01-15 21:47:28 +00:00
parent cc6071d667
commit cdbc8d07a5
4 changed files with 63 additions and 5 deletions
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4
src/backend_x64/a64_emit_x64.cpp
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@ -166,8 +166,8 @@ void A64EmitX64::EmitA64SetW(A64EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
A64::Reg reg = inst->GetArg(0).GetA64RegRef();
auto addr = qword[r15 + offsetof(A64JitState, reg) + sizeof(u64) * static_cast<size_t>(reg)];
if (args[1].IsImmediate()) {
code->mov(addr, args[1].GetImmediateU32());
if (args[1].FitsInImmediateS32()) {
code->mov(addr, args[1].GetImmediateS32());
} else {
// TODO: zext tracking, xmm variant
Xbyak::Reg64 to_store = ctx.reg_alloc.UseScratchGpr(args[1]);