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a64_emit_x64: Simplify EmitExclusiveWrite

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This commit is contained in:
MerryMage 2018-06-05 12:26:05 +01:00
parent 2fc6b33829
commit 85234338d3
2 changed files with 13 additions and 22 deletions
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33
src/backend_x64/a64_emit_x64.cpp
View file

@ -817,7 +817,13 @@ void A64EmitX64::EmitA64WriteMemory128(A64EmitContext& ctx, IR::Inst* inst) {
code.CallFunction(memory_write_128);
}
void A64EmitX64::EmitExclusiveWrite(A64EmitContext& ctx, IR::Inst* inst, size_t bitsize, Xbyak::Reg64 vaddr, int value_idx) {
void A64EmitX64::EmitExclusiveWrite(A64EmitContext& ctx, IR::Inst* inst, size_t bitsize) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
Xbyak::Reg64 vaddr = ctx.reg_alloc.UseGpr(args[0]);
int value_idx = bitsize != 128
? ctx.reg_alloc.UseGpr(args[1]).getIdx()
: ctx.reg_alloc.UseXmm(args[1]).getIdx();
Xbyak::Label end;
Xbyak::Reg32 passed = ctx.reg_alloc.ScratchGpr().cvt32();
Xbyak::Reg64 tmp = ctx.reg_alloc.ScratchGpr();
@ -838,38 +844,23 @@ void A64EmitX64::EmitExclusiveWrite(A64EmitContext& ctx, IR::Inst* inst, size_t
}
void A64EmitX64::EmitA64ExclusiveWriteMemory8(A64EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
Xbyak::Reg64 vaddr = ctx.reg_alloc.UseGpr(args[0]);
Xbyak::Reg64 value = ctx.reg_alloc.UseGpr(args[1]);
EmitExclusiveWrite(ctx, inst, 8, vaddr, value.getIdx());
EmitExclusiveWrite(ctx, inst, 8);
}
void A64EmitX64::EmitA64ExclusiveWriteMemory16(A64EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
Xbyak::Reg64 vaddr = ctx.reg_alloc.UseGpr(args[0]);
Xbyak::Reg64 value = ctx.reg_alloc.UseGpr(args[1]);
EmitExclusiveWrite(ctx, inst, 16, vaddr, value.getIdx());
EmitExclusiveWrite(ctx, inst, 16);
}
void A64EmitX64::EmitA64ExclusiveWriteMemory32(A64EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
Xbyak::Reg64 vaddr = ctx.reg_alloc.UseGpr(args[0]);
Xbyak::Reg64 value = ctx.reg_alloc.UseGpr(args[1]);
EmitExclusiveWrite(ctx, inst, 32, vaddr, value.getIdx());
EmitExclusiveWrite(ctx, inst, 32);
}
void A64EmitX64::EmitA64ExclusiveWriteMemory64(A64EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
Xbyak::Reg64 vaddr = ctx.reg_alloc.UseGpr(args[0]);
Xbyak::Reg64 value = ctx.reg_alloc.UseGpr(args[1]);
EmitExclusiveWrite(ctx, inst, 64, vaddr, value.getIdx());
EmitExclusiveWrite(ctx, inst, 64);
}
void A64EmitX64::EmitA64ExclusiveWriteMemory128(A64EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
Xbyak::Reg64 vaddr = ctx.reg_alloc.UseGpr(args[0]);
Xbyak::Xmm value = ctx.reg_alloc.UseXmm(args[1]);
EmitExclusiveWrite(ctx, inst, 128, vaddr, value.getIdx());
EmitExclusiveWrite(ctx, inst, 128);
}
void A64EmitX64::EmitTerminalImpl(IR::Term::Interpret terminal, IR::LocationDescriptor) {

2
src/backend_x64/a64_emit_x64.h
View file

@ -60,7 +60,7 @@ protected:
void EmitDirectPageTableMemoryRead(A64EmitContext& ctx, IR::Inst* inst, size_t bitsize);
void EmitDirectPageTableMemoryWrite(A64EmitContext& ctx, IR::Inst* inst, size_t bitsize);
void EmitExclusiveWrite(A64EmitContext& ctx, IR::Inst* inst, size_t bitsize, Xbyak::Reg64 vaddr, int value_idx);
void EmitExclusiveWrite(A64EmitContext& ctx, IR::Inst* inst, size_t bitsize);
// Microinstruction emitters
#define OPCODE(...)