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reg_alloc: Call DecrementRemainingUses in only one place

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This commit is contained in:
MerryMage
2017-02-26 22:57:12 +00:00
parent 51fc9fec05
commit 184db36caf
2 changed files with 3 additions and 17 deletions
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16
src/backend_x64/emit_x64.cpp
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@@ -567,10 +567,6 @@ void EmitX64::EmitLogicalShiftLeft(RegAlloc& reg_alloc, IR::Block& block, IR::In
// TODO: Consider using BMI2 instructions like SHLX when arm-in-host flags is implemented.
if (!carry_inst) {
if (!carry_arg.IsImmediate()) {
inst->GetArg(2).GetInst()->DecrementRemainingUses();
}
if (shift_arg.IsImmediate()) {
Xbyak::Reg32 result = reg_alloc.UseScratchGpr(operand_arg).cvt32();
u8 shift = shift_arg.GetImmediateU8();
@@ -669,10 +665,6 @@ void EmitX64::EmitLogicalShiftRight(RegAlloc& reg_alloc, IR::Block& block, IR::I
auto& carry_arg = args[2];
if (!carry_inst) {
if (!carry_arg.IsImmediate()) {
inst->GetArg(2).GetInst()->DecrementRemainingUses();
}
if (shift_arg.IsImmediate()) {
Xbyak::Reg32 result = reg_alloc.UseScratchGpr(operand_arg).cvt32();
u8 shift = shift_arg.GetImmediateU8();
@@ -788,10 +780,6 @@ void EmitX64::EmitArithmeticShiftRight(RegAlloc& reg_alloc, IR::Block& block, IR
auto& carry_arg = args[2];
if (!carry_inst) {
if (!carry_arg.IsImmediate()) {
inst->GetArg(2).GetInst()->DecrementRemainingUses();
}
if (shift_arg.IsImmediate()) {
u8 shift = shift_arg.GetImmediateU8();
Xbyak::Reg32 result = reg_alloc.UseScratchGpr(operand_arg).cvt32();
@@ -880,10 +868,6 @@ void EmitX64::EmitRotateRight(RegAlloc& reg_alloc, IR::Block& block, IR::Inst* i
auto& carry_arg = args[2];
if (!carry_inst) {
if (!carry_arg.IsImmediate()) {
inst->GetArg(2).GetInst()->DecrementRemainingUses();
}
if (shift_arg.IsImmediate()) {
u8 shift = shift_arg.GetImmediateU8();
Xbyak::Reg32 result = reg_alloc.UseScratchGpr(operand_arg).cvt32();