}
+LUnallocated* LChunkBuilder::TempDoubleRegister() {
+ LUnallocated* operand =
+ new(zone()) LUnallocated(LUnallocated::MUST_HAVE_DOUBLE_REGISTER);
+ int vreg = allocator_->GetVirtualRegister();
+ if (!allocator_->AllocationOk()) {
+ Abort(kOutOfVirtualRegistersWhileTryingToAllocateTempRegister);
+ vreg = 0;
+ }
+ operand->set_virtual_register(vreg);
+ return operand;
+}
+
+
LOperand* LChunkBuilder::FixedTemp(Register reg) {
LUnallocated* operand = ToUnallocated(reg);
ASSERT(operand->HasFixedPolicy());
LInstruction* LChunkBuilder::DoMathRound(HUnaryMathOperation* instr) {
LOperand* input = UseRegister(instr->value());
- LOperand* temp = FixedTemp(d3);
+ LOperand* temp = TempDoubleRegister();
LMathRound* result = new(zone()) LMathRound(input, temp);
return AssignEnvironment(DefineAsRegister(result));
}
LOperand* input = UseRegister(instr->value());
LOperand* temp1 = TempRegister();
LOperand* temp2 = TempRegister();
- LOperand* double_temp = FixedTemp(d3); // Chosen by fair dice roll.
+ LOperand* double_temp = TempDoubleRegister();
LMathExp* result = new(zone()) LMathExp(input, double_temp, temp1, temp2);
return DefineAsRegister(result);
}
ASSERT(instr->right()->representation().Equals(instr->representation()));
LOperand* dividend = UseRegister(instr->left());
LOperand* divisor = UseRegister(instr->right());
- LOperand* temp = CpuFeatures::IsSupported(SUDIV) ? NULL : FixedTemp(d4);
+ LOperand* temp =
+ CpuFeatures::IsSupported(SUDIV) ? NULL : TempDoubleRegister();
LInstruction* result =
DefineAsRegister(new(zone()) LDivI(dividend, divisor, temp));
if (instr->CheckFlag(HValue::kCanBeDivByZero) ||
ASSERT(instr->right()->representation().Equals(instr->representation()));
LOperand* dividend = UseRegister(instr->left());
LOperand* divisor = UseRegister(instr->right());
- LOperand* temp = CpuFeatures::IsSupported(SUDIV) ? NULL : FixedTemp(d4);
+ LOperand* temp =
+ CpuFeatures::IsSupported(SUDIV) ? NULL : TempDoubleRegister();
LFlooringDivI* div = new(zone()) LFlooringDivI(dividend, divisor, temp);
return AssignEnvironment(DefineAsRegister(div));
}
ASSERT(instr->right()->representation().Equals(instr->representation()));
LOperand* dividend = UseRegister(instr->left());
LOperand* divisor = UseRegister(instr->right());
- LOperand* temp = CpuFeatures::IsSupported(SUDIV) ? NULL : FixedTemp(d10);
- LOperand* temp2 = CpuFeatures::IsSupported(SUDIV) ? NULL : FixedTemp(d11);
+ LOperand* temp =
+ CpuFeatures::IsSupported(SUDIV) ? NULL : TempDoubleRegister();
+ LOperand* temp2 =
+ CpuFeatures::IsSupported(SUDIV) ? NULL : TempDoubleRegister();
LInstruction* result = DefineAsRegister(new(zone()) LModI(
dividend, divisor, temp, temp2));
if (instr->CheckFlag(HValue::kCanBeDivByZero) ||
} else {
LOperand* value = UseRegister(val);
LOperand* temp1 = TempRegister();
- LOperand* temp2 = FixedTemp(d11);
+ LOperand* temp2 = TempDoubleRegister();
LInstruction* result =
DefineSameAsFirst(new(zone()) LTaggedToI(value, temp1, temp2));
if (!val->representation().IsSmi()) result = AssignEnvironment(result);
ASSERT(input_rep.IsSmiOrTagged());
// Register allocator doesn't (yet) support allocation of double
// temps. Reserve d1 explicitly.
- LClampTToUint8* result = new(zone()) LClampTToUint8(reg, FixedTemp(d11));
+ LClampTToUint8* result =
+ new(zone()) LClampTToUint8(reg, TempDoubleRegister());
return AssignEnvironment(DefineAsRegister(result));
}
}