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Issue #1240 - Part 5e - BigInt bitwise operators. https://bugzilla.mozilla.org/show_bug.cgi?id=1490387

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Brian Smith 2023-07-19 14:32:00 -05:00 • committed by roytam1
commit 03734326e8
8 changed files with 197 additions and 130 deletions
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12
js/src/jit/MIR.cpp
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@ -2849,6 +2849,7 @@ MBinaryBitwiseInstruction::infer(BaselineInspector*, jsbytecode*)
getOperand(1)->mightBeType(MIRType::Object) || getOperand(1)->mightBeType(MIRType::Symbol))
{
specialization_ = MIRType::None;
setResultType(MIRType::Value);
} else {
specializeAs(MIRType::Int32);
}
@ -2858,9 +2859,10 @@ void
MBinaryBitwiseInstruction::specializeAs(MIRType type)
{
MOZ_ASSERT(type == MIRType::Int32 || type == MIRType::Int64);
MOZ_ASSERT(this->type() == type);
MOZ_ASSERT(this->type() == MIRType::Value || this->type() == type);
specialization_ = type;
setResultType(type);
if (isBitOr() || isBitAnd() || isBitXor())
setCommutative();
@ -2871,9 +2873,13 @@ MShiftInstruction::infer(BaselineInspector*, jsbytecode*)
{
if (getOperand(0)->mightBeType(MIRType::Object) || getOperand(1)->mightBeType(MIRType::Object) ||
getOperand(0)->mightBeType(MIRType::Symbol) || getOperand(1)->mightBeType(MIRType::Symbol))
{
specialization_ = MIRType::None;
else
setResultType(MIRType::Value);
} else {
specialization_ = MIRType::Int32;
setResultType(MIRType::Int32);
}
}
void
@ -3828,7 +3834,7 @@ MBitNot::NewInt32(TempAllocator& alloc, MDefinition* input)
{
MBitNot* ins = new(alloc) MBitNot(input);
ins->specialization_ = MIRType::Int32;
MOZ_ASSERT(ins->type() == MIRType::Int32);
ins->setResultType(MIRType::Int32);
return ins;
}