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Change MachineInstrBuilder::addDisp to copy over target flags by default.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165677 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2012-10-11 00:15:48 +00:00
parent 6b61491de3
commit a395f4df5b
2 changed files with 15 additions and 9 deletions
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17
include/llvm/CodeGen/MachineInstrBuilder.h
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@@ -176,15 +176,24 @@ public:
}
// Add a displacement from an existing MachineOperand with an added offset.
const MachineInstrBuilder &addDisp(const MachineOperand &Disp,
int64_t off) const {
const MachineInstrBuilder &addDisp(const MachineOperand &Disp, int64_t off,
unsigned char TargetFlags = 0) const {
switch (Disp.getType()) {
default:
llvm_unreachable("Unhandled operand type in addDisp()");
case MachineOperand::MO_Immediate:
return addImm(Disp.getImm() + off);
case MachineOperand::MO_GlobalAddress:
return addGlobalAddress(Disp.getGlobal(), Disp.getOffset() + off);
case MachineOperand::MO_GlobalAddress: {
// If caller specifies new TargetFlags then use it, otherwise the
// default behavior is to copy the target flags from the existing
// MachineOperand. This means if the caller wants to clear the
// target flags it needs to do so explicitly.
if (TargetFlags)
return addGlobalAddress(Disp.getGlobal(), Disp.getOffset() + off,
TargetFlags);
return addGlobalAddress(Disp.getGlobal(), Disp.getOffset() + off,
Disp.getTargetFlags());
}
}
}
};