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[RISCV] Silence an unused variable warning in release builds [NFC]

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Summary:
Also minor cleanups:
1. Avoided multiple calls to Fixup.getKind()
2. Avoided multiple calls to getFixupKindInfo()
3. Removed a redundant return.

Reviewers: asb, apazos

Reviewed By: asb

Subscribers: rbar, johnrusso, llvm-commits

Differential Revision: https://reviews.llvm.org/D39881

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@317908 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Mandeep Singh Grang 2017-11-10 19:09:28 +00:00
parent 1924c0ebef
commit 12ca5fd711
2 changed files with 5 additions and 5 deletions
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9
lib/Target/RISCV/MCTargetDesc/RISCVAsmBackend.cpp
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@ -161,11 +161,9 @@ void RISCVAsmBackend::applyFixup(const MCAssembler &Asm, const MCFixup &Fixup,
MutableArrayRef<char> Data, uint64_t Value,
bool IsResolved) const {
MCContext &Ctx = Asm.getContext();
MCFixupKind Kind = Fixup.getKind();
unsigned NumBytes = (getFixupKindInfo(Kind).TargetSize + 7) / 8;
MCFixupKindInfo Info = getFixupKindInfo(Fixup.getKind());
if (!Value)
return; // Doesn't change encoding.
MCFixupKindInfo Info = getFixupKindInfo(Fixup.getKind());
// Apply any target-specific value adjustments.
Value = adjustFixupValue(Fixup, Value, Ctx);
@ -173,14 +171,17 @@ void RISCVAsmBackend::applyFixup(const MCAssembler &Asm, const MCFixup &Fixup,
Value <<= Info.TargetOffset;
unsigned Offset = Fixup.getOffset();
#ifndef NDEBUG
unsigned NumBytes = (Info.TargetSize + 7) / 8;
assert(Offset + NumBytes <= Data.size() && "Invalid fixup offset!");
#endif
// For each byte of the fragment that the fixup touches, mask in the
// bits from the fixup value.
for (unsigned i = 0; i != 4; ++i) {
Data[Offset + i] |= uint8_t((Value >> (i * 8)) & 0xff);
}
return;
}
std::unique_ptr<MCObjectWriter>

1
lib/Target/RISCV/RISCVRegisterInfo.cpp
View File

@ -82,7 +82,6 @@ void RISCVRegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator II,
MI.getOperand(FIOperandNum).ChangeToRegister(FrameReg, false);
MI.getOperand(FIOperandNum + 1).ChangeToImmediate(Offset);
return;
}
unsigned RISCVRegisterInfo::getFrameRegister(const MachineFunction &MF) const {