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Fix up assertion in r135018 so it doesn't trigger on 32-bit; when we're in 32-bit, it doesn't matter whether the operation overflows because the computed address is not wider than the immediate.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135120 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eli Friedman 2011-07-14 00:22:31 +00:00
parent 00a66653cb
commit 7e94501071
1 changed files with 2 additions and 1 deletions
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3
lib/Target/X86/X86RegisterInfo.cpp
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@ -732,7 +732,8 @@ X86RegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator II,
// Offset is a 32-bit integer.
int Imm = (int)(MI.getOperand(i + 3).getImm());
int Offset = FIOffset + Imm;
assert(isInt<32>((long long)FIOffset + Imm) && "Overflowing offset!");
assert((!Is64Bit || isInt<32>((long long)FIOffset + Imm)) &&
"Requesting 64-bit offset in 32-bit immediate!");
MI.getOperand(i + 3).ChangeToImmediate(Offset);
} else {
// Offset is symbolic. This is extremely rare.