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Only allow increase of max alignment value

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50168 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2008-04-23 18:23:50 +00:00
parent d52bdaff0c
commit dc28bd43d3
1 changed files with 2 additions and 1 deletions
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lib/Target/X86/X86RegisterInfo.cpp
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@ -417,7 +417,8 @@ X86RegisterInfo::processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
// Calculate and set max stack object alignment early, so we can decide // Calculate and set max stack object alignment early, so we can decide
// whether we will need stack realignment (and thus FP). // whether we will need stack realignment (and thus FP).
unsigned MaxAlign = calculateMaxStackAlignment(FFI); unsigned MaxAlign = std::max(FFI->getMaxAlignment(),
calculateMaxStackAlignment(FFI));
FFI->setMaxAlignment(MaxAlign); FFI->setMaxAlignment(MaxAlign);
} }