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We not align the final stack slot but instead let the target do so in emitPrologue(). Each target can make adjustments to the stack frame and re-align the stack as it deem appropriate. Do not align it twice which can end up wasting stack space.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33387 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2007-01-20 02:07:13 +00:00
parent 56427031f6
commit 57a2306074
1 changed files with 0 additions and 7 deletions
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7
lib/CodeGen/PrologEpilogInserter.cpp
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@ -387,13 +387,6 @@ void PEI::calculateFrameObjectOffsets(MachineFunction &Fn) {
}
}
// Align the final stack pointer offset, but only if there are calls in the
// function. This ensures that any calls to subroutines have their stack
// frames suitable aligned.
if (FFI->hasCalls())
Offset = (Offset+StackAlignment-1)/StackAlignment*StackAlignment;
// Set the final value of the stack pointer...
FFI->setStackSize(Offset+TFI.getOffsetOfLocalArea());