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| author | Chris Lattner <sabre@nondot.org> | 2002-12-16 17:42:40 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2002-12-16 17:42:40 +0000 |
| commit | 1d84f0a461d13a89de9d9424535b3a0079aa14eb (patch) | |
| tree | 1c324b93453b06f935429f6a419d01d3b727a4a4 /llvm/lib/CodeGen/RegAllocSimple.cpp | |
| parent | b74c150efce38b25c4689dc529230dd7046f1b1c (diff) | |
| download | bcm5719-llvm-1d84f0a461d13a89de9d9424535b3a0079aa14eb.tar.gz bcm5719-llvm-1d84f0a461d13a89de9d9424535b3a0079aa14eb.zip | |
Keep the stack frame aligned.
llvm-svn: 5081
Diffstat (limited to 'llvm/lib/CodeGen/RegAllocSimple.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/RegAllocSimple.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/RegAllocSimple.cpp b/llvm/lib/CodeGen/RegAllocSimple.cpp index 9ed6ad98953..925915ee771 100644 --- a/llvm/lib/CodeGen/RegAllocSimple.cpp +++ b/llvm/lib/CodeGen/RegAllocSimple.cpp @@ -324,6 +324,10 @@ bool RegAllocSimple::runOnMachineFunction(MachineFunction &Fn) { MBB != MBBe; ++MBB) AllocateBasicBlock(*MBB); + // Round stack allocation up to a nice alignment to keep the stack aligned + // FIXME: This is X86 specific! Move to frame manager + NumBytesAllocated = (NumBytesAllocated + 3) & ~3; + // Add prologue to the function... RegInfo->emitPrologue(Fn, NumBytesAllocated); |
