From 23918975bfc0864392af0ab5d59952978edbe690 Mon Sep 17 00:00:00 2001 From: Andrew Lenharth Date: Wed, 25 Jan 2006 01:51:08 +0000 Subject: [PATCH] maintaining stackpointer alignment. Perhaps it doesn't matter git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25592 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/Alpha/AlphaRegisterInfo.cpp | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/lib/Target/Alpha/AlphaRegisterInfo.cpp b/lib/Target/Alpha/AlphaRegisterInfo.cpp index 1438073279c..fb93922aec5 100644 --- a/lib/Target/Alpha/AlphaRegisterInfo.cpp +++ b/lib/Target/Alpha/AlphaRegisterInfo.cpp @@ -257,6 +257,7 @@ AlphaRegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator II) const { " for stack size: " << MF.getFrameInfo()->getStackSize() << "\n"); if (Offset > IMM_HIGH || Offset < IMM_LOW) { + std::cerr << "Unconditionally using R28 for evil purposes\n"; //so in this case, we need to use a temporary register, and move the original //inst off the SP/FP //fix up the old: @@ -311,6 +312,9 @@ void AlphaRegisterInfo::emitPrologue(MachineFunction &MF) const { // Do we need to allocate space on the stack? if (NumBytes == 0) return; + unsigned Align = MF.getTarget().getFrameInfo()->getStackAlignment(); + NumBytes = (NumBytes+Align-1)/Align*Align; + // Update frame info to pretend that this is part of the stack... MFI->setStackSize(NumBytes); -- 2.34.1