From 1cf9ab8ab8cf0fc72819d8aa68ba6cc328e33d05 Mon Sep 17 00:00:00 2001 From: Bill Wendling Date: Thu, 1 Aug 2013 21:41:02 +0000 Subject: [PATCH] Use function attributes to indicate if we don't want to realign the stack. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@187617 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/BackendUtil.cpp | 1 - lib/CodeGen/CGCall.cpp | 3 +++ 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/lib/CodeGen/BackendUtil.cpp b/lib/CodeGen/BackendUtil.cpp index 1bf49184fc..79cbc380a5 100644 --- a/lib/CodeGen/BackendUtil.cpp +++ b/lib/CodeGen/BackendUtil.cpp @@ -451,7 +451,6 @@ TargetMachine *EmitAssemblyHelper::CreateTargetMachine(bool MustCreateTM) { Options.UnsafeFPMath = CodeGenOpts.UnsafeFPMath; Options.UseSoftFloat = CodeGenOpts.SoftFloat; Options.StackAlignmentOverride = CodeGenOpts.StackAlignment; - Options.RealignStack = CodeGenOpts.StackRealignment; Options.DisableTailCalls = CodeGenOpts.DisableTailCalls; Options.TrapFuncName = CodeGenOpts.TrapFuncName; Options.PositionIndependentExecutable = LangOpts.PIELevel != 0; diff --git a/lib/CodeGen/CGCall.cpp b/lib/CodeGen/CGCall.cpp index b4c710c82c..11ee3883b3 100644 --- a/lib/CodeGen/CGCall.cpp +++ b/lib/CodeGen/CGCall.cpp @@ -1084,6 +1084,9 @@ void CodeGenModule::ConstructAttributeList(const CGFunctionInfo &FI, FuncAttrs.addAttribute("no-frame-pointer-elim-non-leaf", llvm::toStringRef(NoFramePointerElimNonLeaf)); + + if (!CodeGenOpts.StackRealignment) + FuncAttrs.addAttribute("no-realign-stack"); } QualType RetTy = FI.getReturnType(); -- 2.40.0