r186218 - Use function attributes to pass along the stack protector buffer size instead of making it a target option.

Eric Christopher echristo at gmail.com
Fri Jul 12 15:33:46 PDT 2013


*cheers*

-eric

On Fri, Jul 12, 2013 at 3:26 PM, Bill Wendling <isanbard at gmail.com> wrote:
> Author: void
> Date: Fri Jul 12 17:26:07 2013
> New Revision: 186218
>
> URL: http://llvm.org/viewvc/llvm-project?rev=186218&view=rev
> Log:
> Use function attributes to pass along the stack protector buffer size instead of making it a target option.
>
> Modified:
>     cfe/trunk/lib/CodeGen/BackendUtil.cpp
>     cfe/trunk/lib/CodeGen/CGCall.cpp
>
> Modified: cfe/trunk/lib/CodeGen/BackendUtil.cpp
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/BackendUtil.cpp?rev=186218&r1=186217&r2=186218&view=diff
> ==============================================================================
> --- cfe/trunk/lib/CodeGen/BackendUtil.cpp (original)
> +++ cfe/trunk/lib/CodeGen/BackendUtil.cpp Fri Jul 12 17:26:07 2013
> @@ -458,7 +458,6 @@ TargetMachine *EmitAssemblyHelper::Creat
>    Options.DisableTailCalls = CodeGenOpts.DisableTailCalls;
>    Options.TrapFuncName = CodeGenOpts.TrapFuncName;
>    Options.PositionIndependentExecutable = LangOpts.PIELevel != 0;
> -  Options.SSPBufferSize = CodeGenOpts.SSPBufferSize;
>    Options.EnableSegmentedStacks = CodeGenOpts.EnableSegmentedStacks;
>
>    TargetMachine *TM = TheTarget->createTargetMachine(Triple, TargetOpts.CPU,
>
> Modified: cfe/trunk/lib/CodeGen/CGCall.cpp
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGCall.cpp?rev=186218&r1=186217&r2=186218&view=diff
> ==============================================================================
> --- cfe/trunk/lib/CodeGen/CGCall.cpp (original)
> +++ cfe/trunk/lib/CodeGen/CGCall.cpp Fri Jul 12 17:26:07 2013
> @@ -1070,6 +1070,8 @@ void CodeGenModule::ConstructAttributeLi
>                             CodeGenOpts.UnsafeFPMath ? "true" : "false");
>      FuncAttrs.addAttribute("use-soft-float",
>                             CodeGenOpts.SoftFloat ? "true" : "false");
> +    FuncAttrs.addAttribute("ssp-buffer-size",
> +                           llvm::utostr(CodeGenOpts.SSPBufferSize));
>    }
>
>    QualType RetTy = FI.getReturnType();
>
>
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