[llvm-commits] [llvm] r48793 - in /llvm/trunk: include/llvm/Target/TargetOptions.h lib/Target/TargetMachine.cpp

[Evan Cheng]

Please close PR1576 when you are all done. Thanks!

Evan

On Mar 25, 2008, at 2:02 PM, Devang Patel wrote:

> Author: dpatel
> Date: Tue Mar 25 16:02:35 2008
> New Revision: 48793
>
> URL: http://llvm.org/viewvc/llvm-project?rev=48793&view=rev
> Log:
> Add optimize-for-size knob.
>
> Modified:
>    llvm/trunk/include/llvm/Target/TargetOptions.h
>    llvm/trunk/lib/Target/TargetMachine.cpp
>
> Modified: llvm/trunk/include/llvm/Target/TargetOptions.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Target/TargetOptions.h?rev=48793&r1=48792&r2=48793&view=diff
>
> =
> =
> =
> =
> =
> =
> =
> =
> ======================================================================
> --- llvm/trunk/include/llvm/Target/TargetOptions.h (original)
> +++ llvm/trunk/include/llvm/Target/TargetOptions.h Tue Mar 25  
> 16:02:35 2008
> @@ -78,6 +78,10 @@
>   /// on the commandline. When the flag is on, the target will  
> perform tail call
>   /// optimization (pop the caller's stack) providing it supports it.
>   extern bool PerformTailCallOpt;
> +
> +  /// OptimizeForSize - When this flags is set, code generator  
> avoids optimization
> +  /// that increases size.
> +  extern bool OptimizeForSize;
> } // End llvm namespace
>
> #endif
>
> Modified: llvm/trunk/lib/Target/TargetMachine.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/TargetMachine.cpp?rev=48793&r1=48792&r2=48793&view=diff
>
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> ======================================================================
> --- llvm/trunk/lib/Target/TargetMachine.cpp (original)
> +++ llvm/trunk/lib/Target/TargetMachine.cpp Tue Mar 25 16:02:35 2008
> @@ -34,6 +34,7 @@
>   Reloc::Model RelocationModel;
>   CodeModel::Model CMModel;
>   bool PerformTailCallOpt;
> +  bool OptimizeForSize;
> }
> namespace {
>   cl::opt<bool, true> PrintCode("print-machineinstrs",
> @@ -123,6 +124,11 @@
>                            cl::desc("Turn on tail call  
> optimization."),
>                            cl::location(PerformTailCallOpt),
>                            cl::init(false));
> +  cl::opt<bool, true>
> +  EnableOptimizeForSize("optimizeforsize",
> +                        cl::desc("Optimize for size."),
> +                           cl::location(OptimizeForSize),
> +                           cl::init(false));
> }
>
> //---------------------------------------------------------------------------
>
>
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