[llvm-commits] [llvm-gcc-4.2] r47205 - /llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp

[Evan Cheng]

Hi Andrew,

I think this might be breaking ppc build.

"/tmp/llvmgcc42.roots/llvmgcc42~obj/obj-i686-powerpc/./gcc/xgcc" "-B/ 
tmp/llvmgcc42.roots/llvmgcc42~obj/obj-i686-powerpc/./gcc/" -B/ 
Developer/usr/llvm-gcc-4.2/powerpc-apple-darwin9/bin/ -B/Developer/usr/ 
llvm-gc\
c-4.2/powerpc-apple-darwin9/lib/ -isystem /Developer/usr/llvm-gcc-4.2/ 
powerpc-apple-darwin9/include -isystem /Developer/usr/llvm-gcc-4.2/ 
powerpc-apple-darwin9/sys-include -DHAVE_CONFIG_H -I. "-I/tmp/ 
llvmgcc42.\
roots/llvmgcc42~obj/src/libgomp" -I. "-I/tmp/llvmgcc42.roots/ 
llvmgcc42~obj/src/libgomp/config/posix" "-I/tmp/llvmgcc42.roots/ 
llvmgcc42~obj/src/libgomp" -Wall -pthread -Werror -O2 -g -O2 -MT  
critical.lo -MD -MP\
  -MF .deps/critical.Tpo -c /tmp/llvmgcc42.roots/llvmgcc42~obj/src/ 
libgomp/critical.c  -fno-common -DPIC -o .libs/critical.o
checking for mempcpy... Cannot yet select: 0x40c1a0c0: ch =  
 >MemBarrier 0x40c18b70:1, 0x40c18840, 0x40c18840, 0x40c18840,  
0x40c18840, 0x40c1a2c0
/tmp/llvmgcc42.roots/llvmgcc42~obj/src/libgomp/critical.c:148:  
internal compiler error: Abort trap
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://developer.apple.com/bugreporter> for instructions.

I am going to temporarily disable this if that's the case. Please take  
a look.

Thanks,

Evan

On Feb 15, 2008, at 5:27 PM, Andrew Lenharth wrote:

> Author: alenhar2
> Date: Fri Feb 15 19:27:28 2008
> New Revision: 47205
>
> URL: http://llvm.org/viewvc/llvm-project?rev=47205&view=rev
> Log:
> llvm.memory.barrier for __sync_syncronize
>
> Modified:
>    llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp
>
> Modified: llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp?rev=47205&r1=47204&r2=47205&view=diff
>
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> ======================================================================
> --- llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp (original)
> +++ llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp Fri Feb 15 19:27:28 2008
> @@ -4293,6 +4293,18 @@
>     return true;
>   }
>
> +  case BUILT_IN_SYNCHRONIZE: {
> +    // We assume like gcc appears to, that this only applies to  
> cached memory.
> +    Value* C[5];
> +    C[0] = C[1] = C[2] = C[3] = ConstantInt::get(Type::Int1Ty, 1);
> +    C[4] = ConstantInt::get(Type::Int1Ty, 0);
> +
> +    Builder.CreateCall(Intrinsic::getDeclaration(TheModule,
> +                                                  
> Intrinsic::memory_barrier),
> +                       C, C + 5);
> +    return true;
> +  }
> +
> #if 1  // FIXME: Should handle these GCC extensions eventually.
>     case BUILT_IN_APPLY_ARGS:
>     case BUILT_IN_APPLY:
>
>
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