lifrsc.m.klsw...@spamgourmet.com wrote:
> BLFS updated LLVM to Version 3.1 on May 26th, 2012. I compiled LLVM 3.1
> successfully, but compiling MesaLib failed. The code snippets at the end
> of this message show why: LLVM has changed a function definition
> incompatibly from v3.0 to v3.1 but MesaLib is using the old version
> (even in version 8.0.3). As long as MesaLib doesn't know differences in
> LLVM 3.x versions BLFS shouldn't go past LLVM 3.0.
> In my opinion MesaLib is be the most important user of LLVM in the
> context of BLFS ; the gallium drivers for ATI/AMD-chips need it.

It looks like it's being addressed in Mesalib, e.g.

http://lists.freedesktop.org/archives/mesa-commit/2012-May/036915.html

I'd rather patch Mesalib than revert llvm and then update both later.

   -- Bruce

> And here are the code snippets:
> 
> --- llvm-3.0.src/include/llvm/Support/TargetRegistry.h        2011-09-07
> 19:24:38.000000000 +0200
> +++ llvm-3.1.src/include/llvm/Support/TargetRegistry.h        2012-04-02
> 08:09:36.000000000 +0200
> @@ -383,10 +394,12 @@
> 
>      MCInstPrinter *createMCInstPrinter(unsigned SyntaxVariant,
>                                         const MCAsmInfo &MAI,
> +                                       const MCInstrInfo &MII,
> +                                       const MCRegisterInfo &MRI,
>                                         const MCSubtargetInfo &STI) const {
>        if (!MCInstPrinterCtorFn)
>          return 0;
> -      return MCInstPrinterCtorFn(*this, SyntaxVariant, MAI, STI);
> +      return MCInstPrinterCtorFn(*this, SyntaxVariant, MAI, MII, MRI, STI);
>      }
> 
> Mesa-8.0.[23]/src/gallium/auxiliary/gallivm/lp_bld_debug.cpp :
> 
> #if HAVE_LLVM >= 0x0300
>    OwningPtr<MCInstPrinter> Printer(
>          T->createMCInstPrinter(AsmPrinterVariant, *AsmInfo, *STI));
> #elif HAVE_LLVM >= 0x0208
>    OwningPtr<MCInstPrinter> Printer(
>          T->createMCInstPrinter(AsmPrinterVariant, *AsmInfo));
> #else
>    OwningPtr<MCInstPrinter> Printer(
>          T->createMCInstPrinter(AsmPrinterVariant, *AsmInfo, Out));
> #endif
> 
> Best regards
> Klaus Wulff
> 

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