Re: inline asm semantics: output constraint width smaller than input

From: Török Edwin
Date: Fri Jan 23 2009 - 13:52:53 EST

On 2009-01-23 20:30, Ingo Molnar wrote:
> * Török Edwin <edwintorok@xxxxxxxxx> wrote:
>> Having said that, llvm-gcc is not yet able to compile the full Linux
>> kernel on its own [for example the boot code, due to asm(".code16gcc")],
>> but with LLVM 2.4 it was possible to build "arch=UM", and "arch=X86" (by
>> using gcc to build the bootcode). I'd like LLVM 2.5 to be able to build
>> the kernel, so I'll file bugs for llvm/kernel depending on where the
>> problem is.
> Could we get LLVM folks on the Cc: and see how difficult it would be to
> fix this on the LLVM side? Asm constraints are used all around the place
> and different input/output types are very common.

I've added LLVMDev to Cc.
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