Re: inline asm semantics: output constraint width smaller thaninput

[Ingo Molnar]

* 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.

	Ingo
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