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I was wondering if llvm supports sub registers in an inline asm string. For example, in gcc, using modifiers %w0 makes it possible to access ax if %0 refers to eax. If there is any support, do you know where it is implemented ? I'd like to add such a support for another target. Thank you ! Damien -------------- next part -------------- An HTML attachment was scrubbed... URL:

On Mar 1, 2011, at 1:24 PM, Damien Vincent wrote: > > I was wondering if llvm supports sub registers in an inline asm string. > For example, in gcc, using modifiers %w0 makes it possible to access ax if %0 refers to eax. > > If there is any support, do you know where it is implemented ? I'd like to add such a support for another target. Hi Damien, It sure does. These