This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: rfc: clobber all call-saved registers


>>>>> Richard Earnshaw writes:

Richard> Hmm, this might be useful as a way of safely allowing an asm to call a 
Richard> subroutine and ensure that the compiler clobbers all the correct registers 
Richard> at that point.

	Yes, this would be great!  I have needed the ability to use magic
instructions to trap into simulators that expect function-like argument
passing. 

David


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]