Re: optimizing calling conventions for function return

2006-05-25 Thread Alan Modra
On Thu, May 25, 2006 at 07:11:59PM +0100, Joern RENNECKE wrote: > In http://gcc.gnu.org/ml/gcc/2006-05/msg00604.html, you wrote: > > >The sequence of call, test, jne (or slight variations) occurs in > >1000's of places, if a better alternative can be found there could be > >significant perofrmance

Re: optimizing calling conventions for function return

2006-05-25 Thread Joern RENNECKE
In http://gcc.gnu.org/ml/gcc/2006-05/msg00604.html, you wrote: The sequence of call, test, jne (or slight variations) occurs in 1000's of places, if a better alternative can be found there could be significant perofrmance gains. If the time taken to do the test and branch is really significant