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Hello everybody, hi Evan, this patch changes the lowering of arguments for tail call optimized calls. Before arguments that could be overwritten by each other were explicitly lowered to a stack slot, not giving the register allocator a chance to optimize. Now a sequence of copyto/copyfrom virtual registers ensures that arguments are loaded in (virtual) registers before they are lowered to the

The patch is in http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20080421/061548.html . Okay to commit :) On Thu, Apr 24, 2008 at 7:35 PM, Arnold Schwaighofer <arnold.schwaighofer at gmail.com> wrote: > Another round :) > > I'll post the patch to llvm-commits cause i guess people might get > annoyed by my series of patches :). > > On Tue, Apr 22, 2008 at

Another round :) I'll post the patch to llvm-commits cause i guess people might get annoyed by my series of patches :). On Tue, Apr 22, 2008 at 10:34 PM, Evan Cheng <evan.cheng at apple.com> wrote: . >> +PPCTargetLowering::IsEligibleForTailCallOptimization(SDOperand Call, >> ... > That's fine. Please break it into two parts and move the target > independent part