[PATCH] D41737: [PowerPC] Try to move the stack pointer update instruction later in the prologue and earlier in the epilogue

Stefan Pintilie via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Jan 5 13:28:35 PST 2018


stefanp added a comment.

Yes, we are hand scheduling the prologue and epilogue.
However, this is a little more than moving instructions around. Since we are moving the stack pointer update instruction, spills that use the stack pointer may have to be updated with new offsets.


https://reviews.llvm.org/D41737





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