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(parent: fae7f6d) | patch
Use the same spill slot for all live ranges that descend form the same original
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Thu, 24 Feb 2011 01:07:55 +0000 (01:07 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Thu, 24 Feb 2011 01:07:55 +0000 (01:07 +0000)
commitb2597268c215e2349905c81bfc22f69849b5ab18
tree7f0335ab95458fdbd924246a13f71395dcab1266tree | snapshot
parentfae7f6de9ec18a6a8331b7ddbf51fd5f5c3e4288commit | diff
Use the same spill slot for all live ranges that descend form the same original
register.

This avoids some silly stack slot shuffling when both sides of a copy get
spilled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126353 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/InlineSpiller.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors