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(parent: 63e34f6) | patch
Take allocation hints from copy instructions to/from physregs.
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Thu, 13 May 2010 00:19:43 +0000 (00:19 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Thu, 13 May 2010 00:19:43 +0000 (00:19 +0000)
commit4bf4bafcced902ee6d58a90486768f08a3795d02
treeca6671e10a6b83770e2a8c8274f78004b9d380d0tree | snapshot
parent63e34f690c511a146b936435f84ee76fda154f7ccommit | diff
Take allocation hints from copy instructions to/from physregs.
This causes way more identity copies to be generated, ripe for coalescing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103686 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/RegAllocFast.cpp diff | blob | history
test/CodeGen/PowerPC/2007-04-30-InlineAsmEarlyClobber.ll diff | blob | history
test/CodeGen/X86/2008-09-18-inline-asm-2.ll diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors