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Take allocation hints from copy instructions to/from physregs.

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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
This commit is contained in:
Jakob Stoklund Olesen
2010-05-13 00:19:43 +00:00
parent 63e34f690c
commit 4bf4bafcce
3 changed files with 71 additions and 21 deletions
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4
test/CodeGen/PowerPC/2007-04-30-InlineAsmEarlyClobber.ll
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@@ -7,8 +7,8 @@
; CHECK: subfze r4,r6
; LOCAL: subfc r6,r5,r4
; LOCAL: subfze r3,r3
; FAST: subfc r9,r8,r7
; FAST: subfze r10,r6
; FAST: subfc r3,r5,r4
; FAST: subfze r4,r6
; PR1357