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(parent: 626ab1c) | patch
Mark hasExtraDefRegAllocReq=1 on LDRD.
authorJim Grosbach <grosbach@apple.com>
Fri, 8 Apr 2011 18:47:05 +0000 (18:47 +0000)
committerJim Grosbach <grosbach@apple.com>
Fri, 8 Apr 2011 18:47:05 +0000 (18:47 +0000)
commit5b03a3a59aad2beca37829e4d357db592d18de6e
treed5f27c9d60422b9a41e84976a67cee49a62d35bbtree | snapshot
parent626ab1ccad703deefd386fc732d875f8e1319edbcommit | diff
Mark hasExtraDefRegAllocReq=1 on LDRD.

The previous cleanup of LDRD got overzealous and removed it, causing post-RA
scheduling to get overzealous in breaking antidependencies and invalidate these instructions. Hilarity and invalid assembly ensued.

rdar://9244161

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129144 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/ARM/ARMInstrInfo.td diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors