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(parent: eb95f65) | patch
Preserve implicit defs in ARMLoadStoreOptimizer.
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Wed, 28 Mar 2012 22:50:56 +0000 (22:50 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Wed, 28 Mar 2012 22:50:56 +0000 (22:50 +0000)
commitdc909bf46ba94bf123bf5c7273fa867bddffc4a2
tree89cf2ce1c31c6b19b5e71e094b35516a31a0fbaftree | snapshot
parenteb95f65f1142d1aac9cac94fb4ff46b96aedcb3acommit | diff
Preserve implicit defs in ARMLoadStoreOptimizer.

When a number of sub-register VLRDS instructions are combined into a
VLDM, preserve any super-register implicit defs. This is required to
keep the register scavenger and machine code verifier happy.

Enable machine code verification after ARMLoadStoreOptimizer.
ARM/2012-01-26-CopyPropKills.ll was failing because of this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153610 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/ARM/ARMLoadStoreOptimizer.cpp diff | blob | history
lib/Target/ARM/ARMTargetMachine.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors