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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-08-08 00:40:47 +0000 |
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| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-08-08 00:40:47 +0000 |
| commit | 130e603115129ec1a6b94550a15f7caea0cbf068 (patch) | |
| tree | 28a4c8203a80b25ffb5d0209708f6afbbc6a2a6f /test/CodeGen/X86 | |
| parent | 5e63d43e48f6d0b597d21b83a1eed9eaf2febc93 (diff) | |
| download | external_llvm-130e603115129ec1a6b94550a15f7caea0cbf068.zip external_llvm-130e603115129ec1a6b94550a15f7caea0cbf068.tar.gz external_llvm-130e603115129ec1a6b94550a15f7caea0cbf068.tar.bz2 | |
Don't scan physreg use-def chains looking for a PIC base.
We can't rematerialize a PIC base after register allocation anyway, and
scanning physreg use-def chains is very expensive in a function with
many calls.
<rdar://problem/12047515>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161461 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86')
0 files changed, 0 insertions, 0 deletions