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| author | Evan Cheng <evan.cheng@apple.com> | 2007-09-25 01:54:36 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2007-09-25 01:54:36 +0000 |
| commit | 93f143e286acad609336954b78a87cf19091c53c (patch) | |
| tree | 05eb93ca35bcfe154a16403c81b638ae3abf777b /lib/CodeGen/IntrinsicLowering.cpp | |
| parent | 0d7bb10b8770d41571dd2d8b5a1743cf6b734327 (diff) | |
| download | external_llvm-93f143e286acad609336954b78a87cf19091c53c.zip external_llvm-93f143e286acad609336954b78a87cf19091c53c.tar.gz external_llvm-93f143e286acad609336954b78a87cf19091c53c.tar.bz2 | |
Added major new capabilities to scheduler (only BURR for now) to support physical register dependency. The BURR scheduler can now backtrace and duplicate instructions in order to avoid "expensive / impossible to copy" values (e.g. status flag EFLAGS for x86) from being clobbered.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42284 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/IntrinsicLowering.cpp')
0 files changed, 0 insertions, 0 deletions