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author | Evan Cheng <evan.cheng@apple.com> | 2008-06-06 19:52:44 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2008-06-06 19:52:44 +0000 |
commit | 877333b99dd830c3e8bb7eaa1345ea942d29fc06 (patch) | |
tree | 486ccc53247c9669fdd239540fab53dc2099a641 /lib/CodeGen/README.txt | |
parent | 6b4a65f4e7a668815593eb9dea2b994eaad70a86 (diff) | |
download | llvm-877333b99dd830c3e8bb7eaa1345ea942d29fc06.tar.gz llvm-877333b99dd830c3e8bb7eaa1345ea942d29fc06.tar.bz2 llvm-877333b99dd830c3e8bb7eaa1345ea942d29fc06.tar.xz |
Enable stack coloring by default.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52057 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/README.txt')
-rw-r--r-- | lib/CodeGen/README.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/CodeGen/README.txt b/lib/CodeGen/README.txt index a66fc9dcdc..d5ddd21796 100644 --- a/lib/CodeGen/README.txt +++ b/lib/CodeGen/README.txt @@ -197,3 +197,12 @@ It would be really nice to be able to write patterns in .td files for copies, which would eliminate a bunch of explicit predicates on them (e.g. no side effects). Once this is in place, it would be even better to have tblgen synthesize the various copy insertion/inspection methods in TargetInstrInfo. + +//===---------------------------------------------------------------------===// + +Stack coloring improvments: + +1. Do proper LiveStackAnalysis on all stack objects including those which are + not spill slots. +2. Reorder objects to fill in gaps between objects. + e.g. 4, 1, <gap>, 4, 1, 1, 1, <gap>, 4 => 4, 1, 1, 1, 1, 4, 4 |