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author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-02-18 22:35:20 +0000 |
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committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-02-18 22:35:20 +0000 |
commit | e324f6e05ff7a157347edb48203db0250805f748 (patch) | |
tree | c8bd989c58f7753f1969bfcbd95b9c32113b1e5d /lib/CodeGen/VirtRegMap.h | |
parent | 188a7e00e784f78d6b5b250a64ac5c374f0fd3f0 (diff) | |
download | external_llvm-e324f6e05ff7a157347edb48203db0250805f748.zip external_llvm-e324f6e05ff7a157347edb48203db0250805f748.tar.gz external_llvm-e324f6e05ff7a157347edb48203db0250805f748.tar.bz2 |
Use VirtRegMap's Virt2SplitMap to keep track of the original live range before splitting.
All new virtual registers created for spilling or splitting point back to their original.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125980 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/VirtRegMap.h')
-rw-r--r-- | lib/CodeGen/VirtRegMap.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/VirtRegMap.h b/lib/CodeGen/VirtRegMap.h index a43ac5f..23101ce 100644 --- a/lib/CodeGen/VirtRegMap.h +++ b/lib/CodeGen/VirtRegMap.h @@ -214,7 +214,7 @@ namespace llvm { } /// @brief returns the live interval virtReg is split from. - unsigned getPreSplitReg(unsigned virtReg) { + unsigned getPreSplitReg(unsigned virtReg) const { return Virt2SplitMap[virtReg]; } |