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author | Wan Xiaofei <xiaofei.wan@intel.com> | 2013-11-12 09:40:41 +0000 |
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committer | Wan Xiaofei <xiaofei.wan@intel.com> | 2013-11-12 09:40:41 +0000 |
commit | 3cda2d38851d73eec38d38a46462aaa65de4ef8e (patch) | |
tree | fd6f7e00831f7cc6f205446a05e776d0aee3d684 /lib/Target/XCore/XCoreFrameLowering.cpp | |
parent | e26299d76e4b1ef0fa9bfc89d55dd1a28a1220f4 (diff) | |
download | llvm-3cda2d38851d73eec38d38a46462aaa65de4ef8e.tar.gz llvm-3cda2d38851d73eec38d38a46462aaa65de4ef8e.tar.bz2 llvm-3cda2d38851d73eec38d38a46462aaa65de4ef8e.tar.xz |
Change data structure to memorize computed result in ScalarEvolution
Replace std::map with SmallVector to memorize the cached result since SCEV usually belongs to little Loop/BB
Linear scan on SmallVector is faster than std::map.
Code reviewer : Andrew Trick.
Test result : Pass Unit Test & LLVM Test Suite
401.bzip2 0.425721 0.419981 101.37%
403.gcc 24.53855 24.2667 101.12%
429.mcf 0.060847 0.059944 101.51%
433.milc 0.646009 0.636119 101.55%
444.namd 1.383928 1.370614 100.97%
445.gobmk 5.836575 5.800225 100.63%
450.soplex 1.911257 1.895963 100.81%
456.hmmer 1.039565 1.032534 100.68%
458.sjeng 0.897401 0.885567 101.34%
464.h264ref 3.645908 3.577991 101.90%
470.lbm 0.049456 0.048398 102.19%
471.omnetpp 5.638575 5.60435 100.61%
bitmnp01 0.045738 0.045291 100.99%
cjpegv2data 0.304359 0.302833 100.50%
idctrn01 0.046433 0.045763 101.46%
quake2 4.534416 4.4952 100.87%
quake 2.688566 2.659208 101.10%
xcsoar 12.42545 12.30385 100.99%
linpack 0.038739 0.03803 101.86%
matrix01 0.053564 0.0528 101.45%
nbench 0.402867 0.395803 101.78%
tblook01 0.021265 0.021015 101.19%
ttsprk01 0.066384 0.065566 101.25%
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194459 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/XCore/XCoreFrameLowering.cpp')
0 files changed, 0 insertions, 0 deletions