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| author | Craig Topper <craig.topper@intel.com> | 2018-07-27 23:04:59 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@intel.com> | 2018-07-27 23:04:59 +0000 |
| commit | c3e11bf3f7de8e4171e045bfcfeac47b47095575 (patch) | |
| tree | 113609855e490dbaa0a650d4eb5e4be8e302c97a /llvm/lib/Support/MemoryBuffer.cpp | |
| parent | fdfe2a9236db507dc85bbf561138b72f1ced6850 (diff) | |
| download | bcm5719-llvm-c3e11bf3f7de8e4171e045bfcfeac47b47095575.tar.gz bcm5719-llvm-c3e11bf3f7de8e4171e045bfcfeac47b47095575.zip | |
[X86] Add support expanding multiplies by constant where the constant is -3/-5/-9 multplied by a power of 2.
These can be replaced with an LEA, a shift, and a negate. This seems to match what gcc and icc would do.
llvm-svn: 338174
Diffstat (limited to 'llvm/lib/Support/MemoryBuffer.cpp')
0 files changed, 0 insertions, 0 deletions
