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| author | Haicheng Wu <haicheng@codeaurora.org> | 2016-11-15 20:16:48 +0000 |
|---|---|---|
| committer | Haicheng Wu <haicheng@codeaurora.org> | 2016-11-15 20:16:48 +0000 |
| commit | faee2b71a79f2eedb75279c2455e84b54b7e839b (patch) | |
| tree | d98279dcfac76b023afa1fd82ff9c0bdf2ddf660 /llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp | |
| parent | 3666629837d87332f17ead6d70eb98676614900c (diff) | |
| download | bcm5719-llvm-faee2b71a79f2eedb75279c2455e84b54b7e839b.tar.gz bcm5719-llvm-faee2b71a79f2eedb75279c2455e84b54b7e839b.zip | |
[AArch64] Lower multiplication by a constant int to shl+add+shl
Lower a = b * C where C = (2^n + 1) * 2^m to
add w0, w0, w0, lsl n
lsl w0, w0, m
Differential Revision: https://reviews.llvm.org/D229245
llvm-svn: 287019
Diffstat (limited to 'llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp')
0 files changed, 0 insertions, 0 deletions
