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| author | Cameron Zwarich <zwarich@apple.com> | 2011-02-21 01:29:32 +0000 |
|---|---|---|
| committer | Cameron Zwarich <zwarich@apple.com> | 2011-02-21 01:29:32 +0000 |
| commit | ad48a4fc321adc58cd2843da64b2e206441c7e96 (patch) | |
| tree | 45fbf89eae6f0cf390c3ba682d68ed78ec4cf39e /lib/Target/README.txt | |
| parent | 7d0805dcb82e9ba1d90ce8d702169683b9caded7 (diff) | |
A lo/hi mul has higher latency than an imul r,ri, e.g. 5 cycles compared to 3
on Core 2 and Nehalem, so the code we generate is better than GCC's here.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126100 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/README.txt')
0 files changed, 0 insertions, 0 deletions