diff options
| author | Manman Ren <mren@apple.com> | 2012-11-27 18:09:26 +0000 |
|---|---|---|
| committer | Manman Ren <mren@apple.com> | 2012-11-27 18:09:26 +0000 |
| commit | f365d3984e2934b182e866d545348988d3b681d5 (patch) | |
| tree | b9d0c127b8d4db7ee980b970eeaf61ef4b6ea822 /lib/Analysis/ScalarEvolution.cpp | |
| parent | 4bfea7685d6ca28178f18ea27b19f50524ac677e (diff) | |
X86: do not fold load instructions such as [V]MOVS[S|D] to other instructions
when the destination register is wider than the memory load.
These load instructions load from m32 or m64 and set the upper bits to zero,
while the folded instructions may accept m128.
rdar://12721174
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168710 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/ScalarEvolution.cpp')
0 files changed, 0 insertions, 0 deletions