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| author | Evan Cheng <evan.cheng@apple.com> | 2009-03-31 01:13:53 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-03-31 01:13:53 +0000 |
| commit | 885bc6de525472980c7651c3d835dbe7005dc63f (patch) | |
| tree | 2cb4008af0aaf469a0aec0b0fa25ef772974b7a3 /llvm/lib/CodeGen | |
| parent | b67535d1b6d7fed3388fd01084e4a3f624cf4e2a (diff) | |
| download | bcm5719-llvm-885bc6de525472980c7651c3d835dbe7005dc63f.tar.gz bcm5719-llvm-885bc6de525472980c7651c3d835dbe7005dc63f.zip | |
X86 address mode isel tweak. If the base of the address is also used by a CopyToReg (i.e. it's likely live-out), do not fold the sub-expressions into the addressing mode to avoid computing the address twice. The CopyToReg use will be isel'ed to a LEA, re-use it for address instead.
This is not yet enabled.
llvm-svn: 68082
Diffstat (limited to 'llvm/lib/CodeGen')
0 files changed, 0 insertions, 0 deletions
