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| author | Evan Cheng <evan.cheng@apple.com> | 2006-02-17 00:00:58 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2006-02-17 00:00:58 +0000 |
| commit | db1dbbe8d6cfa04f360088b770583f5a63fe3b80 (patch) | |
| tree | 2510a0349cd84a71b60e470902de67b7cf6c8f43 /llvm/lib | |
| parent | eb7b3380fd225243dc2885b8f7d1ebbbb5a733fe (diff) | |
| download | bcm5719-llvm-db1dbbe8d6cfa04f360088b770583f5a63fe3b80.tar.gz bcm5719-llvm-db1dbbe8d6cfa04f360088b770583f5a63fe3b80.zip | |
Remove the entry about using movapd for SSE reg-reg moves.
llvm-svn: 26245
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/README.txt | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/llvm/lib/Target/X86/README.txt b/llvm/lib/Target/X86/README.txt index 50d87bc173a..b794176fa53 100644 --- a/llvm/lib/Target/X86/README.txt +++ b/llvm/lib/Target/X86/README.txt @@ -356,12 +356,6 @@ This may just be a matter of using 'test' to write bigger patterns for X86cmp. //===---------------------------------------------------------------------===// -Evaluate whether using movapd for SSE reg-reg moves is faster than using -movsd/movss for them. It may eliminate false partial register dependences by -writing the whole result register. - -//===---------------------------------------------------------------------===// - SSE should implement 'select_cc' using 'emulated conditional moves' that use pcmp/pand/pandn/por to do a selection instead of a conditional branch: |
