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| author | Chris Lattner <sabre@nondot.org> | 2006-10-18 17:04:09 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-10-18 17:04:09 +0000 |
| commit | 35a14710466379bad7d1d9f2a8f34fd5e00d0f63 (patch) | |
| tree | 035163b416a31c1ea80cab3ed177f691d6c1fd7a /llvm/lib | |
| parent | bad440742ec82802ad926ebaf7925edbe8aa4658 (diff) | |
| download | bcm5719-llvm-35a14710466379bad7d1d9f2a8f34fd5e00d0f63.tar.gz bcm5719-llvm-35a14710466379bad7d1d9f2a8f34fd5e00d0f63.zip | |
add a note
llvm-svn: 31038
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/README-SSE.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/README-SSE.txt b/llvm/lib/Target/X86/README-SSE.txt index a22cebf165f..2de68edad00 100644 --- a/llvm/lib/Target/X86/README-SSE.txt +++ b/llvm/lib/Target/X86/README-SSE.txt @@ -28,6 +28,11 @@ Each operand of the minss is a load. At least one should be folded! //===---------------------------------------------------------------------===// +Expand libm rounding functions inline: Significant speedups possible. +http://gcc.gnu.org/ml/gcc-patches/2006-10/msg00909.html + +//===---------------------------------------------------------------------===// + When compiled with unsafemath enabled, "main" should enable SSE DAZ mode and other fast SSE modes. |
