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| author | Evan Cheng <evan.cheng@apple.com> | 2006-03-21 07:12:57 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2006-03-21 07:12:57 +0000 |
| commit | aeebc96099317890c6693733f94834ab4987678c (patch) | |
| tree | 957b610976d5e0bd3c86fde2692236d3484aba0f /llvm/lib | |
| parent | 1208d9179a5ae1462939d2954f3d93b58c25efa8 (diff) | |
| download | bcm5719-llvm-aeebc96099317890c6693733f94834ab4987678c.tar.gz bcm5719-llvm-aeebc96099317890c6693733f94834ab4987678c.zip | |
Add a note about x86 register coallescing
llvm-svn: 26920
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/README.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/README.txt b/llvm/lib/Target/X86/README.txt index 429d159fce4..d9aaecbb96d 100644 --- a/llvm/lib/Target/X86/README.txt +++ b/llvm/lib/Target/X86/README.txt @@ -644,3 +644,5 @@ void minf(float a, float b, float *X) { //===---------------------------------------------------------------------===// +Teach the coallescer to coales vregs of different register classes. e.g. FR32 / +FR64 to VR128. |
