New entry.

llvm-svn: 29310
2006-07-26 21:49:52 +00:00 · 2006-07-26 21:49:52 +00:00 · 23a21c19d9
parent 0aa9d00ba0
commit 23a21c19d9
1 changed files with 5 additions and 0 deletions
--- a/llvm/lib/Target/X86/README.txt
+++ b/llvm/lib/Target/X86/README.txt
@ -729,3 +729,8 @@ float uint32_2_float( unsigned u ) {
 0000002a        flds    (%esp,1)
 0000002d        addl    $0x04,%esp
 00000030        ret
+
+//===---------------------------------------------------------------------===//
+
+When using fastcc abi, align stack slot of argument of type double on 8 byte
+boundary to improve performance.