diff options
Diffstat (limited to 'llvm/lib/Target')
-rw-r--r-- | llvm/lib/Target/README.txt | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/lib/Target/README.txt b/llvm/lib/Target/README.txt index c369c8f2434..3100b87005e 100644 --- a/llvm/lib/Target/README.txt +++ b/llvm/lib/Target/README.txt @@ -106,3 +106,14 @@ This would be a win on ppc32, but not x86 or ppc64. Shrink: (setlt (loadi32 P), 0) -> (setlt (loadi8 Phi), 0) //===---------------------------------------------------------------------===// + +Reassociate is missing this: + +int test(int X, int Y) { + return (X+X+Y+Y); // (X+Y) << 1; +} + +it needs to turn the shifts into multiplies to get it. + +//===---------------------------------------------------------------------===// + |