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this case is matched now. 

llvm-svn: 57096
This commit is contained in:
Chris Lattner 2008-10-05 02:16:12 +00:00
parent 917a6c1343
commit f9325e5f67
1 changed files with 1 additions and 9 deletions
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10
llvm/lib/Target/README.txt
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@ -271,15 +271,7 @@ alas...
//===---------------------------------------------------------------------===//
This isn't recognized as bswap by instcombine:
unsigned int swap_32(unsigned int v) {
v = ((v & 0x00ff00ffU) << 8) | ((v & 0xff00ff00U) >> 8);
v = ((v & 0x0000ffffU) << 16) | ((v & 0xffff0000U) >> 16);
return v;
}
Nor is this (yes, it really is bswap):
This isn't recognized as bswap by instcombine (yes, it really is bswap):
unsigned long reverse(unsigned v) {
unsigned t;