Fix grammar: apostrophe-s ('s) is possessive, not plural; also iff vs. if.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22619 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCISelPattern.cpp b/lib/Target/PowerPC/PPCISelPattern.cpp
index 2423405..b9cdb85 100644
--- a/lib/Target/PowerPC/PPCISelPattern.cpp
+++ b/lib/Target/PowerPC/PPCISelPattern.cpp
@@ -36,10 +36,10 @@
using namespace llvm;
-// IsRunOfOnes - Returns true if Val consists of one contiguous run of 1's with
-// any number of 0's on either side. the 1's are allowed to wrap from LSB to
-// MSB. so 0x000FFF0, 0x0000FFFF, and 0xFF0000FF are all runs. 0x0F0F0000 is
-// not, since all 1's are not contiguous.
+// IsRunOfOnes - Returns true iff Val consists of one contiguous run of 1s with
+// any number of 0s on either side. The 1s are allowed to wrap from LSB to
+// MSB, so 0x000FFF0, 0x0000FFFF, and 0xFF0000FF are all runs. 0x0F0F0000 is
+// not, since all 1s are not contiguous.
static bool IsRunOfOnes(unsigned Val, unsigned &MB, unsigned &ME) {
if (isShiftedMask_32(Val)) {
// look for the first non-zero bit