Tidy up. No functional change intended.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@155832 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index b1b6ec4..83c357d 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -3420,11 +3420,11 @@
if (NumElems != 2 && NumElems != 4)
return false;
- for (unsigned i = 0; i != NumElems/2; ++i)
+ for (unsigned i = 0, e = NumElems/2; i != e; ++i)
if (!isUndefOrEqual(Mask[i], i + NumElems))
return false;
- for (unsigned i = NumElems/2; i != NumElems; ++i)
+ for (unsigned i = NumElems/2, e = NumElems; i != e; ++i)
if (!isUndefOrEqual(Mask[i], i))
return false;
@@ -3440,12 +3440,12 @@
|| VT.getSizeInBits() > 128)
return false;
- for (unsigned i = 0; i != NumElems/2; ++i)
+ for (unsigned i = 0, e = NumElems/2; i != e; ++i)
if (!isUndefOrEqual(Mask[i], i))
return false;
- for (unsigned i = 0; i != NumElems/2; ++i)
- if (!isUndefOrEqual(Mask[i + NumElems/2], i + NumElems))
+ for (unsigned i = 0, e = NumElems/2; i != e; ++i)
+ if (!isUndefOrEqual(Mask[i + e], i + NumElems))
return false;
return true;
@@ -4109,7 +4109,7 @@
for (unsigned i = 0, e = NumElems/2; i != e; ++i)
if (!isUndefOrEqual(Mask[i], i))
return false;
- for (unsigned i = NumElems/2; i != NumElems; ++i)
+ for (unsigned i = NumElems/2, e = NumElems; i != e; ++i)
if (!isUndefOrEqual(Mask[i], i+NumElems))
return false;
return true;
@@ -4257,9 +4257,8 @@
static SDValue getUnpackh(SelectionDAG &DAG, DebugLoc dl, EVT VT, SDValue V1,
SDValue V2) {
unsigned NumElems = VT.getVectorNumElements();
- unsigned Half = NumElems/2;
SmallVector<int, 8> Mask;
- for (unsigned i = 0; i != Half; ++i) {
+ for (unsigned i = 0, Half = NumElems/2; i != Half; ++i) {
Mask.push_back(i + Half);
Mask.push_back(i + NumElems + Half);
}