ARM: Fix comment and make it slightly more readable
llvm-svn: 237820
diff --git a/llvm/lib/Target/ARM/ARMISelLowering.cpp b/llvm/lib/Target/ARM/ARMISelLowering.cpp
index e291f02..86ed166 100644
--- a/llvm/lib/Target/ARM/ARMISelLowering.cpp
+++ b/llvm/lib/Target/ARM/ARMISelLowering.cpp
@@ -7951,13 +7951,13 @@
// a glue link from the first add to the second add.
// If we find this pattern, we can replace the U/SMUL_LOHI, ADDC, and ADDE by
// a S/UMLAL instruction.
- // loAdd UMUL_LOHI
- // \ / :lo \ :hi
- // \ / \ [no multiline comment]
- // ADDC | hiAdd
- // \ :glue / /
- // \ / /
- // ADDE
+ // UMUL_LOHI
+ // / :lo \ :hi
+ // / \ [no multiline comment]
+ // loAdd -> ADDE |
+ // \ :glue /
+ // \ /
+ // ADDC <- hiAdd
//
assert(AddcNode->getOpcode() == ISD::ADDC && "Expect an ADDC");
SDValue AddcOp0 = AddcNode->getOperand(0);