[llvm] r345043 - [WebAssembly] use 'match' to simplify code; NFC

[Sanjay Patel via llvm-commits]

Author: spatel
Date: Tue Oct 23 09:05:09 2018
New Revision: 345043

URL: http://llvm.org/viewvc/llvm-project?rev=345043&view=rev
Log:
[WebAssembly] use 'match' to simplify code; NFC

Vector types are not possible here because this code explicitly
checks for a scalar type, but this is another step towards 
completely removing the fake binop queries for not/neg/fneg.

Modified:
    llvm/trunk/lib/Target/WebAssembly/WebAssemblyFastISel.cpp

Modified: llvm/trunk/lib/Target/WebAssembly/WebAssemblyFastISel.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/WebAssembly/WebAssemblyFastISel.cpp?rev=345043&r1=345042&r2=345043&view=diff
==============================================================================
--- llvm/trunk/lib/Target/WebAssembly/WebAssemblyFastISel.cpp (original)
+++ llvm/trunk/lib/Target/WebAssembly/WebAssemblyFastISel.cpp Tue Oct 23 09:05:09 2018
@@ -37,7 +37,10 @@
 #include "llvm/IR/Instructions.h"
 #include "llvm/IR/IntrinsicInst.h"
 #include "llvm/IR/Operator.h"
+#include "llvm/IR/PatternMatch.h"
+
 using namespace llvm;
+using namespace PatternMatch;
 
 #define DEBUG_TYPE "wasm-fastisel"
 
@@ -417,9 +420,10 @@ unsigned WebAssemblyFastISel::getRegForI
         return getRegForValue(ICmp->getOperand(0));
       }
 
-  if (BinaryOperator::isNot(V) && V->getType()->isIntegerTy(32)) {
+  Value *NotV;
+  if (match(V, m_Not(m_Value(NotV))) && V->getType()->isIntegerTy(32)) {
     Not = true;
-    return getRegForValue(BinaryOperator::getNotArgument(V));
+    return getRegForValue(NotV);
   }
 
   Not = false;