[turbofan] introduce Int32/64AbsWithOverflow optional operator

src/compiler/raw-machine-assembler.h

Index: src/compiler/raw-machine-assembler.h
diff --git a/src/compiler/raw-machine-assembler.h b/src/compiler/raw-machine-assembler.h
index ac1af6a63de139679de420e24f29d82f5e2937f4..208790210325e4bdfb152f453633670a33c4febe 100644
--- a/src/compiler/raw-machine-assembler.h
+++ b/src/compiler/raw-machine-assembler.h
@@ -439,6 +439,19 @@ class V8_EXPORT_PRIVATE RawMachineAssembler {
 
 #undef UINTPTR_BINOP
 
+  Node* Int32AbsWithOverflow(Node* a) {
+    return AddNode(machine()->Int32AbsWithOverflow().op(), a);
+  }
+
+  Node* Int64AbsWithOverflow(Node* a) {
+    return AddNode(machine()->Int64AbsWithOverflow().op(), a);
+  }
+
+  Node* IntPtrAbsWithOverflow(Node* a) {
+    return kPointerSize == 8 ? Int64AbsWithOverflow(a)
+                             : Int32AbsWithOverflow(a);
+  }
+
   Node* Float32Add(Node* a, Node* b) {
     return AddNode(machine()->Float32Add(), a, b);
   }