[turbofan] Introduce integer multiplication with overflow.

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 b55fb9bbd5bd72b38a5c27e2f8a18c9b0e493814..1c73eb3d643310e0a292e34e03359b1ad297d148 100644
--- a/src/compiler/raw-machine-assembler.h
+++ b/src/compiler/raw-machine-assembler.h
@@ -255,6 +255,9 @@ class RawMachineAssembler {
   Node* Int32MulHigh(Node* a, Node* b) {
     return AddNode(machine()->Int32MulHigh(), a, b);
   }
+  Node* Int32MulWithOverflow(Node* a, Node* b) {
+    return AddNode(machine()->Int32MulWithOverflow(), a, b);
+  }
   Node* Int32Div(Node* a, Node* b) {
     return AddNode(machine()->Int32Div(), a, b);
   }