[wasm] Int64Lowering of I64Shl on ia32.

src/compiler/wasm-compiler.cc

Index: src/compiler/wasm-compiler.cc
diff --git a/src/compiler/wasm-compiler.cc b/src/compiler/wasm-compiler.cc
index 4b1c3aa0ff895e5dae70ffd42c87dd6752d25eaf..1f3da085790fa6df896b975307c63f1a577a7f0c 100644
--- a/src/compiler/wasm-compiler.cc
+++ b/src/compiler/wasm-compiler.cc
@@ -509,9 +509,12 @@ Node* WasmGraphBuilder::Binop(wasm::WasmOpcode opcode, Node* left,
       op = m->Word64Xor();
       break;
 // kExprI64Shl:
-// kExprI64ShrU:
-// kExprI64ShrS:
-// kExprI64Eq:
+    case wasm::kExprI64Shl:
+      op = m->Word64Shl();
+      break;
+    // kExprI64ShrU:
+    // kExprI64ShrS:
+    // kExprI64Eq:
     case wasm::kExprI64Eq:
       op = m->Word64Equal();
       break;
@@ -598,9 +601,6 @@ Node* WasmGraphBuilder::Binop(wasm::WasmOpcode opcode, Node* left,
       op = m->Uint64Mod();
       return graph()->NewNode(op, left, right,
                               trap_->ZeroCheck64(kTrapRemByZero, right));
-    case wasm::kExprI64Shl:
-      op = m->Word64Shl();
-      break;
     case wasm::kExprI64ShrU:
       op = m->Word64Shr();
       break;