[turbofan] Implementation of Word32PairShl on arm.

test/cctest/wasm/test-run-wasm-64.cc

Index: test/cctest/wasm/test-run-wasm-64.cc
diff --git a/test/cctest/wasm/test-run-wasm-64.cc b/test/cctest/wasm/test-run-wasm-64.cc
index eea441b4ae09eb33f28f54d85805ff9672a5b301..7f480123180af0508bc5f5ef86e8726755ec842b 100644
--- a/test/cctest/wasm/test-run-wasm-64.cc
+++ b/test/cctest/wasm/test-run-wasm-64.cc
@@ -51,7 +51,7 @@ TEST(Run_WasmI64Xor) {
   }
 }
 // kExprI64Shl:
-#if !V8_TARGET_ARCH_MIPS && !V8_TARGET_ARCH_X87 && !V8_TARGET_ARCH_ARM
+#if !V8_TARGET_ARCH_MIPS && !V8_TARGET_ARCH_X87
 TEST(Run_WasmI64Shl) {
   {
     WasmRunner<int64_t> r(MachineType::Int64(), MachineType::Int64());