Extend TF test coverage to unsupported targets.

src/compiler/pipeline.h

Index: src/compiler/pipeline.h
diff --git a/src/compiler/pipeline.h b/src/compiler/pipeline.h
index 6d69dd055d468038998c234f00420b4227d3ea47..82af766c3c426414e857effc426d2a8a69237cf8 100644
--- a/src/compiler/pipeline.h
+++ b/src/compiler/pipeline.h
@@ -12,8 +12,7 @@
 // Note: TODO(turbofan) implies a performance improvement opportunity,
 //   and TODO(name) implies an incomplete implementation
 
-#if V8_TARGET_ARCH_IA32 || V8_TARGET_ARCH_X64 || V8_TARGET_ARCH_ARM64 || \
-    V8_TARGET_ARCH_ARM
+#if V8_TARGET_ARCH_IA32 || V8_TARGET_ARCH_X64 || V8_TARGET_ARCH_ARM
 #ifndef _WIN64
 #define V8_TURBOFAN_TARGET 1
 #else
@@ -50,14 +49,7 @@ class Pipeline {
   Zone* zone() { return info_->zone(); }
   Isolate* isolate() { return info_->isolate(); }
 
-  static inline bool SupportedTarget() {
-#if V8_TARGET_ARCH_ARM64
-    // TODO(turbofan): The ARM64 port is temporarily disabled.
-    return false;
-#else
-    return V8_TURBOFAN_TARGET != 0;
-#endif
-  }
+  static inline bool SupportedTarget() { return V8_TURBOFAN_TARGET != 0; }
 
   static inline bool VerifyGraphs() {
 #ifdef DEBUG