[crankshaft] do not restore rsi in stub for deferred number conversions

src/builtins/builtins.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/builtins/builtins.h"
 
 #include "src/api-arguments.h"
 #include "src/api-natives.h"
 #include "src/api.h"
 #include "src/base/ieee754.h"
@@ skipping 79 matching lines @@
 // A builtin function is defined by writing:
 //
 //   BUILTIN(name) {
 //     ...
 //   }
 //
 // In the body of the builtin function the arguments can be accessed
 // through the BuiltinArguments object args.
 // TODO(cbruni): add global flag to check whether any tracing events have been
 // enabled.
-#define BUILTIN(name)                                                        \
-  MUST_USE_RESULT static Object* Builtin_Impl_##name(BuiltinArguments args,  \
-                                                     Isolate* isolate);      \
-                                                                             \
-  V8_NOINLINE static Object* Builtin_Impl_Stats_##name(                      \
-      int args_length, Object** args_object, Isolate* isolate) {             \
-    BuiltinArguments args(args_length, args_object);                         \
-    RuntimeCallTimerScope timer(isolate, &RuntimeCallStats::Builtin_##name); \
-    TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("v8.runtime"),                    \
-                 "V8.Builtin_" #name);                                       \
-    return Builtin_Impl_##name(args, isolate);                               \
-  }                                                                          \
-                                                                             \
-  MUST_USE_RESULT static Object* Builtin_##name(                             \
-      int args_length, Object** args_object, Isolate* isolate) {             \
-    if (FLAG_runtime_call_stats) {                                           \
-      return Builtin_Impl_Stats_##name(args_length, args_object, isolate);   \
-    }                                                                        \
-    BuiltinArguments args(args_length, args_object);                         \
-    return Builtin_Impl_##name(args, isolate);                               \
-  }                                                                          \
-                                                                             \
-  MUST_USE_RESULT static Object* Builtin_Impl_##name(BuiltinArguments args,  \
+#define BUILTIN(name)                                                         \
+  MUST_USE_RESULT static Object* Builtin_Impl_##name(BuiltinArguments args,   \
+                                                     Isolate* isolate);       \
+                                                                              \
+  V8_NOINLINE static Object* Builtin_Impl_Stats_##name(                       \
+      int args_length, Object** args_object, Isolate* isolate) {              \
+    BuiltinArguments args(args_length, args_object);                          \
+    RuntimeCallTimerScope timer(isolate, &RuntimeCallStats::Builtin_##name);  \
+    TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("v8.runtime"),                     \
+                 "V8.Builtin_" #name);                                        \
+    return Builtin_Impl_##name(args, isolate);                                \
+  }                                                                           \
+                                                                              \
+  MUST_USE_RESULT static Object* Builtin_##name(                              \
+      int args_length, Object** args_object, Isolate* isolate) {              \
+    DCHECK(isolate->context() == nullptr || isolate->context()->IsContext()); \
+    if (FLAG_runtime_call_stats) {                                            \
+      return Builtin_Impl_Stats_##name(args_length, args_object, isolate);    \
+    }                                                                         \
+    BuiltinArguments args(args_length, args_object);                          \
+    return Builtin_Impl_##name(args, isolate);                                \
+  }                                                                           \
+                                                                              \
+  MUST_USE_RESULT static Object* Builtin_Impl_##name(BuiltinArguments args,   \
                                                      Isolate* isolate)
 
 // ----------------------------------------------------------------------------
 
 #define CHECK_RECEIVER(Type, name, method)                                  \
   if (!args.receiver()->Is##Type()) {                                       \
     THROW_NEW_ERROR_RETURN_FAILURE(                                         \
         isolate,                                                            \
         NewTypeError(MessageTemplate::kIncompatibleMethodReceiver,          \
                      isolate->factory()->NewStringFromAsciiChecked(method), \
@@ skipping 6529 matching lines @@
 BUILTIN_LIST_H(DEFINE_BUILTIN_ACCESSOR_H)
 BUILTIN_LIST_DEBUG_A(DEFINE_BUILTIN_ACCESSOR_A)
 #undef DEFINE_BUILTIN_ACCESSOR_C
 #undef DEFINE_BUILTIN_ACCESSOR_A
 #undef DEFINE_BUILTIN_ACCESSOR_T
 #undef DEFINE_BUILTIN_ACCESSOR_S
 #undef DEFINE_BUILTIN_ACCESSOR_H
 
 }  // namespace internal
 }  // namespace v8