[builtins] Unify the various versions of [[Call]] with a Call builtin.

src/mips64/macro-assembler-mips64.cc

Index: src/mips64/macro-assembler-mips64.cc
diff --git a/src/mips64/macro-assembler-mips64.cc b/src/mips64/macro-assembler-mips64.cc
index a379d847ae597d4e6afe2600ef1b44b39aa89dd8..d1f8bf396e2dc93ca5eb71fb59f33101a4f30b14 100644
--- a/src/mips64/macro-assembler-mips64.cc
+++ b/src/mips64/macro-assembler-mips64.cc
@@ -4874,6 +4874,12 @@ void MacroAssembler::LoadContext(Register dst, int context_chain_length) {
 }
 
 
+void MacroAssembler::LoadGlobalProxy(Register dst) {
+  ld(dst, GlobalObjectOperand());
+  ld(dst, FieldMemOperand(dst, GlobalObject::kGlobalProxyOffset));
+}
+
+
 void MacroAssembler::LoadTransitionedArrayMapConditional(
     ElementsKind expected_kind,
     ElementsKind transitioned_kind,
@@ -5367,6 +5373,19 @@ void MacroAssembler::AssertName(Register object) {
 }
 
 
+void MacroAssembler::AssertFunction(Register object) {
+  if (emit_debug_code()) {
+    STATIC_ASSERT(kSmiTag == 0);
+    SmiTst(object, t0);
+    Check(ne, kOperandIsASmiAndNotAFunction, t0, Operand(zero_reg));
+    push(object);
+    GetObjectType(object, object, object);
+    pop(object);
+    Check(eq, kOperandIsNotAFunction, object, Operand(JS_FUNCTION_TYPE));
+  }
+}
+
+
 void MacroAssembler::AssertUndefinedOrAllocationSite(Register object,
                                                      Register scratch) {
   if (emit_debug_code()) {