From 75db97cb3772fc0693947ec17c5954a04cb234a8 Mon Sep 17 00:00:00 2001
From: janekptacijarabaci <janekptacijarabaci@seznam.cz>
Date: Mon, 19 Mar 2018 14:48:24 +0100
Subject: Bug 1320388: Move JSFunction::HAS_REST to JSScript and LazyScript

Issue #78
[Depends on] Bug 883377: Implement ES6 function "name" property
semantics
---
 js/src/vm/Interpreter.cpp | 2 --
 1 file changed, 2 deletions(-)

(limited to 'js/src/vm/Interpreter.cpp')

diff --git a/js/src/vm/Interpreter.cpp b/js/src/vm/Interpreter.cpp
index fbf526ae5..51e809345 100644
--- a/js/src/vm/Interpreter.cpp
+++ b/js/src/vm/Interpreter.cpp
@@ -282,8 +282,6 @@ MakeDefaultConstructor(JSContext* cx, JSOp op, JSAtom* atom, HandleObject proto)
 
     ctor->setIsConstructor();
     ctor->setIsClassConstructor();
-    if (derived)
-        ctor->setHasRest();
 
     MOZ_ASSERT(ctor->infallibleIsDefaultClassConstructor(cx));
 
-- 
cgit v1.2.3


From 5ef44cf6484b9dfd49c0174ac2969a29587a1bbd Mon Sep 17 00:00:00 2001
From: janekptacijarabaci <janekptacijarabaci@seznam.cz>
Date: Mon, 19 Mar 2018 15:47:10 +0100
Subject: Part 1: Implement ES6 function name property semantics

Issue #78
---
 js/src/vm/Interpreter.cpp | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

(limited to 'js/src/vm/Interpreter.cpp')

diff --git a/js/src/vm/Interpreter.cpp b/js/src/vm/Interpreter.cpp
index 51e809345..9cba1f4dc 100644
--- a/js/src/vm/Interpreter.cpp
+++ b/js/src/vm/Interpreter.cpp
@@ -1860,7 +1860,6 @@ CASE(EnableInterruptsPseudoOpcode)
 /* Various 1-byte no-ops. */
 CASE(JSOP_NOP)
 CASE(JSOP_NOP_DESTRUCTURING)
-CASE(JSOP_UNUSED182)
 CASE(JSOP_UNUSED183)
 CASE(JSOP_UNUSED187)
 CASE(JSOP_UNUSED192)
@@ -3482,6 +3481,19 @@ CASE(JSOP_TOASYNC)
 }
 END_CASE(JSOP_TOASYNC)
 
+CASE(JSOP_SETFUNNAME)
+{
+    MOZ_ASSERT(REGS.stackDepth() >= 2);
+    FunctionPrefixKind prefixKind = FunctionPrefixKind(GET_UINT8(REGS.pc));
+    ReservedRooted<Value> name(&rootValue0, REGS.sp[-1]);
+    ReservedRooted<JSFunction*> fun(&rootFunction0, &REGS.sp[-2].toObject().as<JSFunction>());
+    if (!SetFunctionNameIfNoOwnName(cx, fun, name, prefixKind))
+        goto error;
+
+    REGS.sp--;
+}
+END_CASE(JSOP_SETFUNNAME)
+
 CASE(JSOP_CALLEE)
     MOZ_ASSERT(REGS.fp()->isFunctionFrame());
     PUSH_COPY(REGS.fp()->calleev());
@@ -4343,7 +4355,7 @@ js::DefFunOperation(JSContext* cx, HandleScript script, HandleObject envChain,
         parent = parent->enclosingEnvironment();
 
     /* ES5 10.5 (NB: with subsequent errata). */
-    RootedPropertyName name(cx, fun->name()->asPropertyName());
+    RootedPropertyName name(cx, fun->explicitName()->asPropertyName());
 
     RootedShape shape(cx);
     RootedObject pobj(cx);
@@ -4991,7 +5003,7 @@ js::ReportRuntimeLexicalError(JSContext* cx, unsigned errorNumber,
     RootedPropertyName name(cx);
 
     if (op == JSOP_THROWSETCALLEE) {
-        name = script->functionNonDelazifying()->name()->asPropertyName();
+        name = script->functionNonDelazifying()->explicitName()->asPropertyName();
     } else if (IsLocalOp(op)) {
         name = FrameSlotName(script, pc)->asPropertyName();
     } else if (IsAtomOp(op)) {
@@ -5059,8 +5071,8 @@ js::ThrowUninitializedThis(JSContext* cx, AbstractFramePtr frame)
     if (fun->isDerivedClassConstructor()) {
         const char* name = "anonymous";
         JSAutoByteString str;
-        if (fun->name()) {
-            if (!AtomToPrintableString(cx, fun->name(), &str))
+        if (fun->explicitName()) {
+            if (!AtomToPrintableString(cx, fun->explicitName(), &str))
                 return false;
             name = str.ptr();
         }
-- 
cgit v1.2.3