Add a "NativeMode" to V8 script compilation.
Change-Id: I73b087c9787ca7f961c2af89f45de2b8813ce1a5
Task-number: QTBUG-20344
Reviewed-on: http://codereview.qt-project.org/4500
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Aaron Kennedy <aaron.kennedy@nokia.com>
-Subproject commit ed5cc903d70f73780e5985e7d2de33f6b8d86402
+Subproject commit 523f03f03b1ac16d272a13389f8a5654d9ff12e6
From 3dff2e903674d8ab5310d44281b57de36db659c9 Mon Sep 17 00:00:00 2001
From: Aaron Kennedy <aaron.kennedy@nokia.com>
Date: Mon, 23 May 2011 15:47:20 +1000
-Subject: [PATCH 01/14] Add hashing and comparison methods to v8::String
+Subject: [PATCH 01/15] Add hashing and comparison methods to v8::String
This allows us to more rapidly search for a v8::String inside
a hash of QStrings.
From 01f7bd262fb1be893fe4bdc6b98a1b43c5a0bb7d Mon Sep 17 00:00:00 2001
From: Aaron Kennedy <aaron.kennedy@nokia.com>
Date: Mon, 23 May 2011 15:55:26 +1000
-Subject: [PATCH 02/14] Add a bit field 3 to Map
+Subject: [PATCH 02/15] Add a bit field 3 to Map
Bit field 3 will be used to add QML specific map flags.
---
From 530ded6ea634bccb96652cd3e0cf67725449ed63 Mon Sep 17 00:00:00 2001
From: Aaron Kennedy <aaron.kennedy@nokia.com>
Date: Mon, 23 May 2011 16:21:02 +1000
-Subject: [PATCH 03/14] Add a "fallback" mode for named property interceptors
+Subject: [PATCH 03/15] Add a "fallback" mode for named property interceptors
By default interceptors are called before the normal property
resolution on objects. When an interceptor is installed as a
From f9368b52060c31e9532ef26f6cca1a2cb0283f51 Mon Sep 17 00:00:00 2001
From: Aaron Kennedy <aaron.kennedy@nokia.com>
Date: Mon, 23 May 2011 16:55:35 +1000
-Subject: [PATCH 04/14] Generalize external object resources
+Subject: [PATCH 04/15] Generalize external object resources
V8 was already able to manage and finalize an external string
resource. This change generalizes that mechanism to handle a
From 60c1a26bf89d3b06bcdd8408fcee89a018120f32 Mon Sep 17 00:00:00 2001
From: Aaron Kennedy <aaron.kennedy@nokia.com>
Date: Mon, 23 May 2011 18:26:19 +1000
-Subject: [PATCH 05/14] Introduce a QML compilation mode
+Subject: [PATCH 05/15] Introduce a QML compilation mode
In QML mode, there is a second global object - known as the QML
global object. During property resolution, if a property is not
From 1209b88e96f253cdc19aa4c95e011c84597844f0 Mon Sep 17 00:00:00 2001
From: Aaron Kennedy <aaron.kennedy@nokia.com>
Date: Wed, 25 May 2011 10:36:13 +1000
-Subject: [PATCH 06/14] Allow access to the calling script data
+Subject: [PATCH 06/15] Allow access to the calling script data
---
include/v8.h | 1 +
From 2a5cf85d7fd7912e516138db03e4cda47cc2a1ab Mon Sep 17 00:00:00 2001
From: Aaron Kennedy <aaron.kennedy@nokia.com>
Date: Fri, 27 May 2011 13:04:15 +1000
-Subject: [PATCH 07/14] Fix warnings
+Subject: [PATCH 07/15] Fix warnings
---
include/v8.h | 16 ++++++++--------
From a7c491e6e533110a17fe9f7d47cf92a1b2263180 Mon Sep 17 00:00:00 2001
From: Aaron Kennedy <aaron.kennedy@nokia.com>
Date: Mon, 27 Jun 2011 14:57:28 +1000
-Subject: [PATCH 08/14] Add custom object compare callback
+Subject: [PATCH 08/15] Add custom object compare callback
A global custom object comparison callback can be set with:
V8::SetUserObjectComparisonCallbackFunction()
From 15ce2909579aef8c8f6b0c2c07fdebbaf0f4d611 Mon Sep 17 00:00:00 2001
From: ager@chromium.org <ager@chromium.org>
Date: Wed, 4 May 2011 13:03:08 +0000
-Subject: [PATCH 09/14] Add CallAsFunction method to the Object class in the
+Subject: [PATCH 09/15] Add CallAsFunction method to the Object class in the
API
Patch by Peter Varga.
From 3ba270e3b93d292dc53a675a21479bdb0b50bbbe Mon Sep 17 00:00:00 2001
From: ager@chromium.org <ager@chromium.org>
Date: Fri, 6 May 2011 11:07:52 +0000
-Subject: [PATCH 10/14] Implement CallAsConstructor method for Object in the
+Subject: [PATCH 10/15] Implement CallAsConstructor method for Object in the
API
Patch by Peter Varga.
From 5f3e5dd6901b54707ea4f868d8fa7317c4ab3852 Mon Sep 17 00:00:00 2001
From: Jedrzej Nowacki <jedrzej.nowacki@nokia.com>
Date: Tue, 7 Dec 2010 11:56:42 +0100
-Subject: [PATCH 11/14] QtScript/V8: Add new v8 api to check if a value is an
+Subject: [PATCH 11/15] QtScript/V8: Add new v8 api to check if a value is an
error.
New function v8::Value::IsError was created.
From a338d96fe138fbffd4b45c7d13a54e068daa6e12 Mon Sep 17 00:00:00 2001
From: ager@chromium.org <ager@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Date: Mon, 9 May 2011 15:24:48 +0000
-Subject: [PATCH 12/14] Add IsCallable method for Object in the API
+Subject: [PATCH 12/15] Add IsCallable method for Object in the API
Patch by Peter Varga.
From c36be227e9d7952a1952caa529c78ecdc376bd55 Mon Sep 17 00:00:00 2001
From: Aaron Kennedy <aaron.kennedy@nokia.com>
Date: Thu, 25 Aug 2011 11:09:58 +1000
-Subject: [PATCH 13/14] Remove execute flag from v8-debug.h
+Subject: [PATCH 13/15] Remove execute flag from v8-debug.h
---
0 files changed, 0 insertions(+), 0 deletions(-)
From ed5cc903d70f73780e5985e7d2de33f6b8d86402 Mon Sep 17 00:00:00 2001
From: Kent Hansen <kent.hansen@nokia.com>
Date: Fri, 2 Sep 2011 12:03:09 +0200
-Subject: [PATCH 14/14] Fix deprecated Python code
+Subject: [PATCH 14/15] Fix deprecated Python code
Needed to make the scripts run on Python 3, which is the
default python interpreter on some newer distros.
--- /dev/null
+From 523f03f03b1ac16d272a13389f8a5654d9ff12e6 Mon Sep 17 00:00:00 2001
+From: Aaron Kennedy <aaron.kennedy@nokia.com>
+Date: Fri, 9 Sep 2011 14:16:12 +1000
+Subject: [PATCH 15/15] Allow a script to be flagged as "native"
+
+Native scripts do not appear in backtraces, or in the source and
+line number when exceptions are thrown from within them. This is
+useful to be able to write code in JavaScript instead of C++ and
+still have it appear sensibly to the user.
+---
+ include/v8.h | 5 +++--
+ src/compiler.cc | 2 +-
+ 2 files changed, 4 insertions(+), 3 deletions(-)
+
+diff --git a/include/v8.h b/include/v8.h
+index 5e1ce50..a2d61d1 100644
+--- a/include/v8.h
++++ b/include/v8.h
+@@ -578,8 +578,9 @@ class ScriptOrigin {
+ class V8EXPORT Script {
+ public:
+ enum CompileFlags {
+- Default = 0x00,
+- QmlMode = 0x01
++ Default = 0x00,
++ QmlMode = 0x01,
++ NativeMode = 0x02
+ };
+
+ /**
+diff --git a/src/compiler.cc b/src/compiler.cc
+index d2191b9..873018c 100755
+--- a/src/compiler.cc
++++ b/src/compiler.cc
+@@ -507,7 +507,7 @@ Handle<SharedFunctionInfo> Compiler::Compile(Handle<String> source,
+
+ // Create a script object describing the script to be compiled.
+ Handle<Script> script = FACTORY->NewScript(source);
+- if (natives == NATIVES_CODE) {
++ if (natives == NATIVES_CODE || compile_flags & v8::Script::NativeMode) {
+ script->set_type(Smi::FromInt(Script::TYPE_NATIVE));
+ }
+ if (!script_name.is_null()) {
+--
+1.7.4.4
+
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