| /* |
| * Copyright (C) 2006-2020 Apple Inc. All rights reserved. |
| * Copyright (C) 2007-2009 Torch Mobile, Inc. |
| * Copyright (C) 2010, 2011 Research In Motion Limited. All rights reserved. |
| * Copyright (C) 2013 Samsung Electronics. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #pragma once |
| |
| #ifndef WTF_PLATFORM_GUARD_AGAINST_INDIRECT_INCLUSION |
| #error "Please #include <wtf/Platform.h> instead of this file directly." |
| #endif |
| |
| |
| #define ENABLE(WTF_FEATURE) (defined ENABLE_##WTF_FEATURE && ENABLE_##WTF_FEATURE) |
| |
| /* Use this file to list _all_ ENABLE() macros. Define the macros to be one of the following values: |
| * - "0" disables the feature by default. The feature can still be enabled for a specific port or environment. |
| * - "1" enables the feature by default. The feature can still be disabled for a specific port or environment. |
| * |
| * The feature defaults in this file are only taken into account if the (port specific) build system |
| * has not enabled or disabled a particular feature. |
| * |
| * Use this file to define ENABLE() macros only. Do not use this file to define USE() or macros ! |
| * |
| * Only define a macro if it was not defined before - always check for !defined first. |
| * |
| * Keep the file sorted by the name of the defines. As an exception you can change the order |
| * to allow interdependencies between the default values. |
| * |
| * Below are a few potential commands to take advantage of this file running from the Source/WTF directory |
| * |
| * Get the list of feature defines: grep -o "ENABLE_\(\w\+\)" wtf/PlatformEnable.h | sort | uniq |
| * Get the list of features enabled by default for a PLATFORM(XXX): gcc -E -dM -I. -DWTF_PLATFORM_XXX "wtf/Platform.h" | grep "ENABLE_\w\+ 1" | cut -d' ' -f2 | sort |
| */ |
| |
| |
| /* FIXME: This should be renamed to ENABLE_ASSERTS for consistency and so it can be used as ENABLE(ASSERTS). */ |
| /* ASSERT_ENABLED should be true if we want the current compilation unit to |
| do debug assertion checks unconditionally (e.g. treat a debug ASSERT |
| like a RELEASE_ASSERT. |
| */ |
| #ifndef ASSERT_ENABLED |
| #ifdef NDEBUG |
| #define ASSERT_ENABLED 0 |
| #else |
| #define ASSERT_ENABLED 1 |
| #endif |
| #endif |
| |
| |
| /* ==== Platform additions: additions to PlatformEnable.h from outside the main repository ==== */ |
| |
| #if USE(APPLE_INTERNAL_SDK) && __has_include(<WebKitAdditions/AdditionalFeatureDefines.h>) |
| #include <WebKitAdditions/AdditionalFeatureDefines.h> |
| #endif |
| |
| |
| |
| /* ==== Platform specific defaults ==== */ |
| |
| /* --------- Apple Cocoa platforms --------- */ |
| #if PLATFORM(COCOA) |
| #include <wtf/PlatformEnableCocoa.h> |
| #endif |
| |
| /* --------- Apple Windows port --------- */ |
| #if PLATFORM(WIN) && !PLATFORM(WIN_CAIRO) |
| #include <wtf/PlatformEnableWinApple.h> |
| #endif |
| |
| /* --------- Windows CAIRO port --------- */ |
| #if PLATFORM(WIN_CAIRO) |
| #include <wtf/PlatformEnableWinCairo.h> |
| #endif |
| |
| |
| |
| /* --------- ENABLE macro defaults --------- */ |
| |
| /* Do not use PLATFORM() tests in this section ! */ |
| |
| #if !defined(ENABLE_WEBPROCESS_NSRUNLOOP) |
| #define ENABLE_WEBPROCESS_NSRUNLOOP 0 |
| #endif |
| |
| #if !defined(ENABLE_WEBPROCESS_WINDOWSERVER_BLOCKING) |
| #define ENABLE_WEBPROCESS_WINDOWSERVER_BLOCKING 0 |
| #endif |
| |
| #if !defined(ENABLE_MAC_GESTURE_EVENTS) |
| #define ENABLE_MAC_GESTURE_EVENTS 0 |
| #endif |
| |
| #if !defined(ENABLE_CURSOR_VISIBILITY) |
| #define ENABLE_CURSOR_VISIBILITY 0 |
| #endif |
| |
| #if !defined(ENABLE_AIRPLAY_PICKER) |
| #define ENABLE_AIRPLAY_PICKER 0 |
| #endif |
| |
| #if !defined(ENABLE_APPLE_PAY_REMOTE_UI) |
| #define ENABLE_APPLE_PAY_REMOTE_UI 0 |
| #endif |
| |
| #if !defined(ENABLE_AUTOCORRECT) |
| #define ENABLE_AUTOCORRECT 0 |
| #endif |
| |
| #if !defined(ENABLE_AUTOCAPITALIZE) |
| #define ENABLE_AUTOCAPITALIZE 0 |
| #endif |
| |
| #if !defined(ENABLE_TEXT_AUTOSIZING) |
| #define ENABLE_TEXT_AUTOSIZING 0 |
| #endif |
| |
| #if !defined(ENABLE_IOS_GESTURE_EVENTS) |
| #define ENABLE_IOS_GESTURE_EVENTS 0 |
| #endif |
| |
| #if !defined(ENABLE_IOS_TOUCH_EVENTS) |
| #define ENABLE_IOS_TOUCH_EVENTS 0 |
| #endif |
| |
| #if !defined(ENABLE_PRIMARY_SNAPSHOTTED_PLUGIN_HEURISTIC) |
| #define ENABLE_PRIMARY_SNAPSHOTTED_PLUGIN_HEURISTIC 0 |
| #endif |
| |
| #if !defined(ENABLE_WKPDFVIEW) |
| #define ENABLE_WKPDFVIEW 0 |
| #endif |
| |
| #if !defined(ENABLE_PREVIEW_CONVERTER) |
| #define ENABLE_PREVIEW_CONVERTER 0 |
| #endif |
| |
| #if !defined(ENABLE_META_VIEWPORT) |
| #define ENABLE_META_VIEWPORT 0 |
| #endif |
| |
| |
| #if !defined(ENABLE_FILE_REPLACEMENT) |
| #define ENABLE_FILE_REPLACEMENT 0 |
| #endif |
| |
| #if !defined(ENABLE_UI_SIDE_COMPOSITING) |
| #define ENABLE_UI_SIDE_COMPOSITING 0 |
| #endif |
| |
| #if !defined(ENABLE_3D_TRANSFORMS) |
| #define ENABLE_3D_TRANSFORMS 0 |
| #endif |
| |
| #if !defined(ENABLE_ACCESSIBILITY) |
| #define ENABLE_ACCESSIBILITY 1 |
| #endif |
| |
| #if !defined(ENABLE_ACCELERATED_2D_CANVAS) |
| #define ENABLE_ACCELERATED_2D_CANVAS 0 |
| #endif |
| |
| #if !defined(ENABLE_OVERFLOW_SCROLLING_TOUCH) |
| #define ENABLE_OVERFLOW_SCROLLING_TOUCH 0 |
| #endif |
| |
| #if !defined(ENABLE_APNG) |
| #define ENABLE_APNG 1 |
| #endif |
| |
| #if !defined(ENABLE_CHANNEL_MESSAGING) |
| #define ENABLE_CHANNEL_MESSAGING 1 |
| #endif |
| |
| #if !defined(ENABLE_CONTENT_EXTENSIONS) |
| #define ENABLE_CONTENT_EXTENSIONS 0 |
| #endif |
| |
| #if !defined(ENABLE_CONTEXT_MENUS) |
| #define ENABLE_CONTEXT_MENUS 1 |
| #endif |
| |
| #if !defined(ENABLE_CONTEXT_MENU_EVENT) |
| #define ENABLE_CONTEXT_MENU_EVENT 1 |
| #endif |
| |
| #if !defined(ENABLE_CSS3_TEXT) |
| #define ENABLE_CSS3_TEXT 0 |
| #endif |
| |
| #if !defined(ENABLE_CSS_BOX_DECORATION_BREAK) |
| #define ENABLE_CSS_BOX_DECORATION_BREAK 1 |
| #endif |
| |
| #if !defined(ENABLE_CSS_COMPOSITING) |
| #define ENABLE_CSS_COMPOSITING 0 |
| #endif |
| |
| #if !defined(ENABLE_CSS_IMAGE_RESOLUTION) |
| #define ENABLE_CSS_IMAGE_RESOLUTION 0 |
| #endif |
| |
| #if !defined(ENABLE_CSS_CONIC_GRADIENTS) |
| #define ENABLE_CSS_CONIC_GRADIENTS 0 |
| #endif |
| |
| #if !defined(ENABLE_CUSTOM_CURSOR_SUPPORT) |
| #define ENABLE_CUSTOM_CURSOR_SUPPORT 1 |
| #endif |
| |
| #if !defined(ENABLE_DARK_MODE_CSS) |
| #define ENABLE_DARK_MODE_CSS 0 |
| #endif |
| |
| #if !defined(ENABLE_DATALIST_ELEMENT) |
| #define ENABLE_DATALIST_ELEMENT 0 |
| #endif |
| |
| #if !defined(ENABLE_DEVICE_ORIENTATION) |
| #define ENABLE_DEVICE_ORIENTATION 0 |
| #endif |
| |
| #if !defined(ENABLE_DOWNLOAD_ATTRIBUTE) |
| #define ENABLE_DOWNLOAD_ATTRIBUTE 1 |
| #endif |
| |
| #if !defined(ENABLE_DRAG_SUPPORT) |
| #define ENABLE_DRAG_SUPPORT 1 |
| #endif |
| |
| #if !defined(ENABLE_ENCRYPTED_MEDIA) |
| #define ENABLE_ENCRYPTED_MEDIA 0 |
| #endif |
| |
| #if !defined(ENABLE_FAST_JIT_PERMISSIONS) |
| #define ENABLE_FAST_JIT_PERMISSIONS 0 |
| #endif |
| |
| #if !defined(ENABLE_FILTERS_LEVEL_2) |
| #define ENABLE_FILTERS_LEVEL_2 0 |
| #endif |
| |
| #if !defined(ENABLE_FTPDIR) |
| #define ENABLE_FTPDIR 1 |
| #endif |
| |
| #if !defined(ENABLE_FULLSCREEN_API) |
| #define ENABLE_FULLSCREEN_API 0 |
| #endif |
| |
| #if !defined(ENABLE_GAMEPAD) |
| #define ENABLE_GAMEPAD 0 |
| #endif |
| |
| #if !defined(ENABLE_GEOLOCATION) |
| #define ENABLE_GEOLOCATION 0 |
| #endif |
| |
| #if !defined(ENABLE_INDEXED_DATABASE) |
| #define ENABLE_INDEXED_DATABASE 0 |
| #endif |
| |
| #if !defined(ENABLE_INDEXED_DATABASE_IN_WORKERS) |
| #define ENABLE_INDEXED_DATABASE_IN_WORKERS 0 |
| #endif |
| |
| #if !defined(ENABLE_INPUT_TYPE_COLOR) |
| #define ENABLE_INPUT_TYPE_COLOR 1 |
| #endif |
| |
| #if !defined(ENABLE_INPUT_TYPE_DATE) |
| #define ENABLE_INPUT_TYPE_DATE 0 |
| #endif |
| |
| #if !defined(ENABLE_INPUT_TYPE_DATETIME_INCOMPLETE) |
| #define ENABLE_INPUT_TYPE_DATETIME_INCOMPLETE 0 |
| #endif |
| |
| #if !defined(ENABLE_INPUT_TYPE_DATETIMELOCAL) |
| #define ENABLE_INPUT_TYPE_DATETIMELOCAL 0 |
| #endif |
| |
| #if !defined(ENABLE_INPUT_TYPE_MONTH) |
| #define ENABLE_INPUT_TYPE_MONTH 0 |
| #endif |
| |
| #if !defined(ENABLE_INPUT_TYPE_TIME) |
| #define ENABLE_INPUT_TYPE_TIME 0 |
| #endif |
| |
| #if !defined(ENABLE_INPUT_TYPE_WEEK) |
| #define ENABLE_INPUT_TYPE_WEEK 0 |
| #endif |
| |
| #if ENABLE(INPUT_TYPE_DATE) || ENABLE(INPUT_TYPE_DATETIME_INCOMPLETE) || ENABLE(INPUT_TYPE_DATETIMELOCAL) || ENABLE(INPUT_TYPE_MONTH) || ENABLE(INPUT_TYPE_TIME) || ENABLE(INPUT_TYPE_WEEK) |
| #if !defined(ENABLE_DATE_AND_TIME_INPUT_TYPES) |
| #define ENABLE_DATE_AND_TIME_INPUT_TYPES 1 |
| #endif |
| #endif |
| |
| #if !defined(ENABLE_INSPECTOR_ALTERNATE_DISPATCHERS) |
| #define ENABLE_INSPECTOR_ALTERNATE_DISPATCHERS 0 |
| #endif |
| |
| #if !defined(ENABLE_INSPECTOR_TELEMETRY) |
| #define ENABLE_INSPECTOR_TELEMETRY 0 |
| #endif |
| |
| #if !defined(ENABLE_INTL) |
| #define ENABLE_INTL 0 |
| #endif |
| |
| #if !defined(ENABLE_LAYOUT_FORMATTING_CONTEXT) |
| #define ENABLE_LAYOUT_FORMATTING_CONTEXT 0 |
| #endif |
| |
| #if !defined(ENABLE_LEGACY_CSS_VENDOR_PREFIXES) |
| #define ENABLE_LEGACY_CSS_VENDOR_PREFIXES 0 |
| #endif |
| |
| #if !defined(ENABLE_LETTERPRESS) |
| #define ENABLE_LETTERPRESS 0 |
| #endif |
| |
| #if !defined(ENABLE_MATHML) |
| #define ENABLE_MATHML 1 |
| #endif |
| |
| #if !defined(ENABLE_MEDIA_CAPTURE) |
| #define ENABLE_MEDIA_CAPTURE 0 |
| #endif |
| |
| #if !defined(ENABLE_MEDIA_CONTROLS_SCRIPT) |
| #define ENABLE_MEDIA_CONTROLS_SCRIPT 0 |
| #endif |
| |
| #if !defined(ENABLE_MEDIA_SOURCE) |
| #define ENABLE_MEDIA_SOURCE 0 |
| #endif |
| |
| #if !defined(ENABLE_MEDIA_STATISTICS) |
| #define ENABLE_MEDIA_STATISTICS 0 |
| #endif |
| |
| #if !defined(ENABLE_MEDIA_STREAM) |
| #define ENABLE_MEDIA_STREAM 0 |
| #endif |
| |
| #if !defined(ENABLE_METER_ELEMENT) |
| #define ENABLE_METER_ELEMENT 1 |
| #endif |
| |
| #if !defined(ENABLE_MHTML) |
| #define ENABLE_MHTML 0 |
| #endif |
| |
| #if !defined(ENABLE_MOUSE_CURSOR_SCALE) |
| #define ENABLE_MOUSE_CURSOR_SCALE 0 |
| #endif |
| |
| #if !defined(ENABLE_MOUSE_FORCE_EVENTS) |
| #define ENABLE_MOUSE_FORCE_EVENTS 1 |
| #endif |
| |
| #if !defined(ENABLE_NETSCAPE_PLUGIN_API) |
| #define ENABLE_NETSCAPE_PLUGIN_API 1 |
| #endif |
| |
| #if !defined(ENABLE_NETSCAPE_PLUGIN_METADATA_CACHE) |
| #define ENABLE_NETSCAPE_PLUGIN_METADATA_CACHE 0 |
| #endif |
| |
| #if !defined(ENABLE_NOTIFICATIONS) |
| #define ENABLE_NOTIFICATIONS 0 |
| #endif |
| |
| #if !defined(ENABLE_OFFSCREEN_CANVAS) |
| #define ENABLE_OFFSCREEN_CANVAS 0 |
| #endif |
| |
| #if !defined(ENABLE_ORIENTATION_EVENTS) |
| #define ENABLE_ORIENTATION_EVENTS 0 |
| #endif |
| |
| #if OS(WINDOWS) |
| #if !defined(ENABLE_PAN_SCROLLING) |
| #define ENABLE_PAN_SCROLLING 1 |
| #endif |
| #endif |
| |
| #if !defined(ENABLE_PAYMENT_REQUEST) |
| #define ENABLE_PAYMENT_REQUEST 0 |
| #endif |
| |
| #if !defined(ENABLE_POINTER_LOCK) |
| #define ENABLE_POINTER_LOCK 1 |
| #endif |
| |
| #if !defined(ENABLE_QUOTA) |
| #define ENABLE_QUOTA 0 |
| #endif |
| |
| #if !defined(ENABLE_REMOTE_INSPECTOR) |
| #define ENABLE_REMOTE_INSPECTOR 0 |
| #endif |
| |
| #if !defined(ENABLE_RUBBER_BANDING) |
| #define ENABLE_RUBBER_BANDING 0 |
| #endif |
| |
| #if !defined(ENABLE_SECURITY_ASSERTIONS) |
| /* Enable security assertions on all ASAN builds and debug builds. */ |
| #if ASAN_ENABLED || !defined(NDEBUG) |
| #define ENABLE_SECURITY_ASSERTIONS 1 |
| #endif |
| #endif |
| |
| #if !defined(ENABLE_SEPARATED_WX_HEAP) |
| #define ENABLE_SEPARATED_WX_HEAP 0 |
| #endif |
| |
| #if !defined(ENABLE_SMOOTH_SCROLLING) |
| #define ENABLE_SMOOTH_SCROLLING 0 |
| #endif |
| |
| #if !defined(ENABLE_SPEECH_SYNTHESIS) |
| #define ENABLE_SPEECH_SYNTHESIS 0 |
| #endif |
| |
| #if !defined(ENABLE_SPELLCHECK) |
| #define ENABLE_SPELLCHECK 0 |
| #endif |
| |
| #if !defined(ENABLE_STREAMS_API) |
| #define ENABLE_STREAMS_API 1 |
| #endif |
| |
| #if !defined(ENABLE_SVG_FONTS) |
| #define ENABLE_SVG_FONTS 1 |
| #endif |
| |
| #if !defined(ENABLE_TEXT_CARET) |
| #define ENABLE_TEXT_CARET 1 |
| #endif |
| |
| #if !defined(ENABLE_TEXT_SELECTION) |
| #define ENABLE_TEXT_SELECTION 1 |
| #endif |
| |
| #if !defined(ENABLE_ASYNC_SCROLLING) |
| #define ENABLE_ASYNC_SCROLLING 0 |
| #endif |
| |
| #if !defined(ENABLE_TOUCH_EVENTS) |
| #define ENABLE_TOUCH_EVENTS 0 |
| #endif |
| |
| #if !defined(ENABLE_VIDEO) |
| #define ENABLE_VIDEO 0 |
| #endif |
| |
| #if !defined(ENABLE_VIDEO_TRACK) |
| #define ENABLE_VIDEO_TRACK 0 |
| #endif |
| |
| #if !defined(ENABLE_DATACUE_VALUE) |
| #define ENABLE_DATACUE_VALUE 0 |
| #endif |
| |
| #if !defined(ENABLE_WEBGL) |
| #define ENABLE_WEBGL 0 |
| #endif |
| |
| #if !defined(ENABLE_GRAPHICS_CONTEXT_GL) |
| #define ENABLE_GRAPHICS_CONTEXT_GL ENABLE_WEBGL |
| #endif |
| |
| #if !defined(ENABLE_WEB_ARCHIVE) |
| #define ENABLE_WEB_ARCHIVE 0 |
| #endif |
| |
| #if !defined(ENABLE_WEB_AUDIO) |
| #define ENABLE_WEB_AUDIO 0 |
| #endif |
| |
| #if !defined(ENABLE_XSLT) |
| #define ENABLE_XSLT 1 |
| #endif |
| |
| #if !defined(ENABLE_DATA_INTERACTION) |
| #define ENABLE_DATA_INTERACTION 0 |
| #endif |
| |
| #if !defined(ENABLE_SERVICE_WORKER) |
| #define ENABLE_SERVICE_WORKER 1 |
| #endif |
| |
| #if !defined(ENABLE_MONOSPACE_FONT_EXCEPTION) |
| #define ENABLE_MONOSPACE_FONT_EXCEPTION 0 |
| #endif |
| |
| #if !defined(ENABLE_FULL_KEYBOARD_ACCESS) |
| #define ENABLE_FULL_KEYBOARD_ACCESS 0 |
| #endif |
| |
| #if !defined(ENABLE_PLATFORM_DRIVEN_TEXT_CHECKING) |
| #define ENABLE_PLATFORM_DRIVEN_TEXT_CHECKING 0 |
| #endif |
| |
| #if !defined(ENABLE_WEB_PLAYBACK_CONTROLS_MANAGER) |
| #define ENABLE_WEB_PLAYBACK_CONTROLS_MANAGER 0 |
| #endif |
| |
| #if !defined(ENABLE_RESOURCE_USAGE) |
| #define ENABLE_RESOURCE_USAGE 0 |
| #endif |
| |
| #if !defined(ENABLE_SEC_ITEM_SHIM) |
| #define ENABLE_SEC_ITEM_SHIM 0 |
| #endif |
| |
| #if !defined(ENABLE_DATA_DETECTION) |
| #define ENABLE_DATA_DETECTION 0 |
| #endif |
| |
| /* |
| * Enable this to put each IsoHeap and other allocation categories into their own malloc heaps, so that tools like vmmap can show how big each heap is. |
| * Turn BENABLE_MALLOC_HEAP_BREAKDOWN on in bmalloc together when using this. |
| */ |
| #if !defined(ENABLE_MALLOC_HEAP_BREAKDOWN) |
| #define ENABLE_MALLOC_HEAP_BREAKDOWN 0 |
| #endif |
| |
| #if !defined(ENABLE_CFPREFS_DIRECT_MODE) |
| #define ENABLE_CFPREFS_DIRECT_MODE 0 |
| #endif |
| |
| |
| |
| /* FIXME: This section of the file has not been cleaned up yet and needs major work. */ |
| |
| /* FIXME: JSC_OBJC_API_ENABLED does not match the normal ENABLE naming convention. */ |
| #if !PLATFORM(COCOA) |
| #if !defined(JSC_OBJC_API_ENABLED) |
| #define JSC_OBJC_API_ENABLED 0 |
| #endif |
| #endif |
| |
| /* The JIT is enabled by default on all x86-64 & ARM64 platforms. */ |
| #if !defined(ENABLE_JIT) && (CPU(X86_64) || CPU(ARM64)) && !CPU(APPLE_ARMV7K) |
| #define ENABLE_JIT 1 |
| #endif |
| |
| #if USE(JSVALUE32_64) |
| #if (CPU(ARM_THUMB2) || CPU(MIPS)) && OS(LINUX) |
| /* On ARMv7 and MIPS on Linux the JIT is enabled unless explicitly disabled. */ |
| #if !defined(ENABLE_JIT) |
| #define ENABLE_JIT 1 |
| #endif |
| #else |
| /* Disable JIT and force C_LOOP on all other 32bit architectures. */ |
| #undef ENABLE_JIT |
| #define ENABLE_JIT 0 |
| #undef ENABLE_C_LOOP |
| #define ENABLE_C_LOOP 1 |
| #endif |
| #endif |
| |
| #if !defined(ENABLE_C_LOOP) |
| #if ENABLE(JIT) || CPU(X86_64) || (CPU(ARM64) && !defined(__ILP32__)) |
| #define ENABLE_C_LOOP 0 |
| #else |
| #define ENABLE_C_LOOP 1 |
| #endif |
| #endif |
| |
| /* FIXME: This should be turned into an #error invariant */ |
| /* The FTL *does not* work on 32-bit platforms. Disable it even if someone asked us to enable it. */ |
| #if USE(JSVALUE32_64) |
| #undef ENABLE_FTL_JIT |
| #define ENABLE_FTL_JIT 0 |
| #endif |
| |
| /* FIXME: This should be turned into an #error invariant */ |
| /* The FTL is disabled on the iOS simulator, mostly for simplicity. */ |
| #if PLATFORM(IOS_FAMILY_SIMULATOR) |
| #undef ENABLE_FTL_JIT |
| #define ENABLE_FTL_JIT 0 |
| #endif |
| |
| /* If possible, try to enable a disassembler. This is optional. We proceed in two |
| steps: first we try to find some disassembler that we can use, and then we |
| decide if the high-level disassembler API can be enabled. */ |
| #if !defined(ENABLE_UDIS86) && ENABLE(JIT) && CPU(X86_64) && !USE(CAPSTONE) |
| #define ENABLE_UDIS86 1 |
| #endif |
| |
| #if !defined(ENABLE_ARM64_DISASSEMBLER) && ENABLE(JIT) && CPU(ARM64) && !USE(CAPSTONE) |
| #define ENABLE_ARM64_DISASSEMBLER 1 |
| #endif |
| |
| #if !defined(ENABLE_DISASSEMBLER) && (ENABLE(UDIS86) || ENABLE(ARM64_DISASSEMBLER) || (ENABLE(JIT) && USE(CAPSTONE))) |
| #define ENABLE_DISASSEMBLER 1 |
| #endif |
| |
| #if !defined(ENABLE_DFG_JIT) && ENABLE(JIT) |
| |
| /* Enable the DFG JIT on X86 and X86_64. */ |
| #if CPU(X86_64) && (OS(DARWIN) || OS(LINUX) || OS(FREEBSD) || OS(HURD) || OS(WINDOWS)) |
| #define ENABLE_DFG_JIT 1 |
| #endif |
| |
| /* Enable the DFG JIT on ARMv7. Only tested on iOS, Linux, and FreeBSD. */ |
| #if (CPU(ARM_THUMB2) || CPU(ARM64)) && (OS(DARWIN) || OS(LINUX) || OS(FREEBSD)) |
| #define ENABLE_DFG_JIT 1 |
| #endif |
| |
| /* Enable the DFG JIT on MIPS. */ |
| #if CPU(MIPS) |
| #define ENABLE_DFG_JIT 1 |
| #endif |
| |
| #endif /* !defined(ENABLE_DFG_JIT) && ENABLE(JIT) */ |
| |
| /* Concurrent JS only works on 64-bit platforms because it requires that |
| values get stored to atomically. This is trivially true on 64-bit platforms, |
| but not true at all on 32-bit platforms where values are composed of two |
| separate sub-values. */ |
| #if ENABLE(JIT) && USE(JSVALUE64) |
| #define ENABLE_CONCURRENT_JS 1 |
| #endif |
| |
| #if (CPU(X86_64) || CPU(ARM64)) && HAVE(FAST_TLS) |
| #define ENABLE_FAST_TLS_JIT 1 |
| #endif |
| |
| #if ENABLE(JIT) && (CPU(X86) || CPU(X86_64) || CPU(ARM_THUMB2) || CPU(ARM64) || CPU(MIPS)) |
| #define ENABLE_MASM_PROBE 1 |
| #endif |
| |
| /* FIXME: This should be turned into an #error invariant */ |
| /* If the baseline jit is not available, then disable upper tiers as well. |
| The MacroAssembler::probe() is also required for supporting the upper tiers. */ |
| #if !ENABLE(JIT) || !ENABLE(MASM_PROBE) |
| #undef ENABLE_DFG_JIT |
| #undef ENABLE_FTL_JIT |
| #define ENABLE_DFG_JIT 0 |
| #define ENABLE_FTL_JIT 0 |
| #endif |
| |
| /* FIXME: This should be turned into an #error invariant */ |
| /* If the DFG jit is not available, then disable upper tiers as well: */ |
| #if !ENABLE(DFG_JIT) |
| #undef ENABLE_FTL_JIT |
| #define ENABLE_FTL_JIT 0 |
| #endif |
| |
| /* This controls whether B3 is built. B3 is needed for FTL JIT and WebAssembly */ |
| #if ENABLE(FTL_JIT) |
| #define ENABLE_B3_JIT 1 |
| #endif |
| |
| #if !defined(ENABLE_WEBASSEMBLY) && (ENABLE(B3_JIT) && PLATFORM(COCOA) && CPU(ADDRESS64)) |
| #define ENABLE_WEBASSEMBLY 1 |
| #endif |
| |
| /* The SamplingProfiler is the probabilistic and low-overhead profiler used by |
| * JSC to measure where time is spent inside a JavaScript program. |
| * In configurations other than Windows and Darwin, because layout of mcontext_t depends on standard libraries (like glibc), |
| * sampling profiler is enabled if WebKit uses pthreads and glibc. */ |
| #if !defined(ENABLE_SAMPLING_PROFILER) && (!ENABLE(C_LOOP) && (OS(WINDOWS) || HAVE(MACHINE_CONTEXT))) |
| #define ENABLE_SAMPLING_PROFILER 1 |
| #endif |
| |
| #if ENABLE(WEBASSEMBLY) && HAVE(MACHINE_CONTEXT) |
| #define ENABLE_WEBASSEMBLY_FAST_MEMORY 1 |
| #endif |
| |
| /* Counts uses of write barriers using sampling counters. Be sure to also |
| set ENABLE_SAMPLING_COUNTERS to 1. */ |
| #if !defined(ENABLE_WRITE_BARRIER_PROFILING) |
| #define ENABLE_WRITE_BARRIER_PROFILING 0 |
| #endif |
| |
| /* Logs all allocation-related activity that goes through fastMalloc or the |
| JSC GC (both cells and butterflies). Also logs marking. Note that this |
| isn't a completely accurate view of the heap since it doesn't include all |
| butterfly resize operations, doesn't tell you what is going on with weak |
| references (other than to tell you when they're marked), and doesn't |
| track direct mmap() allocations or things like JIT allocation. */ |
| #if !defined(ENABLE_ALLOCATION_LOGGING) |
| #define ENABLE_ALLOCATION_LOGGING 0 |
| #endif |
| |
| /* Enable verification that that register allocations are not made within generated control flow. |
| Turned on for debug builds. */ |
| #if !defined(ENABLE_DFG_REGISTER_ALLOCATION_VALIDATION) && ENABLE(DFG_JIT) && !defined(NDEBUG) |
| #define ENABLE_DFG_REGISTER_ALLOCATION_VALIDATION 1 |
| #endif |
| |
| /* Determine if we need to enable Computed Goto Opcodes or not: */ |
| #if HAVE(COMPUTED_GOTO) || !ENABLE(C_LOOP) |
| #define ENABLE_COMPUTED_GOTO_OPCODES 1 |
| #endif |
| |
| /* Regular Expression Tracing - Set to 1 to trace RegExp's in jsc. Results dumped at exit */ |
| #if !defined(ENABLE_REGEXP_TRACING) |
| #define ENABLE_REGEXP_TRACING 0 |
| #endif |
| |
| /* Yet Another Regex Runtime - turned on by default for JIT enabled ports. */ |
| #if !defined(ENABLE_YARR_JIT) && ENABLE(JIT) |
| #define ENABLE_YARR_JIT 1 |
| #endif |
| |
| /* Setting this flag compares JIT results with interpreter results. */ |
| #if !defined(ENABLE_YARR_JIT) && ENABLE(JIT) |
| #define ENABLE_YARR_JIT_DEBUG 0 |
| #endif |
| |
| /* Enable JIT'ing Regular Expressions that have nested parenthesis . */ |
| #if ENABLE(YARR_JIT) && (CPU(ARM64) || (CPU(X86_64) && !OS(WINDOWS))) |
| #define ENABLE_YARR_JIT_ALL_PARENS_EXPRESSIONS 1 |
| #endif |
| |
| /* Enable JIT'ing Regular Expressions that have nested back references. */ |
| #if ENABLE(YARR_JIT) && (CPU(ARM64) || (CPU(X86_64) && !OS(WINDOWS))) |
| #define ENABLE_YARR_JIT_BACKREFERENCES 1 |
| #endif |
| |
| /* If either the JIT or the RegExp JIT is enabled, then the Assembler must be |
| enabled as well: */ |
| #if ENABLE(JIT) || ENABLE(YARR_JIT) || !ENABLE(C_LOOP) |
| #if defined(ENABLE_ASSEMBLER) && !ENABLE_ASSEMBLER |
| #error "Cannot enable the JIT or RegExp JIT without enabling the Assembler" |
| #else |
| #undef ENABLE_ASSEMBLER |
| #define ENABLE_ASSEMBLER 1 |
| #endif |
| #endif |
| |
| /* If the Disassembler is enabled, then the Assembler must be enabled as well: */ |
| #if ENABLE(DISASSEMBLER) |
| #if defined(ENABLE_ASSEMBLER) && !ENABLE_ASSEMBLER |
| #error "Cannot enable the Disassembler without enabling the Assembler" |
| #else |
| #undef ENABLE_ASSEMBLER |
| #define ENABLE_ASSEMBLER 1 |
| #endif |
| #endif |
| |
| #if !defined(ENABLE_EXCEPTION_SCOPE_VERIFICATION) |
| #define ENABLE_EXCEPTION_SCOPE_VERIFICATION ASSERT_ENABLED |
| #endif |
| |
| #if ENABLE(DFG_JIT) && HAVE(MACHINE_CONTEXT) && (CPU(X86_64) || CPU(ARM64)) |
| #define ENABLE_SIGNAL_BASED_VM_TRAPS 1 |
| #endif |
| |
| /* CSS Selector JIT Compiler */ |
| #if !defined(ENABLE_CSS_SELECTOR_JIT) && ((CPU(X86_64) || CPU(ARM64) || (CPU(ARM_THUMB2) && OS(DARWIN))) && ENABLE(JIT) && (OS(DARWIN) || PLATFORM(GTK) || PLATFORM(WPE))) |
| #define ENABLE_CSS_SELECTOR_JIT 1 |
| #endif |
| |
| #if CPU(ARM_THUMB2) || CPU(ARM64) |
| #define ENABLE_BRANCH_COMPACTION 1 |
| #endif |
| |
| #if !defined(ENABLE_THREADING_LIBDISPATCH) && HAVE(DISPATCH_H) |
| #define ENABLE_THREADING_LIBDISPATCH 1 |
| #elif !defined(ENABLE_THREADING_OPENMP) && defined(_OPENMP) |
| #define ENABLE_THREADING_OPENMP 1 |
| #elif !defined(THREADING_GENERIC) |
| #define ENABLE_THREADING_GENERIC 1 |
| #endif |
| |
| #if !defined(ENABLE_GC_VALIDATION) && !defined(NDEBUG) |
| #define ENABLE_GC_VALIDATION 1 |
| #endif |
| |
| #if !defined(ENABLE_BINDING_INTEGRITY) && !OS(WINDOWS) |
| #define ENABLE_BINDING_INTEGRITY 1 |
| #endif |
| |
| #if !defined(ENABLE_TREE_DEBUGGING) && !defined(NDEBUG) |
| #define ENABLE_TREE_DEBUGGING 1 |
| #endif |
| |
| #if !defined(ENABLE_OPENTYPE_VERTICAL) && PLATFORM(GTK) || PLATFORM(WPE) |
| #define ENABLE_OPENTYPE_VERTICAL 1 |
| #endif |
| |
| #if !defined(ENABLE_OPENTYPE_MATH) && (OS(DARWIN) && USE(CG)) || (USE(FREETYPE) && !PLATFORM(GTK)) || (PLATFORM(WIN) && (USE(CG) || USE(CAIRO))) |
| #define ENABLE_OPENTYPE_MATH 1 |
| #endif |
| |
| #if !defined(ENABLE_INLINE_PATH_DATA) && USE(CG) |
| #define ENABLE_INLINE_PATH_DATA 1 |
| #endif |
| |
| /* Disable SharedArrayBuffers until Spectre security concerns are mitigated. */ |
| #define ENABLE_SHARED_ARRAY_BUFFER 0 |
| |
| |
| #if ((PLATFORM(COCOA) || PLATFORM(PLAYSTATION) || PLATFORM(WPE)) && ENABLE(ASYNC_SCROLLING)) || PLATFORM(GTK) |
| #define ENABLE_KINETIC_SCROLLING 1 |
| #endif |
| |
| #if PLATFORM(MAC) |
| // FIXME: Maybe this can be combined with ENABLE_KINETIC_SCROLLING. |
| #define ENABLE_WHEEL_EVENT_LATCHING 1 |
| #endif |
| |
| #if !defined(ENABLE_SCROLLING_THREAD) |
| #if USE(NICOSIA) |
| #define ENABLE_SCROLLING_THREAD 1 |
| #else |
| #define ENABLE_SCROLLING_THREAD 0 |
| #endif |
| #endif |
| |
| /* This feature works by embedding the OpcodeID in the 32 bit just before the generated LLint code |
| that executes each opcode. It cannot be supported by the CLoop since there's no way to embed the |
| OpcodeID word in the CLoop's switch statement cases. It is also currently not implemented for MSVC. |
| */ |
| #if !defined(ENABLE_LLINT_EMBEDDED_OPCODE_ID) && !ENABLE(C_LOOP) && !COMPILER(MSVC) && (CPU(X86) || CPU(X86_64) || CPU(ARM64) || (CPU(ARM_THUMB2) && OS(DARWIN))) |
| #define ENABLE_LLINT_EMBEDDED_OPCODE_ID 1 |
| #endif |
| |
| |
| |
| |
| |
| /* Asserts, invariants for macro definitions */ |
| |
| #if ENABLE(VIDEO_TRACK) && !ENABLE(VIDEO) |
| #error "ENABLE(VIDEO_TRACK) requires ENABLE(VIDEO)" |
| #endif |
| |
| #if ENABLE(MEDIA_CONTROLS_SCRIPT) && !ENABLE(VIDEO) |
| #error "ENABLE(MEDIA_CONTROLS_SCRIPT) requires ENABLE(VIDEO)" |
| #endif |
| |
| #if ENABLE(INSPECTOR_ALTERNATE_DISPATCHERS) && !ENABLE(REMOTE_INSPECTOR) |
| #error "ENABLE(INSPECTOR_ALTERNATE_DISPATCHERS) requires ENABLE(REMOTE_INSPECTOR)" |
| #endif |
| |
| #if ENABLE(IOS_TOUCH_EVENTS) && !ENABLE(TOUCH_EVENTS) |
| #error "ENABLE(IOS_TOUCH_EVENTS) requires ENABLE(TOUCH_EVENTS)" |
| #endif |
| |
| #if ENABLE(WEBGL) && !ENABLE(GRAPHICS_CONTEXT_GL) |
| #error "ENABLE(WEBGL) requires ENABLE(GRAPHICS_CONTEXT_GL)" |
| #endif |
| |
| #if ENABLE(WEBGL2) && !ENABLE(WEBGL) |
| #error "ENABLE(WEBGL2) requires ENABLE(WEBGL)" |
| #endif |
