diff options
Diffstat (limited to 'chromium/v8/src/compilation-cache.h')
| -rw-r--r-- | chromium/v8/src/compilation-cache.h | 97 |
1 files changed, 17 insertions, 80 deletions
diff --git a/chromium/v8/src/compilation-cache.h b/chromium/v8/src/compilation-cache.h index 414e09e655c..baa53fb45d5 100644 --- a/chromium/v8/src/compilation-cache.h +++ b/chromium/v8/src/compilation-cache.h @@ -1,29 +1,6 @@ // Copyright 2012 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * 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. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "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 THE COPYRIGHT -// OWNER 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. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. #ifndef V8_COMPILATION_CACHE_H_ #define V8_COMPILATION_CACHE_H_ @@ -106,17 +83,6 @@ class CompilationCacheScript : public CompilationSubCache { Handle<SharedFunctionInfo> function_info); private: - MUST_USE_RESULT MaybeObject* TryTablePut( - Handle<String> source, - Handle<Context> context, - Handle<SharedFunctionInfo> function_info); - - // Note: Returns a new hash table if operation results in expansion. - Handle<CompilationCacheTable> TablePut( - Handle<String> source, - Handle<Context> context, - Handle<SharedFunctionInfo> function_info); - bool HasOrigin(Handle<SharedFunctionInfo> function_info, Handle<Object> name, int line_offset, @@ -136,10 +102,9 @@ class CompilationCacheScript : public CompilationSubCache { // entries: // 1. The source string. // 2. The shared function info of the calling function. -// 3. Whether the source should be compiled as strict code or as non-strict -// code. +// 3. Whether the source should be compiled as strict code or as sloppy code. // Note: Currently there are clients of CompileEval that always compile -// non-strict code even if the calling function is a strict mode function. +// sloppy code even if the calling function is a strict mode function. // More specifically these are the CompileString, DebugEvaluate and // DebugEvaluateGlobal runtime functions. // 4. The start position of the calling scope. @@ -148,10 +113,10 @@ class CompilationCacheEval: public CompilationSubCache { CompilationCacheEval(Isolate* isolate, int generations) : CompilationSubCache(isolate, generations) { } - Handle<SharedFunctionInfo> Lookup(Handle<String> source, - Handle<Context> context, - LanguageMode language_mode, - int scope_position); + MaybeHandle<SharedFunctionInfo> Lookup(Handle<String> source, + Handle<Context> context, + StrictMode strict_mode, + int scope_position); void Put(Handle<String> source, Handle<Context> context, @@ -159,19 +124,6 @@ class CompilationCacheEval: public CompilationSubCache { int scope_position); private: - MUST_USE_RESULT MaybeObject* TryTablePut( - Handle<String> source, - Handle<Context> context, - Handle<SharedFunctionInfo> function_info, - int scope_position); - - // Note: Returns a new hash table if operation results in expansion. - Handle<CompilationCacheTable> TablePut( - Handle<String> source, - Handle<Context> context, - Handle<SharedFunctionInfo> function_info, - int scope_position); - DISALLOW_IMPLICIT_CONSTRUCTORS(CompilationCacheEval); }; @@ -182,21 +134,12 @@ class CompilationCacheRegExp: public CompilationSubCache { CompilationCacheRegExp(Isolate* isolate, int generations) : CompilationSubCache(isolate, generations) { } - Handle<FixedArray> Lookup(Handle<String> source, JSRegExp::Flags flags); + MaybeHandle<FixedArray> Lookup(Handle<String> source, JSRegExp::Flags flags); void Put(Handle<String> source, JSRegExp::Flags flags, Handle<FixedArray> data); private: - MUST_USE_RESULT MaybeObject* TryTablePut(Handle<String> source, - JSRegExp::Flags flags, - Handle<FixedArray> data); - - // Note: Returns a new hash table if operation results in expansion. - Handle<CompilationCacheTable> TablePut(Handle<String> source, - JSRegExp::Flags flags, - Handle<FixedArray> data); - DISALLOW_IMPLICIT_CONSTRUCTORS(CompilationCacheRegExp); }; @@ -210,26 +153,21 @@ class CompilationCache { // Finds the script shared function info for a source // string. Returns an empty handle if the cache doesn't contain a // script for the given source string with the right origin. - Handle<SharedFunctionInfo> LookupScript(Handle<String> source, - Handle<Object> name, - int line_offset, - int column_offset, - bool is_shared_cross_origin, - Handle<Context> context); + MaybeHandle<SharedFunctionInfo> LookupScript( + Handle<String> source, Handle<Object> name, int line_offset, + int column_offset, bool is_shared_cross_origin, Handle<Context> context); // Finds the shared function info for a source string for eval in a // given context. Returns an empty handle if the cache doesn't // contain a script for the given source string. - Handle<SharedFunctionInfo> LookupEval(Handle<String> source, - Handle<Context> context, - bool is_global, - LanguageMode language_mode, - int scope_position); + MaybeHandle<SharedFunctionInfo> LookupEval( + Handle<String> source, Handle<Context> context, StrictMode strict_mode, + int scope_position); // Returns the regexp data associated with the given regexp if it // is in cache, otherwise an empty handle. - Handle<FixedArray> LookupRegExp(Handle<String> source, - JSRegExp::Flags flags); + MaybeHandle<FixedArray> LookupRegExp( + Handle<String> source, JSRegExp::Flags flags); // Associate the (source, kind) pair to the shared function // info. This may overwrite an existing mapping. @@ -241,7 +179,6 @@ class CompilationCache { // with the shared function info. This may overwrite an existing mapping. void PutEval(Handle<String> source, Handle<Context> context, - bool is_global, Handle<SharedFunctionInfo> function_info, int scope_position); |