OLD | NEW |
1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
11 // with the distribution. | 11 // with the distribution. |
12 // * Neither the name of Google Inc. nor the names of its | 12 // * Neither the name of Google Inc. nor the names of its |
13 // contributors may be used to endorse or promote products derived | 13 // contributors may be used to endorse or promote products derived |
14 // from this software without specific prior written permission. | 14 // from this software without specific prior written permission. |
15 // | 15 // |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 #include "v8.h" | 28 #include "v8.h" |
29 | 29 |
| 30 #include "compiler.h" |
| 31 |
30 #include "bootstrapper.h" | 32 #include "bootstrapper.h" |
31 #include "codegen-inl.h" | 33 #include "codegen-inl.h" |
32 #include "compilation-cache.h" | 34 #include "compilation-cache.h" |
33 #include "compiler.h" | |
34 #include "data-flow.h" | 35 #include "data-flow.h" |
35 #include "debug.h" | 36 #include "debug.h" |
36 #include "full-codegen.h" | 37 #include "full-codegen.h" |
37 #include "liveedit.h" | 38 #include "liveedit.h" |
38 #include "oprofile-agent.h" | 39 #include "oprofile-agent.h" |
| 40 #include "parser.h" |
39 #include "rewriter.h" | 41 #include "rewriter.h" |
| 42 #include "scopeinfo.h" |
40 #include "scopes.h" | 43 #include "scopes.h" |
41 #include "scopeinfo.h" | |
42 | 44 |
43 namespace v8 { | 45 namespace v8 { |
44 namespace internal { | 46 namespace internal { |
45 | 47 |
46 // For normal operation the syntax checker is used to determine whether to | 48 // For normal operation the syntax checker is used to determine whether to |
47 // use the full compiler for top level code or not. However if the flag | 49 // use the full compiler for top level code or not. However if the flag |
48 // --always-full-compiler is specified or debugging is active the full | 50 // --always-full-compiler is specified or debugging is active the full |
49 // compiler will be used for all code. | 51 // compiler will be used for all code. |
50 static bool AlwaysFullCompiler() { | 52 static bool AlwaysFullCompiler() { |
51 #ifdef ENABLE_DEBUGGER_SUPPORT | 53 #ifdef ENABLE_DEBUGGER_SUPPORT |
(...skipping 115 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
167 // Notify debugger | 169 // Notify debugger |
168 Debugger::OnBeforeCompile(script); | 170 Debugger::OnBeforeCompile(script); |
169 #endif | 171 #endif |
170 | 172 |
171 // Only allow non-global compiles for eval. | 173 // Only allow non-global compiles for eval. |
172 ASSERT(is_eval || is_global); | 174 ASSERT(is_eval || is_global); |
173 | 175 |
174 // Build AST. | 176 // Build AST. |
175 EagerCompilationInfo info(script, is_eval); | 177 EagerCompilationInfo info(script, is_eval); |
176 FunctionLiteral* lit = | 178 FunctionLiteral* lit = |
177 MakeAST(is_global, script, extension, pre_data, is_json); | 179 Parser::MakeAST(is_global, script, extension, pre_data, is_json); |
178 | 180 |
179 // Check for parse errors. | 181 // Check for parse errors. |
180 if (lit == NULL) { | 182 if (lit == NULL) { |
181 ASSERT(Top::has_pending_exception()); | 183 ASSERT(Top::has_pending_exception()); |
182 return Handle<SharedFunctionInfo>::null(); | 184 return Handle<SharedFunctionInfo>::null(); |
183 } | 185 } |
184 info.set_function(lit); | 186 info.set_function(lit); |
185 | 187 |
186 // Measure how long it takes to do the compilation; only take the | 188 // Measure how long it takes to do the compilation; only take the |
187 // rest of the function into account to avoid overlap with the | 189 // rest of the function into account to avoid overlap with the |
(...skipping 88 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
276 // Building preparse data that is only used immediately after is only a | 278 // Building preparse data that is only used immediately after is only a |
277 // saving if we might skip building the AST for lazily compiled functions. | 279 // saving if we might skip building the AST for lazily compiled functions. |
278 // I.e., preparse data isn't relevant when the lazy flag is off, and | 280 // I.e., preparse data isn't relevant when the lazy flag is off, and |
279 // for small sources, odds are that there aren't many functions | 281 // for small sources, odds are that there aren't many functions |
280 // that would be compiled lazily anyway, so we skip the preparse step | 282 // that would be compiled lazily anyway, so we skip the preparse step |
281 // in that case too. | 283 // in that case too. |
282 ScriptDataImpl* pre_data = input_pre_data; | 284 ScriptDataImpl* pre_data = input_pre_data; |
283 if (pre_data == NULL | 285 if (pre_data == NULL |
284 && FLAG_lazy | 286 && FLAG_lazy |
285 && source_length >= FLAG_min_preparse_length) { | 287 && source_length >= FLAG_min_preparse_length) { |
286 pre_data = PartialPreParse(source, NULL, extension); | 288 pre_data = Parser::PartialPreParse(source, NULL, extension); |
287 } | 289 } |
288 | 290 |
289 // Create a script object describing the script to be compiled. | 291 // Create a script object describing the script to be compiled. |
290 Handle<Script> script = Factory::NewScript(source); | 292 Handle<Script> script = Factory::NewScript(source); |
291 if (natives == NATIVES_CODE) { | 293 if (natives == NATIVES_CODE) { |
292 script->set_type(Smi::FromInt(Script::TYPE_NATIVE)); | 294 script->set_type(Smi::FromInt(Script::TYPE_NATIVE)); |
293 } | 295 } |
294 if (!script_name.is_null()) { | 296 if (!script_name.is_null()) { |
295 script->set_name(*script_name); | 297 script->set_name(*script_name); |
296 script->set_line_offset(Smi::FromInt(line_offset)); | 298 script->set_line_offset(Smi::FromInt(line_offset)); |
(...skipping 78 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
375 | 377 |
376 PostponeInterruptsScope postpone; | 378 PostponeInterruptsScope postpone; |
377 | 379 |
378 // Compute name, source code and script data. | 380 // Compute name, source code and script data. |
379 Handle<SharedFunctionInfo> shared = info->shared_info(); | 381 Handle<SharedFunctionInfo> shared = info->shared_info(); |
380 int compiled_size = shared->end_position() - shared->start_position(); | 382 int compiled_size = shared->end_position() - shared->start_position(); |
381 Counters::total_compile_size.Increment(compiled_size); | 383 Counters::total_compile_size.Increment(compiled_size); |
382 | 384 |
383 // Generate the AST for the lazily compiled function. The AST may be | 385 // Generate the AST for the lazily compiled function. The AST may be |
384 // NULL in case of parser stack overflow. | 386 // NULL in case of parser stack overflow. |
385 FunctionLiteral* lit = MakeLazyAST(shared); | 387 FunctionLiteral* lit = Parser::MakeLazyAST(shared); |
386 | 388 |
387 // Check for parse errors. | 389 // Check for parse errors. |
388 if (lit == NULL) { | 390 if (lit == NULL) { |
389 ASSERT(Top::has_pending_exception()); | 391 ASSERT(Top::has_pending_exception()); |
390 return false; | 392 return false; |
391 } | 393 } |
392 info->set_function(lit); | 394 info->set_function(lit); |
393 | 395 |
394 // Measure how long it takes to do the lazy compilation; only take | 396 // Measure how long it takes to do the lazy compilation; only take |
395 // the rest of the function into account to avoid overlap with the | 397 // the rest of the function into account to avoid overlap with the |
(...skipping 179 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
575 PROFILE(CodeCreateEvent(Logger::ToNativeByScript(tag, *script), | 577 PROFILE(CodeCreateEvent(Logger::ToNativeByScript(tag, *script), |
576 *code, *func_name)); | 578 *code, *func_name)); |
577 OPROFILE(CreateNativeCodeRegion(*func_name, | 579 OPROFILE(CreateNativeCodeRegion(*func_name, |
578 code->instruction_start(), | 580 code->instruction_start(), |
579 code->instruction_size())); | 581 code->instruction_size())); |
580 } | 582 } |
581 } | 583 } |
582 } | 584 } |
583 | 585 |
584 } } // namespace v8::internal | 586 } } // namespace v8::internal |
OLD | NEW |