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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/compiler.h" | 5 #include "src/compiler.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <memory> | 8 #include <memory> |
9 | 9 |
10 #include "src/asmjs/asm-js.h" | 10 #include "src/asmjs/asm-js.h" |
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994 : info->isolate()->counters()->compile(); | 994 : info->isolate()->counters()->compile(); |
995 HistogramTimerScope timer(rate); | 995 HistogramTimerScope timer(rate); |
996 TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("v8.compile"), | 996 TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("v8.compile"), |
997 parse_info->is_eval() ? "V8.CompileEval" : "V8.Compile"); | 997 parse_info->is_eval() ? "V8.CompileEval" : "V8.Compile"); |
998 | 998 |
999 // Allocate a shared function info object. | 999 // Allocate a shared function info object. |
1000 DCHECK_EQ(kNoSourcePosition, lit->function_token_position()); | 1000 DCHECK_EQ(kNoSourcePosition, lit->function_token_position()); |
1001 result = NewSharedFunctionInfoForLiteral(isolate, lit, script); | 1001 result = NewSharedFunctionInfoForLiteral(isolate, lit, script); |
1002 result->set_is_toplevel(true); | 1002 result->set_is_toplevel(true); |
1003 parse_info->set_shared_info(result); | 1003 parse_info->set_shared_info(result); |
| 1004 parse_info->set_function_literal_id(result->function_literal_id()); |
1004 | 1005 |
1005 // Compile the code. | 1006 // Compile the code. |
1006 if (!CompileUnoptimizedCode(info)) { | 1007 if (!CompileUnoptimizedCode(info)) { |
1007 return Handle<SharedFunctionInfo>::null(); | 1008 return Handle<SharedFunctionInfo>::null(); |
1008 } | 1009 } |
1009 | 1010 |
1010 Handle<String> script_name = | 1011 Handle<String> script_name = |
1011 script->name()->IsString() | 1012 script->name()->IsString() |
1012 ? Handle<String>(String::cast(script->name())) | 1013 ? Handle<String>(String::cast(script->name())) |
1013 : isolate->factory()->empty_string(); | 1014 : isolate->factory()->empty_string(); |
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1581 // shared function info for this function literal has been created for the | 1582 // shared function info for this function literal has been created for the |
1582 // first time. It may have already been compiled previously. | 1583 // first time. It may have already been compiled previously. |
1583 result->set_never_compiled(outer_info->shared_info()->never_compiled()); | 1584 result->set_never_compiled(outer_info->shared_info()->never_compiled()); |
1584 } | 1585 } |
1585 | 1586 |
1586 Zone zone(isolate->allocator(), ZONE_NAME); | 1587 Zone zone(isolate->allocator(), ZONE_NAME); |
1587 ParseInfo parse_info(&zone, script); | 1588 ParseInfo parse_info(&zone, script); |
1588 CompilationInfo info(&parse_info, Handle<JSFunction>::null()); | 1589 CompilationInfo info(&parse_info, Handle<JSFunction>::null()); |
1589 parse_info.set_literal(literal); | 1590 parse_info.set_literal(literal); |
1590 parse_info.set_shared_info(result); | 1591 parse_info.set_shared_info(result); |
| 1592 parse_info.set_function_literal_id(result->function_literal_id()); |
1591 parse_info.set_language_mode(literal->scope()->language_mode()); | 1593 parse_info.set_language_mode(literal->scope()->language_mode()); |
1592 parse_info.set_ast_value_factory( | 1594 parse_info.set_ast_value_factory( |
1593 outer_info->parse_info()->ast_value_factory()); | 1595 outer_info->parse_info()->ast_value_factory()); |
1594 parse_info.set_ast_value_factory_owned(false); | 1596 parse_info.set_ast_value_factory_owned(false); |
1595 | 1597 |
1596 if (outer_info->will_serialize()) info.PrepareForSerializing(); | 1598 if (outer_info->will_serialize()) info.PrepareForSerializing(); |
1597 if (outer_info->is_debug()) info.MarkAsDebug(); | 1599 if (outer_info->is_debug()) info.MarkAsDebug(); |
1598 | 1600 |
1599 // If this inner function is already compiled, we don't need to compile | 1601 // If this inner function is already compiled, we don't need to compile |
1600 // again. When compiling for debug, we are not interested in having debug | 1602 // again. When compiling for debug, we are not interested in having debug |
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1726 DCHECK(shared->is_compiled()); | 1728 DCHECK(shared->is_compiled()); |
1727 function->set_literals(cached.literals); | 1729 function->set_literals(cached.literals); |
1728 } else if (shared->is_compiled()) { | 1730 } else if (shared->is_compiled()) { |
1729 // TODO(mvstanton): pass pretenure flag to EnsureLiterals. | 1731 // TODO(mvstanton): pass pretenure flag to EnsureLiterals. |
1730 JSFunction::EnsureLiterals(function); | 1732 JSFunction::EnsureLiterals(function); |
1731 } | 1733 } |
1732 } | 1734 } |
1733 | 1735 |
1734 } // namespace internal | 1736 } // namespace internal |
1735 } // namespace v8 | 1737 } // namespace v8 |
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