v8  3.11.10(node0.8.26)
V8 is Google's open source JavaScript engine
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contexts.h File Reference
#include "heap.h"
#include "objects.h"
Include dependency graph for contexts.h:
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Go to the source code of this file.

Data Structures

class  Context
 

Namespaces

 v8
 
 v8::internal
 

Macros

#define GLOBAL_CONTEXT_FIELDS(V)
 
#define GLOBAL_CONTEXT_FIELD_ACCESSORS(index, type, name)
 

Enumerations

enum  ContextLookupFlags { FOLLOW_CONTEXT_CHAIN = 1, FOLLOW_PROTOTYPE_CHAIN = 2, DONT_FOLLOW_CHAINS = 0, FOLLOW_CHAINS = FOLLOW_CONTEXT_CHAIN | FOLLOW_PROTOTYPE_CHAIN }
 
enum  BindingFlags {
  MUTABLE_IS_INITIALIZED, MUTABLE_CHECK_INITIALIZED, IMMUTABLE_IS_INITIALIZED, IMMUTABLE_CHECK_INITIALIZED,
  IMMUTABLE_IS_INITIALIZED_HARMONY, IMMUTABLE_CHECK_INITIALIZED_HARMONY, MISSING_BINDING
}
 

Macro Definition Documentation

#define GLOBAL_CONTEXT_FIELD_ACCESSORS (   index,
  type,
  name 
)
Value:
void set_##name(type* value) { \
ASSERT(IsGlobalContext()); \
set(index, value); \
} \
type* name() { \
ASSERT(IsGlobalContext()); \
return type::cast(get(index)); \
}
v8::internal::name
value format" "after each garbage collection") DEFINE_bool(print_cumulative_gc_stat, false, "print cumulative GC statistics in name=value format on exit") DEFINE_bool(trace_gc_verbose, false, "print more details following each garbage collection") DEFINE_bool(trace_fragmentation, false, "report fragmentation for old pointer and data pages") DEFINE_bool(collect_maps, true, "garbage collect maps from which no objects can be reached") DEFINE_bool(flush_code, true, "flush code that we expect not to use again before full gc") DEFINE_bool(incremental_marking, true, "use incremental marking") DEFINE_bool(incremental_marking_steps, true, "do incremental marking steps") DEFINE_bool(trace_incremental_marking, false, "trace progress of the incremental marking") DEFINE_bool(use_idle_notification, true, "Use idle notification to reduce memory footprint.") DEFINE_bool(send_idle_notification, false, "Send idle notifcation between stress runs.") DEFINE_bool(use_ic, true, "use inline caching") DEFINE_bool(native_code_counters, false, "generate extra code for manipulating stats counters") DEFINE_bool(always_compact, false, "Perform compaction on every full GC") DEFINE_bool(lazy_sweeping, true, "Use lazy sweeping for old pointer and data spaces") DEFINE_bool(never_compact, false, "Never perform compaction on full GC-testing only") DEFINE_bool(compact_code_space, true, "Compact code space on full non-incremental collections") DEFINE_bool(cleanup_code_caches_at_gc, true, "Flush inline caches prior to mark compact collection and" "flush code caches in maps during mark compact cycle.") DEFINE_int(random_seed, 0, "Default seed for initializing random generator" "(0, the default, means to use system random).") DEFINE_bool(use_verbose_printer, true, "allows verbose printing") DEFINE_bool(allow_natives_syntax, false, "allow natives syntax") DEFINE_bool(trace_sim, false, "Trace simulator execution") DEFINE_bool(check_icache, false, "Check icache flushes in ARM and MIPS simulator") DEFINE_int(stop_sim_at, 0, "Simulator stop after x number of instructions") DEFINE_int(sim_stack_alignment, 8, "Stack alingment in bytes in simulator(4 or 8, 8 is default)") DEFINE_bool(trace_exception, false, "print stack trace when throwing exceptions") DEFINE_bool(preallocate_message_memory, false, "preallocate some memory to build stack traces.") DEFINE_bool(randomize_hashes, true, "randomize hashes to avoid predictable hash collisions" "(with snapshots this option cannot override the baked-in seed)") DEFINE_int(hash_seed, 0, "Fixed seed to use to hash property keys(0 means random)" "(with snapshots this option cannot override the baked-in seed)") DEFINE_bool(preemption, false, "activate a 100ms timer that switches between V8 threads") DEFINE_bool(regexp_optimization, true, "generate optimized regexp code") DEFINE_bool(testing_bool_flag, true, "testing_bool_flag") DEFINE_int(testing_int_flag, 13, "testing_int_flag") DEFINE_float(testing_float_flag, 2.5, "float-flag") DEFINE_string(testing_string_flag, "Hello, world!", "string-flag") DEFINE_int(testing_prng_seed, 42, "Seed used for threading test randomness") DEFINE_string(testing_serialization_file, "/tmp/serdes", "file in which to serialize heap") DEFINE_bool(help, false, "Print usage message, including flags, on console") DEFINE_bool(dump_counters, false, "Dump counters on exit") DEFINE_string(map_counters, "", "Map counters to a file") DEFINE_args(js_arguments, JSARGUMENTS_INIT, "Pass all remaining arguments to the script.Alias for\"--\".") DEFINE_bool(debug_compile_events, true,"Enable debugger compile events") DEFINE_bool(debug_script_collected_events, true,"Enable debugger script collected events") DEFINE_bool(gdbjit, false,"enable GDBJIT interface (disables compacting GC)") DEFINE_bool(gdbjit_full, false,"enable GDBJIT interface for all code objects") DEFINE_bool(gdbjit_dump, false,"dump elf objects with debug info to disk") DEFINE_string(gdbjit_dump_filter,"","dump only objects containing this substring") DEFINE_bool(force_marking_deque_overflows, false,"force overflows of marking deque by reducing it's size ""to 64 words") DEFINE_bool(stress_compaction, false,"stress the GC compactor to flush out bugs (implies ""--force_marking_deque_overflows)")#define FLAG DEFINE_bool(enable_slow_asserts, false,"enable asserts that are slow to execute") DEFINE_bool(trace_codegen, false,"print name of functions for which code is generated") DEFINE_bool(print_source, false,"pretty print source code") DEFINE_bool(print_builtin_source, false,"pretty print source code for builtins") DEFINE_bool(print_ast, false,"print source AST") DEFINE_bool(print_builtin_ast, false,"print source AST for builtins") DEFINE_string(stop_at,"","function name where to insert a breakpoint") DEFINE_bool(print_builtin_scopes, false,"print scopes for builtins") DEFINE_bool(print_scopes, false,"print scopes") DEFINE_bool(trace_contexts, false,"trace contexts operations") DEFINE_bool(gc_greedy, false,"perform GC prior to some allocations") DEFINE_bool(gc_verbose, false,"print stuff during garbage collection") DEFINE_bool(heap_stats, false,"report heap statistics before and after GC") DEFINE_bool(code_stats, false,"report code statistics after GC") DEFINE_bool(verify_heap, false,"verify heap pointers before and after GC") DEFINE_bool(print_handles, false,"report handles after GC") DEFINE_bool(print_global_handles, false,"report global handles after GC") DEFINE_bool(trace_ic, false,"trace inline cache state transitions") DEFINE_bool(print_interfaces, false,"print interfaces") DEFINE_bool(print_interface_details, false,"print interface inference details") DEFINE_int(print_interface_depth, 5,"depth for printing interfaces") DEFINE_bool(trace_normalization, false,"prints when objects are turned into dictionaries.") DEFINE_bool(trace_lazy, false,"trace lazy compilation") DEFINE_bool(collect_heap_spill_statistics, false,"report heap spill statistics along with heap_stats ""(requires heap_stats)") DEFINE_bool(trace_isolates, false,"trace isolate state changes") DEFINE_bool(log_state_changes, false,"Log state changes.") DEFINE_bool(regexp_possessive_quantifier, false,"enable possessive quantifier syntax for testing") DEFINE_bool(trace_regexp_bytecodes, false,"trace regexp bytecode execution") DEFINE_bool(trace_regexp_assembler, false,"trace regexp macro assembler calls.")#define FLAG DEFINE_bool(log, false,"Minimal logging (no API, code, GC, suspect, or handles samples).") DEFINE_bool(log_all, false,"Log all events to the log file.") DEFINE_bool(log_runtime, false,"Activate runtime system %Log call.") DEFINE_bool(log_api, false,"Log API events to the log file.") DEFINE_bool(log_code, false,"Log code events to the log file without profiling.") DEFINE_bool(log_gc, false,"Log heap samples on garbage collection for the hp2ps tool.") DEFINE_bool(log_handles, false,"Log global handle events.") DEFINE_bool(log_snapshot_positions, false,"log positions of (de)serialized objects in the snapshot.") DEFINE_bool(log_suspect, false,"Log suspect operations.") DEFINE_bool(prof, false,"Log statistical profiling information (implies --log-code).") DEFINE_bool(prof_auto, true,"Used with --prof, starts profiling automatically") DEFINE_bool(prof_lazy, false,"Used with --prof, only does sampling and logging"" when profiler is active (implies --noprof_auto).") DEFINE_bool(prof_browser_mode, true,"Used with --prof, turns on browser-compatible mode for profiling.") DEFINE_bool(log_regexp, false,"Log regular expression execution.") DEFINE_bool(sliding_state_window, false,"Update sliding state window counters.") DEFINE_string(logfile,"v8.log","Specify the name of the log file.") DEFINE_bool(ll_prof, false,"Enable low-level linux profiler.")#define FLAG DEFINE_bool(trace_elements_transitions, false,"trace elements transitions") DEFINE_bool(print_code_stubs, false,"print code stubs") DEFINE_bool(test_secondary_stub_cache, false,"test secondary stub cache by disabling the primary one") DEFINE_bool(test_primary_stub_cache, false,"test primary stub cache by disabling the secondary one") DEFINE_bool(print_code, false,"print generated code") DEFINE_bool(print_opt_code, false,"print optimized code") DEFINE_bool(print_unopt_code, false,"print unoptimized code before ""printing optimized code based on it") DEFINE_bool(print_code_verbose, false,"print more information for code") DEFINE_bool(print_builtin_code, false,"print generated code for builtins")#43"/Users/thlorenz/dev/dx/v8-perf/build/v8/src/flags.cc"2#define FLAG_MODE_DEFINE_DEFAULTS#1"/Users/thlorenz/dev/dx/v8-perf/build/v8/src/flag-definitions.h"1#define FLAG_FULL(ftype, ctype, nam, def, cmt)#define FLAG_READONLY(ftype, ctype, nam, def, cmt)#define DEFINE_implication(whenflag, thenflag)#define DEFINE_bool(nam, def, cmt)#define DEFINE_int(nam, def, cmt)#define DEFINE_float(nam, def, cmt)#define DEFINE_string(nam, def, cmt)#define DEFINE_args(nam, def, cmt)#define FLAG DEFINE_bool(use_strict, false,"enforce strict mode") DEFINE_bool(es5_readonly, false,"activate correct semantics for inheriting readonliness") DEFINE_bool(es52_globals, false,"activate new semantics for global var declarations") DEFINE_bool(harmony_typeof, false,"enable harmony semantics for typeof") DEFINE_bool(harmony_scoping, false,"enable harmony block scoping") DEFINE_bool(harmony_modules, false,"enable harmony modules (implies block scoping)") DEFINE_bool(harmony_proxies, false,"enable harmony proxies") DEFINE_bool(harmony_collections, false,"enable harmony collections (sets, maps, and weak maps)") DEFINE_bool(harmony, false,"enable all harmony features (except typeof)") DEFINE_implication(harmony, harmony_scoping) DEFINE_implication(harmony, harmony_modules) DEFINE_implication(harmony, harmony_proxies) DEFINE_implication(harmony, harmony_collections) DEFINE_implication(harmony_modules, harmony_scoping) DEFINE_bool(packed_arrays, false,"optimizes arrays that have no holes") DEFINE_bool(smi_only_arrays, true,"tracks arrays with only smi values") DEFINE_bool(clever_optimizations, true,"Optimize object size, Array shift, DOM strings and string +") DEFINE_bool(unbox_double_arrays, true,"automatically unbox arrays of doubles") DEFINE_bool(string_slices, true,"use string slices") DEFINE_bool(crankshaft, true,"use crankshaft") DEFINE_string(hydrogen_filter,"","optimization filter") DEFINE_bool(use_range, true,"use hydrogen range analysis") DEFINE_bool(eliminate_dead_phis, true,"eliminate dead phis") DEFINE_bool(use_gvn, true,"use hydrogen global value numbering") DEFINE_bool(use_canonicalizing, true,"use hydrogen instruction canonicalizing") DEFINE_bool(use_inlining, true,"use function inlining") DEFINE_int(max_inlined_source_size, 600,"maximum source size in bytes considered for a single inlining") DEFINE_int(max_inlined_nodes, 196,"maximum number of AST nodes considered for a single inlining") DEFINE_int(max_inlined_nodes_cumulative, 196,"maximum cumulative number of AST nodes considered for inlining") DEFINE_bool(loop_invariant_code_motion, true,"loop invariant code motion") DEFINE_bool(collect_megamorphic_maps_from_stub_cache, true,"crankshaft harvests type feedback from stub cache") DEFINE_bool(hydrogen_stats, false,"print statistics for hydrogen") DEFINE_bool(trace_hydrogen, false,"trace generated hydrogen to file") DEFINE_string(trace_phase,"Z","trace generated IR for specified phases") DEFINE_bool(trace_inlining, false,"trace inlining decisions") DEFINE_bool(trace_alloc, false,"trace register allocator") DEFINE_bool(trace_all_uses, false,"trace all use positions") DEFINE_bool(trace_range, false,"trace range analysis") DEFINE_bool(trace_gvn, false,"trace global value numbering") DEFINE_bool(trace_representation, false,"trace representation types") DEFINE_bool(stress_pointer_maps, false,"pointer map for every instruction") DEFINE_bool(stress_environments, false,"environment for every instruction") DEFINE_int(deopt_every_n_times, 0,"deoptimize every n times a deopt point is passed") DEFINE_bool(trap_on_deopt, false,"put a break point before deoptimizing") DEFINE_bool(deoptimize_uncommon_cases, true,"deoptimize uncommon cases") DEFINE_bool(polymorphic_inlining, true,"polymorphic inlining") DEFINE_bool(use_osr, true,"use on-stack replacement") DEFINE_bool(array_bounds_checks_elimination, false,"perform array bounds checks elimination") DEFINE_bool(array_index_dehoisting, false,"perform array index dehoisting") DEFINE_bool(trace_osr, false,"trace on-stack replacement") DEFINE_int(stress_runs, 0,"number of stress runs") DEFINE_bool(optimize_closures, true,"optimize closures") DEFINE_bool(inline_construct, true,"inline constructor calls") DEFINE_bool(inline_arguments, true,"inline functions with arguments object") DEFINE_int(loop_weight, 1,"loop weight for representation inference") DEFINE_bool(optimize_for_in, true,"optimize functions containing for-in loops") DEFINE_bool(experimental_profiler, true,"enable all profiler experiments") DEFINE_bool(watch_ic_patching, false,"profiler considers IC stability") DEFINE_int(frame_count, 1,"number of stack frames inspected by the profiler") DEFINE_bool(self_optimization, false,"primitive functions trigger their own optimization") DEFINE_bool(direct_self_opt, false,"call recompile stub directly when self-optimizing") DEFINE_bool(retry_self_opt, false,"re-try self-optimization if it failed") DEFINE_bool(count_based_interrupts, false,"trigger profiler ticks based on counting instead of timing") DEFINE_bool(interrupt_at_exit, false,"insert an interrupt check at function exit") DEFINE_bool(weighted_back_edges, false,"weight back edges by jump distance for interrupt triggering") DEFINE_int(interrupt_budget, 5900,"execution budget before interrupt is triggered") DEFINE_int(type_info_threshold, 15,"percentage of ICs that must have type info to allow optimization") DEFINE_int(self_opt_count, 130,"call count before self-optimization") DEFINE_implication(experimental_profiler, watch_ic_patching) DEFINE_implication(experimental_profiler, self_optimization) DEFINE_implication(experimental_profiler, retry_self_opt) DEFINE_implication(experimental_profiler, count_based_interrupts) DEFINE_implication(experimental_profiler, interrupt_at_exit) DEFINE_implication(experimental_profiler, weighted_back_edges) DEFINE_bool(trace_opt_verbose, false,"extra verbose compilation tracing") DEFINE_implication(trace_opt_verbose, trace_opt) DEFINE_bool(debug_code, false,"generate extra code (assertions) for debugging") DEFINE_bool(code_comments, false,"emit comments in code disassembly") DEFINE_bool(enable_sse2, true,"enable use of SSE2 instructions if available") DEFINE_bool(enable_sse3, true,"enable use of SSE3 instructions if available") DEFINE_bool(enable_sse4_1, true,"enable use of SSE4.1 instructions if available") DEFINE_bool(enable_cmov, true,"enable use of CMOV instruction if available") DEFINE_bool(enable_rdtsc, true,"enable use of RDTSC instruction if available") DEFINE_bool(enable_sahf, true,"enable use of SAHF instruction if available (X64 only)") DEFINE_bool(enable_vfp3, true,"enable use of VFP3 instructions if available - this implies ""enabling ARMv7 instructions (ARM only)") DEFINE_bool(enable_armv7, true,"enable use of ARMv7 instructions if available (ARM only)") DEFINE_bool(enable_fpu, true,"enable use of MIPS FPU instructions if available (MIPS only)") DEFINE_string(expose_natives_as, NULL,"expose natives in global object") DEFINE_string(expose_debug_as, NULL,"expose debug in global object") DEFINE_bool(expose_gc, false,"expose gc extension") DEFINE_bool(expose_externalize_string, false,"expose externalize string extension") DEFINE_int(stack_trace_limit, 10,"number of stack frames to capture") DEFINE_bool(builtins_in_stack_traces, false,"show built-in functions in stack traces") DEFINE_bool(disable_native_files, false,"disable builtin natives files") DEFINE_bool(inline_new, true,"use fast inline allocation") DEFINE_bool(stack_trace_on_abort, true,"print a stack trace if an assertion failure occurs") DEFINE_bool(trace, false,"trace function calls") DEFINE_bool(mask_constants_with_cookie, true,"use random jit cookie to mask large constants") DEFINE_bool(lazy, true,"use lazy compilation") DEFINE_bool(trace_opt, false,"trace lazy optimization") DEFINE_bool(trace_opt_stats, false,"trace lazy optimization statistics") DEFINE_bool(opt, true,"use adaptive optimizations") DEFINE_bool(always_opt, false,"always try to optimize functions") DEFINE_bool(prepare_always_opt, false,"prepare for turning on always opt") DEFINE_bool(trace_deopt, false,"trace deoptimization") DEFINE_int(min_preparse_length, 1024,"minimum length for automatic enable preparsing") DEFINE_bool(always_full_compiler, false,"try to use the dedicated run-once backend for all code") DEFINE_bool(trace_bailout, false,"print reasons for falling back to using the classic V8 backend") DEFINE_bool(compilation_cache, true,"enable compilation cache") DEFINE_bool(cache_prototype_transitions, true,"cache prototype transitions") DEFINE_bool(trace_debug_json, false,"trace debugging JSON request/response") DEFINE_bool(debugger_auto_break, true,"automatically set the debug break flag when debugger commands are ""in the queue") DEFINE_bool(enable_liveedit, true,"enable liveedit experimental feature") DEFINE_bool(break_on_abort, true,"always cause a debug break before aborting") DEFINE_int(stack_size, kPointerSize *123,"default size of stack region v8 is allowed to use (in kBytes)") DEFINE_int(max_stack_trace_source_length, 300,"maximum length of function source code printed in a stack trace.") DEFINE_bool(always_inline_smi_code, false,"always inline smi code in non-opt code") DEFINE_int(max_new_space_size, 0,"max size of the new generation (in kBytes)") DEFINE_int(max_old_space_size, 0,"max size of the old generation (in Mbytes)") DEFINE_int(max_executable_size, 0,"max size of executable memory (in Mbytes)") DEFINE_bool(gc_global, false,"always perform global GCs") DEFINE_int(gc_interval,-1,"garbage collect after <n> allocations") DEFINE_bool(trace_gc, false,"print one trace line following each garbage collection") DEFINE_bool(trace_gc_nvp, false,"print one detailed trace line in name=value format ""after each garbage collection") DEFINE_bool(print_cumulative_gc_stat, false,"print cumulative GC statistics in name=value format on exit") DEFINE_bool(trace_gc_verbose, false,"print more details following each garbage collection") DEFINE_bool(trace_fragmentation, false,"report fragmentation for old pointer and data pages") DEFINE_bool(collect_maps, true,"garbage collect maps from which no objects can be reached") DEFINE_bool(flush_code, true,"flush code that we expect not to use again before full gc") DEFINE_bool(incremental_marking, true,"use incremental marking") DEFINE_bool(incremental_marking_steps, true,"do incremental marking steps") DEFINE_bool(trace_incremental_marking, false,"trace progress of the incremental marking") DEFINE_bool(use_idle_notification, true,"Use idle notification to reduce memory footprint.") DEFINE_bool(send_idle_notification, false,"Send idle notifcation between stress runs.") DEFINE_bool(use_ic, true,"use inline caching") DEFINE_bool(native_code_counters, false,"generate extra code for manipulating stats counters") DEFINE_bool(always_compact, false,"Perform compaction on every full GC") DEFINE_bool(lazy_sweeping, true,"Use lazy sweeping for old pointer and data spaces") DEFINE_bool(never_compact, false,"Never perform compaction on full GC - testing only") DEFINE_bool(compact_code_space, true,"Compact code space on full non-incremental collections") DEFINE_bool(cleanup_code_caches_at_gc, true,"Flush inline caches prior to mark compact collection and ""flush code caches in maps during mark compact cycle.") DEFINE_int(random_seed, 0,"Default seed for initializing random generator ""(0, the default, means to use system random).") DEFINE_bool(use_verbose_printer, true,"allows verbose printing") DEFINE_bool(allow_natives_syntax, false,"allow natives syntax") DEFINE_bool(trace_sim, false,"Trace simulator execution") DEFINE_bool(check_icache, false,"Check icache flushes in ARM and MIPS simulator") DEFINE_int(stop_sim_at, 0,"Simulator stop after x number of instructions") DEFINE_int(sim_stack_alignment, 8,"Stack alingment in bytes in simulator (4 or 8, 8 is default)") DEFINE_bool(trace_exception, false,"print stack trace when throwing exceptions") DEFINE_bool(preallocate_message_memory, false,"preallocate some memory to build stack traces.") DEFINE_bool(randomize_hashes, true,"randomize hashes to avoid predictable hash collisions ""(with snapshots this option cannot override the baked-in seed)") DEFINE_int(hash_seed, 0,"Fixed seed to use to hash property keys (0 means random)""(with snapshots this option cannot override the baked-in seed)") DEFINE_bool(preemption, false,"activate a 100ms timer that switches between V8 threads") DEFINE_bool(regexp_optimization, true,"generate optimized regexp code") DEFINE_bool(testing_bool_flag, true,"testing_bool_flag") DEFINE_int(testing_int_flag, 13,"testing_int_flag") DEFINE_float(testing_float_flag, 2.5,"float-flag") DEFINE_string(testing_string_flag,"Hello, world!","string-flag") DEFINE_int(testing_prng_seed, 42,"Seed used for threading test randomness") DEFINE_string(testing_serialization_file,"/tmp/serdes","file in which to serialize heap") DEFINE_bool(help, false,"Print usage message, including flags, on console") DEFINE_bool(dump_counters, false,"Dump counters on exit") DEFINE_string(map_counters,"","Map counters to a file") DEFINE_args(js_arguments, JSARGUMENTS_INIT,"Pass all remaining arguments to the script. Alias for \"--\".") DEFINE_bool(debug_compile_events, true,"Enable debugger compile events") DEFINE_bool(debug_script_collected_events, true,"Enable debugger script collected events") DEFINE_bool(gdbjit, false,"enable GDBJIT interface (disables compacting GC)") DEFINE_bool(gdbjit_full, false,"enable GDBJIT interface for all code objects") DEFINE_bool(gdbjit_dump, false,"dump elf objects with debug info to disk") DEFINE_string(gdbjit_dump_filter,"","dump only objects containing this substring") DEFINE_bool(force_marking_deque_overflows, false,"force overflows of marking deque by reducing it's size ""to 64 words") DEFINE_bool(stress_compaction, false,"stress the GC compactor to flush out bugs (implies ""--force_marking_deque_overflows)")#define FLAG DEFINE_bool(enable_slow_asserts, false,"enable asserts that are slow to execute") DEFINE_bool(trace_codegen, false,"print name of functions for which code is generated") DEFINE_bool(print_source, false,"pretty print source code") DEFINE_bool(print_builtin_source, false,"pretty print source code for builtins") DEFINE_bool(print_ast, false,"print source AST") DEFINE_bool(print_builtin_ast, false,"print source AST for builtins") DEFINE_string(stop_at,"","function name where to insert a breakpoint") DEFINE_bool(print_builtin_scopes, false,"print scopes for builtins") DEFINE_bool(print_scopes, false,"print scopes") DEFINE_bool(trace_contexts, false,"trace contexts operations") DEFINE_bool(gc_greedy, false,"perform GC prior to some allocations") DEFINE_bool(gc_verbose, false,"print stuff during garbage collection") DEFINE_bool(heap_stats, false,"report heap statistics before and after GC") DEFINE_bool(code_stats, false,"report code statistics after GC") DEFINE_bool(verify_heap, false,"verify heap pointers before and after GC") DEFINE_bool(print_handles, false,"report handles after GC") DEFINE_bool(print_global_handles, false,"report global handles after GC") DEFINE_bool(trace_ic, false,"trace inline cache state transitions") DEFINE_bool(print_interfaces, false,"print interfaces") DEFINE_bool(print_interface_details, false,"print interface inference details") DEFINE_int(print_interface_depth, 5,"depth for printing interfaces") DEFINE_bool(trace_normalization, false,"prints when objects are turned into dictionaries.") DEFINE_bool(trace_lazy, false,"trace lazy compilation") DEFINE_bool(collect_heap_spill_statistics, false,"report heap spill statistics along with heap_stats ""(requires heap_stats)") DEFINE_bool(trace_isolates, false,"trace isolate state changes") DEFINE_bool(log_state_changes, false,"Log state changes.") DEFINE_bool(regexp_possessive_quantifier, false,"enable possessive quantifier syntax for testing") DEFINE_bool(trace_regexp_bytecodes, false,"trace regexp bytecode execution") DEFINE_bool(trace_regexp_assembler, false,"trace regexp macro assembler calls.")#define FLAG DEFINE_bool(log, false,"Minimal logging (no API, code, GC, suspect, or handles samples).") DEFINE_bool(log_all, false,"Log all events to the log file.") DEFINE_bool(log_runtime, false,"Activate runtime system %Log call.") DEFINE_bool(log_api, false,"Log API events to the log file.") DEFINE_bool(log_code, false,"Log code events to the log file without profiling.") DEFINE_bool(log_gc, false,"Log heap samples on garbage collection for the hp2ps tool.") DEFINE_bool(log_handles, false,"Log global handle events.") DEFINE_bool(log_snapshot_positions, false,"log positions of (de)serialized objects in the snapshot.") DEFINE_bool(log_suspect, false,"Log suspect operations.") DEFINE_bool(prof, false,"Log statistical profiling information (implies --log-code).") DEFINE_bool(prof_auto, true,"Used with --prof, starts profiling automatically") DEFINE_bool(prof_lazy, false,"Used with --prof, only does sampling and logging"" when profiler is active (implies --noprof_auto).") DEFINE_bool(prof_browser_mode, true,"Used with --prof, turns on browser-compatible mode for profiling.") DEFINE_bool(log_regexp, false,"Log regular expression execution.") DEFINE_bool(sliding_state_window, false,"Update sliding state window counters.") DEFINE_string(logfile,"v8.log","Specify the name of the log file.") DEFINE_bool(ll_prof, false,"Enable low-level linux profiler.")#define FLAG DEFINE_bool(trace_elements_transitions, false,"trace elements transitions") DEFINE_bool(print_code_stubs, false,"print code stubs") DEFINE_bool(test_secondary_stub_cache, false,"test secondary stub cache by disabling the primary one") DEFINE_bool(test_primary_stub_cache, false,"test primary stub cache by disabling the secondary one") DEFINE_bool(print_code, false,"print generated code") DEFINE_bool(print_opt_code, false,"print optimized code") DEFINE_bool(print_unopt_code, false,"print unoptimized code before ""printing optimized code based on it") DEFINE_bool(print_code_verbose, false,"print more information for code") DEFINE_bool(print_builtin_code, false,"print generated code for builtins")#47"/Users/thlorenz/dev/dx/v8-perf/build/v8/src/flags.cc"2 namespace{struct Flag{enum FlagType{TYPE_BOOL, TYPE_INT, TYPE_FLOAT, TYPE_STRING, TYPE_ARGS} name
Definition: flags.cc:1349
ASSERT
#define ASSERT(condition)
Definition: checks.h:270
v8::internal::type
FlagType type() const
Definition: flags.cc:1358

Definition at line 372 of file contexts.h.

#define GLOBAL_CONTEXT_FIELDS (   V)

Definition at line 99 of file contexts.h.