From 4ed66880106781b502ca02509c7c544d6c476369 Mon Sep 17 00:00:00 2001 From: Ryan Dahl Date: Sat, 19 Feb 2011 20:56:20 -0800 Subject: Add V8 options to man page --- doc/node.1 | 322 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 322 insertions(+) (limited to 'doc/node.1') diff --git a/doc/node.1 b/doc/node.1 index 1a3a98f158..758cd2ffd8 100644 --- a/doc/node.1 +++ b/doc/node.1 @@ -53,6 +53,328 @@ If set to 1 then modules will load in their own global contexts. .IP NODE_DISABLE_COLORS If set to 1 then colors will not be used in the REPL. +.SH V8 OPTIONS + + --crankshaft (use crankshaft) + type: bool default: false + --hydrogen_filter (hydrogen use/trace filter) + type: string default: + --use_hydrogen (use generated hydrogen for compilation) + type: bool default: true + --build_lithium (use lithium chunk builder) + type: bool default: true + --alloc_lithium (use lithium register allocator) + type: bool default: true + --use_lithium (use lithium code generator) + type: bool default: true + --use_range (use hydrogen range analysis) + type: bool default: true + --eliminate_dead_phis (eliminate dead phis) + type: bool default: true + --use_gvn (use hydrogen global value numbering) + type: bool default: true + --use_peeling (use loop peeling) + type: bool default: false + --use_canonicalizing (use hydrogen instruction canonicalizing) + type: bool default: true + --use_inlining (use function inlining) + type: bool default: true + --limit_inlining (limit code size growth from inlining) + type: bool default: true + --eliminate_empty_blocks (eliminate empty blocks) + type: bool default: true + --loop_invariant_code_motion (loop invariant code motion) + type: bool default: true + --time_hydrogen (timing for hydrogen) + type: bool default: false + --trace_hydrogen (trace generated hydrogen to file) + type: bool default: false + --trace_inlining (trace inlining decisions) + type: bool default: false + --trace_alloc (trace register allocator) + type: bool default: false + --trace_range (trace range analysis) + type: bool default: false + --trace_gvn (trace global value numbering) + type: bool default: false + --trace_representation (trace representation types) + type: bool default: false + --stress_pointer_maps (pointer map for every instruction) + type: bool default: false + --stress_environments (environment for every instruction) + type: bool default: false + --deopt_every_n_times (deoptimize every n times a deopt point is passed) + type: int default: 0 + --process_arguments_object (try to deal with arguments object) + type: bool default: true + --trap_on_deopt (put a break point before deoptimizing) + type: bool default: false + --deoptimize_uncommon_cases (deoptimize uncommon cases) + type: bool default: true + --polymorphic_inlining (polymorphic inlining) + type: bool default: true + --aggressive_loop_invariant_motion (aggressive motion of instructions out of loops) + type: bool default: true + --use_osr (use on-stack replacement) + type: bool default: true + --trace_osr (trace on-stack replacement) + type: bool default: false + --stress_runs (number of stress runs) + type: int default: 0 + --optimize_closures (optimize closures) + type: bool default: true + --debug_code (generate extra code (assertions) for debugging) + type: bool default: false + --code_comments (emit comments in code disassembly) + type: bool default: false + --emit_branch_hints (emit branch hints) + type: bool default: false + --peephole_optimization (perform peephole optimizations in assembly code) + type: bool default: true + --print_peephole_optimization (print peephole optimizations in assembly code) + type: bool default: false + --enable_sse2 (enable use of SSE2 instructions if available) + type: bool default: true + --enable_sse3 (enable use of SSE3 instructions if available) + type: bool default: true + --enable_sse4_1 (enable use of SSE4.1 instructions if available) + type: bool default: true + --enable_cmov (enable use of CMOV instruction if available) + type: bool default: true + --enable_rdtsc (enable use of RDTSC instruction if available) + type: bool default: true + --enable_sahf (enable use of SAHF instruction if available (X64 only)) + type: bool default: true + --enable_vfp3 (enable use of VFP3 instructions if available (ARM only)) + type: bool default: true + --enable_armv7 (enable use of ARMv7 instructions if available (ARM only)) + type: bool default: true + --expose_natives_as (expose natives in global object) + type: string default: NULL + --expose_debug_as (expose debug in global object) + type: string default: NULL + --expose_gc (expose gc extension) + type: bool default: false + --expose_externalize_string (expose externalize string extension) + type: bool default: false + --stack_trace_limit (number of stack frames to capture) + type: int default: 10 + --disable_native_files (disable builtin natives files) + type: bool default: false + --inline_new (use fast inline allocation) + type: bool default: true + --stack_trace_on_abort (print a stack trace if an assertion failure occurs) + type: bool default: true + --trace (trace function calls) + type: bool default: false + --defer_negation (defer negation operation) + type: bool default: true + --mask_constants_with_cookie (use random jit cookie to mask large constants) + type: bool default: true + --lazy (use lazy compilation) + type: bool default: true + --trace_opt (trace lazy optimization) + type: bool default: false + --trace_opt_stats (trace lazy optimization statistics) + type: bool default: false + --opt (use adaptive optimizations) + type: bool default: true + --opt_eagerly (be more eager when adaptively optimizing) + type: bool default: false + --always_opt (always try to optimize functions) + type: bool default: false + --prepare_always_opt (prepare for turning on always opt) + type: bool default: false + --debug_info (add debug information to compiled functions) + type: bool default: true + --deopt (support deoptimization) + type: bool default: true + --trace_deopt (trace deoptimization) + type: bool default: false + --strict (strict error checking) + type: bool default: false + --min_preparse_length (minimum length for automatic enable preparsing) + type: int default: 1024 + --full_compiler (enable dedicated backend for run-once code) + type: bool default: true + --always_full_compiler (try to use the dedicated run-once backend for all code) + type: bool default: false + --trace_bailout (print reasons for falling back to using the classic V8 backend) + type: bool default: false + --safe_int32_compiler (enable optimized side-effect-free int32 expressions.) + type: bool default: true + --use_flow_graph (perform flow-graph based optimizations) + type: bool default: false + --compilation_cache (enable compilation cache) + type: bool default: true + --loop_peeling (Peel off the first iteration of loops.) + type: bool default: false + --remote_debugging (enable remote debugging) + type: bool default: false + --trace_debug_json (trace debugging JSON request/response) + type: bool default: false + --debugger_auto_break (automatically set the debug break flag when debugger commands are in the queue) + type: bool default: true + --enable_liveedit (enable liveedit experimental feature) + type: bool default: true + --stack_size (default size of stack region v8 is allowed to use (in KkBytes)) + type: int default: 1024 + --max_stack_trace_source_length (maximum length of function source code printed in a stack trace.) + type: int default: 300 + --always_inline_smi_code (always inline smi code in non-opt code) + type: bool default: false + --max_new_space_size (max size of the new generation (in kBytes)) + type: int default: 0 + --max_old_space_size (max size of the old generation (in Mbytes)) + type: int default: 0 + --max_executable_size (max size of executable memory (in Mbytes)) + type: int default: 0 + --gc_global (always perform global GCs) + type: bool default: false + --gc_interval (garbage collect after allocations) + type: int default: -1 + --trace_gc (print one trace line following each garbage collection) + type: bool default: false + --trace_gc_nvp (print one detailed trace line in name=value format after each garbage collection) + type: bool default: false + --print_cumulative_gc_stat (print cumulative GC statistics in name=value format on exit) + type: bool default: false + --trace_gc_verbose (print more details following each garbage collection) + type: bool default: false + --collect_maps (garbage collect maps from which no objects can be reached) + type: bool default: true + --flush_code (flush code that we expect not to use again before full gc) + type: bool default: true + --use_idle_notification (Use idle notification to reduce memory footprint.) + type: bool default: true + --use_ic (use inline caching) + type: bool default: true + --native_code_counters (generate extra code for manipulating stats counters) + type: bool default: false + --always_compact (Perform compaction on every full GC) + type: bool default: false + --never_compact (Never perform compaction on full GC - testing only) + type: bool default: false + --cleanup_ics_at_gc (Flush inline caches prior to mark compact collection.) + type: bool default: true + --cleanup_caches_in_maps_at_gc (Flush code caches in maps during mark compact cycle.) + type: bool default: true + --random_seed (Default seed for initializing random generator (0, the default, means to use system random).) + type: int default: 0 + --canonicalize_object_literal_maps (Canonicalize maps for object literals.) + type: bool default: true + --use_big_map_space (Use big map space, but don't compact if it grew too big.) + type: bool default: true + --max_map_space_pages (Maximum number of pages in map space which still allows to encode forwarding pointers. That's actually a constant, but it's useful to control it with a flag for better testing.) + type: int default: 65535 + --h (print this message) + type: bool default: false + --new_snapshot (use new snapshot implementation) + type: bool default: true + --use_verbose_printer (allows verbose printing) + type: bool default: true + --allow_natives_syntax (allow natives syntax) + type: bool default: false + --strict_mode (allow strict mode directives) + type: bool default: true + --optimize_ast (optimize the ast) + type: bool default: true + --trace_sim (Trace simulator execution) + type: bool default: false + --check_icache (Check icache flushes in ARM simulator) + type: bool default: false + --stop_sim_at (Simulator stop after x number of instructions) + type: int default: 0 + --sim_stack_alignment (Stack alingment in bytes in simulator (4 or 8, 8 is default)) + type: int default: 8 + --trace_exception (print stack trace when throwing exceptions) + type: bool default: false + --preallocate_message_memory (preallocate some memory to build stack traces.) + type: bool default: false + --preemption (activate a 100ms timer that switches between V8 threads) + type: bool default: false + --trace_regexps (trace regexp execution) + type: bool default: false + --regexp_optimization (generate optimized regexp code) + type: bool default: true + --regexp_entry_native (use native code to enter regexp) + type: bool default: true + --testing_bool_flag (testing_bool_flag) + type: bool default: true + --testing_int_flag (testing_int_flag) + type: int default: 13 + --testing_float_flag (float-flag) + type: float default: 2.500000 + --testing_string_flag (string-flag) + type: string default: Hello, world! + --testing_prng_seed (Seed used for threading test randomness) + type: int default: 42 + --testing_serialization_file (file in which to serialize heap) + type: string default: /tmp/serdes + --help (Print usage message, including flags, on console) + type: bool default: true + --dump_counters (Dump counters on exit) + type: bool default: false + --debugger (Enable JavaScript debugger) + type: bool default: false + --remote_debugger (Connect JavaScript debugger to the debugger agent in another process) + type: bool default: false + --debugger_agent (Enable debugger agent) + type: bool default: false + --debugger_port (Port to use for remote debugging) + type: int default: 5858 + --map_counters (Map counters to a file) + type: string default: NULL + --js_arguments (Pass all remaining arguments to the script. Alias for "--".) + type: arguments default: + --debug_compile_events (Enable debugger compile events) + type: bool default: true + --debug_script_collected_events (Enable debugger script collected events) + type: bool default: true + --gdbjit (enable GDBJIT interface (disables compacting GC)) + type: bool default: false + --gdbjit_full (enable GDBJIT interface for all code objects) + type: bool default: false + --gdbjit_dump (dump elf objects with debug info to disk) + type: bool default: false + --log (Minimal logging (no API, code, GC, suspect, or handles samples).) + type: bool default: false + --log_all (Log all events to the log file.) + type: bool default: false + --log_runtime (Activate runtime system %Log call.) + type: bool default: false + --log_api (Log API events to the log file.) + type: bool default: false + --log_code (Log code events to the log file without profiling.) + type: bool default: false + --log_gc (Log heap samples on garbage collection for the hp2ps tool.) + type: bool default: false + --log_handles (Log global handle events.) + type: bool default: false + --log_snapshot_positions (log positions of (de)serialized objects in the snapshot.) + type: bool default: false + --log_suspect (Log suspect operations.) + type: bool default: false + --log_producers (Log stack traces of JS objects allocations.) + type: bool default: false + --prof (Log statistical profiling information (implies --log-code).) + type: bool default: false + --prof_auto (Used with --prof, starts profiling automatically) + type: bool default: true + --prof_lazy (Used with --prof, only does sampling and logging when profiler is active (implies --noprof_auto).) + type: bool default: false + --prof_browser_mode (Used with --prof, turns on browser-compatible mode for profiling.) + type: bool default: true + --log_regexp (Log regular expression execution.) + type: bool default: false + --sliding_state_window (Update sliding state window counters.) + type: bool default: false + --logfile (Specify the name of the log file.) + type: string default: v8.log + --ll_prof (Enable low-level linux profiler.) + type: bool default: false + + .SH RESOURCES AND DOCUMENTATION See the website for documentation http://nodejs.org/ -- cgit v1.2.3