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doc: update V8 options in man page
PR-URL: https://github.com/nodejs/node/pull/3351 Reviewed-By: indutny - Fedor Indutny <fedor.indutny@gmail.com> Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
This commit is contained in:
Michaël Zasso
Ali Ijaz Sheikh
parent
7fb128d8df
commit
4fc638804c
146
doc/node.1
146
doc/node.1
@ -92,43 +92,61 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: false
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--strong_mode (experimental strong language mode)
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type: bool default: false
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--strong_this (don't allow 'this' to escape from constructors)
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type: bool default: true
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--es_staging (enable all completed harmony features)
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type: bool default: false
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--harmony (enable all completed harmony features)
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type: bool default: false
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--harmony_shipping (enable all shipped harmony features)
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--harmony_shipping (enable all shipped harmony fetaures)
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type: bool default: true
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--legacy_const (legacy semantics for const in sloppy mode)
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type: bool default: true
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--harmony_modules (enable "harmony modules" (in progress))
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type: bool default: false
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--harmony_arrays (enable "harmony array methods" (in progress))
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type: bool default: false
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--harmony_array_includes (enable "harmony Array.prototype.includes" (in progress))
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type: bool default: false
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--harmony_regexps (enable "harmony regular expression extensions" (in progress))
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type: bool default: false
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--harmony_arrow_functions (enable "harmony arrow functions" (in progress))
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type: bool default: false
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--harmony_proxies (enable "harmony proxies" (in progress))
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type: bool default: false
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--harmony_sloppy (enable "harmony features in sloppy mode" (in progress))
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--harmony_sloppy_function (enable "harmony sloppy function block scoping" (in progress))
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type: bool default: false
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--harmony_unicode (enable "harmony unicode escapes" (in progress))
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--harmony_sloppy_let (enable "harmony let in sloppy mode" (in progress))
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type: bool default: false
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--harmony_unicode_regexps (enable "harmony unicode regexps" (in progress))
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type: bool default: false
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--harmony_rest_parameters (enable "harmony rest parameters" (in progress))
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type: bool default: false
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--harmony_reflect (enable "harmony Reflect API" (in progress))
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type: bool default: false
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--harmony_computed_property_names (enable "harmony computed property names")
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--harmony_destructuring (enable "harmony destructuring" (in progress))
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type: bool default: false
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--harmony_default_parameters (enable "harmony default parameters" (in progress))
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type: bool default: false
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--harmony_sharedarraybuffer (enable "harmony sharedarraybuffer" (in progress))
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type: bool default: false
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--harmony_atomics (enable "harmony atomics" (in progress))
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type: bool default: false
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--harmony_simd (enable "harmony simd" (in progress))
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type: bool default: false
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--harmony_array_includes (enable "harmony Array.prototype.includes")
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type: bool default: false
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--harmony_tostring (enable "harmony toString")
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type: bool default: false
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--harmony_numeric_literals (enable "harmony numeric literals")
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--harmony_concat_spreadable (enable "harmony isConcatSpreadable")
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type: bool default: false
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--harmony_rest_parameters (enable "harmony rest parameters")
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type: bool default: false
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--harmony_sloppy (enable "harmony features in sloppy mode")
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type: bool default: false
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--harmony_arrow_functions (enable "harmony arrow functions")
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type: bool default: true
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--harmony_classes (enable "harmony classes (implies object literal extension)")
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--harmony_new_target (enable "harmony new.target")
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type: bool default: true
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--harmony_object_literals (enable "harmony object literal extensions")
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--harmony_object_observe (enable "harmony Object.observe")
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type: bool default: true
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--harmony_spreadcalls (enable "harmony spread-calls")
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type: bool default: true
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--harmony_spread_arrays (enable "harmony spread in array literals")
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type: bool default: true
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--harmony_object (enable "harmony Object methods")
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type: bool default: true
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--compiled_keyed_generic_loads (use optimizing compiler to generate keyed generic load stubs)
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type: bool default: false
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@ -152,14 +170,20 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: true
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--smi_binop (support smi representation in binary operations)
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type: bool default: true
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--vector_ics (support vector-based ics)
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type: bool default: false
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--optimize_for_size (Enables optimizations which favor memory size over execution speed.)
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--optimize_for_size (Enables optimizations which favor memory size over execution speed)
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type: bool default: false
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--unbox_double_arrays (automatically unbox arrays of doubles)
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type: bool default: true
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--string_slices (use string slices)
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type: bool default: true
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--ignition (use ignition interpreter)
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type: bool default: false
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--ignition_filter (filter for ignition interpreter)
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type: string default: ~~
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--print_bytecode (print bytecode generated by ignition interpreter)
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type: bool default: false
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--trace_ignition_codegen (trace the codegen of ignition interpreter bytecode handlers)
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type: bool default: false
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--crankshaft (use crankshaft)
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type: bool default: true
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--hydrogen_filter (optimization filter)
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@ -304,8 +328,6 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: true
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--concurrent_recompilation (optimizing hot functions asynchronously on a separate thread)
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type: bool default: true
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--job_based_recompilation (post tasks to v8::Platform instead of using a thread for concurrent recompilation)
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type: bool default: true
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--trace_concurrent_recompilation (track concurrent recompilation)
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type: bool default: false
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--concurrent_recompilation_queue_length (the length of the concurrent compilation queue)
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@ -318,8 +340,16 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: true
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--omit_map_checks_for_leaf_maps (do not emit check maps for constant values that have a leaf map, deoptimize the optimized code if the layout of the maps changes.)
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type: bool default: true
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--turbo (enable TurboFan compiler)
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type: bool default: false
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--turbo_shipping (enable TurboFan compiler on subset)
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type: bool default: true
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--turbo_greedy_regalloc (use the greedy register allocator)
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type: bool default: false
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--turbo_preprocess_ranges (run pre-register allocation heuristics)
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type: bool default: false
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--turbo_filter (optimization filter for TurboFan compiler)
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type: string default: ~
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type: string default: ~~
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--trace_turbo (trace generated TurboFan IR)
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type: bool default: false
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--trace_turbo_graph (trace generated TurboFan graphs)
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@ -334,8 +364,12 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: false
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--trace_turbo_jt (trace TurboFan's jump threading)
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type: bool default: false
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--trace_turbo_ceq (trace TurboFan's control equivalence)
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type: bool default: false
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--turbo_asm (enable TurboFan for asm.js code)
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type: bool default: true
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--turbo_asm_deoptimization (enable deoptimization in TurboFan for asm.js code)
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type: bool default: false
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--turbo_verify (verify TurboFan graphs at each phase)
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type: bool default: false
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--turbo_stats (print TurboFan statistics)
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@ -346,24 +380,20 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: true
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--turbo_type_feedback (use type feedback in TurboFan)
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type: bool default: false
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--turbo_allocate (enable inline allocations in TurboFan)
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type: bool default: false
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--turbo_source_positions (track source code positions when building TurboFan IR)
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type: bool default: false
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--context_specialization (enable context specialization in TurboFan)
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type: bool default: false
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--turbo_deoptimization (enable deoptimization in TurboFan)
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type: bool default: false
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--turbo_inlining (enable inlining in TurboFan)
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type: bool default: false
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--turbo_builtin_inlining (enable builtin inlining in TurboFan)
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type: bool default: true
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--trace_turbo_inlining (trace TurboFan inlining)
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type: bool default: false
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--loop_assignment_analysis (perform loop assignment analysis)
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type: bool default: true
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--turbo_profiling (enable profiling in TurboFan)
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type: bool default: false
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--turbo_delay_ssa_decon (delay ssa deconstruction in TurboFan register allocator)
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type: bool default: false
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--turbo_verify_allocation (verify register allocation in TurboFan)
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type: bool default: false
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--turbo_move_optimization (optimize gap moves in TurboFan)
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@ -372,12 +402,20 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: true
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--turbo_osr (enable OSR in TurboFan)
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type: bool default: true
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--turbo_exceptions (enable exception handling in TurboFan)
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--turbo_try_catch (enable try-catch support in TurboFan)
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type: bool default: true
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--turbo_try_finally (enable try-finally support in TurboFan)
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type: bool default: false
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--turbo_stress_loop_peeling (stress loop peeling optimization)
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type: bool default: false
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--turbo_cf_optimization (optimize control flow in TurboFan)
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type: bool default: true
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--turbo_frame_elision (elide frames in TurboFan)
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type: bool default: true
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--turbo_cache_shared_code (cache context-independent code)
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type: bool default: true
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--turbo_preserve_shared_code (keep context-independent code)
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type: bool default: false
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--typed_array_max_size_in_heap (threshold for in-heap typed array)
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type: int default: 64
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--frame_count (number of stack frames inspected by the profiler)
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@ -406,6 +444,14 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: true
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--enable_fma3 (enable use of FMA3 instructions if available)
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type: bool default: true
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--enable_bmi1 (enable use of BMI1 instructions if available)
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type: bool default: true
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--enable_bmi2 (enable use of BMI2 instructions if available)
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type: bool default: true
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--enable_lzcnt (enable use of LZCNT instruction if available)
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type: bool default: true
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--enable_popcnt (enable use of POPCNT instruction if available)
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type: bool default: true
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--enable_vfp3 (enable use of VFP3 instructions if available)
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type: bool default: true
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--enable_armv7 (enable use of ARMv7 instructions if available (ARM only))
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@ -548,19 +594,19 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: false
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--trace_gc_verbose (print more details following each garbage collection)
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type: bool default: false
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--trace_allocation_stack_interval (print stack trace after <n> free-list allocations)
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type: int default: -1
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--trace_fragmentation (report fragmentation for old space)
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type: bool default: false
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--trace_fragmentation_verbose (report fragmentation for old space (detailed))
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type: bool default: false
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--collect_maps (garbage collect maps from which no objects can be reached)
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type: bool default: true
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--trace_mutator_utilization (print mutator utilization, allocation speed, gc speed)
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type: bool default: false
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--weak_embedded_maps_in_optimized_code (make maps embedded in optimized code weak)
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type: bool default: true
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--weak_embedded_objects_in_optimized_code (make objects embedded in optimized code weak)
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type: bool default: true
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--flush_code (flush code that we expect not to use again (during full gc))
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type: bool default: true
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--flush_code_incrementally (flush code that we expect not to use again (incrementally))
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--flush_code (flush code that we expect not to use again)
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type: bool default: true
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--trace_code_flushing (trace code flushing progress)
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type: bool default: false
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@ -568,8 +614,6 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: true
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--incremental_marking (use incremental marking)
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type: bool default: true
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--incremental_marking_steps (do incremental marking steps)
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type: bool default: true
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--overapproximate_weak_closure (overapproximate weak closer to reduce atomic pause time)
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type: bool default: true
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--min_progress_during_object_groups_marking (keep overapproximating the weak closure as long as we discover at least this many unmarked objects)
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@ -582,10 +626,14 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: false
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--track_gc_object_stats (track object counts and memory usage)
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type: bool default: false
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--trace_gc_object_stats (trace object counts and memory usage)
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type: bool default: false
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--track_detached_contexts (track native contexts that are expected to be garbage collected)
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type: bool default: true
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--trace_detached_contexts (trace native contexts that are expected to be garbage collected)
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type: bool default: false
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--histogram_interval (time interval in ms for aggregating memory histograms)
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type: int default: 600000
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--heap_profiler_trace_objects (Dump heap object allocations/movements/size_updates)
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type: bool default: false
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--use_idle_notification (Use idle notification to reduce memory footprint.)
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@ -594,28 +642,34 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: true
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--trace_ic (trace inline cache state transitions)
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type: bool default: false
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--vector_stores (use vectors for store ics)
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type: bool default: false
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--global_var_shortcuts (use ic-less global loads and stores)
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type: bool default: false
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--native_code_counters (generate extra code for manipulating stats counters)
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type: bool default: false
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--always_compact (Perform compaction on every full GC)
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type: bool default: false
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--never_compact (Never perform compaction on full GC - testing only)
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type: bool default: false
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--compact_code_space (Compact code space on full non-incremental collections)
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type: bool default: true
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--incremental_code_compaction (Compact code space on full incremental collections)
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--compact_code_space (Compact code space on full collections)
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type: bool default: true
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--cleanup_code_caches_at_gc (Flush inline caches prior to mark compact collection and flush code caches in maps during mark compact cycle.)
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type: bool default: true
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--use_marking_progress_bar (Use a progress bar to scan large objects in increments when incremental marking is active.)
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type: bool default: true
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--zap_code_space (Zap free memory in code space with 0xCC while sweeping.)
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type: bool default: true
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type: bool default: false
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--random_seed (Default seed for initializing random generator (0, the default, means to use system random).)
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type: int default: 0
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--trace_weak_arrays (trace WeakFixedArray usage)
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--trace_weak_arrays (Trace WeakFixedArray usage)
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type: bool default: false
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--track_prototype_users (keep track of which maps refer to a given prototype object)
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--track_prototype_users (Keep track of which maps refer to a given prototype object)
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type: bool default: false
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--trace_prototype_users (Trace updates to prototype user tracking)
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type: bool default: false
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--eliminate_prototype_chain_checks (Collapse prototype chain checks into single-cell checks)
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type: bool default: true
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--use_verbose_printer (allows verbose printing)
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type: bool default: true
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--allow_natives_syntax (allow natives syntax)
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@ -632,7 +686,7 @@ value to an empty string ("") disables persistent REPL history.
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type: int default: 0
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--sim_stack_alignment (Stack alingment in bytes in simulator (4 or 8, 8 is default))
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type: int default: 8
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--sim_stack_size (Stack size of the ARM64 and MIPS64 simulator in kBytes (default is 2 MB))
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--sim_stack_size (Stack size of the ARM64, MIPS64 and PPC64 simulator in kBytes (default is 2 MB))
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type: int default: 2048
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--log_regs_modified (When logging register values, only print modified registers.)
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type: bool default: true
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@ -652,6 +706,8 @@ value to an empty string ("") disables persistent REPL history.
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type: int default: 0
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--profile_deserialization (Print the time it takes to deserialize the snapshot.)
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type: bool default: false
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--serialization_statistics (Collect statistics on serialized objects.)
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type: bool default: false
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--regexp_optimization (generate optimized regexp code)
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type: bool default: true
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--testing_bool_flag (testing_bool_flag)
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@ -680,12 +736,12 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: false
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--manual_evacuation_candidates_selection (Test mode only flag. It allows an unit test to select evacuation candidates pages (requires --stress_compaction).)
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type: bool default: false
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--external_allocation_limit_incremental_time (Time spent in incremental marking steps (in ms) once the external allocation limit is reached)
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type: int default: 1
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--help (Print usage message, including flags, on console)
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type: bool default: true
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--dump_counters (Dump counters on exit)
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type: bool default: false
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--debugger (Enable JavaScript debugger)
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type: bool default: false
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--map_counters (Map counters to a file)
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type: string default:
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--js_arguments (Pass all remaining arguments to the script. Alias for "--".)
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@ -722,7 +778,7 @@ value to an empty string ("") disables persistent REPL history.
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type: bool default: false
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--perf_basic_prof (Enable perf linux profiler (basic support).)
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type: bool default: false
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--perf_jit_prof (Enable perf linux profiler (experimental annotate support).)
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--perf_basic_prof_only_functions (Only report function code ranges to perf (i.e. no stubs).)
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type: bool default: false
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--gc_fake_mmap (Specify the name of the file for fake gc mmap used in ll_prof)
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type: string default: /tmp/__v8_gc__
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