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compiler/options.m:
Disable the accumulator introduction optimization at -O3, as it
causes a compiler abort in extras/trailed_update/var.m.
2393 lines
90 KiB
Mathematica
2393 lines
90 KiB
Mathematica
%-----------------------------------------------------------------------------%
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% Copyright (C) 1994-2000 The University of Melbourne.
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% This file may only be copied under the terms of the GNU General
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% Public License - see the file COPYING in the Mercury distribution.
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%-----------------------------------------------------------------------------%
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% File: options.m.
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% Main author: fjh.
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% This defines the stuff necessary so that getopt.m
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% can parse the command-line options.
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% IMPORTANT NOTE: any changes to the options should be
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% reflected in both the help message produced below,
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% and in the Mercury User's Guide (../doc/user_guide.texi).
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%-----------------------------------------------------------------------------%
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:- module options.
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:- interface.
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:- import_module char, io, getopt.
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:- pred short_option(char::in, option::out) is semidet.
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:- pred long_option(string::in, option::out) is semidet.
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:- pred option_defaults(option::out, option_data::out) is nondet.
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:- pred special_handler(option::in, special_data::in, option_table::in,
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maybe_option_table::out) is semidet.
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% special_handler(Option, ValueForThatOption, OptionTableIn,
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% MaybeOptionTableOut).
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% This predicate is invoked whenever getopt finds an option
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% (long or short) designated as special, with special_data holding
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% the argument of the option (if any). The predicate can change the
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% option table in arbitrary ways in the course of handling the option,
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% or it can return an error message.
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% The canonical examples of special options are -O options in compilers,
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% which set many other options at once.
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% The MaybeOptionTableOut may either be ok(OptionTableOut), or it may
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% be error(ErrorString).
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:- pred options_help(io__state::di, io__state::uo) is det.
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:- type option_table == option_table(option).
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:- type maybe_option_table == maybe_option_table(option).
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:- type option
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% Warning options
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---> inhibit_warnings
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; inhibit_accumulator_warnings
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; halt_at_warn
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; halt_at_syntax_errors
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; warn_singleton_vars
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; warn_overlapping_scopes
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; warn_det_decls_too_lax
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; warn_nothing_exported
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; warn_unused_args
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; warn_interface_imports
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; warn_missing_opt_files
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; warn_missing_trans_opt_files
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; warn_missing_trans_opt_deps
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; warn_non_stratification
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; warn_simple_code
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; warn_duplicate_calls
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; warn_missing_module_name
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; warn_wrong_module_name
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% Verbosity options
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; verbose
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; very_verbose
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; verbose_errors
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; statistics
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; debug_types
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; debug_modes
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; debug_det
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; debug_opt
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; debug_vn % vn = value numbering
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; debug_pd % pd = partial deduction/deforestation
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; debug_rl_gen
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; debug_rl_opt
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% Output options
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; make_short_interface
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; make_interface
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; make_private_interface
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; make_optimization_interface
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; make_transitive_opt_interface
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; generate_dependencies
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; generate_module_order
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; convert_to_mercury
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; convert_to_goedel
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; typecheck_only
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; errorcheck_only
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; compile_to_c
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; compile_only
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; aditi_only
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; output_grade_string
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% Auxiliary output options
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; assume_gmake
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; trace
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; trace_internal
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; trace_return
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; trace_redo
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; trace_optimized
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; trace_decl
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; stack_trace_higher_order
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; generate_bytecode
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; generate_prolog
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; prolog_dialect
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; line_numbers
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; auto_comments
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; show_dependency_graph
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; dump_hlds
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; dump_hlds_alias
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; dump_hlds_options
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; dump_mlds
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; generate_schemas
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; dump_rl
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; dump_rl_bytecode
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% Language semantics options
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; reorder_conj
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; reorder_disj
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; fully_strict
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; strict_sequential
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; infer_types
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; infer_modes
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; infer_det
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; infer_all
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; type_inference_iteration_limit
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; mode_inference_iteration_limit
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% Compilation Model options
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; grade
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; gcc_non_local_gotos
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; gcc_global_registers
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; asm_labels
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; gc
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; parallel
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; profiling % profile_time + profile_calls
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; time_profiling % profile_time + profile_calls
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; memory_profiling % profime_mem + profile_calls
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; deep_profiling % profile_time + profile_deep
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; profile_calls
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; profile_time
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; profile_memory
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; profile_deep
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; debug
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; stack_trace
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; require_tracing
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; use_trail
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; use_minimal_model
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; pic_reg
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; tags
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; num_tag_bits
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; bits_per_word
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; bytes_per_word
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; conf_low_tag_bits
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% The undocumented conf_low_tag_bits option
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% is used by the `mmc' script to pass the
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% default value for num_tag_bits
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% assuming --tags low.
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% The reason that `mmc' doesn't just
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% pass a default value for --num-tag-bits
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% is that we want to be able to give an
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% error message if the user specifies
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% `--tags high' and doesn't specify
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% `--num-tag-bits'.
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; args
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; highlevel_code
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; highlevel_data
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; gcc_nested_functions
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; unboxed_float
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; sync_term_size % in words
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; type_layout
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% Options for internal use only
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% (the values of these options are implied by the
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% settings of other options)
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% Stack layout information required to do
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% a stack trace.
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; basic_stack_layout
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% Stack layout information required to do
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% accurate GC.
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; agc_stack_layout
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% Stack layout information required to do
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% procedure identification.
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; procid_stack_layout
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% Stack layout information required to do
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% execution tracing.
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; trace_stack_layout
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% Use an alternate calculation of liveness
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% where the typeinfo for a type variable
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% must live at any point in the body of the
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% procedure at which a live variable's type
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% includes that type variable.
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%
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% Although this option governs whether the
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% body of a procedure uses this liveness
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% calculation, it is not the only consideration
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% we have to take into account when deciding on
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% the interface of any procedure whose address
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% may be taken. We must include typeinfos
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% describing the types of all arguments in the
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% interface of a procedure if either this
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% option is set *or* the procedure's address
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% may be taken, otherwise, the layout structure
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% we include in closures using that procedure
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% may not have all the information required
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% to reconstruct the types of all the values
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% inside the closure.
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%
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% The only place in the compiler that should
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% look at this option is the predicate
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% body_should_use_typeinfo_liveness in
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% hlds_pred.m; everything else, including
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% the predicates deciding interface typeinfo
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% liveness, should go through there.
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; body_typeinfo_liveness
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% Options for internal use only
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% (setting these options to non-default values can result in
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% programs that do not link, or programs that dump core)
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% Generate unify and compare preds. For
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% measurement only. Code generated with
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% this set to `no' is unlikely to
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% actually work.
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; special_preds
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% Generate type_ctor_info structures.
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% For measurement only -- if you turn this
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% off, then you're unlikely to be able
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% to link.
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; type_ctor_info
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% Generate type_ctor_layout structures.
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% For measurement only -- if you turn this
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% off, then you're unlikely to be able
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% to link.
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; type_ctor_layout
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% Generate type_ctor_functors structures.
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% For measurement only -- if you turn this
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% off, then you're unlikely to be able
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% to link.
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; type_ctor_functors
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% Generate line number information in the RTTI
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% when debugging is enabled. For measurement
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% only -- if you turn this off, then the
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% debugger may dereference garbage pointers.
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; rtti_line_numbers
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% Code generation options
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; low_level_debug
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; trad_passes
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; polymorphism
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; reclaim_heap_on_failure
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; reclaim_heap_on_semidet_failure
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; reclaim_heap_on_nondet_failure
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; lazy_code
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; have_delay_slot
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; num_real_r_regs
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; num_real_f_regs
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; num_real_r_temps
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; num_real_f_temps
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; cc
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; cflags
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; cflags_for_regs
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; cflags_for_gotos
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; c_debug
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; c_include_directory
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; c_flag_to_name_object_file
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; object_file_extension
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; max_jump_table_size
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; fact_table_max_array_size
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% maximum number of elements in a single
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% fact table data array
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; fact_table_hash_percent_full
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% how full the fact table hash tables should
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% be allowed to get, given as an integer
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% percentage.
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; gcc_local_labels
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% Optimization Options
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; opt_level
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; opt_space % default is to optimize time
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; intermodule_optimization
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; use_opt_files
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; use_trans_opt_files
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; transitive_optimization
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; split_c_files
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% - HLDS
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; inlining
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; inline_simple
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; inline_single_use
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; inline_compound_threshold
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; inline_simple_threshold
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; inline_vars_threshold
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; intermod_inline_simple_threshold
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; common_struct
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; common_goal
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; constraint_propagation
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; optimize_unused_args
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; intermod_unused_args
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; optimize_higher_order
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; type_specialization
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; user_guided_type_specialization
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; higher_order_size_limit
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; introduce_accumulators
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; optimize_constructor_last_call
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; optimize_duplicate_calls
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; constant_propagation
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; excess_assign
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; optimize_saved_vars
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; follow_code
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; prev_code
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; optimize_dead_procs
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; deforestation
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; deforestation_depth_limit
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; deforestation_cost_factor
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; deforestation_vars_threshold
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; termination
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; check_termination
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; verbose_check_termination
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; termination_single_args
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; termination_norm
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; termination_error_limit
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; termination_path_limit
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% - HLDS->LLDS
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; smart_indexing
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; dense_switch_req_density
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; lookup_switch_req_density
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; dense_switch_size
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; lookup_switch_size
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; string_switch_size
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; tag_switch_size
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; try_switch_size
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; binary_switch_size
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; static_ground_terms
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; middle_rec
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; simple_neg
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; follow_vars
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; allow_hijacks
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% - LLDS
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; common_data
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; optimize
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; optimize_peep
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; optimize_jumps
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; optimize_fulljumps
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; checked_nondet_tailcalls
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; optimize_labels
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; optimize_dups
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%%% unused: ; optimize_copyprop
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; optimize_value_number
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; optimize_frames
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; optimize_delay_slot
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; optimize_repeat
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; optimize_vnrepeat
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; pred_value_number
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; vn_fudge
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% - RL
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; optimize_rl
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; optimize_rl_cse
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; optimize_rl_invariants
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; optimize_rl_index
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; detect_rl_streams
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% - C
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; use_macro_for_redo_fail
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; emit_c_loops
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; procs_per_c_function
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; everything_in_one_c_function
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; c_optimize
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; inline_alloc
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% Link options
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; output_file_name
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; link_flags
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; link_library_directories
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; link_libraries
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; link_objects
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% Miscellaneous Options
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; search_directories
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; intermod_directories
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; use_search_directories_for_intermod
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; filenames_from_stdin
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; use_subdirs
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; aditi
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; aditi_user
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; help.
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:- implementation.
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:- import_module string, bool, int, map, std_util, assoc_list, require, list.
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:- import_module handle_options.
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:- type option_category
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---> warning_option
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; verbosity_option
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; output_option
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; aux_output_option
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; language_semantics_option
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; compilation_model_option
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; code_gen_option
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; special_optimization_option
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; optimization_option
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; link_option
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; miscellaneous_option.
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option_defaults(Option, Default) :-
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option_defaults_2(_Category, OptionsList),
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list__member(Option - Default, OptionsList).
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:- pred option_defaults_2(option_category, list(pair(option, option_data))).
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:- mode option_defaults_2(in, out) is det.
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:- mode option_defaults_2(out, out) is multidet.
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option_defaults_2(warning_option, [
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% Warning Options
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inhibit_warnings - bool_special,
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inhibit_accumulator_warnings - bool(no),
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halt_at_warn - bool(no),
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halt_at_syntax_errors - bool(no),
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%
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% IMPORTANT NOTE:
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% if you add any new warning options, or if you change
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% the default for an existing warning option to `yes',
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% then you will need to modify the handling of inhibit_warnings
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%
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warn_singleton_vars - bool(yes),
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warn_overlapping_scopes - bool(yes),
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warn_det_decls_too_lax - bool(yes),
|
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warn_nothing_exported - bool(yes),
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warn_unused_args - bool(no),
|
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warn_interface_imports - bool(yes),
|
|
warn_non_stratification - bool(no),
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warn_missing_opt_files - bool(yes),
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warn_missing_trans_opt_files - bool(no),
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warn_missing_trans_opt_deps - bool(yes),
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warn_simple_code - bool(yes),
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warn_duplicate_calls - bool(no),
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warn_missing_module_name - bool(yes),
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warn_wrong_module_name - bool(yes)
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]).
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option_defaults_2(verbosity_option, [
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% Verbosity Options
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verbose - bool(no),
|
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very_verbose - bool(no),
|
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verbose_errors - bool(no),
|
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statistics - bool(no),
|
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debug_types - bool(no),
|
|
debug_modes - bool(no),
|
|
debug_det - bool(no),
|
|
debug_opt - bool(no),
|
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debug_vn - int(0),
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debug_pd - bool(no),
|
|
debug_rl_gen - bool(no),
|
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debug_rl_opt - bool(no)
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]).
|
|
option_defaults_2(output_option, [
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% Output Options (mutually exclusive)
|
|
generate_dependencies - bool(no),
|
|
generate_module_order - bool(no),
|
|
make_short_interface - bool(no),
|
|
make_interface - bool(no),
|
|
make_private_interface - bool(no),
|
|
make_optimization_interface - bool(no),
|
|
make_transitive_opt_interface - bool(no),
|
|
convert_to_mercury - bool(no),
|
|
convert_to_goedel - bool(no),
|
|
typecheck_only - bool(no),
|
|
errorcheck_only - bool(no),
|
|
compile_to_c - bool(no),
|
|
compile_only - bool(no),
|
|
aditi_only - bool(no),
|
|
output_grade_string - bool(no)
|
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]).
|
|
option_defaults_2(aux_output_option, [
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|
% Auxiliary Output Options
|
|
assume_gmake - bool(yes),
|
|
trace - string("default"),
|
|
trace_internal - bool(yes),
|
|
trace_return - bool(yes),
|
|
trace_redo - bool(yes),
|
|
trace_optimized - bool(no),
|
|
trace_decl - bool(no),
|
|
stack_trace_higher_order - bool(no),
|
|
generate_bytecode - bool(no),
|
|
generate_prolog - bool(no),
|
|
prolog_dialect - string("default"),
|
|
line_numbers - bool(yes),
|
|
auto_comments - bool(no),
|
|
show_dependency_graph - bool(no),
|
|
dump_hlds - accumulating([]),
|
|
dump_hlds_alias - string(""),
|
|
dump_hlds_options - string(""),
|
|
dump_mlds - accumulating([]),
|
|
dump_rl - bool(no),
|
|
dump_rl_bytecode - bool(no),
|
|
generate_schemas - bool(no)
|
|
]).
|
|
option_defaults_2(language_semantics_option, [
|
|
strict_sequential - special,
|
|
reorder_conj - bool(yes),
|
|
reorder_disj - bool(yes),
|
|
fully_strict - bool(yes),
|
|
infer_types - bool(no),
|
|
infer_modes - bool(no),
|
|
infer_det - bool(yes),
|
|
infer_all - bool_special,
|
|
type_inference_iteration_limit - int(60),
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|
mode_inference_iteration_limit - int(30)
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]).
|
|
option_defaults_2(compilation_model_option, [
|
|
% Compilation model options (ones that affect binary
|
|
% compatibility).
|
|
grade - string_special,
|
|
% the `mmc' script will pass the
|
|
% default grade determined
|
|
% at configuration time
|
|
gcc_non_local_gotos - bool(yes),
|
|
gcc_global_registers - bool(yes),
|
|
asm_labels - bool(yes),
|
|
gc - string("conservative"),
|
|
parallel - bool(no),
|
|
profiling - bool_special,
|
|
time_profiling - special,
|
|
memory_profiling - special,
|
|
deep_profiling - special,
|
|
profile_calls - bool(no),
|
|
profile_time - bool(no),
|
|
profile_memory - bool(no),
|
|
profile_deep - bool(no),
|
|
debug - bool_special,
|
|
require_tracing - bool(no),
|
|
stack_trace - bool(no),
|
|
use_trail - bool(no),
|
|
use_minimal_model - bool(no),
|
|
pic_reg - bool(no),
|
|
tags - string("low"),
|
|
num_tag_bits - int(-1),
|
|
% -1 is a special value which means
|
|
% use the value of conf_low_tag_bits
|
|
% instead
|
|
bits_per_word - int(32),
|
|
% A good default for the current
|
|
% generation of architectures.
|
|
bytes_per_word - int(4),
|
|
% A good default for the current
|
|
% generation of architectures.
|
|
conf_low_tag_bits - int(2),
|
|
% the `mmc' script will override the
|
|
% above default with a value determined
|
|
% at configuration time
|
|
sync_term_size - int(8),
|
|
% 8 is the size on linux (at the time
|
|
% of writing) - will usually be over-
|
|
% ridden by a value from configure.
|
|
type_layout - bool(yes),
|
|
basic_stack_layout - bool(no),
|
|
agc_stack_layout - bool(no),
|
|
procid_stack_layout - bool(no),
|
|
trace_stack_layout - bool(no),
|
|
body_typeinfo_liveness - bool(no),
|
|
special_preds - bool(yes),
|
|
type_ctor_info - bool(yes),
|
|
type_ctor_layout - bool(yes),
|
|
type_ctor_functors - bool(yes),
|
|
rtti_line_numbers - bool(yes),
|
|
highlevel_code - bool(no),
|
|
highlevel_data - bool(no),
|
|
gcc_nested_functions - bool(no),
|
|
unboxed_float - bool(no)
|
|
]).
|
|
option_defaults_2(code_gen_option, [
|
|
% Code Generation Options
|
|
low_level_debug - bool(no),
|
|
trad_passes - bool(yes),
|
|
polymorphism - bool(yes),
|
|
lazy_code - bool(yes),
|
|
reclaim_heap_on_failure - bool_special,
|
|
reclaim_heap_on_semidet_failure - bool(yes),
|
|
reclaim_heap_on_nondet_failure - bool(yes),
|
|
have_delay_slot - bool(no),
|
|
% the `mmc' script may override the
|
|
% above default if configure says
|
|
% the machine has branch delay slots
|
|
num_real_r_regs - int(5),
|
|
num_real_f_regs - int(0),
|
|
num_real_r_temps - int(5),
|
|
num_real_f_temps - int(0),
|
|
% the `mmc' script will override the
|
|
% above defaults with values determined
|
|
% at configuration time
|
|
cc - string("gcc"),
|
|
% the `mmc' script will override the
|
|
% above default with a value determined
|
|
% at configuration time
|
|
cflags - accumulating([]),
|
|
cflags_for_regs - string(""),
|
|
cflags_for_gotos - string(""),
|
|
% the `mmc' script will override the
|
|
% above two defaults with values
|
|
% determined at configuration time
|
|
c_debug - bool(no),
|
|
c_include_directory - accumulating([]),
|
|
% the `mmc' script will override the
|
|
% above default with a value determined
|
|
% at configuration time
|
|
c_flag_to_name_object_file - string("-o "),
|
|
% the `mmc' script will override the
|
|
% above default with a value determined
|
|
% at configuration time
|
|
object_file_extension - string("o"),
|
|
% the `mmc' script will override the
|
|
% above default with a value determined
|
|
% at configuration time
|
|
max_jump_table_size - int(0),
|
|
% 0 indicates any size.
|
|
fact_table_max_array_size - int(1024),
|
|
fact_table_hash_percent_full - int(90),
|
|
gcc_local_labels - bool(no)
|
|
]).
|
|
option_defaults_2(special_optimization_option, [
|
|
% Special optimization options.
|
|
% These ones are not affected by `-O<n>'.
|
|
opt_level - int_special,
|
|
opt_space - special,
|
|
intermodule_optimization - bool(no),
|
|
use_opt_files - bool(no),
|
|
use_trans_opt_files - bool(no),
|
|
transitive_optimization - bool(no),
|
|
check_termination - bool(no),
|
|
verbose_check_termination - bool(no),
|
|
termination - bool(no),
|
|
termination_single_args - int(0),
|
|
termination_norm - string("total"),
|
|
termination_error_limit - int(3),
|
|
termination_path_limit - int(256),
|
|
split_c_files - bool(no)
|
|
]).
|
|
option_defaults_2(optimization_option, [
|
|
% Optimization options
|
|
%
|
|
% IMPORTANT: the default here should be all optimizations OFF.
|
|
% Optimizations should be enabled by the appropriate
|
|
% optimization level in the opt_level table.
|
|
%
|
|
% HLDS
|
|
inlining - bool_special,
|
|
inline_simple - bool(no),
|
|
inline_single_use - bool(no),
|
|
inline_compound_threshold - int(0),
|
|
inline_simple_threshold - int(5), % has no effect until
|
|
% --inline-simple is enabled
|
|
inline_vars_threshold - int(100),
|
|
intermod_inline_simple_threshold - % has no effect until
|
|
int(5), % --intermodule-optimization
|
|
common_struct - bool(no),
|
|
common_goal - bool(yes),
|
|
% common_goal is not really an optimization, since
|
|
% it affects the semantics
|
|
constraint_propagation - bool(no),
|
|
optimize_duplicate_calls - bool(no),
|
|
constant_propagation - bool(no),
|
|
excess_assign - bool(no),
|
|
optimize_saved_vars - bool(no),
|
|
prev_code - bool(no),
|
|
follow_code - bool(no),
|
|
optimize_unused_args - bool(no),
|
|
intermod_unused_args - bool(no),
|
|
optimize_higher_order - bool(no),
|
|
type_specialization - bool(no),
|
|
user_guided_type_specialization - bool(no),
|
|
higher_order_size_limit - int(20),
|
|
introduce_accumulators - bool(no),
|
|
optimize_constructor_last_call - bool(no),
|
|
optimize_dead_procs - bool(no),
|
|
deforestation - bool(no),
|
|
deforestation_depth_limit - int(4),
|
|
deforestation_cost_factor - int(1000),
|
|
deforestation_vars_threshold - int(200),
|
|
|
|
% HLDS -> LLDS
|
|
smart_indexing - bool(no),
|
|
dense_switch_req_density - int(25),
|
|
% Minimum density before using a dense switch
|
|
lookup_switch_req_density - int(25),
|
|
% Minimum density before using a lookup switch
|
|
dense_switch_size - int(4),
|
|
lookup_switch_size - int(4),
|
|
string_switch_size - int(8),
|
|
tag_switch_size - int(3),
|
|
try_switch_size - int(3),
|
|
binary_switch_size - int(4),
|
|
static_ground_terms - bool(no),
|
|
middle_rec - bool(no),
|
|
simple_neg - bool(no),
|
|
follow_vars - bool(no),
|
|
allow_hijacks - bool(yes),
|
|
|
|
% LLDS
|
|
common_data - bool(no),
|
|
optimize - bool(no),
|
|
optimize_peep - bool(no),
|
|
optimize_jumps - bool(no),
|
|
optimize_fulljumps - bool(no),
|
|
checked_nondet_tailcalls - bool(no),
|
|
optimize_labels - bool(no),
|
|
optimize_dups - bool(no),
|
|
%%% optimize_copyprop - bool(no),
|
|
optimize_value_number - bool(no),
|
|
optimize_frames - bool(no),
|
|
optimize_delay_slot - bool(no),
|
|
optimize_repeat - int(0),
|
|
optimize_vnrepeat - int(1), % ineffective unless
|
|
% value_number is set
|
|
pred_value_number - bool(no),
|
|
vn_fudge - int(1000),
|
|
|
|
% LLDS -> C
|
|
use_macro_for_redo_fail - bool(no),
|
|
emit_c_loops - bool(no),
|
|
procs_per_c_function - int(1),
|
|
everything_in_one_c_function - special,
|
|
c_optimize - bool(no),
|
|
inline_alloc - bool(no),
|
|
% RL
|
|
optimize_rl - bool(no),
|
|
optimize_rl_cse - bool(no),
|
|
optimize_rl_invariants - bool(no),
|
|
optimize_rl_index - bool(no),
|
|
detect_rl_streams - bool(no)
|
|
]).
|
|
option_defaults_2(link_option, [
|
|
% Link Options
|
|
output_file_name - string(""),
|
|
% if the output_file_name is an empty
|
|
% string, we use the name of the first
|
|
% module on the command line
|
|
link_flags - accumulating([]),
|
|
link_library_directories - accumulating([]),
|
|
link_libraries - accumulating([]),
|
|
link_objects - accumulating([])
|
|
]).
|
|
option_defaults_2(miscellaneous_option, [
|
|
% Miscellaneous Options
|
|
filenames_from_stdin - bool(no),
|
|
search_directories - accumulating(["."]),
|
|
intermod_directories - accumulating([]),
|
|
use_search_directories_for_intermod
|
|
- bool(yes),
|
|
use_subdirs - bool(no),
|
|
aditi - bool(no),
|
|
aditi_user - string(""),
|
|
help - bool(no)
|
|
]).
|
|
|
|
% please keep this in alphabetic order
|
|
short_option('c', compile_only).
|
|
short_option('C', compile_to_c).
|
|
short_option('d', dump_hlds).
|
|
short_option('D', dump_hlds_alias).
|
|
short_option('e', errorcheck_only).
|
|
short_option('E', verbose_errors).
|
|
short_option('G', convert_to_goedel).
|
|
short_option('h', help).
|
|
short_option('H', highlevel_code).
|
|
short_option('i', make_interface).
|
|
short_option('I', search_directories).
|
|
short_option('l', link_libraries).
|
|
short_option('L', link_library_directories).
|
|
short_option('M', generate_dependencies).
|
|
short_option('N', debug_modes).
|
|
short_option('o', output_file_name).
|
|
short_option('O', opt_level).
|
|
short_option('p', profiling).
|
|
short_option('P', convert_to_mercury).
|
|
short_option('s', grade).
|
|
short_option('S', statistics).
|
|
short_option('T', debug_types).
|
|
short_option('t', typecheck_only).
|
|
short_option('v', verbose).
|
|
short_option('V', very_verbose).
|
|
short_option('w', inhibit_warnings).
|
|
short_option('?', help).
|
|
|
|
% warning options
|
|
long_option("inhibit-warnings", inhibit_warnings).
|
|
long_option("inhibit-accumulator-warnings", inhibit_accumulator_warnings).
|
|
long_option("halt-at-warn", halt_at_warn).
|
|
long_option("halt-at-syntax-errors", halt_at_syntax_errors).
|
|
long_option("warn-singleton-variables", warn_singleton_vars).
|
|
long_option("warn-overlapping-scopes", warn_overlapping_scopes).
|
|
long_option("warn-det-decls-too-lax", warn_det_decls_too_lax).
|
|
long_option("warn-nothing-exported", warn_nothing_exported).
|
|
long_option("warn-unused-args", warn_unused_args).
|
|
long_option("warn-interface-imports", warn_interface_imports).
|
|
long_option("warn-non-stratification", warn_non_stratification).
|
|
long_option("warn-missing-opt-files", warn_missing_opt_files).
|
|
long_option("warn-missing-trans-opt-files", warn_missing_trans_opt_files).
|
|
long_option("warn-missing-trans-opt-deps", warn_missing_trans_opt_deps).
|
|
long_option("warn-simple-code", warn_simple_code).
|
|
long_option("warn-duplicate-calls", warn_duplicate_calls).
|
|
long_option("warn-missing-module-name", warn_missing_module_name).
|
|
long_option("warn-wrong-module-name", warn_wrong_module_name).
|
|
|
|
% verbosity options
|
|
long_option("verbose", verbose).
|
|
long_option("very-verbose", very_verbose).
|
|
long_option("verbose-error-messages", verbose_errors).
|
|
long_option("statistics", statistics).
|
|
long_option("debug-types", debug_types).
|
|
long_option("debug-modes", debug_modes).
|
|
long_option("debug-determinism", debug_det).
|
|
long_option("debug-det", debug_det).
|
|
long_option("debug-opt", debug_opt).
|
|
long_option("debug-vn", debug_vn).
|
|
long_option("debug-pd", debug_pd).
|
|
long_option("debug-rl-gen", debug_rl_gen).
|
|
long_option("debug-rl-opt", debug_rl_opt).
|
|
|
|
% output options (mutually exclusive)
|
|
long_option("generate-dependencies", generate_dependencies).
|
|
long_option("generate-module-order", generate_module_order).
|
|
long_option("make-short-interface", make_short_interface).
|
|
long_option("make-short-int", make_short_interface).
|
|
long_option("make-interface", make_interface).
|
|
long_option("make-int", make_interface).
|
|
long_option("make-private-interface", make_private_interface).
|
|
long_option("make-priv-int", make_private_interface).
|
|
long_option("make-optimization-interface",
|
|
make_optimization_interface).
|
|
long_option("make-optimisation-interface",
|
|
make_optimization_interface).
|
|
long_option("make-opt-int", make_optimization_interface).
|
|
long_option("make-transitive-optimization-interface",
|
|
make_transitive_opt_interface).
|
|
long_option("make-transitive-optimisation-interface",
|
|
make_transitive_opt_interface).
|
|
long_option("make-trans-opt", make_transitive_opt_interface).
|
|
long_option("convert-to-mercury", convert_to_mercury).
|
|
long_option("convert-to-Mercury", convert_to_mercury).
|
|
long_option("pretty-print", convert_to_mercury).
|
|
long_option("convert-to-goedel", convert_to_goedel).
|
|
long_option("convert-to-Goedel", convert_to_goedel).
|
|
long_option("typecheck-only", typecheck_only).
|
|
long_option("errorcheck-only", errorcheck_only).
|
|
long_option("compile-to-c", compile_to_c).
|
|
long_option("compile-to-C", compile_to_c).
|
|
long_option("compile-only", compile_only).
|
|
long_option("aditi-only", aditi_only).
|
|
long_option("output-grade-string", output_grade_string).
|
|
|
|
% aux output options
|
|
long_option("assume-gmake", assume_gmake).
|
|
long_option("trace", trace).
|
|
long_option("trace-internal", trace_internal).
|
|
long_option("trace-return", trace_return).
|
|
long_option("trace-redo", trace_redo).
|
|
long_option("trace-optimised", trace_optimized).
|
|
long_option("trace-optimized", trace_optimized).
|
|
long_option("trace-decl", trace_decl).
|
|
long_option("stack-trace-higher-order", stack_trace_higher_order).
|
|
long_option("generate-bytecode", generate_bytecode).
|
|
long_option("generate-prolog", generate_prolog).
|
|
long_option("generate-Prolog", generate_prolog).
|
|
long_option("prolog-dialect", prolog_dialect).
|
|
long_option("line-numbers", line_numbers).
|
|
long_option("auto-comments", auto_comments).
|
|
long_option("show-dependency-graph", show_dependency_graph).
|
|
long_option("dump-hlds", dump_hlds).
|
|
long_option("dump-hlds-alias", dump_hlds_alias).
|
|
long_option("dump-hlds-options", dump_hlds_options).
|
|
long_option("dump-mlds", dump_mlds).
|
|
long_option("dump-rl", dump_rl).
|
|
long_option("dump-rl-bytecode", dump_rl_bytecode).
|
|
long_option("generate-schemas", generate_schemas).
|
|
|
|
% language semantics options
|
|
long_option("reorder-conj", reorder_conj).
|
|
long_option("reorder-disj", reorder_disj).
|
|
long_option("fully-strict", fully_strict).
|
|
long_option("strict-sequential", strict_sequential).
|
|
long_option("infer-all", infer_all).
|
|
long_option("infer-types", infer_types).
|
|
long_option("infer-modes", infer_modes).
|
|
long_option("infer-determinism", infer_det).
|
|
long_option("infer-det", infer_det).
|
|
long_option("type-inference-iteration-limit",
|
|
type_inference_iteration_limit).
|
|
long_option("mode-inference-iteration-limit",
|
|
mode_inference_iteration_limit).
|
|
|
|
% compilation model options
|
|
long_option("grade", grade).
|
|
long_option("gcc-non-local-gotos", gcc_non_local_gotos).
|
|
long_option("gcc-global-registers", gcc_global_registers).
|
|
long_option("asm-labels", asm_labels).
|
|
long_option("gc", gc).
|
|
long_option("garbage-collection", gc).
|
|
long_option("parallel", parallel).
|
|
long_option("profiling", profiling).
|
|
long_option("time-profiling", time_profiling).
|
|
long_option("memory-profiling", memory_profiling).
|
|
long_option("deep-profiling", deep_profiling).
|
|
long_option("profile-calls", profile_calls).
|
|
long_option("profile-time", profile_time).
|
|
long_option("profile-memory", profile_memory).
|
|
long_option("profile-deep", profile_deep).
|
|
long_option("debug", debug).
|
|
% The following options are not allowed, because they're
|
|
% not very useful and would probably only confuse people.
|
|
% long_option("stack-trace", stack_trace).
|
|
% long_option("require-tracing", require_tracing).
|
|
long_option("use-trail", use_trail).
|
|
long_option("use-minimal-model", use_minimal_model).
|
|
long_option("pic-reg", pic_reg).
|
|
long_option("tags", tags).
|
|
long_option("num-tag-bits", num_tag_bits).
|
|
long_option("bits-per-word", bits_per_word).
|
|
long_option("bytes-per-word", bytes_per_word).
|
|
long_option("conf-low-tag-bits", conf_low_tag_bits).
|
|
long_option("type-layout", type_layout).
|
|
long_option("agc-stack-layout", agc_stack_layout).
|
|
long_option("basic-stack-layout", basic_stack_layout).
|
|
long_option("procid-stack-layout", procid_stack_layout).
|
|
long_option("trace-stack-layout", trace_stack_layout).
|
|
long_option("body-typeinfo-liveness", body_typeinfo_liveness).
|
|
long_option("special-preds", special_preds).
|
|
long_option("type-ctor-info", type_ctor_info).
|
|
long_option("type-ctor-layout", type_ctor_layout).
|
|
long_option("type-ctor-functors", type_ctor_functors).
|
|
long_option("rtti-line-numbers", rtti_line_numbers).
|
|
long_option("highlevel-code", highlevel_code).
|
|
long_option("high-level-code", highlevel_code).
|
|
long_option("highlevel-C", highlevel_code).
|
|
long_option("highlevel-c", highlevel_code).
|
|
long_option("high-level-C", highlevel_code).
|
|
long_option("high-level-c", highlevel_code).
|
|
long_option("highlevel-data", highlevel_data).
|
|
long_option("high-level-data", highlevel_data).
|
|
long_option("gcc-nested-functions", gcc_nested_functions).
|
|
long_option("unboxed-float", unboxed_float).
|
|
|
|
% code generation options
|
|
long_option("low-level-debug", low_level_debug).
|
|
long_option("polymorphism", polymorphism).
|
|
long_option("trad-passes", trad_passes).
|
|
long_option("lazy-code", lazy_code).
|
|
long_option("reclaim-heap-on-failure", reclaim_heap_on_failure).
|
|
long_option("reclaim-heap-on-semidet-failure",
|
|
reclaim_heap_on_semidet_failure).
|
|
long_option("reclaim-heap-on-nondet-failure",
|
|
reclaim_heap_on_nondet_failure).
|
|
long_option("branch-delay-slot", have_delay_slot).
|
|
long_option("have-delay-slot", have_delay_slot).
|
|
long_option("num-real-r-regs", num_real_r_regs).
|
|
long_option("num-real-f-regs", num_real_f_regs).
|
|
long_option("num-real-r-temps", num_real_r_temps).
|
|
long_option("num-real-f-temps", num_real_f_temps).
|
|
long_option("num-real-temps", num_real_r_temps). % obsolete
|
|
long_option("cc", cc).
|
|
long_option("cflags", cflags).
|
|
long_option("cflags-for-regs", cflags_for_regs).
|
|
long_option("cflags-for-gotos", cflags_for_gotos).
|
|
long_option("c-debug", c_debug).
|
|
long_option("c-include-directory", c_include_directory).
|
|
long_option("c-flag-to-name-object-file", c_flag_to_name_object_file).
|
|
long_option("object-file-extension", object_file_extension).
|
|
long_option("max-jump-table-size", max_jump_table_size).
|
|
long_option("fact-table-max-array-size",fact_table_max_array_size).
|
|
long_option("fact-table-hash-percent-full",
|
|
fact_table_hash_percent_full).
|
|
long_option("gcc-local-labels", gcc_local_labels).
|
|
|
|
% optimization options
|
|
|
|
long_option("opt-level", opt_level).
|
|
long_option("optimization-level", opt_level).
|
|
long_option("optimisation-level", opt_level).
|
|
long_option("opt-space", opt_space).
|
|
long_option("optimize-space", opt_space).
|
|
long_option("optimise-space", opt_space).
|
|
long_option("intermodule-optimization", intermodule_optimization).
|
|
long_option("intermodule-optimisation", intermodule_optimization).
|
|
long_option("use-opt-files", use_opt_files).
|
|
long_option("use-trans-opt-files", use_trans_opt_files).
|
|
long_option("transitive-intermodule-optimization",
|
|
transitive_optimization).
|
|
long_option("transitive-intermodule-optimisation",
|
|
transitive_optimization).
|
|
long_option("trans-intermod-opt", transitive_optimization).
|
|
|
|
% HLDS->HLDS optimizations
|
|
long_option("inlining", inlining).
|
|
long_option("inline-simple", inline_simple).
|
|
long_option("inline-single-use", inline_single_use).
|
|
long_option("inline-compound-threshold", inline_compound_threshold).
|
|
long_option("inline-simple-threshold", inline_simple_threshold).
|
|
long_option("intermod-inline-simple-threshold",
|
|
intermod_inline_simple_threshold).
|
|
long_option("inline-vars-threshold", inline_vars_threshold).
|
|
long_option("common-struct", common_struct).
|
|
long_option("common-goal", common_goal).
|
|
long_option("excess-assign", excess_assign).
|
|
long_option("optimize-duplicate-calls", optimize_duplicate_calls).
|
|
long_option("optimise-duplicate-calls", optimize_duplicate_calls).
|
|
long_option("optimise-constant-propagation", constant_propagation).
|
|
long_option("optimize-constant-propagation", constant_propagation).
|
|
long_option("optimize-saved-vars", optimize_saved_vars).
|
|
long_option("optimise-saved-vars", optimize_saved_vars).
|
|
long_option("prev-code", prev_code).
|
|
long_option("follow-code", follow_code).
|
|
long_option("constraint-propagation", constraint_propagation).
|
|
long_option("optimize-unused-args", optimize_unused_args).
|
|
long_option("optimise-unused-args", optimize_unused_args).
|
|
long_option("intermod-unused-args", intermod_unused_args).
|
|
long_option("optimize-higher-order", optimize_higher_order).
|
|
long_option("optimise-higher-order", optimize_higher_order).
|
|
long_option("type-specialization", type_specialization).
|
|
long_option("type-specialisation", type_specialization).
|
|
long_option("user-guided-type-specialization",
|
|
user_guided_type_specialization).
|
|
long_option("user-guided-type-specialisation",
|
|
user_guided_type_specialization).
|
|
long_option("higher-order-size-limit", higher_order_size_limit).
|
|
long_option("introduce-accumulators", introduce_accumulators).
|
|
long_option("optimise-constructor-last-call", optimize_constructor_last_call).
|
|
long_option("optimize-constructor-last-call", optimize_constructor_last_call).
|
|
long_option("optimize-dead-procs", optimize_dead_procs).
|
|
long_option("optimise-dead-procs", optimize_dead_procs).
|
|
long_option("deforestation", deforestation).
|
|
long_option("deforestation-depth-limit", deforestation_depth_limit).
|
|
long_option("deforestation-cost-factor", deforestation_cost_factor).
|
|
long_option("deforestation-vars-threshold", deforestation_vars_threshold).
|
|
long_option("enable-termination", termination).
|
|
long_option("enable-term", termination).
|
|
long_option("check-termination", check_termination).
|
|
long_option("check-term", check_termination).
|
|
long_option("chk-term", check_termination).
|
|
long_option("verbose-check-termination",verbose_check_termination).
|
|
long_option("verb-check-term", verbose_check_termination).
|
|
long_option("verb-chk-term", verbose_check_termination).
|
|
long_option("termination-single-argument-analysis",
|
|
termination_single_args).
|
|
long_option("term-single-arg", termination_single_args).
|
|
long_option("termination-norm", termination_norm).
|
|
long_option("term-norm", termination_norm).
|
|
long_option("termination-error-limit", termination_error_limit).
|
|
long_option("term-err-limit", termination_error_limit).
|
|
long_option("termination-path-limit", termination_path_limit).
|
|
long_option("term-path-limit", termination_path_limit).
|
|
|
|
% HLDS->LLDS optimizations
|
|
long_option("smart-indexing", smart_indexing).
|
|
long_option("dense-switch-req-density", dense_switch_req_density).
|
|
long_option("lookup-switch-req-density",lookup_switch_req_density).
|
|
long_option("dense-switch-size", dense_switch_size).
|
|
long_option("lookup-switch-size", lookup_switch_size).
|
|
long_option("string-switch-size", string_switch_size).
|
|
long_option("tag-switch-size", tag_switch_size).
|
|
long_option("try-switch-size", try_switch_size).
|
|
long_option("binary-switch-size", binary_switch_size).
|
|
long_option("static-ground-terms", static_ground_terms).
|
|
long_option("middle-rec", middle_rec).
|
|
long_option("simple-neg", simple_neg).
|
|
long_option("follow-vars", follow_vars).
|
|
long_option("allow-hijacks", allow_hijacks).
|
|
|
|
% LLDS optimizations
|
|
long_option("common-data", common_data).
|
|
long_option("llds-optimize", optimize).
|
|
long_option("llds-optimise", optimize).
|
|
long_option("optimize-peep", optimize_peep).
|
|
long_option("optimise-peep", optimize_peep).
|
|
long_option("optimize-jumps", optimize_jumps).
|
|
long_option("optimise-jumps", optimize_jumps).
|
|
long_option("optimize-fulljumps", optimize_fulljumps).
|
|
long_option("optimise-fulljumps", optimize_fulljumps).
|
|
long_option("checked-nondet-tailcalls", checked_nondet_tailcalls).
|
|
long_option("optimize-labels", optimize_labels).
|
|
long_option("optimise-labels", optimize_labels).
|
|
long_option("optimize-dups", optimize_dups).
|
|
long_option("optimise-dups", optimize_dups).
|
|
%%% long_option("optimize-copyprop", optimize_copyprop).
|
|
%%% long_option("optimise-copyprop", optimize_copyprop).
|
|
long_option("optimize-value-number", optimize_value_number).
|
|
long_option("optimise-value-number", optimize_value_number).
|
|
long_option("optimize-frames", optimize_frames).
|
|
long_option("optimise-frames", optimize_frames).
|
|
long_option("optimize-delay-slot", optimize_delay_slot).
|
|
long_option("optimise-delay-slot", optimize_delay_slot).
|
|
long_option("optimize-repeat", optimize_repeat).
|
|
long_option("optimise-repeat", optimize_repeat).
|
|
long_option("optimize-vnrepeat", optimize_vnrepeat).
|
|
long_option("optimise-vnrepeat", optimize_vnrepeat).
|
|
long_option("pred-value-number", pred_value_number).
|
|
long_option("vn-fudge", vn_fudge).
|
|
|
|
% RL optimizations
|
|
long_option("optimize-rl", optimize_rl).
|
|
long_option("optimise-rl", optimize_rl).
|
|
long_option("optimize-rl-cse", optimize_rl_cse).
|
|
long_option("optimise-rl-cse", optimize_rl_cse).
|
|
long_option("optimize-rl-invariants", optimize_rl_invariants).
|
|
long_option("optimise-rl-invariants", optimize_rl_invariants).
|
|
long_option("optimize-rl-index", optimize_rl_index).
|
|
long_option("optimise-rl-index", optimize_rl_index).
|
|
long_option("detect-rl-streams", detect_rl_streams).
|
|
|
|
% LLDS->C optimizations
|
|
long_option("use-macro-for-redo-fail", use_macro_for_redo_fail).
|
|
long_option("emit-c-loops", emit_c_loops).
|
|
long_option("procs-per-c-function", procs_per_c_function).
|
|
long_option("procs-per-C-function", procs_per_c_function).
|
|
long_option("everything-in-one-c-function", everything_in_one_c_function).
|
|
long_option("everything-in-one-C-function", everything_in_one_c_function).
|
|
long_option("split-c-files", split_c_files).
|
|
long_option("split-C-files", split_c_files).
|
|
long_option("c-optimise", c_optimize).
|
|
long_option("c-optimize", c_optimize).
|
|
long_option("inline-alloc", inline_alloc).
|
|
|
|
% link options
|
|
long_option("output-file", output_file_name).
|
|
long_option("link-flags", link_flags).
|
|
long_option("library-directory", link_library_directories).
|
|
long_option("library", link_libraries).
|
|
long_option("link-object", link_objects).
|
|
|
|
% misc options
|
|
long_option("help", help).
|
|
long_option("search-directory", search_directories).
|
|
long_option("intermod-directory", intermod_directories).
|
|
long_option("use-search-directories-for-intermod",
|
|
use_search_directories_for_intermod).
|
|
long_option("filenames-from-stdin", filenames_from_stdin).
|
|
long_option("use-subdirs", use_subdirs).
|
|
long_option("aditi", aditi).
|
|
long_option("aditi-user", aditi_user).
|
|
|
|
%-----------------------------------------------------------------------------%
|
|
|
|
special_handler(grade, string(Grade), OptionTable0, Result) :-
|
|
( convert_grade_option(Grade, OptionTable0, OptionTable) ->
|
|
Result = ok(OptionTable)
|
|
;
|
|
string__append_list(["invalid grade `", Grade, "'"], Msg),
|
|
Result = error(Msg)
|
|
).
|
|
special_handler(profiling, bool(Value), OptionTable0, ok(OptionTable)) :-
|
|
map__set(OptionTable0, profile_time, bool(Value), OptionTable1),
|
|
map__set(OptionTable1, profile_calls, bool(Value), OptionTable2),
|
|
map__set(OptionTable2, profile_memory, bool(no), OptionTable3),
|
|
map__set(OptionTable3, profile_deep, bool(no), OptionTable).
|
|
special_handler(time_profiling, none, OptionTable0, ok(OptionTable)) :-
|
|
map__set(OptionTable0, profile_time, bool(yes), OptionTable1),
|
|
map__set(OptionTable1, profile_calls, bool(yes), OptionTable2),
|
|
map__set(OptionTable2, profile_memory, bool(no), OptionTable3),
|
|
map__set(OptionTable3, profile_deep, bool(no), OptionTable).
|
|
special_handler(memory_profiling, none, OptionTable0, ok(OptionTable)) :-
|
|
map__set(OptionTable0, profile_time, bool(no), OptionTable1),
|
|
map__set(OptionTable1, profile_calls, bool(yes), OptionTable2),
|
|
map__set(OptionTable2, profile_memory, bool(yes), OptionTable3),
|
|
map__set(OptionTable3, profile_deep, bool(no), OptionTable).
|
|
special_handler(deep_profiling, none, OptionTable0, ok(OptionTable)) :-
|
|
map__set(OptionTable0, profile_time, bool(yes), OptionTable1),
|
|
map__set(OptionTable1, profile_calls, bool(no), OptionTable2),
|
|
map__set(OptionTable2, profile_memory, bool(no), OptionTable3),
|
|
map__set(OptionTable3, profile_deep, bool(yes), OptionTable).
|
|
special_handler(debug, bool(Value), OptionTable0, ok(OptionTable)) :-
|
|
map__set(OptionTable0, stack_trace, bool(Value), OptionTable1),
|
|
map__set(OptionTable1, require_tracing, bool(Value), OptionTable).
|
|
special_handler(inlining, bool(Value), OptionTable0, ok(OptionTable)) :-
|
|
map__set(OptionTable0, inline_simple, bool(Value), OptionTable1),
|
|
map__set(OptionTable1, inline_single_use, bool(Value), OptionTable2),
|
|
(
|
|
Value = yes,
|
|
map__set(OptionTable2, inline_compound_threshold,
|
|
int(10), OptionTable)
|
|
;
|
|
Value = no,
|
|
map__set(OptionTable2, inline_compound_threshold,
|
|
int(0), OptionTable)
|
|
).
|
|
special_handler(everything_in_one_c_function, none, OptionTable0,
|
|
ok(OptionTable)) :-
|
|
map__set(OptionTable0, procs_per_c_function, int(0),
|
|
OptionTable).
|
|
special_handler(reclaim_heap_on_failure, bool(Value), OptionTable0,
|
|
ok(OptionTable)) :-
|
|
map__set(OptionTable0, reclaim_heap_on_semidet_failure, bool(Value),
|
|
OptionTable1),
|
|
map__set(OptionTable1, reclaim_heap_on_nondet_failure, bool(Value),
|
|
OptionTable).
|
|
special_handler(strict_sequential, none, OptionTable0, ok(OptionTable)) :-
|
|
override_options([
|
|
reorder_conj - bool(no),
|
|
reorder_disj - bool(no),
|
|
fully_strict - bool(yes)
|
|
], OptionTable0, OptionTable).
|
|
special_handler(inhibit_warnings, bool(Inhibit), OptionTable0, ok(OptionTable))
|
|
:-
|
|
bool__not(Inhibit, Enable),
|
|
override_options([
|
|
inhibit_accumulator_warnings - bool(Inhibit),
|
|
warn_singleton_vars - bool(Enable),
|
|
warn_overlapping_scopes - bool(Enable),
|
|
warn_det_decls_too_lax - bool(Enable),
|
|
warn_nothing_exported - bool(Enable),
|
|
warn_interface_imports - bool(Enable),
|
|
warn_missing_opt_files - bool(Enable),
|
|
warn_missing_trans_opt_files - bool(Enable),
|
|
warn_missing_trans_opt_deps - bool(Enable),
|
|
warn_simple_code - bool(Enable),
|
|
warn_missing_module_name - bool(Enable),
|
|
warn_wrong_module_name - bool(Enable)
|
|
], OptionTable0, OptionTable).
|
|
special_handler(infer_all, bool(Infer), OptionTable0, ok(OptionTable)) :-
|
|
override_options([
|
|
infer_types - bool(Infer),
|
|
infer_modes - bool(Infer),
|
|
infer_det - bool(Infer)
|
|
], OptionTable0, OptionTable).
|
|
special_handler(opt_space, none, OptionTable0, ok(OptionTable)) :-
|
|
opt_space(OptionSettingsList),
|
|
override_options(OptionSettingsList, OptionTable0, OptionTable).
|
|
special_handler(opt_level, int(N0), OptionTable0, ok(OptionTable)) :-
|
|
( N0 > 6 ->
|
|
N = 6
|
|
; N0 < -1 ->
|
|
N = -1
|
|
;
|
|
N = N0
|
|
),
|
|
set_opt_level(N, OptionTable0, OptionTable).
|
|
|
|
:- pred set_opt_level(int, option_table, option_table).
|
|
:- mode set_opt_level(in, in, out) is det.
|
|
|
|
set_opt_level(N, OptionTable0, OptionTable) :-
|
|
%
|
|
% first reset all optimizations to their default
|
|
% (the default should be all optimizations off)
|
|
%
|
|
option_defaults_2(optimization_option, OptimizationDefaults),
|
|
override_options(OptimizationDefaults, OptionTable0, OptionTable1),
|
|
%
|
|
% next enable the optimization levels from 0 up to N.
|
|
%
|
|
enable_opt_levels(0, N, OptionTable1, OptionTable).
|
|
|
|
:- pred enable_opt_levels(int, int, option_table, option_table).
|
|
:- mode enable_opt_levels(in, in, in, out) is det.
|
|
|
|
enable_opt_levels(N0, N, OptionTable0, OptionTable) :-
|
|
( N0 > N ->
|
|
OptionTable = OptionTable0
|
|
; opt_level(N0, OptionTable0, OptionSettingsList) ->
|
|
override_options(OptionSettingsList, OptionTable0,
|
|
OptionTable1),
|
|
N1 is N0 + 1,
|
|
enable_opt_levels(N1, N, OptionTable1, OptionTable)
|
|
;
|
|
error("Unknown optimization level")
|
|
).
|
|
|
|
:- pred override_options(list(pair(option, option_data)),
|
|
option_table, option_table).
|
|
:- mode override_options(in, in, out) is det.
|
|
|
|
override_options([], OptionTable, OptionTable).
|
|
override_options([Option - Value | Settings], OptionTable0, OptionTable) :-
|
|
map__set(OptionTable0, Option, Value, OptionTable1),
|
|
override_options(Settings, OptionTable1, OptionTable).
|
|
|
|
%-----------------------------------------------------------------------------%
|
|
|
|
:- pred opt_space(list(pair(option, option_data))::out) is det.
|
|
|
|
opt_space([
|
|
optimize_dead_procs - bool(yes),
|
|
optimize_labels - bool(yes),
|
|
optimize_dups - bool(yes),
|
|
optimize_fulljumps - bool(no),
|
|
inline_alloc - bool(no),
|
|
use_macro_for_redo_fail - bool(no)
|
|
]).
|
|
|
|
%-----------------------------------------------------------------------------%
|
|
|
|
:- pred opt_level(int::in, option_table::in,
|
|
list(pair(option, option_data))::out) is semidet.
|
|
|
|
% Optimization level -1:
|
|
% Generate totally unoptimized code; turns off ALL optimizations that
|
|
% can be turned off, including HLDS->HLDS, HLDS->LLDS, LLDS->LLDS, LLDS->C,
|
|
% and C->object optimizations.
|
|
% (However, there are some optimizations that can't be disabled.)
|
|
|
|
% Optimization level 0: aim to minimize overall compilation time.
|
|
% XXX I just guessed. We should run lots of experiments.
|
|
|
|
opt_level(0, _, [
|
|
common_data - bool(yes),
|
|
optimize - bool(yes),
|
|
optimize_repeat - int(1),
|
|
optimize_peep - bool(yes),
|
|
static_ground_terms - bool(yes),
|
|
smart_indexing - bool(yes),
|
|
optimize_jumps - bool(yes),
|
|
optimize_labels - bool(yes),
|
|
excess_assign - bool(yes) % ???
|
|
]).
|
|
|
|
% Optimization level 1: apply optimizations which are cheap and
|
|
% have a good payoff while still keeping compilation time small
|
|
|
|
opt_level(1, OptionTable, [
|
|
c_optimize - bool(yes), % XXX we want `gcc -O1'
|
|
optimize_frames - bool(yes),
|
|
optimize_delay_slot - bool(DelaySlot),
|
|
follow_vars - bool(yes),
|
|
middle_rec - bool(yes),
|
|
emit_c_loops - bool(yes)
|
|
% dups?
|
|
]) :-
|
|
getopt__lookup_bool_option(OptionTable, have_delay_slot, DelaySlot).
|
|
|
|
% Optimization level 2: apply optimizations which have a good
|
|
% payoff relative to their cost; but include optimizations
|
|
% which are more costly than with -O1
|
|
|
|
opt_level(2, _, [
|
|
optimize_fulljumps - bool(yes),
|
|
optimize_repeat - int(3),
|
|
optimize_dups - bool(yes),
|
|
optimize_dead_procs - bool(yes),
|
|
follow_code - bool(yes),
|
|
inline_simple - bool(yes),
|
|
inline_single_use - bool(yes),
|
|
inline_compound_threshold - int(10),
|
|
common_struct - bool(yes),
|
|
user_guided_type_specialization
|
|
- bool(yes),
|
|
/****
|
|
% XXX optimize_duplicate_calls is broken --
|
|
% it doesn't take type information into account.
|
|
% See tests/hard_coded/dupcall_types_bug.m.
|
|
% We should re-enable the optimization only
|
|
% when we have fixed that bug.
|
|
optimize_duplicate_calls - bool(yes),
|
|
****/
|
|
simple_neg - bool(yes),
|
|
|
|
optimize_rl - bool(yes),
|
|
optimize_rl_index - bool(yes),
|
|
detect_rl_streams - bool(yes)
|
|
]).
|
|
|
|
% Optimization level 3: apply optimizations which usually have a good
|
|
% payoff even if they increase compilation time quite a bit
|
|
|
|
opt_level(3, _, [
|
|
%%% optimize_copyprop - bool(yes),
|
|
optimize_saved_vars - bool(yes),
|
|
optimize_unused_args - bool(yes),
|
|
optimize_higher_order - bool(yes),
|
|
deforestation - bool(yes),
|
|
constant_propagation - bool(yes),
|
|
% Disabled until a bug in extras/trailed_update/var.m is resolved.
|
|
%introduce_accumulators - bool(yes),
|
|
optimize_repeat - int(4)
|
|
]).
|
|
|
|
% Optimization level 4: apply optimizations which may have some
|
|
% payoff even if they increase compilation time quite a bit
|
|
|
|
% Currently this enables value_number
|
|
% and increases the inlining thresholds
|
|
|
|
opt_level(4, _, [
|
|
optimize_value_number - bool(yes),
|
|
inline_simple_threshold - int(8),
|
|
inline_compound_threshold - int(20)
|
|
]).
|
|
|
|
% Optimization level 5: apply optimizations which may have some
|
|
% payoff even if they increase compilation time a lot
|
|
|
|
% Currently this enables pred_value_number
|
|
% and runs a second pass of value numbering
|
|
|
|
opt_level(5, _, [
|
|
pred_value_number - bool(yes),
|
|
optimize_repeat - int(5),
|
|
optimize_vnrepeat - int(2),
|
|
inline_compound_threshold - int(100)
|
|
]).
|
|
|
|
% Optimization level 6: apply optimizations which may have any
|
|
% payoff even if they increase compilation time to completely
|
|
% unreasonable levels
|
|
|
|
% Currently this sets `everything_in_one_c_function', which causes
|
|
% the compiler to put everything in the one C function and treat
|
|
% calls to predicates in the same module as local.
|
|
% We also enable inlining of GC_malloc(), redo(), and fail().
|
|
|
|
opt_level(6, _, [
|
|
procs_per_c_function - int(0), % everything in one C function
|
|
inline_alloc - bool(yes),
|
|
use_macro_for_redo_fail - bool(yes)
|
|
]).
|
|
|
|
%-----------------------------------------------------------------------------%
|
|
|
|
options_help -->
|
|
io__write_string("\t-?, -h, --help\n"),
|
|
io__write_string("\t\tPrint this usage message.\n"),
|
|
options_help_warning,
|
|
options_help_verbosity,
|
|
options_help_output,
|
|
options_help_aux_output,
|
|
options_help_semantics,
|
|
options_help_termination,
|
|
options_help_compilation_model,
|
|
options_help_code_generation,
|
|
options_help_optimization,
|
|
options_help_hlds_hlds_optimization,
|
|
options_help_hlds_llds_optimization,
|
|
options_help_llds_llds_optimization,
|
|
options_help_rl_rl_optimization,
|
|
options_help_output_optimization,
|
|
options_help_object_optimization,
|
|
options_help_link,
|
|
options_help_misc.
|
|
|
|
:- pred options_help_warning(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_warning -->
|
|
io__write_string("\nWarning Options:\n"),
|
|
write_tabbed_lines([
|
|
"-w, --inhibit-warnings",
|
|
"\tDisable all warning messages.",
|
|
"--halt-at-warn",
|
|
"\tThis option causes the compiler to treat all ",
|
|
"\twarnings as if they were errors. This means that",
|
|
"\tif any warning is issued, the compiler will not",
|
|
"\tgenerate code --- instead, it will return a",
|
|
"\tnon-zero exit status.",
|
|
"--halt-at-syntax-errors",
|
|
"\tThis option causes the compiler to halt immediately",
|
|
"\tafter syntax checking and not do any semantic checking",
|
|
"\tif it finds any syntax errors in the program.",
|
|
"--inhibit-accumulator-warnings",
|
|
"\tDon't warn about argument order rearrangement caused",
|
|
"\tby --introduce-accumulators.",
|
|
"--no-warn-singleton-variables",
|
|
"\tDon't warn about variables which only occur once.",
|
|
"--no-warn-overlapping-scopes",
|
|
"\tDon't warn about variables which occur in overlapping scopes.",
|
|
"--no-warn-det-decls-too-lax",
|
|
"\tDon't warn about determinism declarations",
|
|
"\twhich could have been stricter.",
|
|
"--no-warn-nothing-exported",
|
|
"\tDon't warn about modules which export nothing.",
|
|
"--warn-unused-args",
|
|
"\tWarn about predicate arguments which are not used.",
|
|
"--warn-interface-imports",
|
|
"\tWarn about modules imported in the interface, but",
|
|
"\twhich are not used in the interface.",
|
|
"--no-warn-missing-opt-files",
|
|
"\tDisable warnings about `.opt' files which cannot be opened.",
|
|
"--warn-missing-trans-opt-files",
|
|
"\tEnable warnings about `.trans_opt' files which cannot",
|
|
"\tbe opened.",
|
|
"--no-warn-missing-trans-opt-deps",
|
|
"\tDisable warnings produced when the information required",
|
|
"\tto allow `.trans_opt' files to be read when creating other",
|
|
"\t`.trans_opt' files has been lost. The information can be",
|
|
"\trecreated by running `mmake <mainmodule>.depend'",
|
|
"--warn-non-stratification",
|
|
"\tWarn about possible non-stratification in the module.",
|
|
"\tNon-stratification occurs when a predicate/function can call",
|
|
"\titself negatively through some path along its call graph.",
|
|
"--no-warn-simple-code",
|
|
"\tDisable warnings about constructs which are so",
|
|
"\tsimple that they are likely to be programming errors.",
|
|
"--warn-duplicate-calls",
|
|
"\tWarn about multiple calls to a predicate with the",
|
|
"\tsame input arguments.",
|
|
"--no-warn-missing-module-name",
|
|
"\tDisable warnings for modules that do no start with",
|
|
"\ta `:- module' declaration.",
|
|
"--no-warn-wrong-module-name",
|
|
"\tDisable warnings for modules whose `:- module'",
|
|
"\tdeclaration does not match the module's file name."
|
|
]).
|
|
|
|
:- pred options_help_verbosity(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_verbosity -->
|
|
io__write_string("\nVerbosity Options:\n"),
|
|
write_tabbed_lines([
|
|
"-v, --verbose",
|
|
"\tOutput progress messages at each stage in the compilation.",
|
|
"-V, --very_verbose",
|
|
"\tOutput very verbose progress messages.",
|
|
"-E, --verbose-error-messages",
|
|
"\tExplain error messages. Asks the compiler to give you a more",
|
|
"\tdetailed explanation of any errors it finds in your program.",
|
|
"-S, --statistics",
|
|
"\tOutput messages about the compiler's time/space usage.",
|
|
"\tAt the moment this option implies `--no-trad-passes', so you get",
|
|
"\tinformation at the boundaries between phases of the compiler.",
|
|
"-T, --debug-types",
|
|
"\tOutput detailed debugging traces of the type checking.",
|
|
"-N, --debug-modes",
|
|
"\tOutput detailed debugging traces of the mode checking.",
|
|
"--debug-det, --debug-determinism",
|
|
"\tOutput detailed debugging traces of determinism analysis.",
|
|
"--debug-opt",
|
|
"\tOutput detailed debugging traces of the optimization process.",
|
|
"--debug-vn <n>",
|
|
"\tOutput detailed debugging traces of the value numbering",
|
|
"\toptimization pass. The different bits in the number",
|
|
"\targument of this option control the printing of",
|
|
"\tdifferent types of tracing messages.",
|
|
"--debug-pd",
|
|
"\tOutput detailed debugging traces of the partial",
|
|
"\tdeduction and deforestation process.",
|
|
"--debug-rl-gen",
|
|
"\tOutput detailed debugging traces of Aditi-RL code generation.",
|
|
"--debug-rl-opt",
|
|
"\tOutput detailed debugging traces of Aditi-RL optimization."
|
|
]).
|
|
|
|
:- pred options_help_output(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_output -->
|
|
io__write_string("\nOutput Options:\n"),
|
|
write_tabbed_lines([
|
|
"These options are mutually exclusive.",
|
|
"Only the first one specified will apply.",
|
|
"If none of these options are specified, the default action",
|
|
"is to link the named modules to produce an executable.\n",
|
|
"-M, --generate-dependencies",
|
|
"\tOutput `Make'-style dependencies for the module",
|
|
"\tand all of its dependencies to `<module>.dep'.",
|
|
"--generate-module-order",
|
|
"\tOutput the strongly connected components of the module",
|
|
"\tdependency graph in top-down order to `<module>.order'.",
|
|
"\tImplies --generate-dependencies.",
|
|
"-i, --make-int, --make-interface",
|
|
"\tWrite the module interface to `<module>.int',",
|
|
"\tand write the short interface to `<module>.int2'",
|
|
"\tThis option should only be used by mmake.",
|
|
"--make-priv-int, --make-private-interface",
|
|
"\tWrite the private interface to `<module>.int0'.",
|
|
"\tThis option should only be used by mmake.",
|
|
"--make-short-int, --make-short-interface",
|
|
"\tWrite the unqualified short interface to `<module>.int3'.",
|
|
"\tThis option should only be used by mmake.",
|
|
"--make-opt-int, --make-optimization-interface",
|
|
"\tWrite inter-module optimization information to",
|
|
"\t`<module>.opt'.",
|
|
"\tThis option should only be used by mmake.",
|
|
"--make-trans-opt",
|
|
"--make-transitive-optimization-interface",
|
|
"\tOutput transitive optimization information",
|
|
"\tinto the `<module>.trans_opt' file.",
|
|
"\tThis option should only be used by mmake.",
|
|
"-G, --convert-to-goedel",
|
|
"\tConvert to Goedel. Output to file `<module>.loc'.",
|
|
"\tNote that some Mercury language constructs cannot",
|
|
"\t(easily) be translated into Goedel.",
|
|
"-P, --convert-to-mercury",
|
|
"\tConvert to Mercury. Output to file `<module>.ugly'",
|
|
"\tThis option acts as a Mercury ugly-printer.",
|
|
"-t, --typecheck-only",
|
|
"\tJust check that the code is syntactically correct and",
|
|
"\ttype-correct. Don't check modes or determinism,",
|
|
"\tand don't generate any code.",
|
|
"-e, --errorcheck-only",
|
|
"\tCheck the module for errors, but do not generate any code.",
|
|
"-C, --compile-to-c",
|
|
"\tGenerate C code in `<module>.c', but not object code.",
|
|
"-c, --compile-only",
|
|
"\tGenerate C code in `<module>.c' and object code in `<module>.o'",
|
|
"\tbut do not attempt to link the named modules.",
|
|
"--aditi-only",
|
|
"\tWrite Aditi-RL bytecode to `<module>.rlo' and",
|
|
"\tdo not compile to C.",
|
|
"--output-grade-string",
|
|
"\tCompute the grade of the library to link with based on",
|
|
"\tthe command line options, and print it to the standard",
|
|
"\toutput."
|
|
]).
|
|
|
|
:- pred options_help_aux_output(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_aux_output -->
|
|
io__write_string("\nAuxiliary Output Options:\n"),
|
|
write_tabbed_lines([
|
|
"--no-assume-gmake",
|
|
"\tWhen generating `.dep' files, generate Makefile",
|
|
"\tfragments that use only the features of standard make;",
|
|
"\tdo not assume the availability of GNU Make extensions.",
|
|
"--trace {minimum, shallow, deep, default}",
|
|
"\tGenerate code that includes the specified level",
|
|
"\tof execution tracing.",
|
|
"\tSee the Debugging chapter of the Mercury User's Guide",
|
|
"\tfor details.",
|
|
"--no-trace-internal",
|
|
"\tDo not generate code for internal events even if the trace",
|
|
"\tlevel is deep.",
|
|
"--no-trace-return",
|
|
"\tDo not generate trace information for call return sites.",
|
|
"\tPrevents the printing of the values of variables in ancestors",
|
|
"\tof the current call.",
|
|
"--no-trace-redo",
|
|
"\tDo not generate code to trace REDO events.",
|
|
"--trace-optimized",
|
|
"\tDo not disable optimizations that can change the trace.",
|
|
% --trace-decl is commented out in the absence of runtime support
|
|
% "--trace-decl",
|
|
% "\tMake the generated tracing code include support for an",
|
|
% "\texperimental declarative debugger.",
|
|
"--stack-trace-higher-order",
|
|
"\tEnable stack traces through predicates and functions with",
|
|
"\thigher-order arguments, even if stack tracing is not",
|
|
"\tsupported in general.",
|
|
"--generate-bytecode",
|
|
"\tOutput a bytecode form of the module for use",
|
|
"\tby an experimental debugger.",
|
|
"--generate-prolog",
|
|
"\tConvert the program to Prolog. Output to file `<module>.pl'",
|
|
"\tor `<module>.nl' (depending on the dialect).",
|
|
"--prolog-dialect {sicstus,nu}",
|
|
"\tTarget the named dialect if generating Prolog code.",
|
|
"--no-line-numbers",
|
|
"\tDo not put source line numbers in the generated code.",
|
|
"\tThe generated code may be in C (the usual case),",
|
|
"\tin Goedel (with the option --convert-to-goedel)",
|
|
"\tor in Mercury (with the option --convert-to-mercury).",
|
|
"--auto-comments",
|
|
"\tOutput comments in the `<module>.c' file.",
|
|
"\t(The code may be easier to understand if you also",
|
|
"\tuse the `--no-llds-optimize' option.)",
|
|
"--show-dependency-graph",
|
|
"\tWrite out the dependency graph to `<module>.dependency_graph'.",
|
|
"-d <n>, --dump-hlds <stage number or name>",
|
|
"\tDump the HLDS (high level intermediate representation) after",
|
|
"\tthe specified stage to `<module>.hlds_dump.<num>-<name>'.",
|
|
"\tStage numbers range from 1-99.",
|
|
"\tMultiple dump options accumulate.",
|
|
% This option is for developers only
|
|
% "-D, --dump-hlds-alias <dump-alias>",
|
|
% "\tWith `--dump-hlds', include extra detail in the dump.",
|
|
% "\tEach dump alias is shorthand for a set of option letters.",
|
|
% "\tThe list of aliases is in handle_options.m",
|
|
"--dump-hlds-options <options>",
|
|
"\tWith `--dump-hlds', include extra detail in the dump.",
|
|
"\tEach type of detail is included in the dump if its",
|
|
"\tcorresponding letter occurs in the option argument",
|
|
"\t(see the Mercury User's Guide for details).",
|
|
"--dump-mlds <stage number or name>",
|
|
"\tDump the MLDS (medium level intermediate representation) after",
|
|
"\tthe specified stage to `<module>.mlds_dump.<num>-<name>'.",
|
|
"\tStage numbers range from 1-99.",
|
|
"\tMultiple dump options accumulate.",
|
|
"--dump-rl",
|
|
"\tOutput a human readable form of the compiler's internal",
|
|
"\trepresentation of the generated Aditi-RL code to",
|
|
"\t`<module>.rl_dump'.",
|
|
"--dump-rl-bytecode",
|
|
"\tOutput a human readable representation of the generated",
|
|
"\tAditi-RL bytecodes to `<module>.rla'.",
|
|
"\tAditi-RL bytecodes are directly executed by the Aditi system.",
|
|
"--generate-schemas",
|
|
"\tOutput schema strings for Aditi base relations",
|
|
"\tto `<module>.base_schema' and for Aditi derived",
|
|
"\trelations to `<module>.derived_schema'.",
|
|
"\tA schema string is a representation of the types",
|
|
"\tof a relation."
|
|
]).
|
|
|
|
:- pred options_help_semantics(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_semantics -->
|
|
io__write_string("\nLanguage semantics options:\n"),
|
|
io__write_string("(See the Mercury language reference manual for detailed explanations.)\n"),
|
|
write_tabbed_lines([
|
|
"--no-reorder-conj",
|
|
"\tExecute conjunctions left-to-right except where the modes imply",
|
|
"\tthat reordering is unavoidable.",
|
|
"--no-reorder-disj",
|
|
"\tExecute disjunctions strictly left-to-right.",
|
|
"--fully-strict",
|
|
"\tDon't optimize away loops or calls to error/1.",
|
|
"--infer-types",
|
|
"\tIf there is no type declaration for a predicate or function,",
|
|
"\ttry to infer the type, rather than just reporting an error.",
|
|
"--infer-modes",
|
|
"\tIf there is no mode declaration for a predicate,",
|
|
"\ttry to infer the modes, rather than just reporting an error.",
|
|
|
|
"--no-infer-det, --no-infer-determinism",
|
|
"\tIf there is no determinism declaration for a procedure,",
|
|
"\tdon't try to infer the determinism, just report an error.",
|
|
"--type-inference-iteration-limit <n>",
|
|
"\tPerform at most <n> passes of type inference (default: 60).",
|
|
"--mode-inference-iteration-limit <n>",
|
|
"\tPerform at most <n> passes of mode inference (default: 30)."
|
|
]).
|
|
|
|
|
|
:- pred options_help_termination(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_termination -->
|
|
io__write_string("\nTermination Analysis Options:\n"),
|
|
write_tabbed_lines([
|
|
"--enable-term, --enable-termination",
|
|
"\tAnalyse each predicate to discover if it terminates.",
|
|
"--chk-term, --check-term, --check-termination",
|
|
"\tEnable termination analysis, and emit warnings for some",
|
|
"\tpredicates or functions that cannot be proved to terminate. In",
|
|
"\tmany cases where the compiler is unable to prove termination",
|
|
"\tthe problem is either a lack of information about the",
|
|
"\ttermination properties of other predicates, or because language",
|
|
"\tconstructs (such as higher order calls) were used which could",
|
|
"\tnot be analysed. In these cases the compiler does not emit a",
|
|
"\twarning of non-termination, as it is likely to be spurious.",
|
|
"--verb-chk-term, --verb-check-term, --verbose-check-termination",
|
|
"\tEnable termination analysis, and emit warnings for all",
|
|
"\tpredicates or functions that cannot be proved to terminate.",
|
|
"--term-single-arg <n>, --termination-single-argument-analysis <n>",
|
|
"\tWhen performing termination analysis, try analyzing",
|
|
"\trecursion on single arguments in strongly connected",
|
|
"\tcomponents of the call graph that have up to <n> procedures.",
|
|
"\tSetting this limit to zero disables single argument analysis.",
|
|
"--termination-norm {simple, total, num-data-elems}",
|
|
"\tThe norm defines how termination analysis measures the size",
|
|
"\tof a memory cell. The `simple' norm says that size is always",
|
|
"\tone. The `total' norm says that it is the number of words",
|
|
"\tin the cell. The `num-data-elems' norm says that it is the",
|
|
"\tnumber of words in the cell that contain something other",
|
|
"\tthan pointers to cells of the same type.",
|
|
"--term-err-limit <n>, --termination-error-limit <n>",
|
|
"\tPrint at most <n> reasons for any single termination error",
|
|
"\t(default: 3).",
|
|
"--term-path-limit <n>, --termination-path-limit <n>",
|
|
"\tPerform termination analysis only on predicates",
|
|
"\twith at most <n> paths (default: 256)."
|
|
]).
|
|
|
|
|
|
:- pred options_help_compilation_model(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_compilation_model -->
|
|
io__write_string("\nCompilation model options:\n"),
|
|
write_tabbed_lines([
|
|
"The following compilation options affect the generated",
|
|
"code in such a way that the entire program must be",
|
|
"compiled with the same setting of these options,",
|
|
"and it must be linked to a version of the Mercury",
|
|
"library which has been compiled with the same setting.",
|
|
"-s <grade>, --grade <grade>",
|
|
"\tSelect the compilation model. The <grade> should be one of",
|
|
"\t`none', `reg', `jump', `asm_jump', `fast', `asm_fast', `hlc'",
|
|
% These grades (hl, hl_nest, and hlc_nest) are not yet documented, because
|
|
% the --high-level-data option is not yet implemented,
|
|
% and the --gcc-nested-functions option is not yet documented.
|
|
% "\t`hl', `hl_nest', `hlc_nest'",
|
|
"\tor one of those with `.gc', `.prof', `.proftime',",
|
|
"\t`.profcalls', `.tr', `.sa', `.debug', and/or `.pic_reg'",
|
|
"\tappended (in that order).",
|
|
"\tDepending on your particular installation, only a subset",
|
|
"\tof these possible grades will have been installed.",
|
|
"\tAttempting to use a grade which has not been installed",
|
|
"\twill result in an error at link time.",
|
|
"--gcc-global-registers\t\t(grades: reg, fast, asm_fast)",
|
|
"--no-gcc-global-registers\t(grades: none, jump, asm_jump)",
|
|
"\tSpecify whether or not to use GNU C's",
|
|
"\tglobal register variables extension.",
|
|
"\tThis option is ignored if the `--high-level-code' option is enabled.",
|
|
"--gcc-non-local-gotos\t\t(grades: jump, fast, asm_jump, asm_fast)",
|
|
"--no-gcc-non-local-gotos\t(grades: none, reg)",
|
|
"\tSpecify whether or not to use GNU C's",
|
|
"\t""labels as values"" extension.",
|
|
"\tThis option is ignored if the `--high-level-code' option is enabled.",
|
|
"--asm-labels\t\t\t(grades: asm_jump, asm_fast)",
|
|
"--no-asm-labels\t\t\t(grades: none, reg, jump, fast)",
|
|
"\tSpecify whether or not to use GNU C's",
|
|
"\tasm extensions for inline assembler labels.",
|
|
"\tThis option is ignored if the `--high-level-code' option is enabled.",
|
|
% These grades (hl, hl_nest, and hlc_nest) are not yet documented, because
|
|
% the --high-level-data option is not yet implemented,
|
|
% and the --gcc-nested-functions option is not yet documented.
|
|
% "-H, --high-level-code\t\t\t(grades: hl, hlc, hl_nest, hlc_nest)",
|
|
"-H, --high-level-code\t\t\t(grades: hlc)",
|
|
"\tUse an alternative back-end that generates high-level C code",
|
|
"\trather than the very low-level C code that is generated by our",
|
|
"\toriginal back-end.",
|
|
% The --high-level-data option is not yet documented,
|
|
% because it is not yet implemented
|
|
% "--high-level-data\t\t\t(grades: hl, hl_nest)",
|
|
% "\tUse an alternative higher-level data representation.",
|
|
% The --high-level option is not yet documented,
|
|
% because --high-level-data is not yet implemented
|
|
% "--high-level\t\t\t(grades: hl, hl_nest)",
|
|
% "\tAn abbreviation for `--high-level-code --high-level-data'.",
|
|
% The --gcc-nested-functions option is not yet documented,
|
|
% because it has not been thoroughly tested, and it is
|
|
% probably not very useful.
|
|
% "--gcc-nested-functions\t\t(grades: hl_nest, hlc_nest)",
|
|
% "\tSpecify whether or not to use GNU C's nested functions extension.",
|
|
% "\tThis option is ignored if the `--high-level-code' option is not enabled.",
|
|
"--gc {none, conservative, accurate}",
|
|
"--garbage-collection {none, conservative, accurate}",
|
|
"\t\t\t\t(`.gc' grades use `--gc conservative',",
|
|
"\t\t\t\tother grades use `--gc none'.)",
|
|
"\tSpecify which method of garbage collection to use",
|
|
"\t(default: conservative). `accurate' GC is not yet implemented.",
|
|
"\t`--high-level-code' requires `conservative' GC.",
|
|
"--use-trail\t\t\t(grade modifier: `.tr')",
|
|
"\tEnable use of a trail.",
|
|
"\tThis is necessary for interfacing with constraint solvers,",
|
|
"\tor for backtrackable destructive update.",
|
|
"-p, --profiling, --time-profiling",
|
|
"\t\t\t\t(grade modifier: `.prof')",
|
|
"\tEnable time and call profiling. Insert profiling hooks in the",
|
|
"\tgenerated code, and also output some profiling",
|
|
"\tinformation (the static call graph) to the file",
|
|
"\t`<module>.prof'.",
|
|
"--memory-profiling\t\t(grade modifier: `.memprof')",
|
|
"\tEnable memory and call profiling.",
|
|
/*****************
|
|
XXX The following options are not documented,
|
|
because they are currently not useful.
|
|
The idea was for you to be able to use --profile-calls
|
|
and --profile-time seperately, but that doesn't work
|
|
because compiling with --profile-time instead of
|
|
--profile-calls results in different code addresses,
|
|
so you can't combine the data from versions of
|
|
your program compiled with different options.
|
|
|
|
"--profile-calls\t\t(grade modifier: `.profcalls')",
|
|
"\tSimilar to `--profiling', except that only gathers",
|
|
"\tcall counts, not timing information.",
|
|
"\tUseful on systems where time profiling is not supported,",
|
|
"\tbut not as useful as `--memory-profiling'.",
|
|
"--profile-time\t\t(grade modifier: `.proftime')",
|
|
"\tSimilar to `--profiling', except that it only gathers",
|
|
"\ttiming information, not call counts.",
|
|
"--profile-memory\t\t(grade modifier: `.profmem')",
|
|
"\tSimilar to `--memory-profiling', except that it only gathers",
|
|
"\tmemory usage information, not call counts.",
|
|
********************/
|
|
"--debug\t\t\t\t(grade modifier: `.debug')",
|
|
"\tEnable Mercury-level debugging.",
|
|
"\tSee the Debugging chapter of the Mercury User's Guide",
|
|
"\tfor details.",
|
|
"--pic-reg\t\t\t(grade modifier: `.pic_reg')",
|
|
"[For Unix with intel x86 architecture only]",
|
|
"\tSelect a register usage convention that is compatible,",
|
|
"\twith position-independent code (gcc's `-fpic' option).",
|
|
"\tThis is necessary when using shared libraries on Intel x86",
|
|
"\tsystems running Unix. On other systems it has no effect."
|
|
]),
|
|
|
|
io__write_string("\n Developer compilation model options:\n"),
|
|
write_tabbed_lines([
|
|
"--tags {none, low, high}\t(This option is not for general use.)",
|
|
"\tSpecify whether to use the low bits or the high bits of ",
|
|
"\teach word as tag bits (default: low).",
|
|
% "\t\t`--tags none' implies `--num-tag-bits 0'.",
|
|
"--num-tag-bits <n>\t\t(This option is not for general use.)",
|
|
"\tUse <n> tag bits.",
|
|
|
|
% The --conf-low-tag-bits option is reserved for use
|
|
% by the `mmc' script; it is deliberately not documented.
|
|
|
|
% The --bits-per-word option is intended for use
|
|
% by the `mmc' script; it is deliberately not documented.
|
|
|
|
% The --bytes-per-word option is intended for use
|
|
% by the `mmc' script; it is deliberately not documented.
|
|
|
|
"--no-type-layout",
|
|
"(This option is not for general use.)",
|
|
"\tDon't output type_ctor_layout structures or references",
|
|
"\tto them. (The C code also needs to be compiled with",
|
|
"\t`-DNO_TYPE_LAYOUT').",
|
|
|
|
% This is a developer only option.
|
|
% "--basic-stack-layout",
|
|
% "(This option is not for general use.)",
|
|
% "\tGenerate the simple stack_layout structures required",
|
|
% "\tfor stack traces.",
|
|
|
|
% This is a developer only option.
|
|
% "--agc-stack-layout",
|
|
% "(This option is not for general use.)",
|
|
% "\tGenerate the stack_layout structures required for",
|
|
% "\taccurate garbage collection.",
|
|
|
|
% This is a developer only option.
|
|
% "--procid-stack-layout",
|
|
% "(This option is not for general use.)",
|
|
% "\tGenerate the stack_layout structures required for",
|
|
% "\tlooking up procedure identification information.",
|
|
|
|
% This is a developer only option.
|
|
% "--trace-stack-layout",
|
|
% "(This option is not for general use.)",
|
|
% "\tGenerate the stack_layout structures required for",
|
|
% "\texecution tracing.",
|
|
|
|
% This is a developer only option.
|
|
% "--body-typeinfo-liveness",
|
|
% "(This option is not for general use.)",
|
|
% For documentation, see the comment in the type declaration.
|
|
|
|
"--use-minimal-model",
|
|
"(This option is not for general use.)",
|
|
"\tEnable the use of minimal model tabling.",
|
|
|
|
"--unboxed-float",
|
|
"(This option is not for general use.)",
|
|
"\tDon't box floating point numbers.",
|
|
"\tThis assumes that a Mercury float will fit in a word.",
|
|
"\tThe C code needs to be compiled with `-UBOXED_FLOAT'.",
|
|
"\tIt may also need to be compiled with",
|
|
"\t`-DUSE_SINGLE_PREC_FLOAT', if double precision",
|
|
"\tfloats don't fit into a word."
|
|
]).
|
|
|
|
:- pred options_help_code_generation(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_code_generation -->
|
|
io__write_string("\nCode generation options:\n"),
|
|
write_tabbed_lines([
|
|
"--low-level-debug",
|
|
"\tEnables various low-level debugging stuff, that was in",
|
|
"\tthe distant past used to debug the low-level code generation.",
|
|
"\tYou don't want to use this option unless you are hacking",
|
|
"\tthe Mercury compiler itself (and probably not even then).",
|
|
"\tCauses the generated code to become VERY big and VERY",
|
|
"\tinefficient. Slows down compilation a LOT.",
|
|
|
|
"--no-trad-passes",
|
|
"\tThe default `--trad-passes' completely processes each predicate",
|
|
"\tbefore going on to the next predicate.",
|
|
"\tThis option tells the compiler",
|
|
"\tto complete each phase of code generation on all predicates",
|
|
"\tbefore going on the next phase on all predicates.",
|
|
% "\t--no-polymorphism",
|
|
% "\t\tDon't handle polymorphic types.",
|
|
% "\t\t(Generates slightly more efficient code, but stops",
|
|
% "\t\tpolymorphism from working except in special cases.)",
|
|
"--no-reclaim-heap-on-nondet-failure",
|
|
"\tDon't reclaim heap on backtracking in nondet code.",
|
|
"--no-reclaim-heap-on-semidet-failure",
|
|
"\tDon't reclaim heap on backtracking in semidet code.",
|
|
"--no-reclaim-heap-on-failure",
|
|
"\tCombines the effect of the two options above.",
|
|
|
|
"--cc <compiler-name>",
|
|
"\tSpecify which C compiler to use.",
|
|
"--c-include-directory <dir>",
|
|
"\tAppend <dir> to the list of directories to be searched for",
|
|
"\tC header files. Note that if you want to override",
|
|
"\tthis list, rather than append to it, then you can set the",
|
|
"\t`MERCURY_MC_ALL_C_INCL_DIRS' environment variable to a",
|
|
"\tsequence of `--c-include-directory' options.",
|
|
|
|
"--cflags <options>",
|
|
"\tSpecify options to be passed to the C compiler.",
|
|
% The --cflags-for-regs and --cflags-for-gotos options
|
|
% are reserved for use by the `mmc' script;
|
|
% they are deliberately not documented.
|
|
|
|
"--c-debug",
|
|
"\tEnable debugging of the generated C code.",
|
|
"\t(This has the same effect as",
|
|
"\t`--cflags ""-g"" --link-flags ""--no-strip""'.)",
|
|
|
|
"--c-flag-to-name-object-file <flag>",
|
|
"\tThe flag the C compiler uses to name object files.",
|
|
"\t('-o ' for gcc and '/Fo' for Visual C.)",
|
|
|
|
"--object-file-extension <extension>",
|
|
"\tThe extension used to signify object files.",
|
|
"\t('o' under unix and 'obj' under windows.)",
|
|
|
|
"--max-jump-table-size",
|
|
"\tThe maximum number of entries a jump table can have.",
|
|
"\tThe special value 0 indicates the table size is unlimited.",
|
|
"\tThis option can be useful to avoid exceeding fixed limits",
|
|
"\timposed by some C compilers.\n",
|
|
|
|
"--fact-table-max-array-size <n>",
|
|
"\tSpecify the maximum number of elements in a single",
|
|
"\t`:- pragma fact_table' data array (default: 1024).",
|
|
"--fact-table-hash-percent-full <percentage>",
|
|
"\tSpecify how full the `:- pragma fact_table' hash tables",
|
|
"\tshould be allowed to get. Given as an integer percentage",
|
|
"\t(valid range: 1 to 100, default: 90)."
|
|
|
|
% This option is not yet documented because the `--gcc-nested-functions' option
|
|
% is not documented.
|
|
% "--gcc-local-labels",
|
|
% "\tThis option has no effect unless both the `--high-level-code' option",
|
|
% "\tand the `--gcc-nested-functions' options are enabled.",
|
|
% "\tIf this option is enabled, the Mercury compiler will generate",
|
|
% "\tC code that uses GNU C's local labels extension to allow",
|
|
% "\tGNU C nested functions to exit into their containing function",
|
|
% "\tvia a `goto'.",
|
|
% "\tIf this option is not enabled, the default behaviour is to",
|
|
% "\tuse the standard ANSI/ISO C setjmp() and longjmp() functions."
|
|
]),
|
|
|
|
io__write_string("\n Code generation target options:\n"),
|
|
write_tabbed_lines([
|
|
"--branch-delay-slot\t\t(This option is not for general use.)",
|
|
"\tAssume that branch instructions have a delay slot.",
|
|
"--num-real-r-regs <n>\t\t(This option is not for general use.)",
|
|
"\tAssume registers r1 up to r<n> are real general purpose",
|
|
"\tregisters.",
|
|
"--num-real-f-regs <n>\t\t(This option is not for general use.)",
|
|
"\tAssume registers f1 up to f<n> are real floating point",
|
|
"\tregisters.",
|
|
"--num-real-r-temps <n>\t\t(This option is not for general use.)",
|
|
"\tAssume that <n> non-float temporaries will fit into",
|
|
"\treal machine registers.",
|
|
"--num-real-f-temps <n>\t\t(This option is not for general use.)",
|
|
"\tAssume that <n> float temporaries will fit into",
|
|
"\treal machine registers."
|
|
]).
|
|
|
|
:- pred options_help_optimization(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_optimization -->
|
|
io__write_string("\nOptimization Options:\n"),
|
|
write_tabbed_lines([
|
|
"-O <n>, --opt-level <n>, --optimization-level <n>",
|
|
"\tSet optimization level to <n>.",
|
|
"\tOptimization level -1 means no optimization",
|
|
"\twhile optimization level 6 means full optimization.",
|
|
% "\t\tFor a full description of each optimization level,",
|
|
% "\t\tsee the Mercury User's Guide.",
|
|
"--opt-space, --optimize-space",
|
|
"\tTurn on optimizations that reduce code size",
|
|
"\tand turn off optimizations that significantly",
|
|
"\tincrease code size.",
|
|
"--intermodule-optimization",
|
|
"\tPerform inlining and higher-order specialization of",
|
|
"\tthe code for predicates imported from other modules.",
|
|
"\tThis option must be set throughout the compilation process.",
|
|
"--trans-intermod-opt",
|
|
"--transitive-intermodule-optimization",
|
|
"\tImport the transitive intermodule optimization data.",
|
|
"\tThis data is imported from `<module>.trans_opt' files.",
|
|
"--use-opt-files",
|
|
"\tPerform inter-module optimization using any",
|
|
"\t`.opt' files which are already built,",
|
|
"\te.g. those for the standard library, but do",
|
|
"\tnot build any others.",
|
|
"--use-trans-opt-files",
|
|
"\tPerform inter-module optimization using any",
|
|
"\t`.trans_opt' files which are already built,",
|
|
"\te.g. those for the standard library, but do",
|
|
"\tnot build any others.",
|
|
"--split-c-files",
|
|
"\tGenerate each C function in its own C file,",
|
|
"\tso that the linker will optimize away unused code.",
|
|
"\tThis option significantly increases compilation time,",
|
|
"\tlink time, and intermediate disk space requirements,",
|
|
"\tbut in return reduces the size of the final",
|
|
"\texecutable, typically by about 10-20%.",
|
|
"\tThis option is only useful with `--procs-per-c-function 1'."
|
|
]).
|
|
|
|
:- pred options_help_hlds_hlds_optimization(io__state::di, io__state::uo)
|
|
is det.
|
|
|
|
options_help_hlds_hlds_optimization -->
|
|
io__write_string("\n High-level (HLDS -> HLDS) optimizations:\n"),
|
|
write_tabbed_lines([
|
|
"--no-inlining",
|
|
"\tDisable all forms of inlining.",
|
|
"--no-inline-simple",
|
|
"\tDisable the inlining of simple procedures.",
|
|
"--no-inline-single-use",
|
|
"\tDisable the inlining of procedures called only once.",
|
|
"--inline-compound-threshold <threshold>",
|
|
"\tInline a procedure if its size (measured roughly",
|
|
"\tin terms of the number of connectives in its internal form),",
|
|
"\tmultiplied by the number of times it is called,",
|
|
"\tis below the given threshold.",
|
|
"--inline-simple-threshold <threshold>",
|
|
"\tInline a procedure if its size is less than the",
|
|
"\tgiven threshold.",
|
|
"--intermod-inline-simple-threshold",
|
|
"\tSimilar to `--inline-simple-threshold', except used to",
|
|
"\tdetermine which predicates should be included in",
|
|
"\t`.opt' files. Note that changing this between writing",
|
|
"\tthe `.opt' file and compiling to C may cause link errors,",
|
|
"\tand too high a value may result in reduced performance.",
|
|
"--no-common-struct",
|
|
"\tDisable optimization of common term structures.",
|
|
"--no-common-goal",
|
|
"\tDisable optimization of common goals.",
|
|
"\tAt the moment this optimization",
|
|
"\tdetects only common deconstruction unifications.",
|
|
"\tDisabling this optimization reduces the class of predicates",
|
|
"\tthat the compiler considers to be deterministic.",
|
|
% "\t--constraint-propagation",
|
|
% "\t\tEnable the C-tranformation. (Doesn't work.)",
|
|
"--prev-code",
|
|
"\tMigrate into the start of branched goals.",
|
|
"--no-follow-code",
|
|
"\tDon't migrate into the end of branched goals.",
|
|
"--excess-assign",
|
|
"\tRemove excess assignment unifications.",
|
|
"--optimize-duplicate-calls",
|
|
"\tOptimize away multiple calls to a predicate",
|
|
"\twith the same input arguments.",
|
|
"--optimize-saved-vars",
|
|
"\tReorder goals to minimize the number of variables",
|
|
"\tthat have to be saved across calls.",
|
|
"--optimize-unused-args",
|
|
"\tRemove unused predicate arguments.",
|
|
"\tThis will cause the compiler to generate more",
|
|
"\tefficient code for many polymorphic predicates.",
|
|
"--intermod-unused-args",
|
|
"\tPerform unused argument removal across module boundaries.",
|
|
"\tThis option implies `--optimize-unused-args' and",
|
|
"\t`--intermodule-optimization'.",
|
|
|
|
"--optimize-higher-order",
|
|
"\tEnable specialization of higher-order predicates.",
|
|
"--type-specialization",
|
|
"\tEnable specialization of polymorphic predicates where the",
|
|
"\tpolymorphic types are known.",
|
|
"--user-guided-type-specialization",
|
|
"\tEnable specialization of polymorphic predicates for which",
|
|
"\tthere are `:- pragma type_spec' declarations.",
|
|
"--higher-order-size-limit",
|
|
"\tSet the maximum goal size of specialized versions created by",
|
|
"\t`--optimize-higher-order' and `--type-specialization'.",
|
|
"\tGoal size is measured as the number of calls, unifications",
|
|
"\tand branched goals.",
|
|
"--introduce-accumulators",
|
|
"\tAttempt to introduce accumulating variables into",
|
|
"\tprocedures, so as to make them tail recursive.",
|
|
"--optimize-constructor-last-call",
|
|
"\tEnable the optimization of ""last"" calls that are followed by",
|
|
"\tconstructor application.",
|
|
"--deforestation",
|
|
"\tEnable deforestation. Deforestation is a program",
|
|
"\ttransformation whose aim is to avoid the construction of",
|
|
"\tintermediate data structures and to avoid repeated traversals",
|
|
"\tover data structures within a conjunction.",
|
|
"--deforestation-depth-limit",
|
|
"\tSpecify a depth limit for the deforestation algorithm",
|
|
"\tin addition to the usual termination checks.",
|
|
"\tA value of -1 specifies no depth limit. The default is 4.",
|
|
"--deforestation-vars-threshold",
|
|
"\tSpecify a rough limit on the number of variables",
|
|
"\tin a procedure created by deforestation.",
|
|
"\tA value of -1 specifies no limit. The default is 200."
|
|
]).
|
|
|
|
:- pred options_help_hlds_llds_optimization(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_hlds_llds_optimization -->
|
|
io__write_string("\n Medium-level (HLDS -> LLDS) optimizations:\n"),
|
|
write_tabbed_lines([
|
|
"--no-smart-indexing",
|
|
"\tGenerate switches as a simple if-then-else chains;",
|
|
"\tdisable string hashing and integer table-lookup indexing.",
|
|
"--dense-switch-req-density <percentage>",
|
|
"\tThe jump table generated for an atomic switch",
|
|
"\tmust have at least this percentage of full slots (default: 25).",
|
|
"--lookup-switch-req-density <percentage>",
|
|
"\tThe jump table generated for an atomic switch",
|
|
"\tin which all the outputs are constant terms",
|
|
"\tmust have at least this percentage of full slots (default: 25).",
|
|
"--dense-switch-size <n>",
|
|
"\tThe jump table generated for an atomic switch",
|
|
"\tmust have at least this many entries (default: 4).",
|
|
"--lookup-switch-size <n>",
|
|
"\tThe lookup table generated for an atomic switch",
|
|
"\tmust have at least this many entries (default: 4).",
|
|
"--string-switch-size <n>",
|
|
"\tThe hash table generated for a string switch",
|
|
"\tmust have at least this many entries (default: 8).",
|
|
"--tag-switch-size <n>",
|
|
"\tThe number of alternatives in a tag switch",
|
|
"\tmust be at least this number (default: 3).",
|
|
"--try-switch-size <n>",
|
|
"\tThe number of alternatives in a try/retry chain switch",
|
|
"\tmust be at least this number (default: 3).",
|
|
"--binary-switch-size <n>",
|
|
"\tThe number of alternatives in a binary search switch",
|
|
"\tmust be at least this number (default: 4).",
|
|
"--no-static-ground-terms",
|
|
"\tDisable the optimization of constructing constant ground terms",
|
|
"\tat compile time and storing them as static constants.",
|
|
"\tNote that auxiliarity data structures created by the compiler",
|
|
"\tfor purposes such as debugging will still be created as",
|
|
"\tstatic constants.",
|
|
"--no-middle-rec",
|
|
"\tDisable the middle recursion optimization.",
|
|
"--no-simple-neg",
|
|
"\tDon't generate simplified code for simple negations.",
|
|
"--no-follow-vars",
|
|
"\tDon't optimize the assignment of registers in branched goals."
|
|
% "--no-allow-hijacks",
|
|
% "\tDo not generate code in which a procedure hijacks",
|
|
% "\ta nondet stack frame that possibly belongs to",
|
|
% "\tanother procedure invocation\n".
|
|
]).
|
|
|
|
:- pred options_help_llds_llds_optimization(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_llds_llds_optimization -->
|
|
io__write_string("\n Low-level (LLDS -> LLDS) optimizations:\n"),
|
|
write_tabbed_lines([
|
|
"--no-common-data",
|
|
"\tDisable optimization of common data structures.",
|
|
"--no-llds-optimize",
|
|
"\tDisable the low-level optimization passes.",
|
|
"--optimize-dead-procs",
|
|
"\tEnable dead predicate elimination.",
|
|
"--no-optimize-peep",
|
|
"\tDisable local peephole optimizations.",
|
|
"--no-optimize-jumps",
|
|
"\tDisable elimination of jumps to jumps.",
|
|
"--no-optimize-fulljumps",
|
|
"\tDisable elimination of jumps to ordinary code.",
|
|
"--checked-nondet-tailcalls",
|
|
"\tConvert nondet calls into tail calls whenever possible, even",
|
|
"\twhen this requires a runtime check. This option tries to",
|
|
"\tminimize stack consumption, possibly at the expense of speed.",
|
|
"--no-optimize-labels",
|
|
"\tDisable elimination of dead labels and code.",
|
|
"--optimize-dups",
|
|
"\tEnable elimination of duplicate code.",
|
|
%%% "--optimize-copyprop",
|
|
%%% "\tEnable the copy propagation optimization.",
|
|
"--optimize-value-number",
|
|
"\tPerform value numbering on extended basic blocks.",
|
|
"--no-optimize-frames",
|
|
"\tDisable stack frame optimizations.",
|
|
"--no-optimize-delay-slot",
|
|
"\tDisable branch delay slot optimizations.",
|
|
"--optimize-repeat <n>",
|
|
"\tIterate most optimizations at most <n> times (default: 3).",
|
|
"--optimize-vnrepeat <n>",
|
|
"\tIterate value numbering at most <n> times (default: 1).",
|
|
"--pred-value-number",
|
|
"\tExtend value numbering to entire predicates."
|
|
]).
|
|
|
|
:- pred options_help_rl_rl_optimization(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_rl_rl_optimization -->
|
|
io__write_string("\n Aditi-RL optimizations:\n"),
|
|
write_tabbed_lines([
|
|
"--optimize-rl",
|
|
"\tEnable the optimizations of Aditi-RL procedures",
|
|
"\tdescribed below.",
|
|
"\t--optimize-rl-invariants",
|
|
"\tOptimize loop invariants in Aditi-RL procedures.",
|
|
"\t--optimize-rl-index",
|
|
"\tUse indexing to optimize access to relations in Aditi-RL",
|
|
"\tprocedures.",
|
|
"\t--detect-rl-streams",
|
|
"\tDetect cases where intermediate results in Aditi-RL",
|
|
"\tprocedures do not need to be materialised."
|
|
/*
|
|
% This option is not yet used.
|
|
"--optimize-rl-cse",
|
|
"\tOptimize common subexpressions in Aditi-RL procedures.",
|
|
*/
|
|
]).
|
|
|
|
:- pred options_help_output_optimization(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_output_optimization -->
|
|
io__write_string("\n Output-level (LLDS -> C) optimizations:\n"),
|
|
write_tabbed_lines([
|
|
"--use-macro-for-redo-fail",
|
|
"\tEmit the fail or redo macro instead of a branch",
|
|
"\tto the fail or redo code in the runtime system.",
|
|
"\tThis produces slightly bigger but slightly faster code.",
|
|
"--no-emit-c-loops",
|
|
"\tUse only gotos, don't emit C loop constructs.",
|
|
"--procs-per-c-function <n>",
|
|
"\tPut the code for up to <n> Mercury",
|
|
"\tprocedures in a single C function. The default",
|
|
"\tvalue of <n> is one. Increasing <n> can produce",
|
|
"\tslightly more efficient code, but makes compilation slower.",
|
|
"--everything-in-one-c-function",
|
|
"\tThis option has the effect of putting the code for all",
|
|
"\tthe Mercury procedures in a single C function,",
|
|
"\twhich produces the most efficient code but tends to",
|
|
"\tseverely stress the C compiler on large modules."
|
|
]).
|
|
|
|
:- pred options_help_object_optimization(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_object_optimization -->
|
|
io__write_string("\n Object-level (C -> object code) optimizations:\n"),
|
|
write_tabbed_lines([
|
|
"\tNote that if you are using Mmake, you need to pass these",
|
|
"\toptions to `mgnuc' rather than to `mmc'.",
|
|
"--no-c-optimize",
|
|
"\tDon't enable the C compiler's optimizations.",
|
|
"--inline-alloc",
|
|
"\tInline calls to GC_malloc().",
|
|
"\tThis can improve performance a fair bit,",
|
|
"\tbut may significantly increase code size.",
|
|
"\tThis option has no effect if `--gc conservative'",
|
|
"\tis not set or if the C compiler is not GNU C."
|
|
]).
|
|
|
|
:- pred options_help_link(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_link -->
|
|
io__write_string("\nLink Options:\n"),
|
|
write_tabbed_lines([
|
|
"-o <filename>, --output-file <filename>",
|
|
"\tSpecify the name of the final executable.",
|
|
"\t(The default executable name is the same as the name",
|
|
"\tof the first module on the command line.)",
|
|
"--link-flags <options>",
|
|
"\tSpecify options to be passed to the linker.",
|
|
"-L <directory>, --library-directory <directory>",
|
|
"\tAppend <directory> to the list of directories in which",
|
|
"\tto search for libraries.",
|
|
"-l <library>, --library <library>",
|
|
"\tLink with the specified library.",
|
|
"--link-object <object-file>",
|
|
"\tLink with the specified object file."
|
|
]).
|
|
|
|
:- pred options_help_misc(io__state::di, io__state::uo) is det.
|
|
|
|
options_help_misc -->
|
|
io__write_string("\nMiscellaneous Options:\n"),
|
|
write_tabbed_lines([
|
|
"-I <dir>, --search-directory <dir>",
|
|
"\tAppend <dir> to the list of directories to be searched for",
|
|
"\timported modules.",
|
|
"--intermod-directory <dir>",
|
|
"\tAdd <dir> to the list of directories to be",
|
|
"\tsearched for `.opt' files.",
|
|
"--no-use-search-directories-for-intermod",
|
|
"\tDon't add arguments to `--search-directory' to the list",
|
|
"\tof directories to search for `.opt' files - use only the",
|
|
"\tdirectories given by `--intermod-directory'.",
|
|
"--use-subdirs",
|
|
"\tGenerate intermediate files in a `Mercury' subdirectory,",
|
|
"\trather than generating them in the current directory.",
|
|
"--filenames-from-stdin",
|
|
"\tRead then compile a newline terminated module name or",
|
|
"\tfile name from the standard input. Repeat this until EOF",
|
|
"\tis reached. (This allows a program or user to interactively",
|
|
"\tcompile several modules without the overhead of process",
|
|
"\tcreation for each one.)",
|
|
"--aditi",
|
|
"\tEnable Aditi compilation. You need to enable this",
|
|
"\toption if you are making use of the Aditi deductive",
|
|
"\tdatabase interface.",
|
|
"--aditi-user",
|
|
"\tSpecify the Aditi login of the owner of the predicates",
|
|
"\tin any Aditi RL files produced. The owner field is",
|
|
"\tused along with module, name and arity to identify",
|
|
"\tpredicates, and is also used for security checks.",
|
|
"\tDefaults to the value of the `USER' environment",
|
|
"\tvariable. If `$USER' is not set, `--aditi-user'",
|
|
"\tdefaults to the string ""guest""."
|
|
]).
|
|
|
|
:- pred write_tabbed_lines(list(string), io__state, io__state).
|
|
:- mode write_tabbed_lines(in, di, uo) is det.
|
|
|
|
write_tabbed_lines([]) --> [].
|
|
write_tabbed_lines([Str|Strs]) -->
|
|
io__write_char('\t'),
|
|
io__write_string(Str),
|
|
io__write_char('\n'),
|
|
write_tabbed_lines(Strs).
|
|
|
|
:- end_module options.
|
|
|
|
%-----------------------------------------------------------------------------%
|