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552960b3e2
Allows us to inline the "struct scm_dynamic_state", avoiding an untagged traced allocation. * libguile/threads-internal.h: New file. * libguile/Makefile.am (noinst_HEADERS): Add new file. Adapt all users, notably of SCM_I_CURRENT_THREAD and scm_i_misc_mutex.
150 lines
4 KiB
C
150 lines
4 KiB
C
/* Copyright 2001,2009-2014,2018,2025
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Free Software Foundation, Inc.
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This file is part of Guile.
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Guile is free software: you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Guile is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with Guile. If not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _SCM_PROGRAMS_H_
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#define _SCM_PROGRAMS_H_
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#include <libguile/gc.h>
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#include "threads-internal.h"
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/*
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* Programs
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*/
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struct scm_program
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{
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scm_t_bits tag_flags_and_free_variable_count;
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const uint32_t *code;
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SCM free_variables[];
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};
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static inline int
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scm_is_program (SCM x)
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{
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return SCM_HAS_TYP7 (x, scm_tc7_program);
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}
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static inline struct scm_program*
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scm_to_program (SCM x)
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{
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if (!scm_is_program (x))
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abort ();
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return (struct scm_program*) SCM_UNPACK_POINTER (x);
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}
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static inline SCM
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scm_from_program (struct scm_program *program)
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{
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return SCM_PACK_POINTER (program);
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}
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enum scm_program_flags
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{
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SCM_F_PROGRAM_IS_BOOT = 0x100,
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SCM_F_PROGRAM_IS_PRIMITIVE = 0x200,
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SCM_F_PROGRAM_IS_PRIMITIVE_GENERIC = 0x400,
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SCM_F_PROGRAM_IS_CONTINUATION = 0x800,
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SCM_F_PROGRAM_IS_PARTIAL_CONTINUATION = 0x1000,
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SCM_F_PROGRAM_IS_FOREIGN = 0x2000
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};
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static inline scm_t_bits
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scm_program_flags (struct scm_program *program)
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{
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return program->tag_flags_and_free_variable_count & 0xff00;
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}
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static inline int
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scm_program_is_boot (struct scm_program *program)
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{
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return scm_program_flags (program) & SCM_F_PROGRAM_IS_BOOT;
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}
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static inline int
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scm_program_is_primitive (struct scm_program *program)
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{
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return scm_program_flags (program) & SCM_F_PROGRAM_IS_PRIMITIVE;
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}
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static inline int
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scm_program_is_primitive_generic (struct scm_program *program)
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{
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return scm_program_flags (program) & SCM_F_PROGRAM_IS_PRIMITIVE_GENERIC;
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}
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static inline int
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scm_program_is_continuation (struct scm_program *program)
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{
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return scm_program_flags (program) & SCM_F_PROGRAM_IS_CONTINUATION;
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}
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static inline int
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scm_program_is_partial_continuation (struct scm_program *program)
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{
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return scm_program_flags (program) & SCM_F_PROGRAM_IS_PARTIAL_CONTINUATION;
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}
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static inline int
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scm_program_is_foreign (struct scm_program *program)
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{
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return scm_program_flags (program) & SCM_F_PROGRAM_IS_FOREIGN;
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}
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static inline const uint32_t*
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scm_program_code (struct scm_program *program)
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{
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return program->code;
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}
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static inline size_t
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scm_program_free_variable_count (struct scm_program *program)
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{
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return program->tag_flags_and_free_variable_count >> 16;
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}
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static inline SCM
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scm_program_free_variable_ref (struct scm_program *program, size_t idx)
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{
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return program->free_variables[idx];
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}
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static inline void
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scm_program_free_variable_set_x (struct scm_program *program, size_t idx, SCM v)
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{
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program->free_variables[idx] = v;
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}
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static inline SCM
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scm_i_make_program (const uint32_t *code)
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{
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struct scm_program *ret =
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scm_allocate_pointerless (SCM_I_CURRENT_THREAD,
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sizeof (struct scm_program));
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ret->tag_flags_and_free_variable_count = scm_tc7_program;
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ret->code = code;
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return scm_from_program (ret);
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}
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SCM_INTERNAL SCM scm_i_program_name (SCM program);
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SCM_INTERNAL SCM scm_i_program_documentation (SCM program);
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SCM_INTERNAL SCM scm_i_program_properties (SCM program);
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SCM_INTERNAL SCM scm_find_source_for_addr (SCM ip);
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SCM_INTERNAL SCM scm_program_address_range (SCM program);
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SCM_INTERNAL int scm_i_program_arity (SCM program, int *req, int *opt, int *rest);
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SCM_INTERNAL void scm_i_program_print (SCM program, SCM port,
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scm_print_state *pstate);
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SCM_INTERNAL void scm_bootstrap_programs (void);
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SCM_INTERNAL void scm_init_programs (void);
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#endif /* _SCM_PROGRAMS_H_ */
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