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dc7da0be90
* libguile/tags.h (SCM_HAS_TYP7, SCM_HAS_TYP7S, SCM_HAS_TYP16): New macros. * libguile/bytevectors.h (SCM_BYTEVECTOR_P): * libguile/control.h (SCM_PROMPT_P): * libguile/filesys.h (SCM_DIRP): * libguile/fluids.h (SCM_WITH_FLUIDS_P, SCM_FLUID_P) (SCM_I_DYNAMIC_STATE_P): * libguile/foreign.h (SCM_POINTER_P): * libguile/fports.h (SCM_FPORTP): * libguile/frames.h (SCM_VM_FRAME_P): * libguile/hashtab.h (SCM_HASHTABLE_P): * libguile/inline.h (scm_get_byte_or_eof): * libguile/numbers.h (SCM_REALP, SCM_BIGP, SCM_COMPLEXP, SCM_FRACTIONP): * libguile/objcodes.h (SCM_OBJCODE_P): * libguile/ports.h (SCM_OUTPUT_PORT_P): * libguile/programs.h (SCM_PROGRAM_P): * libguile/smob.h (SCM_SMOB_PREDICATE): * libguile/srfi-14.h (SCM_CHARSETP): * libguile/strings.c (IS_STRING): * libguile/strports.h (SCM_STRPORTP): * libguile/symbols.h (scm_is_symbol): * libguile/variable.h (SCM_VARIABLEP): * libguile/vectors.h (SCM_I_IS_VECTOR, SCM_I_IS_NONWEAK_VECTOR): * libguile/vm-i-system.c (call, tail-call, mv-call) * libguile/vm.h (SCM_VM_P, SCM_VM_CONT_P): * libguile/weak-set.c (SCM_WEAK_SET_P): * libguile/weak-table.c (SCM_WEAK_TABLE_P): * libguile/weak-vector.h (SCM_I_WVECTP): Use them.
125 lines
4.2 KiB
C
125 lines
4.2 KiB
C
/* Copyright (C) 2001, 2009, 2010, 2011 Free Software Foundation, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 3 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#ifndef _SCM_VM_H_
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#define _SCM_VM_H_
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#include <libguile.h>
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#include <libguile/programs.h>
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enum {
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SCM_VM_APPLY_HOOK,
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SCM_VM_PUSH_CONTINUATION_HOOK,
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SCM_VM_POP_CONTINUATION_HOOK,
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SCM_VM_NEXT_HOOK,
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SCM_VM_ABORT_CONTINUATION_HOOK,
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SCM_VM_RESTORE_CONTINUATION_HOOK,
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SCM_VM_NUM_HOOKS,
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};
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struct scm_vm;
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typedef SCM (*scm_t_vm_engine) (SCM vm, SCM program, SCM *argv, int nargs);
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#define SCM_VM_REGULAR_ENGINE 0
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#define SCM_VM_DEBUG_ENGINE 1
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#define SCM_VM_NUM_ENGINES 2
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struct scm_vm {
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scm_t_uint8 *ip; /* instruction pointer */
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SCM *sp; /* stack pointer */
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SCM *fp; /* frame pointer */
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size_t stack_size; /* stack size */
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SCM *stack_base; /* stack base address */
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SCM *stack_limit; /* stack limit address */
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int engine; /* which vm engine we're using */
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SCM hooks[SCM_VM_NUM_HOOKS]; /* hooks */
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int trace_level; /* traces enabled if trace_level > 0 */
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scm_t_int64 cookie; /* used to detect unrewindable continuations */
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};
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SCM_API SCM scm_the_vm_fluid;
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#define SCM_VM_P(x) (SCM_HAS_TYP7 (x, scm_tc7_vm))
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#define SCM_VM_DATA(vm) ((struct scm_vm *) SCM_CELL_WORD_1 (vm))
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#define SCM_VALIDATE_VM(pos,x) SCM_MAKE_VALIDATE (pos, x, VM_P)
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SCM_API SCM scm_the_vm (void);
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SCM_API SCM scm_make_vm (void);
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SCM_API SCM scm_the_vm (void);
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SCM_API SCM scm_call_with_vm (SCM vm, SCM proc, SCM args);
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SCM_API SCM scm_vm_p (SCM obj);
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SCM_API SCM scm_vm_ip (SCM vm);
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SCM_API SCM scm_vm_sp (SCM vm);
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SCM_API SCM scm_vm_fp (SCM vm);
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SCM_API SCM scm_vm_apply_hook (SCM vm);
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SCM_API SCM scm_vm_push_continuation_hook (SCM vm);
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SCM_API SCM scm_vm_pop_continuation_hook (SCM vm);
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SCM_API SCM scm_vm_abort_continuation_hook (SCM vm);
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SCM_API SCM scm_vm_restore_continuation_hook (SCM vm);
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SCM_API SCM scm_vm_next_hook (SCM vm);
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SCM_API SCM scm_vm_trace_level (SCM vm);
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SCM_API SCM scm_set_vm_trace_level_x (SCM vm, SCM level);
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SCM_API SCM scm_vm_engine (SCM vm);
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SCM_API SCM scm_set_vm_engine_x (SCM vm, SCM engine);
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SCM_API SCM scm_set_default_vm_engine_x (SCM engine);
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SCM_API void scm_c_set_vm_engine_x (SCM vm, int engine);
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SCM_API void scm_c_set_default_vm_engine_x (int engine);
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#define SCM_F_VM_CONT_PARTIAL 0x1
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#define SCM_F_VM_CONT_REWINDABLE 0x2
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struct scm_vm_cont {
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SCM *sp;
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SCM *fp;
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scm_t_uint8 *ra, *mvra;
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scm_t_ptrdiff stack_size;
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SCM *stack_base;
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scm_t_ptrdiff reloc;
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scm_t_uint32 flags;
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};
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#define SCM_VM_CONT_P(OBJ) (SCM_HAS_TYP7 (OBJ, scm_tc7_vm_cont))
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#define SCM_VM_CONT_DATA(CONT) ((struct scm_vm_cont *) SCM_CELL_WORD_1 (CONT))
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#define SCM_VM_CONT_PARTIAL_P(CONT) (SCM_VM_CONT_DATA (CONT)->flags & SCM_F_VM_CONT_PARTIAL)
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#define SCM_VM_CONT_REWINDABLE_P(CONT) (SCM_VM_CONT_DATA (CONT)->flags & SCM_F_VM_CONT_REWINDABLE)
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SCM_API SCM scm_load_compiled_with_vm (SCM file);
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SCM_INTERNAL SCM scm_c_vm_run (SCM vm, SCM program, SCM *argv, int nargs);
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SCM_INTERNAL void scm_i_vm_print (SCM x, SCM port,
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scm_print_state *pstate);
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SCM_INTERNAL SCM scm_i_vm_capture_continuation (SCM vm);
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SCM_INTERNAL SCM scm_i_vm_capture_stack (SCM *stack_base, SCM *fp, SCM *sp,
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scm_t_uint8 *ra, scm_t_uint8 *mvra,
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scm_t_uint32 flags);
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SCM_INTERNAL void scm_i_vm_cont_print (SCM x, SCM port,
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scm_print_state *pstate);
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SCM_INTERNAL void scm_bootstrap_vm (void);
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SCM_INTERNAL void scm_init_vm (void);
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#endif /* _SCM_VM_H_ */
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/*
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Local Variables:
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c-file-style: "gnu"
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End:
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*/
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