267 lines
4.9 KiB
C++
267 lines
4.9 KiB
C++
/*************************************************************************
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* *
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* YAP Prolog %W% %G% *
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* *
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* Yap Prolog was developed at NCCUP - Universidade do Porto *
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* *
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* Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-1997 *
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* *
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**************************************************************************
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* *
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* File: compile.h *
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* Last rev: *
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* mods: *
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* comments: compiler data structures and routines *
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* *
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*************************************************************************/
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/* consult stack management */
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/* virtual machine instruction op-codes */
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typedef enum compiler_op {
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nop_op,
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get_var_op,
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put_var_op,
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get_val_op,
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put_val_op,
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get_atom_op,
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put_atom_op,
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get_num_op,
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put_num_op,
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get_float_op,
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put_float_op,
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get_longint_op,
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put_longint_op,
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get_bigint_op,
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put_bigint_op,
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get_list_op,
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put_list_op,
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get_struct_op,
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put_struct_op,
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put_unsafe_op,
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unify_var_op,
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write_var_op,
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unify_val_op,
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write_val_op,
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unify_atom_op,
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write_atom_op,
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unify_num_op,
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write_num_op,
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unify_float_op,
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write_float_op,
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unify_longint_op,
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write_longint_op,
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unify_bigint_op,
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write_bigint_op,
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unify_list_op,
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write_list_op,
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unify_struct_op,
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write_struct_op,
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write_unsafe_op,
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fail_op,
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cut_op,
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cutexit_op,
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allocate_op,
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deallocate_op,
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tryme_op,
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jump_op,
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procceed_op,
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call_op,
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execute_op,
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safe_call_op,
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label_op,
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name_op,
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pop_op,
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retryme_op,
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trustme_op,
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either_op,
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orelse_op,
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orlast_op,
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push_or_op,
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pushpop_or_op,
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pop_or_op,
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save_b_op,
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comit_b_op,
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patch_b_op,
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try_op,
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retry_op,
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trust_op,
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tryin_op,
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retryin_op,
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trustin_op,
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tryf_op,
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retryf_op,
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trustf_op,
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tryfin_op,
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retryfin_op,
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trustfin_op,
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tryt_op,
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retryt_op,
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trustt_op,
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trytin_op,
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retrytin_op,
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trusttin_op,
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tryh_op,
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retryh_op,
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trusth_op,
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tryhin_op,
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retryhin_op,
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trusthin_op,
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trylf_op,
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trylh_op,
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jump_v_op,
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switch_t_op,
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switch_nv_op,
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switch_l_op,
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switch_h_op,
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switch_lnl_op,
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switch_nvl_op,
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switch_ll_op,
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switch_c_op,
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if_c_op,
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go_c_op,
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switch_f_op,
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if_f_op,
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go_f_op,
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if_not_op,
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save_pair_op,
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save_appl_op,
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comit_opt_op,
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unify_local_op,
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write_local_op,
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unify_last_list_op,
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write_last_list_op,
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unify_last_struct_op,
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write_last_struct_op,
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unify_last_var_op,
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unify_last_val_op,
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unify_last_local_op,
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unify_last_atom_op,
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unify_last_num_op,
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unify_last_float_op,
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unify_last_longint_op,
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unify_last_bigint_op,
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mark_initialised_pvars_op,
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mark_live_regs_op,
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fetch_args_vv_op,
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fetch_args_cv_op,
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fetch_args_vc_op,
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f_var_op,
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f_val_op,
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enter_profiling_op,
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retry_profiled_op,
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count_call_op,
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count_retry_op,
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restore_tmps_op,
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restore_tmps_and_skip_op,
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empty_call_op,
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#ifdef TABLING
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table_new_answer_op,
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#endif /* TABLING */
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#ifdef YAPOR
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sync_op,
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#endif /* YAPOR */
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fetch_args_for_bccall,
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bccall_op,
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blob_op
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#ifdef SFUNC
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,
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get_s_f_op,
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put_s_f_op,
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unify_s_f_op,
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write_s_f_op,
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unify_s_var_op,
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write_s_var_op,
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unify_s_val_op,
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write_s_val_op,
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unify_s_a_op,
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write_s_a_op,
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get_s_end_op,
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put_s_end_op,
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unify_s_end_op,
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write_s_end_op,
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#endif
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} compiler_vm_op;
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typedef struct PSEUDO {
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struct PSEUDO *nextInst;
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enum compiler_op op;
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CELL rnd1;
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union {
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Int oprnd2;
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CELL opseqt[1];
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} ops;
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} PInstr;
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#define rnd2 ops.oprnd2
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#define arnds ops.opseqt
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#define rnd3 ops.opseqt[1]
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typedef struct VENTRY {
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CELL SelfOfVE;
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Term AdrsOfVE;
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Int KindOfVE;
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CELL NoOfVE;
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PInstr *FirstOpForV;
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BITS16 AgeOfVE;
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BITS16 BranchOfVE;
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BITS16 FirstOfVE;
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BITS16 RCountOfVE;
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BITS16 FlagsOfVE;
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struct VENTRY *NextOfVE;
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} Ventry;
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typedef struct CEXPENTRY {
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Term TermOfCE;
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PInstr *CodeOfCE;
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Term VarOfCE;
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struct CEXPENTRY *RightCE, *LeftCE;
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} CExpEntry;
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#define SafeVar 0x01
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#define PermFlag 0x02
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#define GlobalVal 0x04
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#define OnHeadFlag 0x08
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#define NonVoid 0x10
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#define BranchVar 0x20
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#define OnLastGoal 0x40
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#define MaskVarClass 0x0f000000L
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#define MaskVarAdrs 0x00ffffffL
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#define Unassigned 0x00000000L
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#define VoidVar 0x01000000L
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#define TempVar 0x02000000L
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#define PermVar 0x03000000L
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#define save_b_flag 10000
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#define comit_b_flag 10001
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#define save_appl_flag 10002
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#define save_pair_flag 10004
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#define f_flag 10008
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#define bt1_flag 10010
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#define bt2_flag 10020
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#define patch_b_flag 10040
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#define Zero 0
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#define One 1
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#define Two 2
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CODEADDR STD_PROTO(_YAP_assemble,(int));
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void STD_PROTO(_YAP_emit,(compiler_vm_op,Int,CELL));
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void STD_PROTO(_YAP_emit_3ops,(compiler_vm_op,CELL,CELL,CELL));
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CELL *STD_PROTO(_YAP_emit_extra_size,(compiler_vm_op,CELL,int));
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char *STD_PROTO(_YAP_AllocCMem,(int));
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int STD_PROTO(_YAP_is_a_test_pred,(Term, SMALLUNSGN));
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void STD_PROTO(_YAP_bip_name,(Int, char *));
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#ifdef DEBUG
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void STD_PROTO(_YAP_ShowCode,(void));
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#endif /* DEBUG */
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extern jmp_buf _YAP_CompilerBotch;
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