2001-04-09 20:54:03 +01:00
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/*************************************************************************
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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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2017-02-20 15:28:46 +00:00
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* File: YapCompile.h *
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2001-04-09 20:54:03 +01:00
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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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2002-01-01 05:26:25 +00:00
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/* consult stack management */
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2001-04-09 20:54:03 +01:00
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/* virtual machine instruction op-codes */
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2016-07-31 16:24:10 +01:00
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#define mklist0(f) \
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f(nop_op, "nop") f(get_var_op, "get_var\t\t%v,%r") f(put_var_op, "put_" \
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"var\t\t%" \
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"v,%r") f( \
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get_val_op, "get_val\t\t%v,%r") f(put_val_op, \
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"put_val\t\t%v,%r") f(get_atom_op, \
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"get_atom\t%a,%" \
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"r") f(put_atom_op, \
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"put_" \
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"atom\t%" \
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"a,%r") \
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f(get_num_op, "get_num\t\t%n,%r") f(put_num_op, "put_num\t\t%n,%r") f( \
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get_float_op, \
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"get_float\t\t%w,%r") f(put_float_op, \
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"put_float\t\t%w,%r") f(get_dbterm_op, \
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"get_dbterm\t%w,%r") \
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f(put_dbterm_op, "put_dbterm\t%w,%r") f(get_longint_op, "get_" \
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"longint\t" \
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"\t%w,%r") f( \
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put_longint_op, \
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"put_longint\t\t%w,%r") f(get_string_op, \
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"get_string\t\t%w,%S") f(put_string_op, \
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"put_" \
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"string\t\t%" \
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"w,%S") \
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f(get_bigint_op, "get_bigint\t\t%l,%r") f(put_bigint_op, "put_" \
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"bigin" \
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"t\t\t" \
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"%l,%" \
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"r") f( \
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get_list_op, \
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"get_list\t%r") f(put_list_op, \
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"put_list\t%r") f(get_struct_op, \
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"get_struct\t%f,%r") \
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f(put_struct_op, "put_struct\t%f,%r") f(put_unsafe_op, "put" \
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"_un" \
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"saf" \
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"e\t" \
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"%v," \
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"%r") f( \
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unify_var_op, \
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"unify_var\t%v") f(write_var_op, \
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"write_var\t%v") f(unify_val_op, \
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"unify_val\t%v") \
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f(write_val_op, "write_val\t%v") f(unify_atom_op, "unif" \
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"y_" \
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"atom" \
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"\t%" \
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"a") f( \
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write_atom_op, \
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"write_atom\t%a") f(unify_num_op, \
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"unify_num\t%n") f(write_num_op, \
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"write_" \
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"num\t%n") \
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f(unify_float_op, "unify_float\t%w") f( \
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write_float_op, \
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"write_float\t%w") f(unify_dbterm_op, \
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"unify_dbterm\t%w") \
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f(write_dbterm_op, "write_dbterm\t%w") f( \
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unify_longint_op, \
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"unify_longint\t%w") f(write_longint_op, \
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"write_longint\t%w") \
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f(unify_string_op, "unify_string\t%S") f( \
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write_string_op, \
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"write_string\t%S") f(unify_bigint_op, \
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"unify_bigint\t%" \
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"l") f(write_bigint_op, \
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"write_" \
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"bigint\t%" \
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"l") \
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f(unify_list_op, "unify_list") f( \
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write_list_op, \
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"write_list") f(unify_struct_op, \
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"unify_struct\t%f") \
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f(write_struct_op, "write_struct\t%" \
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"f") f( \
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write_unsafe_op, \
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"write_unsafe\t%v") f(unify_local_op, \
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"unify_" \
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"local\t%" \
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"v") \
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f(write_local_op, "write " \
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"local\t%v") f( \
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unify_last_list_op, \
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"unify_last_list") \
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f(write_last_list_op, "writ" \
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"e_" \
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"last" \
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"_lis" \
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"t") f( \
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unify_last_struct_op, \
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"unify_last_struct\t%f") \
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f(write_last_struct_op, \
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"write_last_struct\t%" \
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"f") f(unify_last_var_op, \
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"unify_last_" \
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"var\t%v") \
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f( \
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unify_last_val_op, \
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"unify_last_" \
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"val\t%v") f(unify_last_local_op, \
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"u" \
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"n" \
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"i" \
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"f" \
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"y" \
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"_" \
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"l" \
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"a" \
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"s" \
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"t" \
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"_" \
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"l" \
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"o" \
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"c" \
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"a" \
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"l" \
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"\t%v") f(unify_last_atom_op, \
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"unify_last_atom\t%a") f(unify_last_num_op, "unify_last_num\t%n") f(unify_last_float_op, "unify_last_float\t%w") f(unify_last_dbterm_op, "unify_last_dbterm\t%w") f(unify_last_longint_op, "unify_last_longint\t%w") f(unify_last_string_op, "unify_last_string\t%S") f(unify_last_bigint_op, "unify_last_bigint\t%l") f(ensure_space_op, \
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"ensure_space") f(native_op, \
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"native_code") f(f_var_op, "function_to_var\t%v,%B") f(f_val_op, "function_to_val\t%v,%B") f(f_0_op, "function_to_0\t%B") f(align_float_op, \
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"align_float") f(fail_op, "fail") f(cut_op, "cut") f(cutexit_op, \
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"cutexit") f(allocate_op, \
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"allocate") f(deallocate_op, \
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"deallocate") f(tryme_op, \
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"try_me_else\t\t%l\t%x") f(jump_op, \
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"jump\t\t%l") f(jumpi_op, \
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"jump_in_indexing\t\t%i") f(procceed_op, "proceed") f(call_op, "call\t\t%p,%d,%z") f(execute_op, "execute\t\t%p") f(safe_call_op, "sys\t\t%p") f(label_op, \
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"%l:") f(name_op, "name\t\t%m,%d") f(pop_op, \
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"pop\t\t%l") f(retryme_op, \
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"retry_me_else\t\t%l\t%x") f(trustme_op, \
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"trust_me_else_fail\t%x") f(either_op, "either_me\t\t%l,%d,%z") f(orelse_op, "or_else\t\t%l,%z") f(orlast_op, \
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"or_last") f(push_or_op, "push_or") f(pushpop_or_op, "pushpop_or") f(pop_or_op, "pop_or") f(save_b_op, "save_by\t\t%v") f(commit_b_op, \
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"commit_by\t\t%v") f(patch_b_op, "patch_by\t\t%v") f(try_op, \
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"try\t\t%g\t%x") f(retry_op, "retry\t\t%g\t%x") f(trust_op, \
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"trust\t\t%g\t%x") f(try_in_op, \
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"try_in\t\t%g\t%x") f(jump_v_op, \
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"jump_if_var\t\t%g") f(jump_nv_op, "jump_if_nonvar\t\t%g") f(cache_arg_op, "cache_arg\t%r") f(cache_sub_arg_op, "cache_sub_arg\t%d") f(user_switch_op, \
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"user_switch") f(switch_on_type_op, "switch_on_type\t%h\t%h\t%h\t%h") f(switch_c_op, \
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"switch_on_constant\t%i\n%c") f(if_c_op, \
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"if_constant\t%i\n%c") f(switch_f_op, \
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"switch_on_functor\t%i\n%e") f(if_f_op, "if_functor\t%i\n%e") f(if_not_op, "if_not_then\t%i\t%h\t%h\t%h") \
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f(index_dbref_op, \
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"index_on_" \
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"dbref") f(index_blob_op, \
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"i" \
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"n" \
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"d" \
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"e" \
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"x" \
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"_" \
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"o" \
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"n" \
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"_" \
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"b" \
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"l" \
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"o" \
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"b") f(index_string_op, "index_on_string") \
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f(index_long_op, "index_on_blob") f( \
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if_nonvar_op, \
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"check_" \
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"var\t " \
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"%r") f(save_pair_op, "save_pair\t%v") \
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f(save_appl_op, "save_appl\t%v") f( \
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mark_initialized_pvars_op, \
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"pv" \
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"ar" \
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"_b" \
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"it" \
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"ma" \
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"p" \
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"\t" \
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"%l" \
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",%" \
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"b") f(mark_live_regs_op, \
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"pvar_live_regs\t%l,%b") \
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f(fetch_args_vv_op, "fetch_reg1_reg2\t%N,%N") f( \
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fetch_args_cv_op, \
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"fetch_constant_reg\t%l,%N") f(fetch_args_vc_op, \
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"fetch_reg_constant\t%l,%N") \
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f(fetch_args_iv_op, "fetch_integer_reg\t%d,%N") f( \
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fetch_args_vi_op, \
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"fetch_reg_integer\t%d,%N") f(enter_profiling_op, \
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"enter_profiling\t\t%g") \
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f(retry_profiled_op, "retry_profiled\t\t%g") f( \
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count_call_op, \
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"count_call_op\t\t%g") f(count_retry_op, \
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"count_retry_op\t\t%g") \
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f(restore_tmps_op, "restore_temps\t\t%l") f( \
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restore_tmps_and_skip_op, \
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"restore_temps_and_skip\t\t%l") \
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f(enter_lu_op, "enter_lu") f( \
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empty_call_op, \
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"empty_call\t\t%l,%d") \
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f(bccall_op, \
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"binary_cfunc\t\t%v,%r,%2") \
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f(blob_op, \
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"blob\t%O") \
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f(string_op, \
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"string\t%O") \
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f(label_ctl_op, \
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"label_control\t")
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2001-04-09 20:54:03 +01:00
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#ifdef YAPOR
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2016-07-31 16:24:10 +01:00
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#define mklist1(f) mklist0(f) f(sync_op, "sync")
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2014-10-02 14:15:17 +01:00
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#else
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#define mklist1(f) mklist0(f)
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2001-04-09 20:54:03 +01:00
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#endif /* YAPOR */
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2003-11-05 18:55:03 +00:00
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#ifdef TABLING
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2016-07-31 16:24:10 +01:00
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#define mklist2(f) \
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mklist1(f) f(table_new_answer_op, "table_new_answer") \
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f(table_try_single_op, "table_try_single\t%g\t%x")
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2014-10-02 14:15:17 +01:00
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#else
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#define mklist2(f) mklist1(f)
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2003-11-05 18:55:03 +00:00
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#endif /* TABLING */
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#ifdef TABLING_INNER_CUTS
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2016-07-31 16:24:10 +01:00
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#define mklist3(f) mklist2(f) f(clause_with_cut_op, "clause_with_cut")
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2014-10-02 14:15:17 +01:00
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#else
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#define mklist3(f) mklist2(f)
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2003-11-05 18:55:03 +00:00
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#endif /* TABLING_INNER_CUTS */
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2005-09-08 22:59:58 +01:00
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#ifdef BEAM
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2016-07-31 16:24:10 +01:00
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#define mklist4(f) \
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mklist3(f) f(run_op, "run_op %1,%4") f(body_op, "body_op %1") f( \
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endgoal_op, "endgoal_op") f(try_me_op, "try_me_op %1,%4") \
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f(retry_me_op, "retry_me_op %1,%4") f(trust_me_op, "trust_me_op %1,%4") \
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f(only_1_clause_op, "only_1_clause_op %1,%4") f( \
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create_first_box_op, "create_first_box_op %1,%4") \
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f(create_box_op, "create_box_op %1,%4") f( \
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create_last_box_op, "create_last_box_op %1,%4") \
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f(remove_box_op, "remove_box_op %1,%4") f( \
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remove_last_box_op, "remove_last_box_op %1,%4") \
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f(prepare_tries, "prepare_tries") f(std_base_op, \
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"std_base_op %1,%4") \
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f(direct_safe_call_op, "direct_safe_call") \
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f(commit_op, ) f(skip_while_var_op, \
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"skip_while_var_op") \
|
|
|
|
|
f(wait_while_var_op, "wait_while_var_op") \
|
|
|
|
|
f(force_wait_op, "force_wait_op") \
|
|
|
|
|
f(is_op, "is_op") \
|
|
|
|
|
f(write_op, "write_op") \
|
|
|
|
|
f(equal_op, "equal_op") \
|
|
|
|
|
f(exit_op, "exit")
|
2014-10-02 14:15:17 +01:00
|
|
|
#else
|
|
|
|
|
#define mklist4(f) mklist3(f)
|
2005-09-08 22:59:58 +01:00
|
|
|
#endif
|
2001-04-09 20:54:03 +01:00
|
|
|
#ifdef SFUNC
|
2016-07-31 16:24:10 +01:00
|
|
|
#define mklist(f) \
|
|
|
|
|
mklist4(f) f(get_s_f_op, "get_s_f_op\t%f,%r") \
|
|
|
|
|
f(put_s_f_op, "put_s_f_op\t%f,%r") f(unify_s_f_op, "unify_s_f_op\t%f") \
|
|
|
|
|
f(write_s_f_op, "write_s_f_op\t%f") \
|
|
|
|
|
f(unify_s_var_op, "unify_s_var\t%v,%r") f(write_s_var_op, \
|
|
|
|
|
"write_s_var\t%v,%r") \
|
|
|
|
|
f(unify_s_val_op, "unify_s_val\t%v,%r") \
|
|
|
|
|
f(write_s_val_op, "write_s_val\t%v,%r") \
|
|
|
|
|
f(unify_s_a_op, "unify_s_a\t%a,%r") \
|
|
|
|
|
f(write_s_a_op, "write_s_a\t%a,%r") \
|
|
|
|
|
f(get_s_end_op, "get_s_end") \
|
|
|
|
|
f(put_s_end_op, "put_s_end") \
|
|
|
|
|
f(unify_s_end_op, "unify_s_end") \
|
|
|
|
|
f(write_s_end_op, "write_s_end")
|
2014-10-02 14:15:17 +01:00
|
|
|
#else
|
|
|
|
|
#define mklist(f) mklist4(f)
|
2001-04-09 20:54:03 +01:00
|
|
|
#endif
|
|
|
|
|
|
2014-10-02 14:15:17 +01:00
|
|
|
#define f_enum(x, y) x,
|
2016-07-31 16:24:10 +01:00
|
|
|
#define f_arr(x, y) y,
|
2014-10-02 14:15:17 +01:00
|
|
|
|
|
|
|
|
enum compiler_op { mklist(f_enum) };
|
|
|
|
|
|
|
|
|
|
typedef enum compiler_op compiler_vm_op;
|
|
|
|
|
|
2001-04-09 20:54:03 +01:00
|
|
|
typedef struct PSEUDO {
|
2016-07-31 16:24:10 +01:00
|
|
|
struct PSEUDO *nextInst;
|
|
|
|
|
enum compiler_op op;
|
|
|
|
|
CELL rnd1;
|
|
|
|
|
union {
|
|
|
|
|
Int oprnd2;
|
2013-11-04 01:04:52 +00:00
|
|
|
#if MIN_ARRAY == 0
|
2016-07-31 16:24:10 +01:00
|
|
|
CELL opseqt[MIN_ARRAY];
|
2013-11-04 01:04:52 +00:00
|
|
|
#else
|
2016-07-31 16:24:10 +01:00
|
|
|
CELL opseqt[1];
|
2013-11-04 01:04:52 +00:00
|
|
|
#endif
|
2016-07-31 16:24:10 +01:00
|
|
|
} ops;
|
|
|
|
|
} PInstr;
|
2001-04-09 20:54:03 +01:00
|
|
|
|
|
|
|
|
#define arnds ops.opseqt
|
2016-07-31 16:24:10 +01:00
|
|
|
#define rnd2 ops.oprnd2
|
|
|
|
|
#define rnd3 ops.opseqt[1]
|
|
|
|
|
#define rnd4 ops.opseqt[2]
|
|
|
|
|
#define rnd5 ops.opseqt[3]
|
|
|
|
|
#define rnd6 ops.opseqt[4]
|
|
|
|
|
#define rnd7 ops.opseqt[5]
|
|
|
|
|
#define rnd8 ops.opseqt[6]
|
2001-04-09 20:54:03 +01:00
|
|
|
|
|
|
|
|
typedef struct VENTRY {
|
2009-03-05 16:12:21 +00:00
|
|
|
CELL SelfOfVE;
|
|
|
|
|
Term AdrsOfVE;
|
2016-07-31 16:24:10 +01:00
|
|
|
Int KindOfVE;
|
2009-03-05 16:12:21 +00:00
|
|
|
CELL NoOfVE;
|
|
|
|
|
PInstr *FirstOpForV;
|
|
|
|
|
PInstr *LastOpForV;
|
|
|
|
|
BITS16 AgeOfVE;
|
|
|
|
|
BITS16 BranchOfVE;
|
|
|
|
|
BITS16 LastBranchOfVE;
|
|
|
|
|
BITS16 FirstOfVE;
|
|
|
|
|
BITS16 RCountOfVE;
|
|
|
|
|
BITS16 FlagsOfVE;
|
|
|
|
|
struct VENTRY *NextOfVE;
|
|
|
|
|
} Ventry;
|
2001-04-09 20:54:03 +01:00
|
|
|
|
|
|
|
|
typedef struct CEXPENTRY {
|
2016-07-31 16:24:10 +01:00
|
|
|
Term TermOfCE;
|
|
|
|
|
PInstr *CodeOfCE;
|
|
|
|
|
Term VarOfCE;
|
|
|
|
|
struct CEXPENTRY *NextCE;
|
|
|
|
|
} CExpEntry;
|
2001-04-09 20:54:03 +01:00
|
|
|
|
2007-11-06 17:02:13 +00:00
|
|
|
#define COMPILER_ERR_BOTCH 1
|
2016-07-31 16:24:10 +01:00
|
|
|
#define OUT_OF_HEAP_BOTCH 2
|
2007-11-06 17:02:13 +00:00
|
|
|
#define OUT_OF_STACK_BOTCH 3
|
|
|
|
|
#define OUT_OF_TEMPS_BOTCH 4
|
2016-07-31 16:24:10 +01:00
|
|
|
#define OUT_OF_AUX_BOTCH 5
|
|
|
|
|
#define OUT_OF_TRAIL_BOTCH 6
|
2004-01-23 02:23:51 +00:00
|
|
|
|
|
|
|
|
typedef struct intermediates {
|
|
|
|
|
char *freep;
|
|
|
|
|
char *freep0;
|
2010-03-31 15:51:18 +01:00
|
|
|
struct mem_blk *blks;
|
2010-04-15 22:23:54 +01:00
|
|
|
char *blk_cur, *blk_top;
|
2004-01-23 02:23:51 +00:00
|
|
|
struct PSEUDO *cpc;
|
|
|
|
|
struct PSEUDO *CodeStart;
|
|
|
|
|
struct PSEUDO *icpc;
|
|
|
|
|
struct PSEUDO *BlobsStart;
|
2007-11-06 17:02:13 +00:00
|
|
|
struct dbterm_list *dbterml;
|
2016-07-31 16:24:10 +01:00
|
|
|
Int *label_offset;
|
|
|
|
|
Int *uses;
|
2004-01-23 02:23:51 +00:00
|
|
|
Term *contents;
|
2016-07-31 16:24:10 +01:00
|
|
|
struct pred_entry *CurrentPred;
|
2010-12-16 01:22:10 +00:00
|
|
|
sigjmp_buf CompilerBotch;
|
2004-04-14 20:10:40 +01:00
|
|
|
yamop *code_addr;
|
|
|
|
|
yamop *expand_block;
|
2016-07-31 16:24:10 +01:00
|
|
|
UInt i_labelno;
|
|
|
|
|
UInt exception_handler, success_handler, failure_handler;
|
2004-04-16 20:27:31 +01:00
|
|
|
/* for expanding code */
|
2006-12-27 01:32:38 +00:00
|
|
|
yamop **current_try_lab, **current_trust_lab;
|
2006-10-10 15:08:17 +01:00
|
|
|
yamop *try_instructions;
|
2010-04-15 22:23:54 +01:00
|
|
|
struct StructClauseDef *cls;
|
2011-07-05 07:28:28 +01:00
|
|
|
int clause_has_cut;
|
2012-05-28 20:40:12 +01:00
|
|
|
UInt term_depth, last_index_at_depth;
|
|
|
|
|
UInt last_index_new_depth, last_depth_size;
|
2010-04-15 22:23:54 +01:00
|
|
|
/* for expanding code */
|
2016-07-31 16:24:10 +01:00
|
|
|
union {
|
2004-04-16 20:27:31 +01:00
|
|
|
struct static_index *si;
|
|
|
|
|
struct logic_upd_index *lui;
|
|
|
|
|
} current_cl;
|
2004-01-23 02:23:51 +00:00
|
|
|
} CIntermediates;
|
|
|
|
|
|
2008-12-09 12:54:27 +00:00
|
|
|
typedef enum special_label_id_enum {
|
|
|
|
|
SPECIAL_LABEL_SUCCESS = 0,
|
|
|
|
|
SPECIAL_LABEL_FAILURE = 1,
|
|
|
|
|
SPECIAL_LABEL_EXCEPTION = 2
|
|
|
|
|
} special_label_id;
|
|
|
|
|
|
|
|
|
|
typedef enum special_label_op_enum {
|
|
|
|
|
SPECIAL_LABEL_INIT = 0,
|
|
|
|
|
SPECIAL_LABEL_SET = 1,
|
2016-07-31 16:24:10 +01:00
|
|
|
SPECIAL_LABEL_CLEAR = 2
|
2008-12-09 12:54:27 +00:00
|
|
|
} special_label_op;
|
|
|
|
|
|
2016-07-31 16:24:10 +01:00
|
|
|
#define SafeVar 0x01
|
|
|
|
|
#define PermFlag 0x02
|
|
|
|
|
#define GlobalVal 0x04
|
|
|
|
|
#define OnHeadFlag 0x08
|
|
|
|
|
#define NonVoid 0x10
|
|
|
|
|
#define BranchVar 0x20
|
|
|
|
|
#define OnLastGoal 0x40
|
2001-04-09 20:54:03 +01:00
|
|
|
|
2016-07-31 16:24:10 +01:00
|
|
|
#define MaskVarClass 0x0f000000L
|
|
|
|
|
#define MaskVarAdrs 0x00ffffffL
|
|
|
|
|
#define Unassigned 0x00000000L
|
|
|
|
|
#define VoidVar 0x01000000L
|
|
|
|
|
#define TempVar 0x02000000L
|
|
|
|
|
#define PermVar 0x03000000L
|
2001-04-09 20:54:03 +01:00
|
|
|
|
2016-07-31 16:24:10 +01:00
|
|
|
#define save_b_flag 0x10000
|
|
|
|
|
#define commit_b_flag 0x10001
|
|
|
|
|
#define save_appl_flag 0x10002
|
|
|
|
|
#define save_pair_flag 0x10004
|
|
|
|
|
#define f_flag 0x10008
|
|
|
|
|
#define bt_flag 0x10010
|
|
|
|
|
#define bt2_flag 0x10020 // unused
|
|
|
|
|
#define patch_b_flag 0x10040
|
|
|
|
|
#define init_v_flag 0x10080
|
2001-04-09 20:54:03 +01:00
|
|
|
|
2016-07-31 16:24:10 +01:00
|
|
|
#define Zero 0
|
|
|
|
|
#define One 1
|
|
|
|
|
#define Two 2
|
2001-04-09 20:54:03 +01:00
|
|
|
|
2016-07-31 16:24:10 +01:00
|
|
|
extern yamop *Yap_assemble(int, Term, struct pred_entry *, int,
|
|
|
|
|
struct intermediates *, UInt);
|
|
|
|
|
void Yap_emit(compiler_vm_op, Int, CELL, struct intermediates *);
|
|
|
|
|
void Yap_emit_3ops(compiler_vm_op, CELL, CELL, CELL, struct intermediates *);
|
|
|
|
|
void Yap_emit_4ops(compiler_vm_op, CELL, CELL, CELL, CELL,
|
|
|
|
|
struct intermediates *);
|
|
|
|
|
void Yap_emit_5ops(compiler_vm_op, CELL, CELL, CELL, CELL, CELL,
|
|
|
|
|
struct intermediates *);
|
|
|
|
|
void Yap_emit_6ops(compiler_vm_op, CELL, CELL, CELL, CELL, CELL, CELL,
|
|
|
|
|
struct intermediates *);
|
|
|
|
|
void Yap_emit_7ops(compiler_vm_op, CELL, CELL, CELL, CELL, CELL, CELL, CELL,
|
|
|
|
|
struct intermediates *);
|
|
|
|
|
CELL *Yap_emit_extra_size(compiler_vm_op, CELL, int, struct intermediates *);
|
|
|
|
|
char *Yap_AllocCMem(UInt, struct intermediates *);
|
|
|
|
|
void Yap_ReleaseCMem(struct intermediates *);
|
|
|
|
|
int Yap_is_a_test_pred(Term, Term);
|
|
|
|
|
void Yap_bip_name(Int, char *);
|
2001-04-09 20:54:03 +01:00
|
|
|
#ifdef DEBUG
|
2016-07-31 16:24:10 +01:00
|
|
|
void Yap_ShowCode(struct intermediates *);
|
2001-04-09 20:54:03 +01:00
|
|
|
#endif /* DEBUG */
|
