/* This file is part of the program psim.
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/* This file is part of the program psim.
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Copyright (C) 1994,1995,1996, Andrew Cagney <cagney@highland.com.au>
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Copyright (C) 1994,1995,1996, Andrew Cagney <cagney@highland.com.au>
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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*/
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/*
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/*
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# --
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# --
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#
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#
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#
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#
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# Fields:
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# Fields:
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#
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#
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# 1 Instruction format as a `start-bit,content' pairs.
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# 1 Instruction format as a `start-bit,content' pairs.
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# the content is one of a digit, field name or `/' (aka.0)
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# the content is one of a digit, field name or `/' (aka.0)
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#
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#
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# 2 Format specifier
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# 2 Format specifier
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#
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#
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# 3 Flags: 64 - 64bit only
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# 3 Flags: 64 - 64bit only
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# f - floating point enabled required
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# f - floating point enabled required
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#
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#
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# 4 short name
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# 4 short name
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#
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#
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# 5 Description
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# 5 Description
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#
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#
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#
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#
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# For flags marked 'model', the fields are interpreted as follows:
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# For flags marked 'model', the fields are interpreted as follows:
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#
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#
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# 1 Not used
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# 1 Not used
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#
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#
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# 2 Not used
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# 2 Not used
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#
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#
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# 3 "macro"
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# 3 "macro"
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#
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#
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# 4 String name for model
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# 4 String name for model
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#
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#
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# 5 Specific CPU model, must be an identifier
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# 5 Specific CPU model, must be an identifier
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#
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#
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# 6 Comma separated list of functional units
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# 6 Comma separated list of functional units
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*/
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*/
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/* Global constants */
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/* Global constants */
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enum {
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enum {
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max_insn_bit_size = 32,
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max_insn_bit_size = 32,
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};
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};
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typedef struct _insn_field insn_field;
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typedef struct _insn_field insn_field;
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struct _insn_field {
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struct _insn_field {
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int first;
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int first;
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int last;
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int last;
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int width;
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int width;
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int is_int;
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int is_int;
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int is_slash;
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int is_slash;
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int is_string;
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int is_string;
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int val_int;
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int val_int;
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char *pos_string;
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char *pos_string;
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char *val_string;
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char *val_string;
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insn_field *next;
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insn_field *next;
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insn_field *prev;
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insn_field *prev;
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};
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};
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typedef struct _insn_fields insn_fields;
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typedef struct _insn_fields insn_fields;
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struct _insn_fields {
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struct _insn_fields {
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insn_field *bits[max_insn_bit_size];
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insn_field *bits[max_insn_bit_size];
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insn_field *first;
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insn_field *first;
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insn_field *last;
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insn_field *last;
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unsigned value;
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unsigned value;
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};
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};
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/****************************************************************/
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/****************************************************************/
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typedef struct _opcode_field opcode_field;
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typedef struct _opcode_field opcode_field;
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struct _opcode_field {
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struct _opcode_field {
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int first;
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int first;
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int last;
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int last;
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int is_boolean;
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int is_boolean;
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unsigned boolean_constant;
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unsigned boolean_constant;
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opcode_field *parent;
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opcode_field *parent;
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};
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};
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/****************************************************************/
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/****************************************************************/
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typedef struct _insn_bits insn_bits;
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typedef struct _insn_bits insn_bits;
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struct _insn_bits {
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struct _insn_bits {
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int is_expanded;
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int is_expanded;
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int value;
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int value;
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insn_field *field;
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insn_field *field;
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opcode_field *opcode;
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opcode_field *opcode;
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insn_bits *last;
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insn_bits *last;
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};
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};
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/****************************************************************/
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/****************************************************************/
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typedef enum {
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typedef enum {
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insn_format,
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insn_format,
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insn_form,
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insn_form,
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insn_flags,
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insn_flags,
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insn_mnemonic,
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insn_mnemonic,
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insn_name,
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insn_name,
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insn_comment,
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insn_comment,
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nr_insn_table_fields
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nr_insn_table_fields
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} insn_table_fields;
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} insn_table_fields;
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typedef enum {
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typedef enum {
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function_type = insn_format,
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function_type = insn_format,
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function_name = insn_name,
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function_name = insn_name,
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function_param = insn_comment
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function_param = insn_comment
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} function_table_fields;
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} function_table_fields;
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typedef enum {
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typedef enum {
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model_name = insn_mnemonic,
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model_name = insn_mnemonic,
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model_identifer = insn_name,
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model_identifer = insn_name,
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model_default = insn_comment,
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model_default = insn_comment,
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} model_table_fields;
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} model_table_fields;
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typedef struct _insn insn;
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typedef struct _insn insn;
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struct _insn {
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struct _insn {
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table_entry *file_entry;
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table_entry *file_entry;
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insn_fields *fields;
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insn_fields *fields;
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insn *next;
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insn *next;
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};
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};
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typedef struct _insn_undef insn_undef;
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typedef struct _insn_undef insn_undef;
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struct _insn_undef {
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struct _insn_undef {
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insn_undef *next;
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insn_undef *next;
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char *name;
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char *name;
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};
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};
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typedef struct _model model;
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typedef struct _model model;
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struct _model {
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struct _model {
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model *next;
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model *next;
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char *name;
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char *name;
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char *printable_name;
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char *printable_name;
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char *insn_default;
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char *insn_default;
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table_model_entry *func_unit_start;
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table_model_entry *func_unit_start;
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table_model_entry *func_unit_end;
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table_model_entry *func_unit_end;
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};
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};
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typedef struct _insn_table insn_table;
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typedef struct _insn_table insn_table;
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struct _insn_table {
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struct _insn_table {
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int opcode_nr;
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int opcode_nr;
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insn_bits *expanded_bits;
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insn_bits *expanded_bits;
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int nr_insn;
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int nr_insn;
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insn *insns;
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insn *insns;
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insn *functions;
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insn *functions;
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insn *last_function;
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insn *last_function;
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decode_table *opcode_rule;
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decode_table *opcode_rule;
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opcode_field *opcode;
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opcode_field *opcode;
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int nr_entries;
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int nr_entries;
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insn_table *entries;
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insn_table *entries;
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insn_table *sibling;
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insn_table *sibling;
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insn_table *parent;
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insn_table *parent;
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};
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};
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typedef enum {
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typedef enum {
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insn_model_name,
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insn_model_name,
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insn_model_fields,
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insn_model_fields,
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nr_insn_model_table_fields
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nr_insn_model_table_fields
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} insn_model_table_fields;
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} insn_model_table_fields;
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extern insn_table *load_insn_table
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extern insn_table *load_insn_table
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(const char *file_name,
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(const char *file_name,
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decode_table *decode_rules,
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decode_table *decode_rules,
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filter *filters);
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filter *filters);
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model *models;
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model *models;
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model *last_model;
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model *last_model;
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insn *model_macros;
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insn *model_macros;
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insn *last_model_macro;
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insn *last_model_macro;
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insn *model_functions;
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insn *model_functions;
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insn *last_model_function;
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insn *last_model_function;
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insn *model_internal;
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insn *model_internal;
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insn *last_model_internal;
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insn *last_model_internal;
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insn *model_static;
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insn *model_static;
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insn *last_model_static;
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insn *last_model_static;
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insn *model_data;
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insn *model_data;
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insn *last_model_data;
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insn *last_model_data;
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int max_model_fields_len;
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int max_model_fields_len;
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extern void insn_table_insert_insn
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extern void insn_table_insert_insn
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(insn_table *table,
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(insn_table *table,
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table_entry *file_entry,
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table_entry *file_entry,
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insn_fields *fields);
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insn_fields *fields);
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/****************************************************************/
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/****************************************************************/
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/****************************************************************/
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/****************************************************************/
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typedef void leaf_handler
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typedef void leaf_handler
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(insn_table *entry,
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(insn_table *entry,
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lf *file,
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lf *file,
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void *data,
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void *data,
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int depth);
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int depth);
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typedef void insn_handler
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typedef void insn_handler
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(insn_table *table,
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(insn_table *table,
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lf *file,
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lf *file,
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void *data,
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void *data,
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insn *instruction,
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insn *instruction,
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int depth);
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int depth);
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typedef void padding_handler
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typedef void padding_handler
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(insn_table *table,
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(insn_table *table,
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lf *file,
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lf *file,
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void *data,
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void *data,
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int depth,
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int depth,
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int opcode_nr);
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int opcode_nr);
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extern void insn_table_traverse_tree
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extern void insn_table_traverse_tree
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(insn_table *table,
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(insn_table *table,
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lf *file,
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lf *file,
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void *data,
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void *data,
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int depth,
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int depth,
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leaf_handler *start,
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leaf_handler *start,
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insn_handler *handler,
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insn_handler *handler,
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leaf_handler *end,
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leaf_handler *end,
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padding_handler *padding);
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padding_handler *padding);
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extern void insn_table_traverse_insn
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extern void insn_table_traverse_insn
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(insn_table *table,
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(insn_table *table,
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lf *file,
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lf *file,
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void *data,
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void *data,
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insn_handler *handler);
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insn_handler *handler);
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/****************************************************************/
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/****************************************************************/
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typedef void function_handler
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typedef void function_handler
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(insn_table *table,
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(insn_table *table,
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lf *file,
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lf *file,
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void *data,
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void *data,
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table_entry *function);
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table_entry *function);
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extern void
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extern void
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insn_table_traverse_function
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insn_table_traverse_function
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(insn_table *table,
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(insn_table *table,
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lf *file,
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lf *file,
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void *data,
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void *data,
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function_handler *leaf);
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function_handler *leaf);
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/****************************************************************/
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/****************************************************************/
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extern void insn_table_expand_insns
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extern void insn_table_expand_insns
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(insn_table *table);
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(insn_table *table);
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extern int insn_table_depth
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extern int insn_table_depth
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(insn_table *table);
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(insn_table *table);
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