-/* This file is part of the program psim.
-
- Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- */
+/* The IGEN simulator generator for GDB, the GNU Debugger.
+
+ Copyright 2002-2013 Free Software Foundation, Inc.
+
+ Contributed by Andrew Cagney.
+
+ This file is part of GDB.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
/* code-generation options: */
-typedef enum {
+typedef enum
+{
/* Transfer control to an instructions semantic code using the the
standard call/return mechanism */
generate_jumps,
-} igen_code;
+}
+igen_code;
-typedef enum {
+typedef enum
+{
nia_is_cia_plus_one,
nia_is_void,
nia_is_invalid,
-} igen_nia;
+}
+igen_nia;
typedef struct _igen_gen_options igen_gen_options;
-struct _igen_gen_options {
+struct _igen_gen_options
+{
int direct_access;
int semantic_icache;
int insn_in_icache;
/* should multiple simulators be generated? */
int multi_sim;
+ /* name of the default multi-sim model */
+ char *default_model;
+
/* should the simulator support multi word instructions and if so,
what is the max nr of words. */
int multi_word;
typedef struct _igen_trace_options igen_trace_options;
-struct _igen_trace_options {
+struct _igen_trace_options
+{
int rule_selection;
int rule_rejection;
+ int insn_insertion;
+ int insn_expansion;
int entries;
int combine;
};
-typedef struct _igen_prefix_name {
- char *name;
- char *uname;
-} igen_prefix_name;
-
-typedef struct _igen_prefix_options {
- igen_prefix_name global;
- igen_prefix_name engine;
- igen_prefix_name icache;
- igen_prefix_name idecode;
- igen_prefix_name itable;
- igen_prefix_name semantics;
- igen_prefix_name support;
-} igen_prefix_options;
-
-typedef struct _igen_decode_options igen_decode_options ;
-struct _igen_decode_options {
+typedef struct _igen_name
+{
+ char *u;
+ char *l;
+}
+igen_name;
+typedef struct _igen_module
+{
+ igen_name prefix;
+ igen_name suffix;
+}
+igen_module;
+
+typedef struct _igen_module_options
+{
+ igen_module global;
+ igen_module engine;
+ igen_module icache;
+ igen_module idecode;
+ igen_module itable;
+ igen_module semantics;
+ igen_module support;
+}
+igen_module_options;
+
+typedef struct _igen_decode_options igen_decode_options;
+struct _igen_decode_options
+{
/* Combine tables? Should the generator make a second pass through
each generated table looking for any sub-entries that contain the
typedef struct _igen_warn_options igen_warn_options;
-struct _igen_warn_options {
+struct _igen_warn_options
+{
+
+ /* Issue warning about discarded instructions */
int discard;
+
+ /* Issue warning about invalid instruction widths */
+ int width;
+
+ /* Issue warning about unimplemented instructions */
+ int unimplemented;
+
};
+
typedef struct _igen_options igen_options;
-struct _igen_options {
+struct _igen_options
+{
/* What does the instruction look like - bit ordering, size, widths or
offesets */
int insn_specifying_widths;
/* what should global names be prefixed with? */
- igen_prefix_options prefix;
+ igen_module_options module;
/* See above for options and flags */
igen_gen_options gen;
/* See above for trace options */
igen_trace_options trace;
+ /* See above for include options */
+ table_include *include;
+
/* See above for decode options */
igen_decode_options decode;
extern igen_options options;
-/* default options - hopefully backward compatible */ \
-#define INIT_OPTIONS(OPTIONS) \
+/* default options - hopefully backward compatible */
+#define INIT_OPTIONS() \
do { \
- memset (&(OPTIONS), 0, sizeof (OPTIONS)); \
- memset (&(OPTIONS).warn, -1, sizeof ((OPTIONS).warn)); \
- (OPTIONS).hi_bit_nr = 0; \
- (OPTIONS).insn_bit_size = default_insn_bit_size; \
- (OPTIONS).insn_specifying_widths = 0; \
- (OPTIONS).prefix.global.name = ""; \
- (OPTIONS).prefix.global.uname = ""; \
- (OPTIONS).prefix.engine = (OPTIONS).prefix.global; \
- (OPTIONS).prefix.icache = (OPTIONS).prefix.global; \
- (OPTIONS).prefix.idecode = (OPTIONS).prefix.global; \
- (OPTIONS).prefix.itable = (OPTIONS).prefix.global; \
- (OPTIONS).prefix.semantics = (OPTIONS).prefix.global; \
- (OPTIONS).prefix.support = (OPTIONS).prefix.global; \
- (OPTIONS).gen.code = generate_calls; \
- (OPTIONS).gen.icache_size = 1024; \
- (OPTIONS).warning = warning; \
+ memset (&options, 0, sizeof options); \
+ memset (&options.warn, -1, sizeof (options.warn)); \
+ options.hi_bit_nr = 0; \
+ options.insn_bit_size = default_insn_bit_size; \
+ options.insn_specifying_widths = 0; \
+ options.module.global.prefix.u = ""; \
+ options.module.global.prefix.l = ""; \
+ /* the prefixes */ \
+ options.module.engine = options.module.global; \
+ options.module.icache = options.module.global; \
+ options.module.idecode = options.module.global; \
+ options.module.itable = options.module.global; \
+ options.module.semantics = options.module.global; \
+ options.module.support = options.module.global; \
+ /* the suffixes */ \
+ options.module.engine.suffix.l = "engine"; \
+ options.module.engine.suffix.u = "ENGINE"; \
+ options.module.icache.suffix.l = "icache"; \
+ options.module.icache.suffix.u = "ICACHE"; \
+ options.module.idecode.suffix.l = "idecode"; \
+ options.module.idecode.suffix.u = "IDECODE"; \
+ options.module.itable.suffix.l = "itable"; \
+ options.module.itable.suffix.u = "ITABLE"; \
+ options.module.semantics.suffix.l = "semantics"; \
+ options.module.semantics.suffix.u = "SEMANTICS"; \
+ options.module.support.suffix.l = "support"; \
+ options.module.support.suffix.u = "SUPPORT"; \
+ /* misc stuff */ \
+ options.gen.code = generate_calls; \
+ options.gen.icache_size = 1024; \
+ options.warning = warning; \
} while (0)
projects / external / binutils.git / blobdiff