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authorMike Frysinger <vapier@gentoo.org>2022-11-10 02:52:45 +0700
committerMike Frysinger <vapier@gentoo.org>2022-11-11 01:45:15 +0700
commit43a7bdb18f82c715f961ae8c97847aad25d551e3 (patch)
tree8b8126d9d98d4955a632d02c2ed718f46c6ca13b
parent2bc515880ec11f8f600f7f8fb7f8418fc87fcec4 (diff)
downloadgdb-users/vapier/sim/ppc.zip
gdb-users/vapier/sim/ppc.tar.gz
gdb-users/vapier/sim/ppc.tar.bz2
sim: ppc: drop old dgen.c generatorusers/vapier/sim/ppc
The spreg.[ch] files live in the source tree now and are created with the dgen.py script, so we don't need this old tool anymore.
-rw-r--r--sim/ppc/Makefile.in31
-rw-r--r--sim/ppc/dgen.c334
-rw-r--r--sim/ppc/options.c4
3 files changed, 6 insertions, 363 deletions
diff --git a/sim/ppc/Makefile.in b/sim/ppc/Makefile.in
index 8fed7da..cc9635e 100644
--- a/sim/ppc/Makefile.in
+++ b/sim/ppc/Makefile.in
@@ -101,7 +101,6 @@ IGEN_FILTER = @sim_filter@
IGEN_ICACHE = @sim_icache@
IGEN_SMP = @sim_igen_smp@
IGEN_LINE_NR = @sim_line_nr@
-DGEN_FLAGS =
IGEN_FLAGS = \
$(IGEN_DECODE_MECHANISM) \
@@ -112,11 +111,10 @@ IGEN_FLAGS = \
$(IGEN_SMP) \
$(IGEN_LINE_NR)
-# igen/dgen leak memory, and therefore makes AddressSanitizer unhappy. Disable
-# leak detection while running them.
+# igen leaks memory, and therefore makes AddressSanitizer unhappy. Disable
+# leak detection while running it.
IGEN = ASAN_OPTIONS=detect_leaks=0 ./igen
-DGEN = ASAN_OPTIONS=detect_leaks=0 ./dgen
.NOEXPORT:
MAKEOVERRIDES=
@@ -416,7 +414,6 @@ BUILT_SRC_WO_CONFIG = \
idecode.h idecode.c \
semantics.h semantics.c \
itable.h itable.c \
- spreg.h spreg.c \
model.h model.c \
support.h support.c \
pk.h \
@@ -516,7 +513,7 @@ PACKAGE_SRC = pk_disklabel.c
PACKAGE_OBJ = $(PACKAGE_SRC:.c=.o)
-$(TARGETLIB): tmp-igen tmp-dgen tmp-hw tmp-defines $(LIB_OBJ) $(GDB_OBJ)
+$(TARGETLIB): tmp-igen tmp-hw tmp-defines $(LIB_OBJ) $(GDB_OBJ)
$(ECHO_AR) $(AR) $(AR_FLAGS) $(TARGETLIB) $(LIB_OBJ) $(GDB_OBJ)
$(ECHO_RANLIB) $(RANLIB) $(TARGETLIB)
@@ -588,7 +585,7 @@ sim-fpu.o: $(srcdir)/../common/sim-fpu.c $(CONFIG_H)
# Rebuild options whenever something changes so the date/time is up to date.
options.o: options.c $(CPU_H) $(OPTIONS_H) $(DEFINES_H) $(BASICS_H) $(IDECODE_H) $(INLINE) $(LIB_SRC) $(BUILT_SRC) config.status Makefile
- $(ECHO_CC) $(CC) -c $(STD_CFLAGS) '-DOPCODE_RULES="@sim_opcode@"' '-DIGEN_FLAGS="$(IGEN_FLAGS)"' '-DDGEN_FLAGS="$(DGEN_FLAGS)"' $(srcdir)/options.c
+ $(ECHO_CC) $(CC) -c $(STD_CFLAGS) '-DOPCODE_RULES="@sim_opcode@"' '-DIGEN_FLAGS="$(IGEN_FLAGS)"' $(srcdir)/options.c
defines.h: tmp-defines; @true
tmp-defines: config.h Makefile
@@ -600,15 +597,6 @@ tmp-defines: config.h Makefile
# Rules to create the built c source code files
#
-tmp-dgen: dgen ppc-spr-table $(srcroot)/move-if-change
- $(ECHO_GEN) $(DGEN) $(DGEN_FLAGS) \
- -r $(srcdir)/ppc-spr-table \
- -n spreg.h -hp tmp-spreg.h \
- -n spreg.c -p tmp-spreg.c
- $(SILENCE) $(SHELL) $(srcroot)/move-if-change tmp-spreg.h spreg.h
- $(SILENCE) $(SHELL) $(srcroot)/move-if-change tmp-spreg.c spreg.c
- $(SILENCE) touch $@
-
tmp-igen: igen $(srcdir)/powerpc.igen $(srcdir)/altivec.igen $(srcdir)/e500.igen $(IGEN_OPCODE_RULES) $(srcroot)/move-if-change
$(ECHO_GEN) $(IGEN) $(IGEN_FLAGS) \
-o $(srcdir)/$(IGEN_OPCODE_RULES) \
@@ -642,12 +630,8 @@ tmp-igen: igen $(srcdir)/powerpc.igen $(srcdir)/altivec.igen $(srcdir)/e500.igen
# NOTE: Some versions of make don't handle files created as side-effects
# uncomment the below if that is the case.
-$(TARGETLIB): tmp-igen tmp-dgen
+$(TARGETLIB): tmp-igen
itable.h itable.c icache.h icache.c idecode.h idecode.c semantics.h semantics.c model.h model.c support.h support.c: tmp-igen
-spreg.h spreg.c: tmp-dgen
-
-dgen: dgen.o table.o lf.o misc.o filter_host.o
- $(ECHO_CCLD) $(LINK_FOR_BUILD) dgen.o table.o lf.o misc.o filter_host.o
igen: igen.o table.o lf.o misc.o filter_host.o ld-decode.o ld-cache.o filter.o ld-insn.o gen-model.o gen-itable.o gen-icache.o gen-semantics.o gen-idecode.o gen-support.o
$(ECHO_CCLD) $(LINK_FOR_BUILD) igen.o table.o lf.o misc.o filter_host.o ld-decode.o ld-cache.o filter.o ld-insn.o gen-model.o gen-itable.o gen-icache.o gen-semantics.o gen-idecode.o gen-support.o
@@ -702,9 +686,6 @@ gen-idecode.o: gen-idecode.c $(MISC_H) $(LF_H) $(TABLE_H) $(FILTER_H) $(LD_DECOD
gen-support.o: gen-support.c $(MISC_H) $(LF_H) $(TABLE_H) $(FILTER_H) $(LD_DECODE_H) $(LD_CACHE_H) $(LD_INSN_H) $(IGEN_H) $(GEN_SEMANTICS_H) $(GEN_SUPPORT_H)
$(ECHO_CC) $(COMPILE_FOR_BUILD) -c $(srcdir)/gen-support.c
-dgen.o: dgen.c $(CONFIG_H) $(MISC_H) $(LF_H) $(TABLE_H)
- $(ECHO_CC) $(COMPILE_FOR_BUILD) -c $(srcdir)/dgen.c
-
igen.o: igen.c $(MISC_H) $(LF_H) $(TABLE_H) $(CONFIG_H) $(FILTER_H) $(LD_CACHE_H) $(LD_DECODE_H) $(LD_INSN_H) $(IGEN_H) $(GEN_MODEL_H) $(GEN_ICACHE_H) $(GEN_ITABLE_H) $(GEN_IDECODE_H) $(GEN_SEMANTICS_H) $(GEN_SUPPORT_H)
$(ECHO_CC) $(COMPILE_FOR_BUILD) -c $(srcdir)/igen.c
@@ -801,7 +782,7 @@ TAGS: $(BUILT_SRC)
etags $(srcdir)/*.h $(srcdir)/*.c $(BUILT_SRC)
clean mostlyclean:
- rm -f tmp-* *.[oasi] core igen dgen $(BUILT_SRC_WO_CONFIG)
+ rm -f tmp-* *.[oasi] core igen $(BUILT_SRC_WO_CONFIG)
distclean realclean: clean
rm -f TAGS Makefile config.cache config.status config.h defines.h stamp-h config.log
diff --git a/sim/ppc/dgen.c b/sim/ppc/dgen.c
deleted file mode 100644
index 73f8d7d..0000000
--- a/sim/ppc/dgen.c
+++ /dev/null
@@ -1,334 +0,0 @@
-/* This file is part of the program psim.
-
- Copyright (C) 1994-1995, 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 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/>.
-
- */
-
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <getopt.h>
-#include <stdio.h>
-#include <ctype.h>
-#include <stdarg.h>
-
-#include "build-config.h"
-#include "misc.h"
-#include "lf.h"
-#include "table.h"
-
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-
-/****************************************************************/
-
-enum {
- nr_of_sprs = 1024,
-};
-
-/****************************************************************/
-
-
-typedef enum {
- spreg_name,
- spreg_reg_nr,
- spreg_readonly,
- spreg_length,
- nr_spreg_fields,
-} spreg_fields;
-
-typedef struct _spreg_table_entry spreg_table_entry;
-struct _spreg_table_entry {
- char *name;
- int spreg_nr;
- int is_readonly;
- int length;
- table_entry *entry;
- spreg_table_entry *next;
-};
-
-typedef struct _spreg_table spreg_table;
-struct _spreg_table {
- spreg_table_entry *sprs;
-};
-
-static void
-spreg_table_insert(spreg_table *table, table_entry *entry)
-{
- /* create a new spr entry */
- spreg_table_entry *new_spr = ZALLOC(spreg_table_entry);
- new_spr->next = NULL;
- new_spr->entry = entry;
- new_spr->spreg_nr = atoi(entry->fields[spreg_reg_nr]);
- new_spr->is_readonly = (entry->fields[spreg_readonly]
- ? atoi(entry->fields[spreg_readonly])
- : 0);
- new_spr->length = atoi(entry->fields[spreg_length]);
- new_spr->name = (char*)zalloc(strlen(entry->fields[spreg_name]) + 1);
- ASSERT(new_spr->name != NULL);
- {
- int i;
- for (i = 0; entry->fields[spreg_name][i] != '\0'; i++) {
- if (isupper(entry->fields[spreg_name][i]))
- new_spr->name[i] = tolower(entry->fields[spreg_name][i]);
- else
- new_spr->name[i] = entry->fields[spreg_name][i];
- }
- }
-
- /* insert, by spreg_nr order */
- {
- spreg_table_entry **ptr_to_spreg_entry = &table->sprs;
- spreg_table_entry *spreg_entry = *ptr_to_spreg_entry;
- while (spreg_entry != NULL && spreg_entry->spreg_nr < new_spr->spreg_nr) {
- ptr_to_spreg_entry = &spreg_entry->next;
- spreg_entry = *ptr_to_spreg_entry;
- }
- ASSERT(spreg_entry == NULL || spreg_entry->spreg_nr != new_spr->spreg_nr);
- *ptr_to_spreg_entry = new_spr;
- new_spr->next = spreg_entry;
- }
-
-}
-
-
-static spreg_table *
-spreg_table_load(char *file_name)
-{
- table *file = table_open(file_name, nr_spreg_fields, 0);
- spreg_table *table = ZALLOC(spreg_table);
-
- {
- table_entry *entry;
- while ((entry = table_entry_read(file)) != NULL) {
- spreg_table_insert(table, entry);
- }
- }
-
- return table;
-}
-
-
-/****************************************************************/
-
-char *spreg_attributes[] = {
- "is_valid",
- "is_readonly",
- "name",
- "index",
- "length",
- 0
-};
-
-static void
-gen_spreg_h(spreg_table *table, lf *file)
-{
- spreg_table_entry *entry;
- char **attribute;
-
- lf_print__gnu_copyleft(file);
- lf_printf(file, "\n");
- lf_printf(file, "#ifndef _SPREG_H_\n");
- lf_printf(file, "#define _SPREG_H_\n");
- lf_printf(file, "\n");
- lf_printf(file, "typedef unsigned_word spreg;\n");
- lf_printf(file, "\n");
- lf_printf(file, "typedef enum {\n");
-
- for (entry = table->sprs;
- entry != NULL ;
- entry = entry->next) {
- lf_printf(file, " spr_%s = %d,\n", entry->name, entry->spreg_nr);
- }
-
- lf_printf(file, " nr_of_sprs = %d\n", nr_of_sprs);
- lf_printf(file, "} sprs;\n");
- lf_printf(file, "\n");
- for (attribute = spreg_attributes;
- *attribute != NULL;
- attribute++) {
- if (strcmp(*attribute, "name") == 0) {
- lf_print_function_type(file, "const char *", "INLINE_SPREG", " ");
- lf_printf(file, "spr_%s(sprs spr);\n", *attribute);
- }
- else {
- lf_print_function_type(file, "int", "INLINE_SPREG", " ");
- lf_printf(file, "spr_%s(sprs spr);\n", *attribute);
- }
- }
- lf_printf(file, "\n");
- lf_printf(file, "#endif /* _SPREG_H_ */\n");
-}
-
-
-static void
-gen_spreg_c(spreg_table *table, lf *file)
-{
- spreg_table_entry *entry;
- char **attribute;
- int spreg_nr;
- int spreg_lookup_table;
-
- lf_print__gnu_copyleft(file);
- lf_printf(file, "\n");
- lf_printf(file, "#ifndef _SPREG_C_\n");
- lf_printf(file, "#define _SPREG_C_\n");
- lf_printf(file, "\n");
- lf_printf(file, "#include \"basics.h\"\n");
- lf_printf(file, "#include \"spreg.h\"\n");
-
- lf_printf(file, "\n");
- lf_printf(file, "typedef struct _spreg_info {\n");
- lf_printf(file, " const char *name;\n");
- lf_printf(file, " int is_valid;\n");
- lf_printf(file, " int length;\n");
- lf_printf(file, " int is_readonly;\n");
- lf_printf(file, " int index;\n");
- lf_printf(file, "} spreg_info;\n");
- lf_printf(file, "\n");
- lf_printf(file, "static const spreg_info spr_info[nr_of_sprs+1] = {\n");
- entry = table->sprs;
- for (spreg_nr = 0; spreg_nr < nr_of_sprs+1; spreg_nr++) {
- if (entry == NULL || spreg_nr < entry->spreg_nr)
- lf_printf(file, " { 0, 0, 0, 0, %d},\n", spreg_nr);
- else {
- lf_printf(file, " { \"%s\", %d, %d, %d, spr_%s /*%d*/ },\n",
- entry->name, 1, entry->length, entry->is_readonly,
- entry->name, entry->spreg_nr);
- entry = entry->next;
- }
- }
- lf_printf(file, "};\n");
-
- for (attribute = spreg_attributes;
- *attribute != NULL;
- attribute++) {
- lf_printf(file, "\n");
- if (strcmp(*attribute, "name") == 0) {
- lf_print_function_type(file, "const char *", "INLINE_SPREG", "\n");
- }
- else {
- lf_print_function_type(file, "int", "INLINE_SPREG", "\n");
- }
- lf_printf(file, "spr_%s(sprs spr)\n", *attribute);
- lf_printf(file, "{\n");
- spreg_lookup_table = !(strcmp(*attribute, "name") == 0
- || strcmp(*attribute, "index") == 0);
- if (spreg_lookup_table) {
- spreg_table_entry *entry;
- lf_printf(file, "#ifdef WITH_SPREG_SWITCH_TABLE\n");
- lf_printf(file, " switch (spr) {\n");
- for (entry = table->sprs; entry != NULL; entry = entry->next) {
- if (strcmp(*attribute, "is_valid") == 0) {
- lf_printf(file, " case %d:\n", entry->spreg_nr);
- /* No return -- see below. */;
- } else if (strcmp(*attribute, "is_readonly") == 0) {
- /* Since we return 0 by default, only output non-zero entries. */
- if (entry->is_readonly) {
- lf_printf(file, " case %d:\n", entry->spreg_nr);
- lf_printf(file, " return %d;\n", entry->is_readonly);
- }
- } else if (strcmp(*attribute, "length") == 0) {
- /* Since we return 0 by default, only output non-zero entries. */
- if (entry->length) {
- lf_printf(file, " case %d:\n", entry->spreg_nr);
- lf_printf(file, " return %d;\n", entry->length);
- }
- } else
- ASSERT(0);
- }
- /* Output a single return for is_valid. */
- if (strcmp(*attribute, "is_valid") == 0)
- lf_printf(file, " return 1;\n");
- lf_printf(file, " }\n");
- lf_printf(file, " return 0;\n");
- lf_printf(file, "#else\n");
- }
- lf_printf(file, " return spr_info[spr].%s;\n",
- *attribute);
- if (spreg_lookup_table)
- lf_printf(file, "#endif\n");
- lf_printf(file, "}\n");
- }
-
- lf_printf(file, "\n");
- lf_printf(file, "#endif /* _SPREG_C_ */\n");
-}
-
-
-
-/****************************************************************/
-
-
-int
-main(int argc,
- char **argv,
- char **envp)
-{
- lf_file_references file_references = lf_include_references;
- spreg_table *sprs = NULL;
- static const struct option longopts[] = { { 0 } };
- char *real_file_name = NULL;
- int is_header = 0;
- int ch;
-
- if (argc <= 1) {
- printf("Usage: dgen ...\n");
- printf("-n <file-name> Use this as cpp line numbering name\n");
- printf("-h Output header file\n");
- printf("-p <spreg-file> Output spreg.h(P) or spreg.c(p)\n");
- }
-
- while ((ch = getopt_long (argc, argv, "hsn:r:p:", longopts, NULL))
- != -1)
- {
-#if 0 /* For debugging. */
- fprintf(stderr, "\t-%c %s\n", ch, ( optarg ? optarg : ""));
-#endif
- switch(ch) {
- case 'r':
- sprs = spreg_table_load(optarg);
- break;
- case 'n':
- real_file_name = strdup(optarg);
- break;
- case 'h':
- is_header = 1;
- break;
- case 'p':
- {
- lf *file = lf_open(optarg, real_file_name, file_references,
- (is_header ? lf_is_h : lf_is_c),
- argv[0]);
- if (is_header)
- gen_spreg_h(sprs, file);
- else
- gen_spreg_c(sprs, file);
- lf_close(file);
- is_header = 0;
- }
- real_file_name = NULL;
- break;
- default:
- error("unknown option\n");
- }
- }
- return 0;
-}
diff --git a/sim/ppc/options.c b/sim/ppc/options.c
index a696db1..6460615 100644
--- a/sim/ppc/options.c
+++ b/sim/ppc/options.c
@@ -155,10 +155,6 @@ print_options (void)
printf_filtered ("IGEN_FLAGS = %s\n", IGEN_FLAGS);
#endif
-#ifdef DGEN_FLAGS
- printf_filtered ("DGEN_FLAGS = %s\n", DGEN_FLAGS);
-#endif
-
{
static const char *const defines[] = {
#ifdef __GNUC__