-/* This file is part of the program psim.
-
- Copyright (C) 1994-1998, 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 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 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. */
+
#include "misc.h"
#include "lf.h"
static void
-lf_print_opcodes (lf *file,
- gen_entry *table)
+lf_print_opcodes (lf *file, gen_entry *table)
{
- if (table != NULL)
+ if (table !=NULL)
{
while (1)
{
ASSERT (table->opcode != NULL);
lf_printf (file, "_%d_%d",
- table->opcode->first,
- table->opcode->last);
- if (table->parent == NULL) break;
+ table->opcode->first, table->opcode->last);
+ if (table->parent == NULL)
+ break;
lf_printf (file, "__%d", table->opcode_nr);
table = table->parent;
}
{
int word_nr;
for (word_nr = previous_nr_prefetched_words;
- word_nr < current_nr_prefetched_words;
- word_nr ++)
+ word_nr < current_nr_prefetched_words; word_nr++)
{
- lf_printf (file, "instruction_word instruction_%d = IMEM%d_IMMED (cia, %d);\n",
+ lf_printf (file,
+ "instruction_word instruction_%d = IMEM%d_IMMED (cia, %d);\n",
word_nr, options.insn_bit_size, word_nr);
-
+
}
}
static void
-lf_print_table_name (lf *file,
- gen_entry *table)
+lf_print_table_name (lf *file, gen_entry *table)
{
lf_printf (file, "idecode_table");
lf_print_opcodes (file, table);
static void
-print_idecode_table (lf *file,
- gen_entry *entry,
- const char *result)
+print_idecode_table (lf *file, gen_entry *entry, const char *result)
{
lf_printf (file, "/* prime the search */\n");
lf_printf (file, "idecode_table_entry *table = ");
i2target (options.hi_bit_nr, entry->opcode->first),
i2target (options.hi_bit_nr, entry->opcode->last));
lf_printf (file, "idecode_table_entry *table_entry = table + opcode;\n");
-
+
lf_printf (file, "\n");
lf_printf (file, "/* iterate until a leaf */\n");
lf_printf (file, "while (1) {\n");
lf_printf (file, " table_entry = table + opcode;\n");
lf_printf (file, " }\n");
lf_printf (file, "}\n");
-
+
lf_printf (file, "\n");
lf_printf (file, "/* call the leaf code */\n");
if (options.gen.code == generate_jumps)
lf_printf (file, "%s ", result);
if (options.gen.icache)
{
- lf_printf (file, "(((idecode_icache*)table_entry->function_or_table)\n");
+ lf_printf (file,
+ "(((idecode_icache*)table_entry->function_or_table)\n");
lf_printf (file, " (");
print_icache_function_actual (file, 1);
lf_printf (file, "));\n");
}
else
{
- lf_printf (file, "((idecode_semantic*)table_entry->function_or_table)\n");
+ lf_printf (file,
+ "((idecode_semantic*)table_entry->function_or_table)\n");
lf_printf (file, " (");
print_semantic_function_actual (file, 1);
lf_printf (file, ");\n");
static void
-print_idecode_table_start (lf *file,
- gen_entry *table,
- int depth,
- void *data)
+print_idecode_table_start (lf *file, gen_entry *table, int depth, void *data)
{
ASSERT (depth == 0);
/* start of the table */
}
static void
-print_idecode_table_leaf (lf *file,
- gen_entry *entry,
- int depth,
- void *data)
+print_idecode_table_leaf (lf *file, gen_entry *entry, int depth, void *data)
{
gen_entry *master_entry;
ASSERT (entry->parent != NULL);
else
{
/* table `calling' another table */
- lf_printf (file, "%d, ", options.insn_bit_size - entry->opcode->last - 1);
- lf_printf (file, "MASK%d(%d,%d), ",
- options.insn_bit_size,
+ lf_printf (file, "%d, ",
+ options.insn_bit_size - entry->opcode->last - 1);
+ lf_printf (file, "MASK%d(%d,%d), ", options.insn_bit_size,
i2target (options.hi_bit_nr, entry->opcode->first),
i2target (options.hi_bit_nr, entry->opcode->last));
lf_printf (file, "0, ");
}
static void
-print_idecode_table_end (lf *file,
- gen_entry *table,
- int depth,
- void *data)
+print_idecode_table_end (lf *file, gen_entry *table, int depth, void *data)
{
ASSERT (depth == 0);
- if (table->opcode_rule->gen == array_gen) {
- lf_printf (file, "};\n");
- }
+ if (table->opcode_rule->gen == array_gen)
+ {
+ lf_printf (file, "};\n");
+ }
}
/****************************************************************/
static void
-print_goto_switch_name (lf *file,
- gen_entry *entry)
+print_goto_switch_name (lf *file, gen_entry *entry)
{
lf_printf (file, "case_");
if (entry->opcode == NULL)
}
else
{
- lf_print_table_name(file, entry);
+ lf_print_table_name (file, entry);
}
}
static void
print_goto_switch_table_leaf (lf *file,
- gen_entry *entry,
- int depth,
- void *data)
+ gen_entry *entry, int depth, void *data)
{
ASSERT (entry->parent != NULL);
ASSERT (depth == 0);
ASSERT (entry->parent->opcode_rule->gen == goto_switch_gen);
ASSERT (entry->parent->opcode);
-
+
lf_printf (file, "/* %d */ &&", entry->opcode_nr);
if (entry->combined_parent != NULL)
print_goto_switch_name (file, entry->combined_parent);
}
static void
-print_goto_switch_break (lf *file,
- gen_entry *entry)
+print_goto_switch_break (lf *file, gen_entry *entry)
{
lf_printf (file, "goto break_");
lf_print_table_name (file, entry->parent);
static void
-print_goto_switch_table (lf *file,
- gen_entry *table)
+print_goto_switch_table (lf *file, gen_entry *table)
{
lf_printf (file, "const static void *");
lf_print_table_name (file, table);
lf_printf (file, "[] = {\n");
lf_indent (file, +2);
- gen_entry_traverse_tree (file, table,
- 0,
- NULL/*start*/,
- print_goto_switch_table_leaf,
- NULL/*end*/,
- NULL/*data*/);
+ gen_entry_traverse_tree (file, table, 0, NULL /*start */ ,
+ print_goto_switch_table_leaf, NULL /*end */ ,
+ NULL /*data */ );
lf_indent (file, -2);
lf_printf (file, "};\n");
}
-void print_idecode_switch
-(lf *file,
- gen_entry *table,
- const char *result);
+void print_idecode_switch (lf *file, gen_entry *table, const char *result);
static void
-print_idecode_switch_start (lf *file,
- gen_entry *table,
- int depth,
- void *data)
+print_idecode_switch_start (lf *file, gen_entry *table, int depth, void *data)
{
/* const char *result = data; */
ASSERT (depth == 0);
ASSERT (table->opcode_rule->gen == switch_gen
|| table->opcode_rule->gen == goto_switch_gen
|| table->opcode_rule->gen == padded_switch_gen);
-
+
if (table->opcode->is_boolean
|| table->opcode_rule->gen == switch_gen
|| table->opcode_rule->gen == padded_switch_gen)
}
else
{
- ASSERT("bad switch" == NULL);
+ ASSERT ("bad switch" == NULL);
}
}
static void
-print_idecode_switch_leaf (lf *file,
- gen_entry *entry,
- int depth,
- void *data)
+print_idecode_switch_leaf (lf *file, gen_entry *entry, int depth, void *data)
{
const char *result = data;
ASSERT (entry->parent != NULL);
|| entry->parent->opcode_rule->gen == goto_switch_gen
|| entry->parent->opcode_rule->gen == padded_switch_gen);
ASSERT (entry->parent->opcode);
-
+
/* skip over any instructions combined into another entry */
if (entry->combined_parent != NULL)
return;
- if (entry->parent->opcode->is_boolean
- && entry->opcode_nr == 0)
+ if (entry->parent->opcode->is_boolean && entry->opcode_nr == 0)
{
/* case: boolean false target */
lf_printf (file, "case %d:\n", entry->parent->opcode->boolean_constant);
}
- else if (entry->parent->opcode->is_boolean
- && entry->opcode_nr != 0)
+ else if (entry->parent->opcode->is_boolean && entry->opcode_nr != 0)
{
/* case: boolean true case */
lf_printf (file, "default:\n");
if (options.gen.code == generate_calls)
{
lf_printf (file, " (");
- print_semantic_function_actual (file, entry->insns->semantic->nr_prefetched_words);
+ print_semantic_function_actual (file,
+ entry->insns->semantic->
+ nr_prefetched_words);
lf_printf (file, ")");
}
lf_printf (file, ";\n");
}
else if (entry->parent->opcode_rule->gen == goto_switch_gen)
{
- print_goto_switch_break(file, entry);
+ print_goto_switch_break (file, entry);
}
else
{
static void
-print_idecode_switch_illegal (lf *file,
- const char *result)
+print_idecode_switch_illegal (lf *file, const char *result)
{
lf_indent (file, +2);
print_idecode_invalid (file, result, invalid_illegal);
}
static void
-print_idecode_switch_end (lf *file,
- gen_entry *table,
- int depth,
- void *data)
+print_idecode_switch_end (lf *file, gen_entry *table, int depth, void *data)
{
const char *result = data;
ASSERT (depth == 0);
|| table->opcode_rule->gen == goto_switch_gen
|| table->opcode_rule->gen == padded_switch_gen);
ASSERT (table->opcode);
-
+
if (table->opcode->is_boolean)
{
lf_printf (file, "}\n");
lf_indent (file, +2);
if (table->nr_entries == table->opcode->nr_opcodes)
{
- print_sim_engine_abort (file, "Internal error - bad switch generated");
+ print_sim_engine_abort (file,
+ "Internal error - bad switch generated");
lf_printf (file, "%sNULL_CIA;\n", result);
lf_printf (file, "break;\n");
}
lf_printf (file, ":\n");
print_idecode_invalid (file, result, invalid_illegal);
lf_printf (file, "break_");
- lf_print_table_name(file, table);
+ lf_print_table_name (file, table);
lf_printf (file, ":;\n");
if (table->parent != NULL
&& (table->parent->opcode_rule->gen == switch_gen
void
-print_idecode_switch (lf *file,
- gen_entry *table,
- const char *result)
+print_idecode_switch (lf *file, gen_entry *table, const char *result)
{
gen_entry_traverse_tree (file, table,
0,
print_idecode_switch_start,
print_idecode_switch_leaf,
- print_idecode_switch_end,
- (void*)result);
+ print_idecode_switch_end, (void *) result);
}
static void
-idecode_declare_if_switch (lf *file,
- gen_entry *table,
- int depth,
- void *data)
+idecode_declare_if_switch (lf *file, gen_entry *table, int depth, void *data)
{
- if ((table->opcode_rule->gen == switch_gen
- || table->opcode_rule->gen == goto_switch_gen
- || table->opcode_rule->gen == padded_switch_gen)
- && table->parent != NULL /* don't declare the top one yet */
+ if ((table->opcode_rule->gen == switch_gen || table->opcode_rule->gen == goto_switch_gen || table->opcode_rule->gen == padded_switch_gen) &&table->parent != NULL /* don't declare the top one yet */
&& table->parent->opcode_rule->gen == array_gen)
{
print_idecode_switch_function_header (file,
table,
- 0/*isnt function definition*/,
+ 0 /*isnt function definition */ ,
0);
}
}
static void
-idecode_expand_if_switch (lf *file,
- gen_entry *table,
- int depth,
- void *data)
+idecode_expand_if_switch (lf *file, gen_entry *table, int depth, void *data)
{
- if ((table->opcode_rule->gen == switch_gen
- || table->opcode_rule->gen == goto_switch_gen
- || table->opcode_rule->gen == padded_switch_gen)
- && table->parent != NULL /* don't expand the top one yet */
+ if ((table->opcode_rule->gen == switch_gen || table->opcode_rule->gen == goto_switch_gen || table->opcode_rule->gen == padded_switch_gen) &&table->parent != NULL /* don't expand the top one yet */
&& table->parent->opcode_rule->gen == array_gen)
{
- print_idecode_switch_function_header(file,
- table,
- 1/*is function definition*/,
- 0);
+ print_idecode_switch_function_header (file,
+ table,
+ 1 /*is function definition */ ,
+ 0);
if (options.gen.code == generate_calls)
{
lf_printf (file, "{\n");
lf_indent (file, +2);
}
- print_idecode_switch(file, table, "return");
+ print_idecode_switch (file, table, "return");
if (options.gen.code == generate_calls)
{
lf_indent (file, -2);
void
-print_idecode_lookups (lf *file,
- gen_entry *table,
- cache_entry *cache_rules)
+print_idecode_lookups (lf *file, gen_entry *table, cache_entry *cache_rules)
{
int depth;
-
+
/* output switch function declarations where needed by tables */
- gen_entry_traverse_tree (file, table,
- 1,
- idecode_declare_if_switch, /* START */
- NULL, NULL,
- NULL);
-
+ gen_entry_traverse_tree (file, table, 1, idecode_declare_if_switch, /* START */
+ NULL, NULL, NULL);
+
/* output tables where needed */
- for (depth = gen_entry_depth (table);
- depth > 0;
- depth--)
+ for (depth = gen_entry_depth (table); depth > 0; depth--)
{
gen_entry_traverse_tree (file, table,
- 1-depth,
+ 1 - depth,
print_idecode_table_start,
print_idecode_table_leaf,
- print_idecode_table_end,
- NULL);
+ print_idecode_table_end, NULL);
}
-
+
/* output switch functions where needed */
- gen_entry_traverse_tree (file, table,
- 1,
- idecode_expand_if_switch, /* START */
- NULL, NULL,
- NULL);
+ gen_entry_traverse_tree (file, table, 1, idecode_expand_if_switch, /* START */
+ NULL, NULL, NULL);
}
void
-print_idecode_body (lf *file,
- gen_entry *table,
- const char *result)
+print_idecode_body (lf *file, gen_entry *table, const char *result)
{
if (table->opcode_rule->gen == switch_gen
|| table->opcode_rule->gen == goto_switch_gen
#if 0
static void
-print_jump (lf *file,
- int is_tail)
+print_jump (lf *file, int is_tail)
{
if (is_tail)
{
lf_putstr (file, "if (keep_running != NULL && !*keep_running)\n");
lf_putstr (file, " cpu_halt(cpu, nia, was_continuing, 0/*na*/);\n");
}
-
+
if (!options.generate_smp)
{
lf_putstr (file, "if (WITH_EVENTS) {\n");
lf_putstr (file, " }\n");
lf_putstr (file, "}\n");
}
-
+
if (options.generate_smp)
{
if (is_tail)
lf_putstr (file, "cpu = cpus[current_cpu];\n");
lf_putstr (file, "nia = cpu_get_program_counter(cpu);\n");
}
-
+
if (options.gen.icache)
{
lf_putstr (file, "cache_entry = cpu_icache_entry(cpu, nia);\n");
{
lf_printf (file, "goto idecode;\n");
}
-
+
}
#endif
#if 0
static void
print_jump_insn (lf *file,
- insn_entry *instruction,
- insn_bits *expanded_bits,
- opcode_field *opcodes,
- cache_entry *cache_rules)
+ insn_entry * instruction,
+ insn_bits * expanded_bits,
+ opcode_field *opcodes, cache_entry *cache_rules)
{
-
+
/* what we are for the moment */
lf_printf (file, "\n");
print_my_defines (file, expanded_bits, instruction->name);
-
+
/* output the icache entry */
if (options.gen.icache)
{
lf_indent (file, -1);
print_function_name (file,
instruction->name,
- expanded_bits,
- function_name_prefix_icache);
+ expanded_bits, function_name_prefix_icache);
lf_printf (file, ":\n");
lf_indent (file, +1);
lf_printf (file, "{\n");
lf_indent (file, +2);
lf_putstr (file, "const unsigned_word cia = nia;\n");
- print_itrace (file, instruction, 1/*putting-value-in-cache*/);
+ print_itrace (file, instruction, 1 /*putting-value-in-cache */ );
print_idecode_validate (file, instruction, opcodes);
lf_printf (file, "\n");
lf_printf (file, "{\n");
lf_indent (file, +2);
- print_icache_body (file,
- instruction,
- expanded_bits,
- cache_rules,
- 0, /*use_defines*/
+ print_icache_body (file, instruction, expanded_bits, cache_rules, 0, /*use_defines */
put_values_in_icache);
lf_printf (file, "cache_entry->address = nia;\n");
lf_printf (file, "cache_entry->semantic = &&");
print_function_name (file,
instruction->name,
- expanded_bits,
- function_name_prefix_semantics);
+ expanded_bits, function_name_prefix_semantics);
lf_printf (file, ";\n");
if (options.gen.semantic_icache)
{
- print_semantic_body (file,
- instruction,
- expanded_bits,
- opcodes);
- print_jump (file, 1/*is-tail*/);
+ print_semantic_body (file, instruction, expanded_bits, opcodes);
+ print_jump (file, 1 /*is-tail */ );
}
else
{
lf_printf (file, "/* goto ");
print_function_name (file,
instruction->name,
- expanded_bits,
- function_name_prefix_semantics);
+ expanded_bits, function_name_prefix_semantics);
lf_printf (file, "; */\n");
}
lf_indent (file, -2);
lf_indent (file, -2);
lf_printf (file, "}\n");
}
-
+
/* print the semantics */
lf_printf (file, "\n");
lf_indent (file, -1);
print_function_name (file,
instruction->name,
- expanded_bits,
- function_name_prefix_semantics);
+ expanded_bits, function_name_prefix_semantics);
lf_printf (file, ":\n");
lf_indent (file, +1);
lf_printf (file, "{\n");
? define_variables
: declare_variables),
(options.gen.icache
- ? get_values_from_icache
- : do_not_use_icache));
- print_semantic_body (file,
- instruction,
- expanded_bits,
- opcodes);
+ ? get_values_from_icache : do_not_use_icache));
+ print_semantic_body (file, instruction, expanded_bits, opcodes);
if (options.gen.direct_access)
print_icache_body (file,
instruction,
cache_rules,
undef_variables,
(options.gen.icache
- ? get_values_from_icache
- : do_not_use_icache));
- print_jump (file, 1/*is tail*/);
+ ? get_values_from_icache : do_not_use_icache));
+ print_jump (file, 1 /*is tail */ );
lf_indent (file, -2);
lf_printf (file, "}\n");
}
static void
print_jump_definition (lf *file,
gen_entry *entry,
- insn_entry *insn,
- int depth,
- void *data)
+ insn_entry * insn, int depth, void *data)
{
- cache_entry *cache_rules = (cache_entry*)data;
+ cache_entry *cache_rules = (cache_entry *) data;
if (options.generate_expanded_instructions)
{
ASSERT (entry->nr_insns == 1
&& entry->opcode == NULL
- && entry->parent != NULL
- && entry->parent->opcode != NULL);
+ && entry->parent != NULL && entry->parent->opcode != NULL);
ASSERT (entry->nr_insns == 1
&& entry->opcode == NULL
&& entry->parent != NULL
&& entry->parent->opcode_rule != NULL);
print_jump_insn (file,
entry->insns->words[0]->insn,
- entry->expanded_bits,
- entry->opcode,
- cache_rules);
+ entry->expanded_bits, entry->opcode, cache_rules);
}
else
{
print_jump_insn (file,
- instruction->words[0]->insn,
- NULL,
- NULL,
- cache_rules);
+ instruction->words[0]->insn, NULL, NULL, cache_rules);
}
}
#endif
static void
print_jump_internal_function (lf *file,
gen_entry *table,
- function_entry *function,
- void *data)
+ function_entry * function, void *data)
{
if (function->is_internal)
{
#if 0
static void
-print_jump_until_stop_body(lf *file,
- insn_table *table,
- cache_table *cache_rules)
+print_jump_until_stop_body (lf *file,
+ insn_table *table, cache_table * cache_rules)
{
lf_printf (file, "{\n");
lf_indent (file, +2);
lf_putstr (file, "sim_cpu *cpu = NULL;\n");
lf_putstr (file, "unsigned_word nia = -1;\n");
lf_putstr (file, "instruction_word instruction = 0;\n");
- if ((code & generate_with_icache)) {
- lf_putstr (file, "idecode_cache *cache_entry = NULL;\n");
- }
- if (generate_smp) {
- lf_putstr (file, "int current_cpu = -1;\n");
- }
+ if ((code & generate_with_icache))
+ {
+ lf_putstr (file, "idecode_cache *cache_entry = NULL;\n");
+ }
+ if (generate_smp)
+ {
+ lf_putstr (file, "int current_cpu = -1;\n");
+ }
/* all the switches and tables - they know about jumping */
- print_idecode_lookups(file, table, cache_rules);
-
+ print_idecode_lookups (file, table, cache_rules);
+
/* start the simulation up */
- if ((code & generate_with_icache)) {
- lf_putstr (file, "\n");
- lf_putstr (file, "{\n");
- lf_putstr (file, " int cpu_nr;\n");
- lf_putstr (file, " for (cpu_nr = 0; cpu_nr < nr_cpus; cpu_nr++)\n");
- lf_putstr (file, " cpu_flush_icache(cpus[cpu_nr]);\n");
- lf_putstr (file, "}\n");
- }
+ if ((code & generate_with_icache))
+ {
+ lf_putstr (file, "\n");
+ lf_putstr (file, "{\n");
+ lf_putstr (file, " int cpu_nr;\n");
+ lf_putstr (file, " for (cpu_nr = 0; cpu_nr < nr_cpus; cpu_nr++)\n");
+ lf_putstr (file, " cpu_flush_icache(cpus[cpu_nr]);\n");
+ lf_putstr (file, "}\n");
+ }
lf_putstr (file, "\n");
lf_putstr (file, "psim_set_halt_and_restart(system, &halt, &restart);\n");
lf_putstr (file, "setjmp(restart);\n");
lf_putstr (file, "\n");
- if (!generate_smp) {
- lf_putstr (file, "cpu = cpus[0];\n");
- lf_putstr (file, "nia = cpu_get_program_counter(cpu);\n");
- }
- else {
- lf_putstr (file, "current_cpu = psim_last_cpu(system);\n");
- }
+ if (!generate_smp)
+ {
+ lf_putstr (file, "cpu = cpus[0];\n");
+ lf_putstr (file, "nia = cpu_get_program_counter(cpu);\n");
+ }
+ else
+ {
+ lf_putstr (file, "current_cpu = psim_last_cpu(system);\n");
+ }
- if (!(code & generate_with_icache)) {
- lf_printf (file, "\n");
- lf_indent (file, -1);
- lf_printf (file, "idecode:\n");
- lf_indent (file, +1);
- }
+ if (!(code & generate_with_icache))
+ {
+ lf_printf (file, "\n");
+ lf_indent (file, -1);
+ lf_printf (file, "idecode:\n");
+ lf_indent (file, +1);
+ }
- print_jump(file, 0/*is_tail*/);
+ print_jump (file, 0 /*is_tail */ );
- if ((code & generate_with_icache)) {
- lf_indent (file, -1);
- lf_printf (file, "cache_miss:\n");
- lf_indent (file, +1);
- }
+ if ((code & generate_with_icache))
+ {
+ lf_indent (file, -1);
+ lf_printf (file, "cache_miss:\n");
+ lf_indent (file, +1);
+ }
lf_putstr (file, "instruction\n");
lf_putstr (file, " = vm_instruction_map_read(cpu_instruction_map(cpu),\n");
lf_putstr (file, " cpu, nia);\n");
- print_idecode_body(file, table, "/*IGORE*/");
+ print_idecode_body (file, table, "/*IGORE*/");
/* print out a table of all the internals functions */
- insn_table_traverse_function(table,
- file, NULL,
- print_jump_internal_function);
+ insn_table_traverse_function (table,
+ file, NULL, print_jump_internal_function);
- /* print out a table of all the instructions */
+ /* print out a table of all the instructions */
if (generate_expanded_instructions)
- insn_table_traverse_tree(table,
- file, cache_rules,
- 1,
- NULL, /* start */
- print_jump_definition, /* leaf */
- NULL, /* end */
- NULL); /* padding */
+ insn_table_traverse_tree (table, file, cache_rules, 1, NULL, /* start */
+ print_jump_definition, /* leaf */
+ NULL, /* end */
+ NULL); /* padding */
else
- insn_table_traverse_insn(table,
- file, cache_rules,
- print_jump_definition);
+ insn_table_traverse_insn (table,
+ file, cache_rules, print_jump_definition);
lf_indent (file, -2);
lf_printf (file, "}\n");
}
void
print_idecode_validate (lf *file,
- insn_entry *instruction,
- insn_opcodes *opcode_paths)
+ insn_entry * instruction, insn_opcodes *opcode_paths)
{
/* Validate: unchecked instruction fields
/* Make space for the next bit */
check_mask <<= 1;
check_val <<= 1;
-
+
/* Only need to validate constant (and reserved)
- bits. Skip any others */
+ bits. Skip any others */
if (field->type != insn_field_int
&& field->type != insn_field_reserved)
continue;
/* Look through the list of opcode paths that lead to this
- instruction. See if any have failed to check the
- relevant bit */
+ instruction. See if any have failed to check the
+ relevant bit */
if (opcode_paths != NULL)
{
insn_opcodes *entry;
- for (entry = opcode_paths;
- entry != NULL;
- entry = entry->next)
+ for (entry = opcode_paths; entry != NULL; entry = entry->next)
{
opcode_field *opcode;
for (opcode = entry->opcode;
- opcode != NULL;
- opcode = opcode->parent)
+ opcode != NULL; opcode = opcode->parent)
{
if (opcode->word_nr == word_nr
&& opcode->first <= bit_nr
}
if (entry == NULL)
/* all the opcode paths decoded on BIT_NR, no need
- to check it */
+ to check it */
continue;
}
-
+
check_mask |= 1;
check_val |= bit->value;
}
-
+
/* if any bits not checked by opcode tables, output code to check them */
if (check_mask)
{
lf_printf (file, " {\n");
lf_indent (file, +4);
}
- nr_checks ++;
+ nr_checks++;
if (options.insn_bit_size > 32)
{
- lf_printf (file, "if ((instruction_%d\n", word_nr);
+ lf_printf (file, "if ((instruction_%d\n", word_nr);
lf_printf (file, " & UNSIGNED64 (0x%08lx%08lx))\n",
- (unsigned long)(check_mask >> 32),
- (unsigned long)(check_mask));
+ (unsigned long) (check_mask >> 32),
+ (unsigned long) (check_mask));
lf_printf (file, " != UNSIGNED64 (0x%08lx%08lx))\n",
- (unsigned long)(check_val >> 32),
- (unsigned long)(check_val));
+ (unsigned long) (check_val >> 32),
+ (unsigned long) (check_val));
}
else
{
- lf_printf (file, "if ((instruction_%d & 0x%08lx) != 0x%08lx)\n",
- word_nr,
- (unsigned long)(check_mask),
- (unsigned long)(check_val));
+ lf_printf (file,
+ "if ((instruction_%d & 0x%08lx) != 0x%08lx)\n",
+ word_nr, (unsigned long) (check_mask),
+ (unsigned long) (check_val));
}
lf_indent (file, +2);
print_idecode_invalid (file, "return", invalid_illegal);
lf_indent (file, -4);
lf_printf (file, " }\n");
}
- lf_indent_suppress(file);
+ lf_indent_suppress (file);
lf_printf (file, "#endif\n");
}
/* Validate: Floating Point hardware
-
+
If the simulator is being built with out floating point hardware
(different to it being disabled in the MSR) then floating point
instructions are invalid */
lf_indent_suppress (file);
lf_printf (file, "#if defined(CURRENT_FLOATING_POINT)\n");
lf_printf (file, "/* Validate: FP hardware exists */\n");
- lf_printf (file, "if (CURRENT_FLOATING_POINT != HARD_FLOATING_POINT) {\n");
+ lf_printf (file,
+ "if (CURRENT_FLOATING_POINT != HARD_FLOATING_POINT) {\n");
lf_indent (file, +2);
print_idecode_invalid (file, "return", invalid_illegal);
lf_indent (file, -2);
lf_printf (file, "/* Validate: FP available according to cpu */\n");
lf_printf (file, "if (!IS_FP_AVAILABLE) {\n");
lf_indent (file, +2);
- print_idecode_invalid (file, "return", invalid_fp_unavailable);
+ print_idecode_invalid (file, "return", invalid_fp_unavailable);
lf_indent (file, -2);
lf_printf (file, "}\n");
lf_indent_suppress (file);
lf_printf (file, "#endif\n");
}
}
-
+
/* Validate: Validate Instruction in correct slot
Some architectures place restrictions on the slot that an
lf_printf (file, "\n");
lf_indent_suppress (file);
lf_printf (file, "#if defined(IS_WRONG_SLOT)\n");
- lf_printf (file, "/* Validate: Instruction issued in correct slot */\n");
+ lf_printf (file,
+ "/* Validate: Instruction issued in correct slot */\n");
lf_printf (file, "if (IS_WRONG_SLOT) {\n");
lf_indent (file, +2);
print_idecode_invalid (file, "return", invalid_wrong_slot);
lf_printf (file, "#endif\n");
}
}
-
+
}
{
case is_function_declaration:
lf_print__function_type_function (file, print_semantic_function_type,
- "INLINE_IDECODE",
- " ");
+ "INLINE_IDECODE", " ");
break;
case is_function_definition:
lf_print__function_type_function (file, print_semantic_function_type,
- "INLINE_IDECODE",
- "\n");
+ "INLINE_IDECODE", "\n");
break;
case is_function_variable:
print_semantic_function_type (file);
"issue",
NULL,
processor,
- NULL,
- function_name_prefix_idecode);
+ NULL, function_name_prefix_idecode);
switch (decl_type)
{
case is_function_definition:
projects / deliverable / binutils-gdb.git / blobdiff