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authorHans-Peter Nilsson <hp@axis.com>2011-07-08 02:27:18 +0000
committerHans-Peter Nilsson <hp@axis.com>2011-07-08 02:27:18 +0000
commit7e60d30187f19a9007dc59d3d5aed847d3dada95 (patch)
treeb7d07a72a90acbb6e3b33f70a1694fa15d454e78 /sim/igen/gen-idecode.c
parent26e0f8dbd817f65f3618ea14e8694d5f80eb487f (diff)
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Remove all #if 0'd code.
* filter.c: Remove #if 0'd function it_is. (main): Remove #if 0'd code. * gen-engine.c: Remove #if 0'd functions print_jump, print_jump_insn, print_jump_definition, print_jump_internal_function, print_jump_body. (gen_engine_c): Remove #if 0'd code. * gen-idecode.c: Remove #if 0'd functions print_jump print_jump, print_jump_insn, print_jump_definition, print_jump_internal_function, print_jump_until_stop_body. * gen-model.c: Remove #if 0'd functions model_c_or_h_data, model_c_or_h_function, gen_model_h, model_c_insn, model_c_function, gen_model_c and types model_c_passed_data and struct _model_c_passed_data. * gen.c: Remove #if 0'd type constant_field_types and function insn_field_is_constant. (gen_entry_find_opcode_field): Remove #if 0'd code. * ld-insn.c (parse_insn_model_record): Remove #if 0'd code. * misc.h (STRDUP, STRNDUP): Remove #if 0'd macros.
Diffstat (limited to 'sim/igen/gen-idecode.c')
-rw-r--r--sim/igen/gen-idecode.c321
1 files changed, 0 insertions, 321 deletions
diff --git a/sim/igen/gen-idecode.c b/sim/igen/gen-idecode.c
index 1d4f631..cb5ae54 100644
--- a/sim/igen/gen-idecode.c
+++ b/sim/igen/gen-idecode.c
@@ -706,327 +706,6 @@ print_idecode_body (lf *file, gen_entry *table, const char *result)
/****************************************************************/
-#if 0
-static void
-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, " if (event_queue_tick(events)) {\n");
- lf_putstr (file, " cpu_set_program_counter(cpu, nia);\n");
- lf_putstr (file, " event_queue_process(events);\n");
- lf_putstr (file, " nia = cpu_get_program_counter(cpu);\n");
- lf_putstr (file, " }\n");
- lf_putstr (file, "}\n");
- }
-
- if (options.generate_smp)
- {
- if (is_tail)
- {
- lf_putstr (file, "cpu_set_program_counter(cpu, nia);\n");
- }
- lf_putstr (file, "if (WITH_EVENTS) {\n");
- lf_putstr (file, " current_cpu += 1;\n");
- lf_putstr (file, " if (current_cpu >= nr_cpus) {\n");
- lf_putstr (file, " if (event_queue_tick(events)) {\n");
- lf_putstr (file, " event_queue_process(events);\n");
- lf_putstr (file, " }\n");
- lf_putstr (file, " current_cpu = 0;\n");
- lf_putstr (file, " }\n");
- lf_putstr (file, "}\n");
- lf_putstr (file, "else {\n");
- lf_putstr (file, " current_cpu = (current_cpu + 1) % nr_cpus;\n");
- lf_putstr (file, "}\n");
- 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_putstr (file, "if (cache_entry->address == nia) {\n");
- lf_putstr (file, " /* cache hit */\n");
- lf_putstr (file, " goto *cache_entry->semantic;\n");
- lf_putstr (file, "}\n");
- if (is_tail)
- {
- lf_putstr (file, "goto cache_miss;\n");
- }
- }
-
- if (!options.gen.icache && is_tail)
- {
- 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)
-{
-
- /* 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_printf (file, "\n");
- lf_indent (file, -1);
- print_function_name (file,
- instruction->name,
- 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_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 */
- 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);
- lf_printf (file, ";\n");
- if (options.gen.semantic_icache)
- {
- 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);
- lf_printf (file, "; */\n");
- }
- lf_indent (file, -2);
- lf_putstr (file, "}\n");
- 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);
- 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_icache_body (file,
- instruction,
- expanded_bits,
- cache_rules,
- (options.gen.direct_access
- ? define_variables
- : declare_variables),
- (options.gen.icache
- ? 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,
- expanded_bits,
- cache_rules,
- undef_variables,
- (options.gen.icache
- ? get_values_from_icache : do_not_use_icache));
- print_jump (file, 1 /*is tail */ );
- lf_indent (file, -2);
- lf_printf (file, "}\n");
-}
-#endif
-
-
-#if 0
-static void
-print_jump_definition (lf *file,
- gen_entry *entry,
- insn_entry * insn, int depth, void *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);
- ASSERT (entry->nr_insns == 1
- && entry->opcode == NULL
- && entry->parent != NULL
- && entry->parent->opcode != NULL
- && entry->parent->opcode_rule != NULL);
- print_jump_insn (file,
- entry->insns->words[0]->insn,
- entry->expanded_bits, entry->opcode, cache_rules);
- }
- else
- {
- print_jump_insn (file,
- instruction->words[0]->insn, NULL, NULL, cache_rules);
- }
-}
-#endif
-
-#if 0
-static void
-print_jump_internal_function (lf *file,
- gen_entry *table,
- function_entry * function, void *data)
-{
- if (function->is_internal)
- {
- lf_printf (file, "\n");
- lf_print__line_ref (file, function->line);
- lf_indent (file, -1);
- print_function_name (file,
- function->name,
- NULL,
- (options.gen.icache
- ? function_name_prefix_icache
- : function_name_prefix_semantics));
- lf_printf (file, ":\n");
- lf_indent (file, +1);
- lf_printf (file, "{\n");
- lf_indent (file, +2);
- lf_printf (file, "const unsigned_word cia = nia;\n");
- table_print_code (file, function->code);
- lf_print__internal_ref (file);
- print_sim_engine_abort (file, "Internal function must longjump");
- lf_indent (file, -2);
- lf_printf (file, "}\n");
- }
-}
-#endif
-
-
-
-#if 0
-static void
-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, "jmp_buf halt;\n");
- lf_putstr (file, "jmp_buf restart;\n");
- 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");
- }
-
- /* all the switches and tables - they know about jumping */
- 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");
- }
-
- lf_putstr (file, "\n");
- lf_putstr (file, "psim_set_halt_and_restart(system, &halt, &restart);\n");
-
- lf_putstr (file, "\n");
- lf_putstr (file, "if (setjmp(halt))\n");
- lf_putstr (file, " return;\n");
-
- lf_putstr (file, "\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 (!(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 */ );
-
- 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 out a table of all the internals functions */
- insn_table_traverse_function (table,
- file, NULL, print_jump_internal_function);
-
- /* 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 */
- else
- insn_table_traverse_insn (table,
- file, cache_rules, print_jump_definition);
- lf_indent (file, -2);
- lf_printf (file, "}\n");
-}
-#endif
-
-/****************************************************************/
-
-
-
/* Output code to do any final checks on the decoded instruction.
This includes things like verifying any on decoded fields have the
correct value and checking that (for floating point) floating point