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sparc: implement float->unsigned conversions
[libfirm]
/
ir
/
be
/
bemain.c
diff --git
a/ir/be/bemain.c
b/ir/be/bemain.c
index
17297b1
..
d6e5579
100644
(file)
--- a/
ir/be/bemain.c
+++ b/
ir/be/bemain.c
@@
-22,7
+22,6
@@
* @brief Main Backend driver.
* @author Sebastian Hack
* @date 25.11.2004
* @brief Main Backend driver.
* @author Sebastian Hack
* @date 25.11.2004
- * @version $Id$
*/
#include "config.h"
*/
#include "config.h"
@@
-50,6
+49,7
@@
#include "execfreq.h"
#include "irprofile.h"
#include "irpass_t.h"
#include "execfreq.h"
#include "irprofile.h"
#include "irpass_t.h"
+#include "ircons.h"
#include "bearch.h"
#include "be_t.h"
#include "bearch.h"
#include "be_t.h"
@@
-141,11
+141,27
@@
static const lc_opt_table_entry_t be_main_options[] = {
LC_OPT_LAST
};
LC_OPT_LAST
};
-static be_module_list_entry_t *isa_ifs = NULL;
-
+static be_module_list_entry_t *isa_ifs
= NULL;
+static bool isa_initialized = false;
asm_constraint_flags_t asm_constraint_flags[256];
asm_constraint_flags_t asm_constraint_flags[256];
+static void initialize_isa(void)
+{
+ if (isa_initialized)
+ return;
+ isa_if->init();
+ isa_initialized = true;
+}
+
+static void finish_isa(void)
+{
+ if (isa_initialized) {
+ isa_if->finish();
+ isa_initialized = false;
+ }
+}
+
void be_init_default_asm_constraint_flags(void)
{
asm_constraint_flags['?'] = ASM_CONSTRAINT_FLAG_NO_SUPPORT;
void be_init_default_asm_constraint_flags(void)
{
asm_constraint_flags['?'] = ASM_CONSTRAINT_FLAG_NO_SUPPORT;
@@
-213,6
+229,8
@@
asm_constraint_flags_t be_parse_asm_constraints(const char *constraint)
const char *c;
asm_constraint_flags_t tflags;
const char *c;
asm_constraint_flags_t tflags;
+ initialize_isa();
+
for (c = constraint; *c != '\0'; ++c) {
switch (*c) {
case '#':
for (c = constraint; *c != '\0'; ++c) {
switch (*c) {
case '#':
@@
-262,6
+280,8
@@
asm_constraint_flags_t be_parse_asm_constraints(const char *constraint)
int be_is_valid_clobber(const char *clobber)
{
int be_is_valid_clobber(const char *clobber)
{
+ initialize_isa();
+
/* memory is a valid clobber. (the frontend has to detect this case too,
* because it has to add memory edges to the asm) */
if (strcmp(clobber, "memory") == 0)
/* memory is a valid clobber. (the frontend has to detect this case too,
* because it has to add memory edges to the asm) */
if (strcmp(clobber, "memory") == 0)
@@
-281,7
+301,7
@@
void be_register_isa_if(const char *name, const arch_isa_if_t *isa)
be_add_module_to_list(&isa_ifs, name, (void*) isa);
}
be_add_module_to_list(&isa_ifs, name, (void*) isa);
}
-void be_opt_register(void)
+
static
void be_opt_register(void)
{
lc_opt_entry_t *be_grp;
static int run_once = 0;
{
lc_opt_entry_t *be_grp;
static int run_once = 0;
@@
-330,12
+350,14
@@
void firm_be_init(void)
/* Finalize the Firm backend. */
void firm_be_finish(void)
{
/* Finalize the Firm backend. */
void firm_be_finish(void)
{
+ finish_isa();
be_quit_modules();
}
/* Returns the backend parameter */
const backend_params *be_get_backend_param(void)
{
be_quit_modules();
}
/* Returns the backend parameter */
const backend_params *be_get_backend_param(void)
{
+ initialize_isa();
return isa_if->get_params();
}
return isa_if->get_params();
}
@@
-357,12
+379,10
@@
static be_main_env_t *be_init_env(be_main_env_t *env, FILE *file_handle,
env->pic_symbols_type = new_type_struct(NEW_ID("$PIC_SYMBOLS_TYPE"));
env->cup_name = compilation_unit_name;
env->pic_symbols_type = new_type_struct(NEW_ID("$PIC_SYMBOLS_TYPE"));
env->cup_name = compilation_unit_name;
- remove_irp_type(env->pic_trampolines_type);
- remove_irp_type(env->pic_symbols_type);
set_class_final(env->pic_trampolines_type, 1);
memset(asm_constraint_flags, 0, sizeof(asm_constraint_flags));
set_class_final(env->pic_trampolines_type, 1);
memset(asm_constraint_flags, 0, sizeof(asm_constraint_flags));
- env->arch_env = arch_env_
init
(isa_if, env);
+ env->arch_env = arch_env_
begin_codegeneration
(isa_if, env);
return env;
}
return env;
}
@@
-409,6
+429,7
@@
static void initialize_birg(be_irg_t *birg, ir_graph *irg, be_main_env_t *env)
birg->irg = irg;
birg->main_env = env;
obstack_init(&birg->obst);
birg->irg = irg;
birg->main_env = env;
obstack_init(&birg->obst);
+ birg->lv = be_liveness_new(irg);
edges_deactivate_kind(irg, EDGE_KIND_DEP);
edges_activate_kind(irg, EDGE_KIND_DEP);
edges_deactivate_kind(irg, EDGE_KIND_DEP);
edges_activate_kind(irg, EDGE_KIND_DEP);
@@
-473,6
+494,11
@@
void be_lower_for_target(void)
{
size_t i;
{
size_t i;
+ initialize_isa();
+
+ /* shouldn't lower program twice */
+ assert(get_irp_phase_state() != phase_low);
+
isa_if->lower_for_target();
/* set the phase to low */
for (i = get_irp_n_irgs(); i > 0;) {
isa_if->lower_for_target();
/* set the phase to low */
for (i = get_irp_n_irgs(); i > 0;) {
@@
-498,11
+524,14
@@
static void be_main_loop(FILE *file_handle, const char *cup_name)
be_main_env_t env;
char prof_filename[256];
be_irg_t *birgs;
be_main_env_t env;
char prof_filename[256];
be_irg_t *birgs;
- ir_graph **irg_list, **backend_irg_list;
arch_env_t *arch_env;
be_timing = (be_options.timing == BE_TIME_ON);
arch_env_t *arch_env;
be_timing = (be_options.timing == BE_TIME_ON);
+ /* perform target lowering if it didn't happen yet */
+ if (get_irp_phase_state() != phase_low)
+ be_lower_for_target();
+
if (be_timing) {
for (i = 0; i < T_LAST+1; ++i) {
be_timers[i] = ir_timer_new();
if (be_timing) {
for (i = 0; i < T_LAST+1; ++i) {
be_timers[i] = ir_timer_new();
@@
-513,24
+542,18
@@
static void be_main_loop(FILE *file_handle, const char *cup_name)
arch_env = env.arch_env;
arch_env = env.arch_env;
- /* backend may provide an ordered list of irgs where code should be
- * generated for */
- irg_list = NEW_ARR_F(ir_graph *, 0);
- backend_irg_list = arch_env_get_backend_irg_list(arch_env, &irg_list);
-
/* we might need 1 birg more for instrumentation constructor */
/* we might need 1 birg more for instrumentation constructor */
- num_birgs =
backend_irg_list ? ARR_LEN(backend_irg_list) :
get_irp_n_irgs();
+ num_birgs = get_irp_n_irgs();
birgs = ALLOCAN(be_irg_t, num_birgs + 1);
be_info_init();
/* First: initialize all birgs */
for (i = 0; i < num_birgs; ++i) {
birgs = ALLOCAN(be_irg_t, num_birgs + 1);
be_info_init();
/* First: initialize all birgs */
for (i = 0; i < num_birgs; ++i) {
- ir_graph *irg =
backend_irg_list ? backend_irg_list[i] :
get_irp_irg(i);
+ ir_graph *irg = get_irp_irg(i);
initialize_birg(&birgs[i], irg, &env);
}
arch_env_handle_intrinsics(arch_env);
initialize_birg(&birgs[i], irg, &env);
}
arch_env_handle_intrinsics(arch_env);
- DEL_ARR_F(irg_list);
/*
Get the filename for the profiling data.
/*
Get the filename for the profiling data.
@@
-546,7
+569,7
@@
static void be_main_loop(FILE *file_handle, const char *cup_name)
prof_filename);
}
}
prof_filename);
}
}
- if (be_options.opt_profile_generate) {
+ if (
num_birgs > 0 &&
be_options.opt_profile_generate) {
ir_graph *prof_init_irg
= ir_profile_instrument(prof_filename);
initialize_birg(&birgs[num_birgs], prof_init_irg, &env);
ir_graph *prof_init_irg
= ir_profile_instrument(prof_filename);
initialize_birg(&birgs[num_birgs], prof_init_irg, &env);
@@
-708,8
+731,8
@@
static void be_main_loop(FILE *file_handle, const char *cup_name)
dump(DUMP_RA, irg, "ra");
be_timer_push(T_FINISH);
dump(DUMP_RA, irg, "ra");
be_timer_push(T_FINISH);
- if (arch_env->impl->finish != NULL)
- arch_env->impl->finish(irg);
+ if (arch_env->impl->finish
_graph
!= NULL)
+ arch_env->impl->finish
_graph
(irg);
be_timer_pop(T_FINISH);
dump(DUMP_FINAL, irg, "finish");
be_timer_pop(T_FINISH);
dump(DUMP_FINAL, irg, "finish");
@@
-781,7
+804,7
@@
static void be_main_loop(FILE *file_handle, const char *cup_name)
stat_ev_ctx_pop("bemain_irg");
}
stat_ev_ctx_pop("bemain_irg");
}
- arch_env_
done
(arch_env);
+ arch_env_
end_codegeneration
(arch_env);
ir_profile_free();
be_done_env(&env);
ir_profile_free();
be_done_env(&env);