/*
- * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2010 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
* @date 2005
* @version $Id$
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
-
-#include "firm_config.h"
#ifdef DEBUG_libfirm
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
-
#endif
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
+#include "debugger.h"
+#include <stdlib.h>
#include <stdio.h>
#include <signal.h>
-
-#ifdef HAVE_STRING_H
#include <string.h>
-#endif
+
#ifdef HAVE_STRINGS_H
#include <strings.h>
#endif
#ifdef _WIN32
/* Break into the debugger. The Win32 way. */
-void firm_debug_break(void) {
+void firm_debug_break(void)
+{
DebugBreak();
}
#elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64))
/* Break into the debugger. The ia32/x86_64 way under GCC. */
-void firm_debug_break(void) {
+void firm_debug_break(void)
+{
__asm__ __volatile__("int3");
}
#else
/* Break into the debugger. Poor Unix way. */
-void firm_debug_break(void) {
+void firm_debug_break(void)
+{
raise(SIGINT);
}
#endif /* _WIN32 */
/**
* Reasons for node number breakpoints.
*/
-typedef enum _bp_reasons_t {
+typedef enum bp_reasons_t {
BP_ON_NEW_NODE, /**< break if node with number is created */
BP_ON_REPLACE, /**< break if node with number is replaced */
BP_ON_LOWER, /**< break if node with number is lowered */
} bp_reasons_t;
/** A breakpoint. */
-typedef struct _breakpoint {
+typedef struct breakpoint {
bp_kind kind; /**< the kind of this break point */
unsigned bpnr; /**< break point number */
int active; /**< non-zero, if this break point is active */
bp_reasons_t reason; /**< reason for the breakpoint */
- struct _breakpoint *next; /**< link to the next one */
+ struct breakpoint *next; /**< link to the next one */
} breakpoint;
/** A number breakpoint. */
do { \
debugger_hooks[h].hook._##h = fkt; \
register_hook(h, &debugger_hooks[h]); \
-} while(0)
+} while (0)
/** unhook the hook h */
#define UNHOOK(h) \
do { \
unregister_hook(h, &debugger_hooks[h]); \
debugger_hooks[h].hook._##h = NULL; \
-} while(0)
+} while (0)
/** returns non-zero if a entry hook h is used */
#define IS_HOOKED(h) (debugger_hooks[h].hook._##h != NULL)
#define FIRM_DBG_MINOR 0
/** for automatic detection of the debug extension */
-static const char firm_debug_info_string[] =
+static const char __attribute__((used)) firm_debug_info_string[] =
API_VERSION(FIRM_DBG_MAJOR, FIRM_DBG_MINOR);
-/**
- * Returns non-zero, if the debug extension is active
- */
-int firm_debug_active(void) {
+int firm_debug_active(void)
+{
return is_active;
} /* firm_debug_active */
/**
* Reset the debug text buffer.
*/
-static void reset_dbg_buf(void) {
+static void reset_dbg_buf(void)
+{
firm_dbg_msg_buf[0] = '\0';
} /* reset_dbg_buf */
-/**
- * Add text to the debug text buffer.
- */
-static void add_to_dbg_buf(const char *buf) {
+static void add_to_dbg_buf(const char *buf)
+{
strncat(firm_dbg_msg_buf, buf, sizeof(firm_dbg_msg_buf));
} /* add_to_dbg_buf */
-/**
- * Return the content of the debug text buffer.
- *
- * To be called from the debugger.
- */
-const char *firm_debug_text(void) {
+const char *firm_debug_text(void)
+{
firm_dbg_msg_buf[sizeof(firm_dbg_msg_buf) - 1] = '\0';
return firm_dbg_msg_buf;
} /* firm_debug_text */
key.nr = get_irn_node_nr(node);
key.bp.reason = BP_ON_NEW_NODE;
- elem = set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
+ elem = (bp_nr_t*)set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
if (elem && elem->bp.active) {
dbg_printf("Firm BP %u reached, %+F created\n", elem->bp.bpnr, node);
firm_debug_break();
key.nr = get_irn_node_nr(old);
key.bp.reason = BP_ON_REPLACE;
- elem = set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
+ elem = (bp_nr_t*)set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
if (elem && elem->bp.active) {
dbg_printf("Firm BP %u reached, %+F will be replaced by %+F\n", elem->bp.bpnr, old, nw);
firm_debug_break();
key.nr = get_irn_node_nr(node);
key.bp.reason = BP_ON_LOWER;
- elem = set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
+ elem = (bp_nr_t*)set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
if (elem && elem->bp.active) {
dbg_printf("Firm BP %u reached, %+F will be lowered\n", elem->bp.bpnr, node);
firm_debug_break();
key.nr = get_irg_graph_nr(irg);
key.bp.reason = BP_ON_REMIRG;
- elem = set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
+ elem = (bp_nr_t*)set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
if (elem && elem->bp.active) {
ir_printf("Firm BP %u reached, %+F will be deleted\n", elem->bp.bpnr, irg);
firm_debug_break();
key.id = get_entity_ident(ent);
key.bp.reason = BP_ON_REMIRG;
- elem = set_find(bp_idents, &key, sizeof(key), HASH_IDENT_BP(key));
+ elem = (bp_ident_t*)set_find(bp_idents, &key, sizeof(key), HASH_IDENT_BP(key));
if (elem && elem->bp.active) {
dbg_printf("Firm BP %u reached, %+F will be deleted\n", elem->bp.bpnr, ent);
firm_debug_break();
key.id = get_entity_ident(ent);
key.bp.reason = BP_ON_NEW_ENT;
- elem = set_find(bp_idents, &key, sizeof(key), HASH_IDENT_BP(key));
+ elem = (bp_ident_t*)set_find(bp_idents, &key, sizeof(key), HASH_IDENT_BP(key));
if (elem && elem->bp.active) {
ir_printf("Firm BP %u reached, %+F was created\n", elem->bp.bpnr, ent);
firm_debug_break();
key.nr = get_entity_nr(ent);
key.bp.reason = BP_ON_NEW_ENT;
- elem = set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
+ elem = (bp_nr_t*)set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
if (elem && elem->bp.active) {
dbg_printf("Firm BP %u reached, %+F was created\n", elem->bp.bpnr, ent);
firm_debug_break();
key.nr = get_type_nr(tp);
key.bp.reason = BP_ON_NEW_TYPE;
- elem = set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
+ elem = (bp_nr_t*)set_find(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
if (elem && elem->bp.active) {
ir_printf("Firm BP %u reached, %+F was created\n", elem->bp.bpnr, tp);
firm_debug_break();
}
}
- {
- bp_ident_t key, *elem;
-
- key.id = get_type_ident(tp);
- key.bp.reason = BP_ON_NEW_TYPE;
-
- elem = set_find(bp_idents, &key, sizeof(key), HASH_IDENT_BP(key));
- if (elem && elem->bp.active) {
- dbg_printf("Firm BP %u reached, %+F was created\n", elem->bp.bpnr, tp);
- firm_debug_break();
- }
- }
} /* dbg_new_type */
/**
*/
static int cmp_nr_bp(const void *elt, const void *key, size_t size)
{
- const bp_nr_t *e1 = elt;
- const bp_nr_t *e2 = key;
+ const bp_nr_t *e1 = (const bp_nr_t*)elt;
+ const bp_nr_t *e2 = (const bp_nr_t*)key;
(void) size;
return (e1->nr - e2->nr) | (e1->bp.reason - e2->bp.reason);
*/
static int cmp_ident_bp(const void *elt, const void *key, size_t size)
{
- const bp_ident_t *e1 = elt;
- const bp_ident_t *e2 = key;
+ const bp_ident_t *e1 = (const bp_ident_t*)elt;
+ const bp_ident_t *e2 = (const bp_ident_t*)key;
(void) size;
return (e1->id != e2->id) | (e1->bp.reason - e2->bp.reason);
CASE_ON(BP_ON_NEW_ENT, new_entity);
CASE_ON(BP_ON_NEW_TYPE, new_type);
default:
- ;
+ break;
}
}
else {
CASE_OFF(BP_ON_NEW_ENT, new_entity);
CASE_OFF(BP_ON_NEW_TYPE, new_type);
default:
- ;
+ break;
}
}
#undef CASE_ON
key.bp.reason = reason;
key.nr = nr;
- elem = set_insert(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
+ elem = (bp_nr_t*)set_insert(bp_numbers, &key, sizeof(key), HASH_NR_BP(key));
if (elem->bp.bpnr == 0) {
/* new break point */
/**
* Break if ident name is reached.
*/
-static void break_on_ident(const char *name, bp_reasons_t reason) {
+static void break_on_ident(const char *name, bp_reasons_t reason)
+{
bp_ident_t key, *elem;
key.bp.kind = BP_IDENT;
key.bp.reason = reason;
key.id = new_id_from_str(name);
- elem = set_insert(bp_idents, &key, sizeof(key), HASH_IDENT_BP(key));
+ elem = (bp_ident_t*)set_insert(bp_idents, &key, sizeof(key), HASH_IDENT_BP(key));
if (elem->bp.bpnr == 0) {
/* new break point */
/**
* Show a list of supported commands
*/
-static void show_commands(void) {
+static void show_commands(void)
+{
dbg_printf("Internal Firm debugger extension $Revision$ commands:\n"
"init break after initialization\n"
"create nr break if node nr was created\n"
/**
* Shows all Firm breakpoints.
*/
-static void show_bp(void) {
+static void show_bp(void)
+{
breakpoint *p;
bp_nr_t *node_p;
bp_ident_t *ident_p;
* firm_dbg_register() expects that the name is stored persistent.
* So we need this little helper function
*/
-static firm_dbg_module_t *dbg_register(const char *name) {
+static firm_dbg_module_t *dbg_register(const char *name)
+{
ident *id = new_id_from_str(name);
return firm_dbg_register(get_id_str(id));
/**
* Show info about a firm thing.
*/
-static void show_firm_object(void *firm_thing) {
+static void show_firm_object(void *firm_thing)
+{
FILE *f = stdout;
if (firm_thing == NULL) {
fprintf(f, "BAD: (%p)\n", firm_thing);
break;
case k_entity:
- dump_entity_to_file(f, firm_thing, dump_verbosity_max);
+ dump_entity_to_file(f, (ir_entity*)firm_thing);
break;
case k_type:
- dump_type_to_file(f, firm_thing, dump_verbosity_max);
+ dump_type_to_file(f, (ir_type*)firm_thing);
break;
case k_ir_graph:
case k_ir_node:
/**
* Find a firm type by its number.
*/
-static ir_type *find_type_nr(long nr) {
+static ir_type *find_type_nr(long nr)
+{
int i, n = get_irp_n_types();
ir_type *tp;
/**
* Find a firm type by its name.
*/
-static ir_type *find_type_name(const char *name) {
+static ir_type *find_type_name(const char *name)
+{
int i, n = get_irp_n_types();
ir_type *tp;
for (i = 0; i < n; ++i) {
tp = get_irp_type(i);
- if (strcmp(get_type_name(tp), name) == 0)
+ if (!is_compound_type(tp))
+ continue;
+
+ if (strcmp(get_compound_name(tp), name) == 0)
return tp;
}
tp = get_glob_type();
- if (strcmp(get_type_name(tp), name) == 0)
+ if (strcmp(get_compound_name(tp), name) == 0)
return tp;
return NULL;
} /* find_type_name */
/**
* Type-walker: Find an entity with given number.
*/
-static void check_ent_nr(type_or_ent tore, void *ctx) {
- find_env_t *env = ctx;
+static void check_ent_nr(type_or_ent tore, void *ctx)
+{
+ find_env_t *env = (find_env_t*)ctx;
if (is_entity(tore.ent)) {
if (get_entity_nr(tore.ent) == env->u.nr) {
/**
* Type-walker: Find an entity with given name.
*/
-static void check_ent_name(type_or_ent tore, void *ctx) {
- find_env_t *env = ctx;
+static void check_ent_name(type_or_ent tore, void *ctx)
+{
+ find_env_t *env = (find_env_t*)ctx;
if (is_entity(tore.ent))
if (strcmp(get_entity_name(tore.ent), env->u.name) == 0) {
/**
* Find a firm entity by its number.
*/
-static ir_entity *find_entity_nr(long nr) {
+static ir_entity *find_entity_nr(long nr)
+{
find_env_t env;
env.u.nr = nr;
/**
* Find a firm entity by its name.
*/
-static ir_entity *find_entity_name(const char *name) {
+static ir_entity *find_entity_name(const char *name)
+{
find_env_t env;
env.u.name = name;
/**
* Search methods for a name.
*/
-static void show_by_name(type_or_ent tore, void *env) {
+static void show_by_name(type_or_ent tore, void *env)
+{
ident *id = (ident *)env;
if (is_entity(tore.ent)) {
ir_graph *irg = get_entity_irg(ent);
if (owner != get_glob_type()) {
- printf("%s::%s", get_type_name(owner), get_id_str(id));
+ printf("%s::%s", get_compound_name(owner), get_id_str(id));
} else {
printf("%s", get_id_str(id));
}
/**
* Search methods for a ldname.
*/
-static void show_by_ldname(type_or_ent tore, void *env) {
+static void show_by_ldname(type_or_ent tore, void *env)
+{
ident *id = (ident *)env;
if (is_entity(tore.ent)) {
ir_graph *irg = get_entity_irg(ent);
if (owner != get_glob_type()) {
- printf("%s::%s", get_type_name(owner), get_id_str(id));
+ printf("%s::%s", get_compound_name(owner), get_id_str(id));
} else {
printf("%s", get_id_str(id));
}
/**
* prints the address and graph number of all irgs with given name
*/
-static void irg_name(const char *name) {
+static void irg_name(const char *name)
+{
ident *id = new_id_from_str(name);
type_walk(show_by_name, NULL, (void *)id);
/**
* prints the address and graph number of all irgs with given ld_name
*/
-static void irg_ld_name(const char *name) {
+static void irg_ld_name(const char *name)
+{
ident *id = new_id_from_str(name);
type_walk(show_by_ldname, NULL, (void *)id);
unsigned cur_token; /**< current token. */
unsigned number; /**< current token attribute. */
const char *s; /**< current token attribute. */
- unsigned len; /**< current token attribute. */
+ size_t len; /**< current token attribute. */
const char *curr_pos;
const char *end_pos;
/**
* Initialize the lexer.
*/
-static void init_lexer(const char *input) {
+static void init_lexer(const char *input)
+{
lexer.has_token = 0;
lexer.curr_pos = input;
lexer.end_pos = input + strlen(input);
/**
* Get the next char from the input.
*/
-static char next_char(void) {
+static char next_char(void)
+{
if (lexer.curr_pos >= lexer.end_pos)
return '\0';
return *lexer.curr_pos++;
} /* next_char */
-#define unput() if (lexer.curr_pos < lexer.end_pos) --lexer.curr_pos
+#define unput() if (lexer.curr_pos < lexer.end_pos) --lexer.curr_pos
#undef MIN
#define MIN(a, b) (a) < (b) ? (a) : (b)
/**
* The lexer.
*/
-static unsigned get_token(void) {
+static unsigned get_token(void)
+{
char c;
int i;
return c;
} /* get_token */
-/**
- * High level function to use from debugger interface
- *
- * See show_commands() for supported commands.
- */
-void firm_debug(const char *cmd) {
+void firm_debug(const char *cmd)
+{
char name[1024], fname[1024];
- int len;
+ size_t len;
init_lexer(cmd);
;
} /* firm_debug */
-/* creates the debugger tables */
void firm_init_debugger(void)
{
char *env;
/**
* A gdb helper function to print firm objects.
*/
-const char *gdb_node_helper(void *firm_object) {
+const char *gdb_node_helper(void *firm_object)
+{
static char buf[1024];
ir_snprintf(buf, sizeof(buf), "%+F", firm_object);
return buf;
}
-/**
- * A gdb helper function to print tarvals.
- */
-const char *gdb_tarval_helper(void *tv_object) {
+const char *gdb_tarval_helper(void *tv_object)
+{
static char buf[1024];
ir_snprintf(buf, sizeof(buf), "%+T", tv_object);
return buf;
}
-const char *gdb_out_edge_helper(const ir_node *node) {
+const char *gdb_out_edge_helper(const ir_node *node)
+{
static char buf[4*1024];
char *b = buf;
size_t l;
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