/*
- * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
*/
/**
- * Internal backend global data structures.
- * @author Sebastian Hack
- * @date 8.12.2004
+ * @file
+ * @brief Internal backend global data structures.
+ * @author Sebastian Hack
*/
-
-#ifndef FIRM_BE_T_H
-#define FIRM_BE_T_H
-
-#include "firm_types.h"
-#include "obst.h"
-#include "debug.h"
-#include "bitset.h"
+#ifndef FIRM_BE_BE_T_H
+#define FIRM_BE_BE_T_H
#include "be.h"
-#include "bearch.h"
-#include "be_dbgout.h"
-#include "beirg.h"
-
-#define DUMP_NONE 0
-#define DUMP_INITIAL (1 << 0)
-#define DUMP_ABI (1 << 1)
-#define DUMP_SCHED (1 << 2)
-#define DUMP_PREPARED (1 << 3)
-#define DUMP_RA (1 << 4)
-#define DUMP_FINAL (1 << 5)
-#define DUMP_BE (1 << 6)
+#include "be_types.h"
+#include "bitset.h"
+#include "firm_types.h"
+#include "pmap.h"
+#include "timing.h"
enum {
- BE_TIME_OFF,
- BE_TIME_ON
+ DUMP_NONE = 0,
+ DUMP_INITIAL = 1 << 0,
+ DUMP_ABI = 1 << 1,
+ DUMP_SCHED = 1 << 2,
+ DUMP_PREPARED = 1 << 3,
+ DUMP_RA = 1 << 4,
+ DUMP_FINAL = 1 << 5,
+ DUMP_BE = 1 << 6
};
enum {
- BE_VRFY_OFF,
- BE_VRFY_WARN,
- BE_VRFY_ASSERT
+ BE_TIME_OFF,
+ BE_TIME_ON
};
enum {
- BE_SCHED_LIST,
- BE_SCHED_ILP
+ BE_VERIFY_OFF,
+ BE_VERIFY_WARN,
+ BE_VERIFY_ASSERT
};
/** Backend options */
struct be_options_t {
- unsigned dump_flags; /**< backend dumping flags */
- int timing; /**< time the backend phases */
- int opt_profile; /**< instrument code for profiling */
- int omit_fp; /**< try to omit the frame pointer */
- int stabs_debug_support; /**< enable stabs debugging support */
- int vrfy_option; /**< backend verify option */
- int scheduler; /**< the scheduler */
- char ilp_server[128]; /**< the ilp server name */
- char ilp_solver[128]; /**< the ilp solver name */
- char stat_file_name[256]; /**< name of the file where the statistics are put to */
+ unsigned dump_flags; /**< backend dumping flags */
+ int timing; /**< time the backend phases */
+ int opt_profile_generate; /**< instrument code for profiling */
+ int opt_profile_use; /**< use existing profile data */
+ int omit_fp; /**< try to omit the frame pointer */
+ int pic; /**< create position independent code */
+ int verify_option; /**< backend verify option */
+ char ilp_server[128]; /**< the ilp server name */
+ char ilp_solver[128]; /**< the ilp solver name */
+ int statev; /**< enable stat event dumping */
+ char filtev[128]; /**< filter mask for stat events */
+ int verbose_asm; /**< dump verbose assembler */
};
+extern be_options_t be_options;
struct be_main_env_t {
- struct obstack obst;
- arch_env_t *arch_env;
- be_options_t *options;
- arch_code_generator_t *cg;
- arch_irn_handler_t *phi_handler;
- dbg_handle *db_handle;
+ arch_env_t *arch_env;
+ FILE *file_handle;
+ const char *cup_name; /**< name of the compilation unit */
+ pmap *ent_trampoline_map; /**< A map containing PIC trampolines for methods. */
+ ir_type *pic_trampolines_type; /**< Class type containing all trampolines */
+ pmap *ent_pic_symbol_map;
+ ir_type *pic_symbols_type;
};
+extern asm_constraint_flags_t asm_constraint_flags[256];
+
+void be_init_default_asm_constraint_flags(void);
+
+void be_put_allocatable_regs(const ir_graph *irg,
+ const arch_register_class_t *cls, bitset_t *bs);
+
+void be_set_allocatable_regs(const ir_graph *irg,
+ const arch_register_class_t *cls,
+ unsigned *raw_bitset);
+
+unsigned be_get_n_allocatable_regs(const ir_graph *irg,
+ const arch_register_class_t *cls);
+
/**
-* Put the registers to be ignored in this IRG into a bitset.
-* @param birg The backend IRG data structure.
-* @param cls The register class.
-* @param bs The bitset (may be NULL).
-* @return The number of registers to be ignored.
-*/
-int be_put_ignore_regs(const be_irg_t *birg, const arch_register_class_t *cls,
- bitset_t *bs);
+ * Initialize the backend. Must be run first in init_firm();
+ */
+void firm_be_init(void);
+void firm_be_finish(void);
+
+extern int be_timing;
+
+typedef enum {
+ T_FIRST,
+ T_ABI = T_FIRST,
+ T_CODEGEN,
+ T_RA_PREPARATION,
+ T_SCHED,
+ T_CONSTR,
+ T_FINISH,
+ T_EMIT,
+ T_VERIFY,
+ T_OTHER,
+ T_HEIGHTS,
+ T_LIVE,
+ T_EXECFREQ,
+ T_SSA_CONSTR,
+ T_RA_EPILOG,
+ T_RA_CONSTR,
+ T_RA_SPILL,
+ T_RA_SPILL_APPLY,
+ T_RA_COLOR,
+ T_RA_IFG,
+ T_RA_COPYMIN,
+ T_RA_SSA,
+ T_RA_OTHER,
+ T_LAST = T_RA_OTHER
+} be_timer_id_t;
+ENUM_COUNTABLE(be_timer_id_t)
+extern ir_timer_t *be_timers[T_LAST+1];
+
+static inline void be_timer_push(be_timer_id_t id)
+{
+ assert(id <= T_LAST);
+ if (!be_timing)
+ return;
+ ir_timer_push(be_timers[id]);
+}
+
+static inline void be_timer_pop(be_timer_id_t id)
+{
+ assert(id <= T_LAST);
+ if (!be_timing)
+ return;
+ ir_timer_pop(be_timers[id]);
+}
#endif
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