2 * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
4 * This file is part of libFirm.
6 * This file may be distributed and/or modified under the terms of the
7 * GNU General Public License version 2 as published by the Free Software
8 * Foundation and appearing in the file LICENSE.GPL included in the
9 * packaging of this file.
11 * Licensees holding valid libFirm Professional Edition licenses may use
12 * this file in accordance with the libFirm Commercial License.
13 * Agreement provided with the Software.
15 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
16 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * @brief Internal backend global data structures.
23 * @author Sebastian Hack
26 #ifndef FIRM_BE_BE_T_H
27 #define FIRM_BE_BE_T_H
29 #include "firm_types.h"
41 #define DUMP_INITIAL (1 << 0)
42 #define DUMP_ABI (1 << 1)
43 #define DUMP_SCHED (1 << 2)
44 #define DUMP_PREPARED (1 << 3)
45 #define DUMP_RA (1 << 4)
46 #define DUMP_FINAL (1 << 5)
47 #define DUMP_BE (1 << 6)
65 /** Backend options */
67 unsigned dump_flags; /**< backend dumping flags */
68 int timing; /**< time the backend phases */
69 int opt_profile; /**< instrument code for profiling */
70 int omit_fp; /**< try to omit the frame pointer */
71 int omit_leaf_fp; /**< try to omit the frame pointer in leaf routines */
72 int pic; /**< create position independent code */
73 int gprof; /**< create gprof compatible profiling code */
74 int vrfy_option; /**< backend verify option */
75 int scheduler; /**< the scheduler */
76 char target_os[128]; /**< target operating system name */
77 char ilp_server[128]; /**< the ilp server name */
78 char ilp_solver[128]; /**< the ilp solver name */
79 int statev; /**< enable stat event dumping */
80 char filtev[128]; /**< filter mask for stat events (regex is supported) */
83 struct be_main_env_t {
85 be_options_t *options; /**< backend options */
86 arch_code_generator_t *cg;
87 const char *cup_name; /**< name of the compilation unit */
88 pmap *ent_trampoline_map; /**< A map containing PIC trampolines for methods. */
89 ir_type *pic_trampolines_type; /**< Class type containing all trampolines */
90 pmap *ent_pic_symbol_map;
91 ir_type *pic_symbols_type;
95 * Put the registers to be ignored in this IRG into a bitset.
96 * @param birg The backend IRG data structure.
97 * @param cls The register class.
98 * @param bs The bitset (may be NULL).
99 * @return The number of registers to be ignored.
101 unsigned be_put_ignore_regs(const be_irg_t *birg,
102 const arch_register_class_t *cls, bitset_t *bs);
106 * Initialize the backend. Must be run first in init_firm();
108 void firm_be_init(void);
110 extern int be_timing;
112 #define BE_TIMER_PUSH(timer) \
114 int res = ir_timer_push(timer); \
116 assert(res && "Timer already on stack, cannot be pushed twice."); \
119 #define BE_TIMER_POP(timer) \
121 ir_timer_t *tmp = ir_timer_pop(); \
123 assert(tmp == timer && "Attempt to pop wrong timer."); \
126 extern ir_timer_t *t_abi;
127 extern ir_timer_t *t_codegen;
128 extern ir_timer_t *t_sched;
129 extern ir_timer_t *t_constr;
130 extern ir_timer_t *t_finish;
131 extern ir_timer_t *t_emit;
132 extern ir_timer_t *t_other;
133 extern ir_timer_t *t_execfreq;
134 extern ir_timer_t *t_verify;
135 extern ir_timer_t *t_heights;
136 extern ir_timer_t *t_live; /**< timer for liveness calculation */
137 extern ir_timer_t *t_ssa_constr; /**< timer for ssa reconstruction */
138 extern ir_timer_t *t_ra_prolog; /**< timer for prolog */
139 extern ir_timer_t *t_ra_epilog; /**< timer for epilog */
140 extern ir_timer_t *t_ra_constr; /**< timer for spill constraints */
141 extern ir_timer_t *t_ra_spill; /**< timer for spilling */
142 extern ir_timer_t *t_ra_spill_apply;
143 extern ir_timer_t *t_ra_color; /**< timer for graph coloring */
144 extern ir_timer_t *t_ra_ifg; /**< timer for building interference graph */
145 extern ir_timer_t *t_ra_copymin; /**< timer for copy minimization */
146 extern ir_timer_t *t_ra_ssa; /**< timer for ssa destruction */
147 extern ir_timer_t *t_ra_other; /**< timer for remaining stuff */
149 #endif /* FIRM_BE_BE_T_H */