/* Profile header for simulators using common framework.
- Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+ Copyright (C) 1996-2018 Free Software Foundation, Inc.
Contributed by Cygnus Support.
This file is part of GDB, the GNU debugger.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
-You should have received a copy of the GNU General Public License along
-with this program; if not, write to the Free Software Foundation, Inc.,
-59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef SIM_PROFILE_H
#define SIM_PROFILE_H
Error, WITH_PROFILE not defined.
#endif
+/* Standard profilable entities. */
+
+enum {
+ /* Profile insn usage. */
+ PROFILE_INSN_IDX = 1,
+
+ /* Profile memory usage. */
+ PROFILE_MEMORY_IDX,
+
+ /* Profile the cpu model (cycles, etc.). */
+ PROFILE_MODEL_IDX,
+
+ /* Profile the simulator's execution cache. */
+ PROFILE_SCACHE_IDX,
+
+ /* Profile the PC. */
+ PROFILE_PC_IDX,
+
+ /* Profile sim-core.c stuff. */
+ /* ??? The difference between this and PROFILE_MEMORY_IDX is ... ? */
+ PROFILE_CORE_IDX,
+
+ /* Simulator specific profile bits begin here. */
+ PROFILE_NEXT_IDX
+};
+
/* Maximum number of profilable entities. */
#ifndef MAX_PROFILE_VALUES
-#define MAX_PROFILE_VALUES 8
+#define MAX_PROFILE_VALUES 32
#endif
-/* Standard profilable entities. */
-#define PROFILE_INSN_IDX 0
-#define PROFILE_MEMORY_IDX 1
-#define PROFILE_MODEL_IDX 2
-#define PROFILE_SCACHE_IDX 3
-#define PROFILE_PC_IDX 4
-#define PROFILE_CORE_IDX 5
-#define PROFILE_NEXT_IDX 6 /* simulator specific profile bits begin here */
-
-/* Masks so WITH_PROFILE can have symbolic values. */
-#define PROFILE_insn 1
-#define PROFILE_memory 2
-#define PROFILE_model 4
-#define PROFILE_scache 8
-#define PROFILE_pc 16
-#define PROFILE_core 32
+/* The -p option only prints useful values. It's easy to type and shouldn't
+ splat on the screen everything under the sun making nothing easy to
+ find. */
+#define PROFILE_USEFUL_MASK \
+((1 << PROFILE_INSN_IDX) \
+ | (1 << PROFILE_MEMORY_IDX) \
+ | (1 << PROFILE_MODEL_IDX) \
+ | (1 << PROFILE_CORE_IDX))
+
+/* Utility to set profile options. */
+SIM_RC set_profile_option_mask (SIM_DESC sd_, const char *name_, int mask_,
+ const char *arg_);
+
+/* Utility to parse a --profile-<foo> option. */
+/* ??? On the one hand all calls could be confined to sim-profile.c, but
+ on the other hand keeping a module's profiling option with the module's
+ source is cleaner. */
+
+SIM_RC sim_profile_set_option (SIM_DESC sd_, const char *name_, int idx_,
+ const char *arg_);
+\f
+/* Masks so WITH_PROFILE can have symbolic values.
+ The case choice here is on purpose. The lowercase parts are args to
+ --with-profile. */
+#define PROFILE_insn (1 << PROFILE_INSN_IDX)
+#define PROFILE_memory (1 << PROFILE_MEMORY_IDX)
+#define PROFILE_model (1 << PROFILE_MODEL_IDX)
+#define PROFILE_scache (1 << PROFILE_SCACHE_IDX)
+#define PROFILE_pc (1 << PROFILE_PC_IDX)
+#define PROFILE_core (1 << PROFILE_CORE_IDX)
/* Preprocessor macros to simplify tests of WITH_PROFILE. */
#define WITH_PROFILE_INSN_P (WITH_PROFILE & PROFILE_insn)
#define WITH_PROFILE_PC_P (WITH_PROFILE & PROFILE_pc)
#define WITH_PROFILE_CORE_P (WITH_PROFILE & PROFILE_core)
-/* If MAX_INSNS isn't defined, we can't do instruction profiling.
- ??? It is intended that this is a temporary occurence. Normally
- MAX_INSNS is defined. */
-#ifndef MAX_INSNS
-#undef WITH_PROFILE_INSN_P
-#define WITH_PROFILE_INSN_P 0
-#endif
-
-/* If MAX_MODES isn't defined, we can't do memory profiling.
- ??? It is intended that this is a temporary occurence. Normally
- MAX_MODES is defined. */
-#ifndef MAX_MODES
+/* If MAX_TARGET_MODES isn't defined, we can't do memory profiling.
+ ??? It is intended that this is a temporary occurrence. Normally
+ MAX_TARGET_MODES is defined. */
+#ifndef MAX_TARGET_MODES
#undef WITH_PROFILE_MEMORY_P
#define WITH_PROFILE_MEMORY_P 0
#endif
-/* Only build MODEL code when the target simulator has support for it */
-#ifndef SIM_HAVE_MODEL
-#undef WITH_PROFILE_MODEL_P
-#define WITH_PROFILE_MODEL_P 0
-#endif
-
/* Profiling install handler. */
MODULE_INSTALL_FN profile_install;
is kept with the rest of scache support. */
typedef struct {
+ /* Global summary of all the current profiling options. */
+ char profile_any_p;
+
/* Boolean array of specified profiling flags. */
char profile_flags[MAX_PROFILE_VALUES];
#define PROFILE_FLAGS(p) ((p)->profile_flags)
unsigned long total_insn_count;
#define PROFILE_TOTAL_INSN_COUNT(p) ((p)->total_insn_count)
- /* Execution time in milliseconds. */
- unsigned long exec_time;
-#define PROFILE_EXEC_TIME(p) ((p)->exec_time)
+ /* CPU frequency. Always accepted, regardless of profiling options. */
+ unsigned long cpu_freq;
+#define PROFILE_CPU_FREQ(p) ((p)->cpu_freq)
#if WITH_PROFILE_INSN_P
- unsigned int insn_count[MAX_INSNS];
+ unsigned int *insn_count;
#define PROFILE_INSN_COUNT(p) ((p)->insn_count)
#endif
#if WITH_PROFILE_MEMORY_P
- unsigned int read_count[MAX_MODES];
+ unsigned int read_count[MAX_TARGET_MODES];
#define PROFILE_READ_COUNT(p) ((p)->read_count)
- unsigned int write_count[MAX_MODES];
+ unsigned int write_count[MAX_TARGET_MODES];
#define PROFILE_WRITE_COUNT(p) ((p)->write_count)
#endif
#if WITH_PROFILE_CORE_P
/* Count read/write/exec accesses separatly. */
- unsigned int core_count[nr_sim_core_maps];
+ unsigned int core_count[nr_maps];
#define PROFILE_CORE_COUNT(p) ((p)->core_count)
#endif
#if WITH_PROFILE_MODEL_P
- /* Total cycle count (less stalls). */
- unsigned long cycle_count;
-#define PROFILE_MODEL_CYCLE_COUNT(p) ((p)->cycle_count)
+ /* ??? Quick hack until more elaborate scheme is finished. */
+ /* Total cycle count, including stalls. */
+ unsigned long total_cycles;
+#define PROFILE_MODEL_TOTAL_CYCLES(p) ((p)->total_cycles)
/* Stalls due to branches. */
- unsigned long cti_stall_count;
-#define PROFILE_MODEL_CTI_STALL_COUNT(p) ((p)->cti_stall_count)
- unsigned long load_stall_count;
-#define PROFILE_MODEL_LOAD_STALL_COUNT(p) ((p)->load_stall_count)
- /* Taken and not-taken branches (and other cti's). */
-#define PROFILE_TOTAL_CYCLE_COUNT(p) \
-(PROFILE_MODEL_CYCLE_COUNT(p) \
- + PROFILE_MODEL_CTI_STALL_COUNT(p) \
- + PROFILE_MODEL_LOAD_STALL_COUNT(p))
+ unsigned long cti_stall_cycles;
+#define PROFILE_MODEL_CTI_STALL_CYCLES(p) ((p)->cti_stall_cycles)
+ unsigned long load_stall_cycles;
+#define PROFILE_MODEL_LOAD_STALL_CYCLES(p) ((p)->load_stall_cycles)
+ /* Number of cycles the current instruction took. */
+ unsigned long cur_insn_cycles;
+#define PROFILE_MODEL_CUR_INSN_CYCLES(p) ((p)->cur_insn_cycles)
+ /* Taken and not-taken branches (and other cti's). */
unsigned long taken_count, untaken_count;
#define PROFILE_MODEL_TAKEN_COUNT(p) ((p)->taken_count)
#define PROFILE_MODEL_UNTAKEN_COUNT(p) ((p)->untaken_count)
#define STATE_PROFILE_INFO_CALLBACK(sd) \
(CPU_PROFILE_DATA (STATE_CPU (sd, 0))->info_callback)
+ /* Profile range.
+ ??? Not all cpu's support this. */
+ ADDR_RANGE range;
+#define PROFILE_RANGE(p) (& (p)->range)
} PROFILE_DATA;
\f
-/* Usage macros. */
+/* Predicates. */
#define CPU_PROFILE_FLAGS(cpu) PROFILE_FLAGS (CPU_PROFILE_DATA (cpu))
+/* Return non-zero if tracing of IDX is enabled for CPU. */
+#define PROFILE_P(cpu,idx) \
+((WITH_PROFILE & (1 << (idx))) != 0 \
+ && CPU_PROFILE_FLAGS (cpu)[idx] != 0)
+
+/* Non-zero if --profile-<xxxx> was specified for CPU. */
+#define PROFILE_ANY_P(cpu) ((WITH_PROFILE) && (CPU_PROFILE_DATA (cpu)->profile_any_p))
+#define PROFILE_INSN_P(cpu) PROFILE_P (cpu, PROFILE_INSN_IDX)
+#define PROFILE_MEMORY_P(cpu) PROFILE_P (cpu, PROFILE_MEMORY_IDX)
+#define PROFILE_MODEL_P(cpu) PROFILE_P (cpu, PROFILE_MODEL_IDX)
+#define PROFILE_SCACHE_P(cpu) PROFILE_P (cpu, PROFILE_SCACHE_IDX)
+#define PROFILE_PC_P(cpu) PROFILE_P (cpu, PROFILE_PC_IDX)
+#define PROFILE_CORE_P(cpu) PROFILE_P (cpu, PROFILE_CORE_IDX)
+\f
+/* Usage macros. */
+
#if WITH_PROFILE_INSN_P
#define PROFILE_COUNT_INSN(cpu, pc, insn_num) \
do { \
- if (CPU_PROFILE_FLAGS (cpu) [PROFILE_INSN_IDX]) \
+ if (PROFILE_INSN_P (cpu)) \
++ PROFILE_INSN_COUNT (CPU_PROFILE_DATA (cpu)) [insn_num]; \
} while (0)
#else
#if WITH_PROFILE_MEMORY_P
#define PROFILE_COUNT_READ(cpu, addr, mode_num) \
do { \
- if (CPU_PROFILE_FLAGS (cpu) [PROFILE_MEMORY_IDX]) \
+ if (PROFILE_MEMORY_P (cpu)) \
++ PROFILE_READ_COUNT (CPU_PROFILE_DATA (cpu)) [mode_num]; \
} while (0)
#define PROFILE_COUNT_WRITE(cpu, addr, mode_num) \
do { \
- if (CPU_PROFILE_FLAGS (cpu) [PROFILE_MEMORY_IDX]) \
+ if (PROFILE_MEMORY_P (cpu)) \
++ PROFILE_WRITE_COUNT (CPU_PROFILE_DATA (cpu)) [mode_num]; \
} while (0)
#else
#if WITH_PROFILE_CORE_P
#define PROFILE_COUNT_CORE(cpu, addr, size, map) \
do { \
- if (CPU_PROFILE_FLAGS (cpu) [PROFILE_CORE_IDX]) \
+ if (PROFILE_CORE_P (cpu)) \
PROFILE_CORE_COUNT (CPU_PROFILE_DATA (cpu)) [map] += 1; \
} while (0)
#else
#endif /* ! core */
#if WITH_PROFILE_MODEL_P
-/* Model profiling is a bit more complicated so we just provide a macro
- to say whether to do it or not. */
-#define PROFILE_MODEL_P(cpu) \
-(CPU_PROFILE_FLAGS (cpu) [PROFILE_MODEL_IDX])
+#define PROFILE_BRANCH_TAKEN(cpu) \
+do { \
+ if (PROFILE_MODEL_P (cpu)) \
+ ++ PROFILE_MODEL_TAKEN_COUNT (CPU_PROFILE_DATA (cpu)); \
+} while (0)
+#define PROFILE_BRANCH_UNTAKEN(cpu) \
+do { \
+ if (PROFILE_MODEL_P (cpu)) \
+ ++ PROFILE_MODEL_UNTAKEN_COUNT (CPU_PROFILE_DATA (cpu)); \
+} while (0)
#else
-#define PROFILE_MODEL_P(cpu) 0
+#define PROFILE_BRANCH_TAKEN(cpu)
+#define PROFILE_BRANCH_UNTAKEN(cpu)
#endif /* ! model */
+/* Misc. utilities. */
+
+extern void sim_profile_print_bar (SIM_DESC, sim_cpu *, unsigned int, unsigned int, unsigned int);
+
#endif /* SIM_PROFILE_H */