mirror of
https://github.com/bminor/binutils-gdb.git
synced 2025-12-26 09:08:59 +00:00
Initial creation of sourceware repository
This commit is contained in:
Stan Shebs
289
sim/common/sim-profile.h
Normal file
289
sim/common/sim-profile.h
Normal file
@@ -0,0 +1,289 @@
|
||||
/* Profile header for simulators using common framework.
|
||||
Copyright (C) 1996, 1997, 1998 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.
|
||||
|
||||
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. */
|
||||
|
||||
#ifndef SIM_PROFILE_H
|
||||
#define SIM_PROFILE_H
|
||||
|
||||
#ifndef WITH_PROFILE
|
||||
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 32
|
||||
#endif
|
||||
|
||||
/* 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 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_);
|
||||
|
||||
/* 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_MEMORY_P (WITH_PROFILE & PROFILE_memory)
|
||||
#define WITH_PROFILE_MODEL_P (WITH_PROFILE & PROFILE_model)
|
||||
#define WITH_PROFILE_SCACHE_P (WITH_PROFILE & PROFILE_scache)
|
||||
#define WITH_PROFILE_PC_P (WITH_PROFILE & PROFILE_pc)
|
||||
#define WITH_PROFILE_CORE_P (WITH_PROFILE & PROFILE_core)
|
||||
|
||||
/* If MAX_TARGET_MODES isn't defined, we can't do memory profiling.
|
||||
??? It is intended that this is a temporary occurence. 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;
|
||||
|
||||
/* Output format macros. */
|
||||
#ifndef PROFILE_HISTOGRAM_WIDTH
|
||||
#define PROFILE_HISTOGRAM_WIDTH 40
|
||||
#endif
|
||||
#ifndef PROFILE_LABEL_WIDTH
|
||||
#define PROFILE_LABEL_WIDTH 32
|
||||
#endif
|
||||
|
||||
/* Callbacks for internal profile_info.
|
||||
The callbacks may be NULL meaning there isn't one.
|
||||
Note that results are indented two spaces to distinguish them from
|
||||
section titles.
|
||||
If non-NULL, PROFILE_CALLBACK is called to print extra non-cpu related data.
|
||||
If non-NULL, PROFILE_CPU_CALLBACK is called to print extra cpu related data.
|
||||
*/
|
||||
|
||||
typedef void (PROFILE_INFO_CALLBACK_FN) (SIM_DESC, int);
|
||||
struct _sim_cpu; /* forward reference */
|
||||
typedef void (PROFILE_INFO_CPU_CALLBACK_FN) (struct _sim_cpu *cpu, int verbose);
|
||||
|
||||
|
||||
/* Struct containing most profiling data.
|
||||
It doesn't contain all profiling data because for example scache data
|
||||
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)
|
||||
|
||||
/* The total insn count is tracked separately.
|
||||
It is always computed, regardless of insn profiling. */
|
||||
unsigned long total_insn_count;
|
||||
#define PROFILE_TOTAL_INSN_COUNT(p) ((p)->total_insn_count)
|
||||
|
||||
#if WITH_PROFILE_INSN_P
|
||||
unsigned int *insn_count;
|
||||
#define PROFILE_INSN_COUNT(p) ((p)->insn_count)
|
||||
#endif
|
||||
|
||||
#if WITH_PROFILE_MEMORY_P
|
||||
unsigned int read_count[MAX_TARGET_MODES];
|
||||
#define PROFILE_READ_COUNT(p) ((p)->read_count)
|
||||
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_maps];
|
||||
#define PROFILE_CORE_COUNT(p) ((p)->core_count)
|
||||
#endif
|
||||
|
||||
#if WITH_PROFILE_MODEL_P
|
||||
/* ??? 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_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)
|
||||
#endif
|
||||
|
||||
#if WITH_PROFILE_PC_P
|
||||
/* PC profiling attempts to determine function usage by sampling the PC
|
||||
every so many instructions. */
|
||||
unsigned int profile_pc_freq;
|
||||
#define PROFILE_PC_FREQ(p) ((p)->profile_pc_freq)
|
||||
unsigned int profile_pc_nr_buckets;
|
||||
#define PROFILE_PC_NR_BUCKETS(p) ((p)->profile_pc_nr_buckets)
|
||||
address_word profile_pc_start;
|
||||
#define PROFILE_PC_START(p) ((p)->profile_pc_start)
|
||||
address_word profile_pc_end;
|
||||
#define PROFILE_PC_END(p) ((p)->profile_pc_end)
|
||||
unsigned profile_pc_shift;
|
||||
#define PROFILE_PC_SHIFT(p) ((p)->profile_pc_shift)
|
||||
#define PROFILE_PC_BUCKET_SIZE(p) (PROFILE_PC_SHIFT (p) ? (1 << PROFILE_PC_SHIFT (p)) : 0)
|
||||
unsigned *profile_pc_count;
|
||||
#define PROFILE_PC_COUNT(p) ((p)->profile_pc_count)
|
||||
sim_event *profile_pc_event;
|
||||
#define PROFILE_PC_EVENT(p) ((p)->profile_pc_event)
|
||||
#endif
|
||||
|
||||
/* Profile output goes to this or stderr if NULL.
|
||||
We can't store `stderr' here as stderr goes through a callback. */
|
||||
FILE *profile_file;
|
||||
#define PROFILE_FILE(p) ((p)->profile_file)
|
||||
|
||||
/* When reporting a profile summary, hook to include per-processor
|
||||
target specific profile information */
|
||||
PROFILE_INFO_CPU_CALLBACK_FN *info_cpu_callback;
|
||||
#define PROFILE_INFO_CPU_CALLBACK(p) ((p)->info_cpu_callback)
|
||||
|
||||
/* When reporting a profile summary, hook to include common target
|
||||
specific profile information */
|
||||
PROFILE_INFO_CALLBACK_FN *info_callback;
|
||||
#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;
|
||||
|
||||
/* 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)
|
||||
|
||||
/* Usage macros. */
|
||||
|
||||
#if WITH_PROFILE_INSN_P
|
||||
#define PROFILE_COUNT_INSN(cpu, pc, insn_num) \
|
||||
do { \
|
||||
if (PROFILE_INSN_P (cpu)) \
|
||||
++ PROFILE_INSN_COUNT (CPU_PROFILE_DATA (cpu)) [insn_num]; \
|
||||
} while (0)
|
||||
#else
|
||||
#define PROFILE_COUNT_INSN(cpu, pc, insn_num)
|
||||
#endif /* ! insn */
|
||||
|
||||
#if WITH_PROFILE_MEMORY_P
|
||||
#define PROFILE_COUNT_READ(cpu, addr, mode_num) \
|
||||
do { \
|
||||
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 (PROFILE_MEMORY_P (cpu)) \
|
||||
++ PROFILE_WRITE_COUNT (CPU_PROFILE_DATA (cpu)) [mode_num]; \
|
||||
} while (0)
|
||||
#else
|
||||
#define PROFILE_COUNT_READ(cpu, addr, mode_num)
|
||||
#define PROFILE_COUNT_WRITE(cpu, addr, mode_num)
|
||||
#endif /* ! memory */
|
||||
|
||||
#if WITH_PROFILE_CORE_P
|
||||
#define PROFILE_COUNT_CORE(cpu, addr, size, map) \
|
||||
do { \
|
||||
if (PROFILE_CORE_P (cpu)) \
|
||||
PROFILE_CORE_COUNT (CPU_PROFILE_DATA (cpu)) [map] += 1; \
|
||||
} while (0)
|
||||
#else
|
||||
#define PROFILE_COUNT_CORE(cpu, addr, size, map)
|
||||
#endif /* ! core */
|
||||
|
||||
/* Misc. utilities. */
|
||||
|
||||
extern void sim_profile_print_bar (SIM_DESC, unsigned int, unsigned int, unsigned int);
|
||||
|
||||
#endif /* SIM_PROFILE_H */
|
||||
Reference in New Issue
Block a user