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Diffstat (limited to 'sim/common/sim-trace.c')
| -rw-r--r-- | sim/common/sim-trace.c | 1341 |
1 files changed, 1341 insertions, 0 deletions
diff --git a/sim/common/sim-trace.c b/sim/common/sim-trace.c new file mode 100644 index 00000000000..0fa2313f166 --- /dev/null +++ b/sim/common/sim-trace.c @@ -0,0 +1,1341 @@ +/* Simulator tracing/debugging support. + Copyright (C) 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. */ + +#include "sim-main.h" +#include "sim-io.h" +#include "sim-options.h" +#include "sim-fpu.h" + +#include "bfd.h" +#include "libiberty.h" + +#include "sim-assert.h" + +#ifdef HAVE_STRING_H +#include <string.h> +#else +#ifdef HAVE_STRINGS_H +#include <strings.h> +#endif +#endif +#ifdef HAVE_STDLIB_H +#include <stdlib.h> +#endif + +#ifndef SIZE_PHASE +#define SIZE_PHASE 8 +#endif + +#ifndef SIZE_LOCATION +#define SIZE_LOCATION 20 +#endif + +#ifndef SIZE_PC +#define SIZE_PC 6 +#endif + +#ifndef SIZE_LINE_NUMBER +#define SIZE_LINE_NUMBER 4 +#endif + +static MODULE_INIT_FN trace_init; +static MODULE_UNINSTALL_FN trace_uninstall; + +static DECLARE_OPTION_HANDLER (trace_option_handler); + +enum { + OPTION_TRACE_INSN = OPTION_START, + OPTION_TRACE_DECODE, + OPTION_TRACE_EXTRACT, + OPTION_TRACE_LINENUM, + OPTION_TRACE_MEMORY, + OPTION_TRACE_MODEL, + OPTION_TRACE_ALU, + OPTION_TRACE_CORE, + OPTION_TRACE_EVENTS, + OPTION_TRACE_FPU, + OPTION_TRACE_BRANCH, + OPTION_TRACE_SEMANTICS, + OPTION_TRACE_RANGE, + OPTION_TRACE_FUNCTION, + OPTION_TRACE_DEBUG, + OPTION_TRACE_FILE +}; + +static const OPTION trace_options[] = +{ + /* This table is organized to group related instructions together. */ + { {"trace", optional_argument, NULL, 't'}, + 't', "on|off", "Trace useful things", + trace_option_handler }, + { {"trace-insn", optional_argument, NULL, OPTION_TRACE_INSN}, + '\0', "on|off", "Perform instruction tracing", + trace_option_handler }, + { {"trace-decode", optional_argument, NULL, OPTION_TRACE_DECODE}, + '\0', "on|off", "Trace instruction decoding", + trace_option_handler }, + { {"trace-extract", optional_argument, NULL, OPTION_TRACE_EXTRACT}, + '\0', "on|off", "Trace instruction extraction", + trace_option_handler }, + { {"trace-linenum", optional_argument, NULL, OPTION_TRACE_LINENUM}, + '\0', "on|off", "Perform line number tracing (implies --trace-insn)", + trace_option_handler }, + { {"trace-memory", optional_argument, NULL, OPTION_TRACE_MEMORY}, + '\0', "on|off", "Trace memory operations", + trace_option_handler }, + { {"trace-alu", optional_argument, NULL, OPTION_TRACE_ALU}, + '\0', "on|off", "Trace ALU operations", + trace_option_handler }, + { {"trace-fpu", optional_argument, NULL, OPTION_TRACE_FPU}, + '\0', "on|off", "Trace FPU operations", + trace_option_handler }, + { {"trace-branch", optional_argument, NULL, OPTION_TRACE_BRANCH}, + '\0', "on|off", "Trace branching", + trace_option_handler }, + { {"trace-semantics", optional_argument, NULL, OPTION_TRACE_SEMANTICS}, + '\0', "on|off", "Perform ALU, FPU, MEMORY, and BRANCH tracing", + trace_option_handler }, + { {"trace-model", optional_argument, NULL, OPTION_TRACE_MODEL}, + '\0', "on|off", "Include model performance data", + trace_option_handler }, + { {"trace-core", optional_argument, NULL, OPTION_TRACE_CORE}, + '\0', "on|off", "Trace core operations", + trace_option_handler }, + { {"trace-events", optional_argument, NULL, OPTION_TRACE_EVENTS}, + '\0', "on|off", "Trace events", + trace_option_handler }, +#ifdef SIM_HAVE_ADDR_RANGE + { {"trace-range", required_argument, NULL, OPTION_TRACE_RANGE}, + '\0', "START,END", "Specify range of addresses for instruction tracing", + trace_option_handler }, +#if 0 /*wip*/ + { {"trace-function", required_argument, NULL, OPTION_TRACE_FUNCTION}, + '\0', "FUNCTION", "Specify function to trace", + trace_option_handler }, +#endif +#endif + { {"trace-debug", optional_argument, NULL, OPTION_TRACE_DEBUG}, + '\0', "on|off", "Add information useful for debugging the simulator to the tracing output", + trace_option_handler }, + { {"trace-file", required_argument, NULL, OPTION_TRACE_FILE}, + '\0', "FILE NAME", "Specify tracing output file", + trace_option_handler }, + { {NULL, no_argument, NULL, 0}, '\0', NULL, NULL, NULL } +}; + +/* Set/reset the trace options indicated in MASK. */ + +static SIM_RC +set_trace_option_mask (sd, name, mask, arg) + SIM_DESC sd; + const char *name; + int mask; + const char *arg; +{ + int trace_nr; + int cpu_nr; + int trace_val = 1; + + if (arg != NULL) + { + if (strcmp (arg, "yes") == 0 + || strcmp (arg, "on") == 0 + || strcmp (arg, "1") == 0) + trace_val = 1; + else if (strcmp (arg, "no") == 0 + || strcmp (arg, "off") == 0 + || strcmp (arg, "0") == 0) + trace_val = 0; + else + { + sim_io_eprintf (sd, "Argument `%s' for `--trace%s' invalid, one of `on', `off', `yes', `no' expected\n", arg, name); + return SIM_RC_FAIL; + } + } + + /* update applicable trace bits */ + for (trace_nr = 0; trace_nr < MAX_TRACE_VALUES; ++trace_nr) + { + if ((mask & (1 << trace_nr)) == 0) + continue; + + /* Set non-cpu specific values. */ + switch (trace_nr) + { + case TRACE_EVENTS_IDX: + STATE_EVENTS (sd)->trace = trace_val; + break; + case TRACE_DEBUG_IDX: + STATE_TRACE_FLAGS (sd)[trace_nr] = trace_val; + break; + } + + /* Set cpu values. */ + for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; cpu_nr++) + { + CPU_TRACE_FLAGS (STATE_CPU (sd, cpu_nr))[trace_nr] = trace_val; + } + } + + /* Re-compute the cpu trace summary. */ + if (trace_val) + { + for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; cpu_nr++) + CPU_TRACE_DATA (STATE_CPU (sd, cpu_nr))->trace_any_p = 1; + } + else + { + for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; cpu_nr++) + { + CPU_TRACE_DATA (STATE_CPU (sd, cpu_nr))->trace_any_p = 0; + for (trace_nr = 0; trace_nr < MAX_TRACE_VALUES; ++trace_nr) + { + if (CPU_TRACE_FLAGS (STATE_CPU (sd, cpu_nr))[trace_nr]) + { + CPU_TRACE_DATA (STATE_CPU (sd, cpu_nr))->trace_any_p = 1; + break; + } + } + } + } + + return SIM_RC_OK; +} + +/* Set one trace option based on its IDX value. */ + +static SIM_RC +set_trace_option (sd, name, idx, arg) + SIM_DESC sd; + const char *name; + int idx; + const char *arg; +{ + return set_trace_option_mask (sd, name, 1 << idx, arg); +} + + +static SIM_RC +trace_option_handler (SIM_DESC sd, sim_cpu *cpu, int opt, + char *arg, int is_command) +{ + int n; + int cpu_nr; + + switch (opt) + { + case 't' : + if (! WITH_TRACE) + sim_io_eprintf (sd, "Tracing not compiled in, `-t' ignored\n"); + else + return set_trace_option_mask (sd, "trace", TRACE_USEFUL_MASK, arg); + break; + + case OPTION_TRACE_INSN : + if (WITH_TRACE_INSN_P) + return set_trace_option (sd, "-insn", TRACE_INSN_IDX, arg); + else + sim_io_eprintf (sd, "Instruction tracing not compiled in, `--trace-insn' ignored\n"); + break; + + case OPTION_TRACE_DECODE : + if (WITH_TRACE_DECODE_P) + return set_trace_option (sd, "-decode", TRACE_DECODE_IDX, arg); + else + sim_io_eprintf (sd, "Decode tracing not compiled in, `--trace-decode' ignored\n"); + break; + + case OPTION_TRACE_EXTRACT : + if (WITH_TRACE_EXTRACT_P) + return set_trace_option (sd, "-extract", TRACE_EXTRACT_IDX, arg); + else + sim_io_eprintf (sd, "Extract tracing not compiled in, `--trace-extract' ignored\n"); + break; + + case OPTION_TRACE_LINENUM : + if (WITH_TRACE_LINENUM_P && WITH_TRACE_INSN_P) + { + if (set_trace_option (sd, "-linenum", TRACE_LINENUM_IDX, arg) != SIM_RC_OK + || set_trace_option (sd, "-linenum", TRACE_INSN_IDX, arg) != SIM_RC_OK) + return SIM_RC_FAIL; + } + else + sim_io_eprintf (sd, "Line number or instruction tracing not compiled in, `--trace-linenum' ignored\n"); + break; + + case OPTION_TRACE_MEMORY : + if (WITH_TRACE_MEMORY_P) + return set_trace_option (sd, "-memory", TRACE_MEMORY_IDX, arg); + else + sim_io_eprintf (sd, "Memory tracing not compiled in, `--trace-memory' ignored\n"); + break; + + case OPTION_TRACE_MODEL : + if (WITH_TRACE_MODEL_P) + return set_trace_option (sd, "-model", TRACE_MODEL_IDX, arg); + else + sim_io_eprintf (sd, "Model tracing not compiled in, `--trace-model' ignored\n"); + break; + + case OPTION_TRACE_ALU : + if (WITH_TRACE_ALU_P) + return set_trace_option (sd, "-alu", TRACE_ALU_IDX, arg); + else + sim_io_eprintf (sd, "ALU tracing not compiled in, `--trace-alu' ignored\n"); + break; + + case OPTION_TRACE_CORE : + if (WITH_TRACE_CORE_P) + return set_trace_option (sd, "-core", TRACE_CORE_IDX, arg); + else + sim_io_eprintf (sd, "CORE tracing not compiled in, `--trace-core' ignored\n"); + break; + + case OPTION_TRACE_EVENTS : + if (WITH_TRACE_EVENTS_P) + return set_trace_option (sd, "-events", TRACE_EVENTS_IDX, arg); + else + sim_io_eprintf (sd, "EVENTS tracing not compiled in, `--trace-events' ignored\n"); + break; + + case OPTION_TRACE_FPU : + if (WITH_TRACE_FPU_P) + return set_trace_option (sd, "-fpu", TRACE_FPU_IDX, arg); + else + sim_io_eprintf (sd, "FPU tracing not compiled in, `--trace-fpu' ignored\n"); + break; + + case OPTION_TRACE_BRANCH : + if (WITH_TRACE_BRANCH_P) + return set_trace_option (sd, "-branch", TRACE_BRANCH_IDX, arg); + else + sim_io_eprintf (sd, "Branch tracing not compiled in, `--trace-branch' ignored\n"); + break; + + case OPTION_TRACE_SEMANTICS : + if (WITH_TRACE_ALU_P + && WITH_TRACE_FPU_P + && WITH_TRACE_MEMORY_P + && WITH_TRACE_BRANCH_P) + { + if (set_trace_option (sd, "-semantics", TRACE_ALU_IDX, arg) != SIM_RC_OK + || set_trace_option (sd, "-semantics", TRACE_FPU_IDX, arg) != SIM_RC_OK + || set_trace_option (sd, "-semantics", TRACE_MEMORY_IDX, arg) != SIM_RC_OK + || set_trace_option (sd, "-semantics", TRACE_BRANCH_IDX, arg) != SIM_RC_OK) + return SIM_RC_FAIL; + } + else + sim_io_eprintf (sd, "Alu, fpu, memory, and/or branch tracing not compiled in, `--trace-semantics' ignored\n"); + break; + +#ifdef SIM_HAVE_ADDR_RANGE + case OPTION_TRACE_RANGE : + if (WITH_TRACE) + { + char *chp = arg; + unsigned long start,end; + start = strtoul (chp, &chp, 0); + if (*chp != ',') + { + sim_io_eprintf (sd, "--trace-range missing END argument\n"); + return SIM_RC_FAIL; + } + end = strtoul (chp + 1, NULL, 0); + /* FIXME: Argument validation. */ + if (cpu != NULL) + sim_addr_range_add (TRACE_RANGE (CPU_PROFILE_DATA (cpu)), + start, end); + else + for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr) + sim_addr_range_add (TRACE_RANGE (CPU_TRACE_DATA (STATE_CPU (sd, cpu_nr))), + start, end); + } + else + sim_io_eprintf (sd, "Tracing not compiled in, `--trace-range' ignored\n"); + break; + + case OPTION_TRACE_FUNCTION : + if (WITH_TRACE) + { + /*wip: need to compute function range given name*/ + } + else + sim_io_eprintf (sd, "Tracing not compiled in, `--trace-function' ignored\n"); + break; +#endif /* SIM_HAVE_ADDR_RANGE */ + + case OPTION_TRACE_DEBUG : + if (WITH_TRACE_DEBUG_P) + return set_trace_option (sd, "-debug", TRACE_DEBUG_IDX, arg); + else + sim_io_eprintf (sd, "Tracing debug support not compiled in, `--trace-debug' ignored\n"); + break; + + case OPTION_TRACE_FILE : + if (! WITH_TRACE) + sim_io_eprintf (sd, "Tracing not compiled in, `--trace-file' ignored\n"); + else + { + FILE *f = fopen (arg, "w"); + + if (f == NULL) + { + sim_io_eprintf (sd, "Unable to open trace output file `%s'\n", arg); + return SIM_RC_FAIL; + } + for (n = 0; n < MAX_NR_PROCESSORS; ++n) + TRACE_FILE (CPU_TRACE_DATA (STATE_CPU (sd, n))) = f; + TRACE_FILE (STATE_TRACE_DATA (sd)) = f; + } + break; + } + + return SIM_RC_OK; +} + +/* Install tracing support. */ + +SIM_RC +trace_install (SIM_DESC sd) +{ + int i; + + SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER); + + sim_add_option_table (sd, NULL, trace_options); + memset (STATE_TRACE_DATA (sd), 0, sizeof (* STATE_TRACE_DATA (sd))); + for (i = 0; i < MAX_NR_PROCESSORS; ++i) + memset (CPU_TRACE_DATA (STATE_CPU (sd, i)), 0, + sizeof (* CPU_TRACE_DATA (STATE_CPU (sd, i)))); + sim_module_add_init_fn (sd, trace_init); + sim_module_add_uninstall_fn (sd, trace_uninstall); + return SIM_RC_OK; +} + +static SIM_RC +trace_init (SIM_DESC sd) +{ +#ifdef SIM_HAVE_ADDR_RANGE + /* Check if a range has been specified without specifying what to + collect. */ + { + int i; + + for (i = 0; i < MAX_NR_PROCESSORS; ++i) + { + sim_cpu *cpu = STATE_CPU (sd, i); + + if (ADDR_RANGE_RANGES (TRACE_RANGE (CPU_TRACE_DATA (cpu))) + && ! TRACE_INSN_P (cpu)) + { + sim_io_eprintf_cpu (cpu, "Tracing address range specified without --trace-insn.\n"); + sim_io_eprintf_cpu (cpu, "Address range ignored.\n"); + sim_addr_range_delete (TRACE_RANGE (CPU_TRACE_DATA (cpu)), + 0, ~ (address_word) 0); + } + } + } +#endif + + return SIM_RC_OK; +} + +static void +trace_uninstall (SIM_DESC sd) +{ + int i,j; + FILE *sfile = TRACE_FILE (STATE_TRACE_DATA (sd)); + + if (sfile != NULL) + fclose (sfile); + + for (i = 0; i < MAX_NR_PROCESSORS; ++i) + { + FILE *cfile = TRACE_FILE (CPU_TRACE_DATA (STATE_CPU (sd, i))); + if (cfile != NULL && cfile != sfile) + { + /* If output from different cpus is going to the same file, + avoid closing the file twice. */ + for (j = 0; j < i; ++j) + if (TRACE_FILE (CPU_TRACE_DATA (STATE_CPU (sd, j))) == cfile) + break; + if (i == j) + fclose (cfile); + } + } +} + +typedef enum { + trace_fmt_invalid, + trace_fmt_word, + trace_fmt_fp, + trace_fmt_fpu, + trace_fmt_string, + trace_fmt_bool, + trace_fmt_addr, + trace_fmt_instruction_incomplete, +} data_fmt; + +/* compute the nr of trace data units consumed by data */ +static int +save_data_size (TRACE_DATA *data, + long size) +{ + return ((size + sizeof (TRACE_INPUT_DATA (data) [0]) - 1) + / sizeof (TRACE_INPUT_DATA (data) [0])); +} + + +/* Archive DATA into the trace buffer */ +static void +save_data (SIM_DESC sd, + TRACE_DATA *data, + data_fmt fmt, + long size, + void *buf) +{ + int i = TRACE_INPUT_IDX (data); + if (i == sizeof (TRACE_INPUT_FMT (data))) + sim_io_error (sd, "trace buffer overflow"); + TRACE_INPUT_FMT (data) [i] = fmt; + TRACE_INPUT_SIZE (data) [i] = size; + memcpy (&TRACE_INPUT_DATA (data) [i], buf, size); + i += save_data_size (data, size); + TRACE_INPUT_IDX (data) = i; +} + +static void +print_data (SIM_DESC sd, + sim_cpu *cpu, + data_fmt fmt, + long size, + void *data) +{ + switch (fmt) + { + case trace_fmt_instruction_incomplete: + trace_printf (sd, cpu, " (instruction incomplete)"); + break; + case trace_fmt_word: + case trace_fmt_addr: + { + switch (size) + { + case sizeof (unsigned32): + trace_printf (sd, cpu, " 0x%08lx", (long) * (unsigned32*) data); + break; + case sizeof (unsigned64): + trace_printf (sd, cpu, " 0x%08lx%08lx", + (long) ((* (unsigned64*) data) >> 32), + (long) * (unsigned64*) data); + break; + default: + abort (); + } + break; + } + case trace_fmt_bool: + { + SIM_ASSERT (size == sizeof (int)); + trace_printf (sd, cpu, " %-8s", + (* (int*) data) ? "true" : "false"); + break; + } + case trace_fmt_fp: + { + sim_fpu fp; + switch (size) + { + /* FIXME: Assumes sizeof float == 4; sizeof double == 8 */ + case 4: + sim_fpu_32to (&fp, *(unsigned32*)data); + break; + case 8: + sim_fpu_64to (&fp, *(unsigned64*)data); + break; + default: + abort (); + } + trace_printf (sd, cpu, " %8g", sim_fpu_2d (&fp)); + switch (size) + { + case 4: + trace_printf (sd, cpu, " (0x%08lx)", + (long) *(unsigned32*)data); + break; + case 8: + trace_printf (sd, cpu, " (0x%08lx%08lx)", + (long) (*(unsigned64*)data >> 32), + (long) (*(unsigned64*)data)); + break; + default: + abort (); + } + break; + } + case trace_fmt_fpu: + /* FIXME: At present sim_fpu data is stored as a double */ + trace_printf (sd, cpu, " %8g", * (double*) data); + break; + case trace_fmt_string: + trace_printf (sd, cpu, " %-8s", (char*) data); + break; + default: + abort (); + } +} + +static const char * +trace_idx_to_str (int trace_idx) +{ + static char num[8]; + switch (trace_idx) + { + case TRACE_ALU_IDX: return "alu: "; + case TRACE_INSN_IDX: return "insn: "; + case TRACE_DECODE_IDX: return "decode: "; + case TRACE_EXTRACT_IDX: return "extract: "; + case TRACE_MEMORY_IDX: return "memory: "; + case TRACE_CORE_IDX: return "core: "; + case TRACE_EVENTS_IDX: return "events: "; + case TRACE_FPU_IDX: return "fpu: "; + case TRACE_BRANCH_IDX: return "branch: "; + default: + sprintf (num, "?%d?", trace_idx); + return num; + } +} + +static void +trace_results (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + int last_input) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int nr_out; + int i; + + /* cross check trace_idx against TRACE_IDX (data)? */ + + /* prefix */ + trace_printf (sd, cpu, "%s %s", + trace_idx_to_str (TRACE_IDX (data)), + TRACE_PREFIX (data)); + TRACE_IDX (data) = 0; + + for (i = 0, nr_out = 0; + i < TRACE_INPUT_IDX (data); + i += save_data_size (data, TRACE_INPUT_SIZE (data) [i]), nr_out++) + { + if (i == last_input) + { + int pad = (strlen (" 0x") + sizeof (unsigned_word) * 2); + int padding = pad * (3 - nr_out); + if (padding < 0) + padding = 0; + padding += strlen (" ::"); + trace_printf (sd, cpu, "%*s", padding, " ::"); + } + print_data (sd, cpu, + TRACE_INPUT_FMT (data) [i], + TRACE_INPUT_SIZE (data) [i], + &TRACE_INPUT_DATA (data) [i]); + } + trace_printf (sd, cpu, "\n"); +} + +void +trace_prefix (SIM_DESC sd, + sim_cpu *cpu, + sim_cia cia, + address_word pc, + int line_p, + const char *filename, + int linenum, + const char *fmt, + ...) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + va_list ap; + char *prefix = TRACE_PREFIX (data); + char *chp; + /* FIXME: The TRACE_PREFIX_WIDTH should be determined at build time using + known information about the disassembled instructions. */ +#ifndef TRACE_PREFIX_WIDTH +#define TRACE_PREFIX_WIDTH 48 +#endif + int width = TRACE_PREFIX_WIDTH; + + /* if the previous trace data wasn't flushed, flush it now with a + note indicating that the trace was incomplete. */ + if (TRACE_IDX (data) != 0) + { + int last_input = TRACE_INPUT_IDX (data); + save_data (sd, data, trace_fmt_instruction_incomplete, 1, ""); + trace_results (sd, cpu, TRACE_IDX (data), last_input); + } + TRACE_IDX (data) = 0; + TRACE_INPUT_IDX (data) = 0; + + /* Create the text prefix for this new instruction: */ + if (!line_p) + { + if (filename) + { + sprintf (prefix, "%s:%-*d 0x%.*lx ", + filename, + SIZE_LINE_NUMBER, linenum, + SIZE_PC, (long) pc); + } + else + { + sprintf (prefix, "0x%.*lx ", + SIZE_PC, (long) pc); + /* Shrink the width by the amount that we didn't print. */ + width -= SIZE_LINE_NUMBER + SIZE_PC + 8; + } + chp = strchr (prefix, '\0'); + va_start (ap, fmt); + vsprintf (chp, fmt, ap); + va_end (ap); + } + else + { + char buf[256]; + buf[0] = 0; + if (STATE_TEXT_SECTION (CPU_STATE (cpu)) + && pc >= STATE_TEXT_START (CPU_STATE (cpu)) + && pc < STATE_TEXT_END (CPU_STATE (cpu))) + { + const char *pc_filename = (const char *)0; + const char *pc_function = (const char *)0; + unsigned int pc_linenum = 0; + bfd *abfd; + asymbol **asymbols; + + abfd = STATE_PROG_BFD (CPU_STATE (cpu)); + asymbols = STATE_PROG_SYMS (CPU_STATE (cpu)); + if (asymbols == NULL) + { + long symsize; + long symbol_count; + + symsize = bfd_get_symtab_upper_bound (abfd); + if (symsize < 0) + { + sim_engine_abort (sd, cpu, cia, "could not read symbols"); + } + asymbols = (asymbol **) xmalloc (symsize); + symbol_count = bfd_canonicalize_symtab (abfd, asymbols); + if (symbol_count < 0) + { + sim_engine_abort (sd, cpu, cia, "could not canonicalize symbols"); + } + STATE_PROG_SYMS (CPU_STATE (cpu)) = asymbols; + } + + if (bfd_find_nearest_line (abfd, + STATE_TEXT_SECTION (CPU_STATE (cpu)), + asymbols, + pc - STATE_TEXT_START (CPU_STATE (cpu)), + &pc_filename, &pc_function, &pc_linenum)) + { + char *p = buf; + if (pc_linenum) + { + sprintf (p, "#%-*d ", SIZE_LINE_NUMBER, pc_linenum); + p += strlen (p); + } + else + { + sprintf (p, "%-*s ", SIZE_LINE_NUMBER+1, "---"); + p += SIZE_LINE_NUMBER+2; + } + + if (pc_function) + { + sprintf (p, "%s ", pc_function); + p += strlen (p); + } + else if (pc_filename) + { + char *q = (char *) strrchr (pc_filename, '/'); + sprintf (p, "%s ", (q) ? q+1 : pc_filename); + p += strlen (p); + } + + if (*p == ' ') + *p = '\0'; + } + } + + sprintf (prefix, "0x%.*x %-*.*s ", + SIZE_PC, (unsigned) pc, + SIZE_LOCATION, SIZE_LOCATION, buf); + chp = strchr (prefix, '\0'); + va_start (ap, fmt); + vsprintf (chp, fmt, ap); + va_end (ap); + } + + /* Pad it out to TRACE_PREFIX_WIDTH. */ + chp = strchr (prefix, '\0'); + if (chp - prefix < width) + { + memset (chp, ' ', width - (chp - prefix)); + chp = &prefix [width]; + *chp = '\0'; + } + strcpy (chp, " -"); + + /* check that we've not over flowed the prefix buffer */ + if (strlen (prefix) >= sizeof (TRACE_PREFIX (data))) + abort (); +} + +void +trace_generic (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + const char *fmt, + ...) +{ + va_list ap; + trace_printf (sd, cpu, "%s %s", + trace_idx_to_str (trace_idx), + TRACE_PREFIX (CPU_TRACE_DATA (cpu))); + va_start (ap, fmt); + trace_vprintf (sd, cpu, fmt, ap); + va_end (ap); + trace_printf (sd, cpu, "\n"); +} + +void +trace_input0 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; +} + +void +trace_input_word1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + unsigned_word d0) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d0); +} + +void +trace_input_word2 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + unsigned_word d0, + unsigned_word d1) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d0); + save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d1); +} + +void +trace_input_word3 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + unsigned_word d0, + unsigned_word d1, + unsigned_word d2) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d0); + save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d1); + save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d2); +} + +void +trace_input_word4 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + unsigned_word d0, + unsigned_word d1, + unsigned_word d2, + unsigned_word d3) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + save_data (sd, data, trace_fmt_word, sizeof (d0), &d0); + save_data (sd, data, trace_fmt_word, sizeof (d1), &d1); + save_data (sd, data, trace_fmt_word, sizeof (d2), &d2); + save_data (sd, data, trace_fmt_word, sizeof (d3), &d3); +} + +void +trace_input_bool1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + int d0) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + save_data (sd, data, trace_fmt_bool, sizeof (d0), &d0); +} + +void +trace_input_addr1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + address_word d0) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + save_data (sd, data, trace_fmt_addr, sizeof (d0), &d0); +} + +void +trace_input_fp1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + fp_word f0) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0); +} + +void +trace_input_fp2 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + fp_word f0, + fp_word f1) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0); + save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f1); +} + +void +trace_input_fp3 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + fp_word f0, + fp_word f1, + fp_word f2) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0); + save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f1); + save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f2); +} + +void +trace_input_fpu1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + sim_fpu *f0) +{ + double d; + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + d = sim_fpu_2d (f0); + save_data (sd, data, trace_fmt_fp, sizeof (double), &d); +} + +void +trace_input_fpu2 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + sim_fpu *f0, + sim_fpu *f1) +{ + double d; + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + d = sim_fpu_2d (f0); + save_data (sd, data, trace_fmt_fp, sizeof (double), &d); + d = sim_fpu_2d (f1); + save_data (sd, data, trace_fmt_fp, sizeof (double), &d); +} + +void +trace_input_fpu3 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + sim_fpu *f0, + sim_fpu *f1, + sim_fpu *f2) +{ + double d; + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + TRACE_IDX (data) = trace_idx; + d = sim_fpu_2d (f0); + save_data (sd, data, trace_fmt_fp, sizeof (double), &d); + d = sim_fpu_2d (f1); + save_data (sd, data, trace_fmt_fp, sizeof (double), &d); + d = sim_fpu_2d (f2); + save_data (sd, data, trace_fmt_fp, sizeof (double), &d); +} + +void +trace_result_word1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + unsigned_word r0) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int last_input; + + /* Append any results to the end of the inputs */ + last_input = TRACE_INPUT_IDX (data); + save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &r0); + + trace_results (sd, cpu, trace_idx, last_input); +} + +void +trace_result0 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int last_input; + + /* Append any results to the end of the inputs */ + last_input = TRACE_INPUT_IDX (data); + + trace_results (sd, cpu, trace_idx, last_input); +} + +void +trace_result_word2 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + unsigned_word r0, + unsigned_word r1) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int last_input; + + /* Append any results to the end of the inputs */ + last_input = TRACE_INPUT_IDX (data); + save_data (sd, data, trace_fmt_word, sizeof (r0), &r0); + save_data (sd, data, trace_fmt_word, sizeof (r1), &r1); + + trace_results (sd, cpu, trace_idx, last_input); +} + +void +trace_result_word4 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + unsigned_word r0, + unsigned_word r1, + unsigned_word r2, + unsigned_word r3) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int last_input; + + /* Append any results to the end of the inputs */ + last_input = TRACE_INPUT_IDX (data); + save_data (sd, data, trace_fmt_word, sizeof (r0), &r0); + save_data (sd, data, trace_fmt_word, sizeof (r1), &r1); + save_data (sd, data, trace_fmt_word, sizeof (r2), &r2); + save_data (sd, data, trace_fmt_word, sizeof (r3), &r3); + + trace_results (sd, cpu, trace_idx, last_input); +} + +void +trace_result_bool1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + int r0) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int last_input; + + /* Append any results to the end of the inputs */ + last_input = TRACE_INPUT_IDX (data); + save_data (sd, data, trace_fmt_bool, sizeof (r0), &r0); + + trace_results (sd, cpu, trace_idx, last_input); +} + +void +trace_result_addr1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + address_word r0) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int last_input; + + /* Append any results to the end of the inputs */ + last_input = TRACE_INPUT_IDX (data); + save_data (sd, data, trace_fmt_addr, sizeof (r0), &r0); + + trace_results (sd, cpu, trace_idx, last_input); +} + +void +trace_result_fp1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + fp_word f0) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int last_input; + + /* Append any results to the end of the inputs */ + last_input = TRACE_INPUT_IDX (data); + save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0); + + trace_results (sd, cpu, trace_idx, last_input); +} + +void +trace_result_fp2 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + fp_word f0, + fp_word f1) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int last_input; + + /* Append any results to the end of the inputs */ + last_input = TRACE_INPUT_IDX (data); + save_data (sd, data, trace_fmt_fp, sizeof (f0), &f0); + save_data (sd, data, trace_fmt_fp, sizeof (f1), &f1); + + trace_results (sd, cpu, trace_idx, last_input); +} + +void +trace_result_fpu1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + sim_fpu *f0) +{ + double d; + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int last_input; + + /* Append any results to the end of the inputs */ + last_input = TRACE_INPUT_IDX (data); + d = sim_fpu_2d (f0); + save_data (sd, data, trace_fmt_fp, sizeof (double), &d); + + trace_results (sd, cpu, trace_idx, last_input); +} + +void +trace_result_string1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + char *s0) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int last_input; + + /* Append any results to the end of the inputs */ + last_input = TRACE_INPUT_IDX (data); + save_data (sd, data, trace_fmt_string, strlen (s0) + 1, s0); + + trace_results (sd, cpu, trace_idx, last_input); +} + +void +trace_result_word1_string1 (SIM_DESC sd, + sim_cpu *cpu, + int trace_idx, + unsigned_word r0, + char *s0) +{ + TRACE_DATA *data = CPU_TRACE_DATA (cpu); + int last_input; + + /* Append any results to the end of the inputs */ + last_input = TRACE_INPUT_IDX (data); + save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &r0); + save_data (sd, data, trace_fmt_string, strlen (s0) + 1, s0); + + trace_results (sd, cpu, trace_idx, last_input); +} + +void +trace_vprintf (SIM_DESC sd, sim_cpu *cpu, const char *fmt, va_list ap) +{ + if (cpu != NULL) + { + if (TRACE_FILE (CPU_TRACE_DATA (cpu)) != NULL) + vfprintf (TRACE_FILE (CPU_TRACE_DATA (cpu)), fmt, ap); + else + sim_io_evprintf (sd, fmt, ap); + } + else + { + if (TRACE_FILE (STATE_TRACE_DATA (sd)) != NULL) + vfprintf (TRACE_FILE (STATE_TRACE_DATA (sd)), fmt, ap); + else + sim_io_evprintf (sd, fmt, ap); + } +} + +/* The function trace_one_insn has been replaced by the function pair + trace_prefix() + trace_generic(). It is still used. */ +void +trace_one_insn (SIM_DESC sd, sim_cpu *cpu, address_word pc, + int line_p, const char *filename, int linenum, + const char *phase_wo_colon, const char *fmt, + ...) +{ + va_list ap; + char phase[SIZE_PHASE+2]; + + strncpy (phase, phase_wo_colon, SIZE_PHASE); + strcat (phase, ":"); + + if (!line_p) + { + trace_printf (sd, cpu, "%-*s %s:%-*d 0x%.*lx ", + SIZE_PHASE+1, phase, + filename, + SIZE_LINE_NUMBER, linenum, + SIZE_PC, (long)pc); + va_start (ap, fmt); + trace_vprintf (sd, cpu, fmt, ap); + va_end (ap); + trace_printf (sd, cpu, "\n"); + } + else + { + char buf[256]; + + buf[0] = 0; + if (STATE_TEXT_SECTION (CPU_STATE (cpu)) + && pc >= STATE_TEXT_START (CPU_STATE (cpu)) + && pc < STATE_TEXT_END (CPU_STATE (cpu))) + { + const char *pc_filename = (const char *)0; + const char *pc_function = (const char *)0; + unsigned int pc_linenum = 0; + + if (bfd_find_nearest_line (STATE_PROG_BFD (CPU_STATE (cpu)), + STATE_TEXT_SECTION (CPU_STATE (cpu)), + (struct symbol_cache_entry **) 0, + pc - STATE_TEXT_START (CPU_STATE (cpu)), + &pc_filename, &pc_function, &pc_linenum)) + { + char *p = buf; + if (pc_linenum) + { + sprintf (p, "#%-*d ", SIZE_LINE_NUMBER, pc_linenum); + p += strlen (p); + } + else + { + sprintf (p, "%-*s ", SIZE_LINE_NUMBER+1, "---"); + p += SIZE_LINE_NUMBER+2; + } + + if (pc_function) + { + sprintf (p, "%s ", pc_function); + p += strlen (p); + } + else if (pc_filename) + { + char *q = (char *) strrchr (pc_filename, '/'); + sprintf (p, "%s ", (q) ? q+1 : pc_filename); + p += strlen (p); + } + + if (*p == ' ') + *p = '\0'; + } + } + + trace_printf (sd, cpu, "%-*s 0x%.*x %-*.*s ", + SIZE_PHASE+1, phase, + SIZE_PC, (unsigned) pc, + SIZE_LOCATION, SIZE_LOCATION, buf); + va_start (ap, fmt); + trace_vprintf (sd, cpu, fmt, ap); + va_end (ap); + trace_printf (sd, cpu, "\n"); + } +} + +void +trace_printf VPARAMS ((SIM_DESC sd, sim_cpu *cpu, const char *fmt, ...)) +{ +#if !defined __STDC__ && !defined ALMOST_STDC + SIM_DESC sd; + sim_cpu *cpu; + const char *fmt; +#endif + va_list ap; + + VA_START (ap, fmt); +#if !defined __STDC__ && !defined ALMOST_STDC + sd = va_arg (ap, SIM_DESC); + cpu = va_arg (ap, sim_cpu *); + fmt = va_arg (ap, const char *); +#endif + + trace_vprintf (sd, cpu, fmt, ap); + + va_end (ap); +} + +void +debug_printf VPARAMS ((sim_cpu *cpu, const char *fmt, ...)) +{ +#if !defined __STDC__ && !defined ALMOST_STDC + sim_cpu *cpu; + const char *fmt; +#endif + va_list ap; + + VA_START (ap, fmt); +#if !defined __STDC__ && !defined ALMOST_STDC + cpu = va_arg (ap, sim_cpu *); + fmt = va_arg (ap, const char *); +#endif + + if (CPU_DEBUG_FILE (cpu) == NULL) + (* STATE_CALLBACK (CPU_STATE (cpu))->evprintf_filtered) + (STATE_CALLBACK (CPU_STATE (cpu)), fmt, ap); + else + vfprintf (CPU_DEBUG_FILE (cpu), fmt, ap); + + va_end (ap); +} |