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Add semantic tracing to the tic80

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This commit is contained in:
Michael Meissner
1997-05-06 19:27:57 +00:00
parent baa83bcc80
commit 7b167b0900
8 changed files with 605 additions and 196 deletions
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83
sim/common/sim-trace.c
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@@ -31,6 +31,10 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#endif
#endif
#ifndef SIZE_PHASE
#define SIZE_PHASE 8
#endif
#ifndef SIZE_LOCATION
#define SIZE_LOCATION 20
#endif
@@ -47,17 +51,21 @@ static MODULE_UNINSTALL_FN trace_uninstall;
static DECLARE_OPTION_HANDLER (trace_option_handler);
#define OPTION_TRACE_INSN (OPTION_START + 0)
#define OPTION_TRACE_DECODE (OPTION_START + 1)
#define OPTION_TRACE_EXTRACT (OPTION_START + 2)
#define OPTION_TRACE_LINENUM (OPTION_START + 3)
#define OPTION_TRACE_MEMORY (OPTION_START + 4)
#define OPTION_TRACE_MODEL (OPTION_START + 5)
#define OPTION_TRACE_ALU (OPTION_START + 6)
#define OPTION_TRACE_CORE (OPTION_START + 7)
#define OPTION_TRACE_EVENTS (OPTION_START + 8)
#define OPTION_TRACE_FPU (OPTION_START + 9)
#define OPTION_TRACE_FILE (OPTION_START + 10)
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_FILE
};
static const OPTION trace_options[] =
{
@@ -94,6 +102,12 @@ static const OPTION trace_options[] =
{ {"trace-fpu", no_argument, NULL, OPTION_TRACE_FPU},
'\0', NULL, "Perform FPU tracing",
trace_option_handler },
{ {"trace-branch", no_argument, NULL, OPTION_TRACE_BRANCH},
'\0', NULL, "Perform branch tracing",
trace_option_handler },
{ {"trace-semantics", no_argument, NULL, OPTION_TRACE_SEMANTICS},
'\0', NULL, "Perform ALU, FPU, and MEMORY tracing",
trace_option_handler },
{ {"trace-file", required_argument, NULL, OPTION_TRACE_FILE},
'\0', "FILE NAME", "Specify tracing output file",
trace_option_handler },
@@ -212,6 +226,27 @@ trace_option_handler (sd, opt, arg)
sim_io_eprintf (sd, "FPU tracing not compiled in, `--trace-fpu' ignored\n");
break;
case OPTION_TRACE_BRANCH :
if (WITH_TRACE_BRANCH_P)
for (n = 0; n < MAX_NR_PROCESSORS; ++n)
CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_FPU_IDX] = 1;
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)
for (n = 0; n < MAX_NR_PROCESSORS; ++n)
{
CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_ALU_IDX] = 1;
CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_FPU_IDX] = 1;
CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_MEMORY_IDX] = 1;
CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_BRANCH_IDX] = 1;
}
else
sim_io_eprintf (sd, "Alu, fpu, and/or memory tracing not compiled in, `--trace-semantics' ignored\n");
break;
case OPTION_TRACE_FILE :
if (! WITH_TRACE)
sim_io_eprintf (sd, "Tracing not compiled in, `--trace-file' ignored\n");
@@ -263,15 +298,21 @@ trace_uninstall (SIM_DESC sd)
void
trace_one_insn (SIM_DESC sd, sim_cpu *cpu, address_word pc,
int line_p, const TRACE_INSN_DATA *insn_data)
int line_p, const char *filename, int linenum,
const char *phase_wo_colon, const char *name)
{
char phase[SIZE_PHASE+2];
strncpy (phase, phase_wo_colon, SIZE_PHASE);
strcat (phase, ":");
if (!line_p)
trace_printf(sd, cpu, "trace-%s: %s:%-*d 0x%.*lx %s\n",
insn_data->phase,
*(insn_data->p_filename),
SIZE_LINE_NUMBER, insn_data->linenum,
trace_printf(sd, cpu, "%-*s %s:%-*d 0x%.*lx %s\n",
SIZE_PHASE+1, phase,
filename,
SIZE_LINE_NUMBER, linenum,
SIZE_PC, (long)pc,
*(insn_data->p_name));
name);
else
{
@@ -321,13 +362,11 @@ trace_one_insn (SIM_DESC sd, sim_cpu *cpu, address_word pc,
}
}
trace_printf (sd, cpu, "trace-%s: %s:%-*d 0x%.*x %-*.*s %s\n",
insn_data->phase,
*(insn_data->p_filename),
SIZE_LINE_NUMBER, insn_data->linenum,
trace_printf (sd, cpu, "%-*s 0x%.*x %-*.*s %s\n",
SIZE_PHASE+1, phase,
SIZE_PC, (unsigned) pc,
SIZE_LOCATION, SIZE_LOCATION, buf,
*(insn_data->p_name));
name);
}
}