* THE SOFTWARE.
*/
+#define _GNU_SOURCE
+
#include <stdio.h>
#include <stdlib.h>
-
+#include <assert.h>
#include <sys/time.h>
#include "fips-dispatch-gl.h"
#include "metrics.h"
+#include "xmalloc.h"
-typedef struct counter
+/* Timer query */
+typedef struct timer_query
{
unsigned id;
- unsigned program;
- struct counter *next;
-} counter_t;
-typedef struct program_metrics
+ metrics_op_t op;
+ struct timer_query *next;
+} timer_query_t;
+
+/* Performance-monitor query */
+typedef struct monitor
{
unsigned id;
- double ticks;
-} program_metrics_t;
+
+ metrics_op_t op;
+ struct monitor *next;
+} monitor_t;
+
+
+typedef struct op_metrics
+{
+ /* This happens to also be the index into the
+ * ctx->op_metrics array currently
+ */
+ metrics_op_t op;
+ double time_ns;
+
+ double *counters;
+ unsigned num_counters;
+} op_metrics_t;
+
+typedef struct counter_group_info
+{
+ GLuint id;
+ GLint num_counters;
+ GLint max_active_counters;
+ GLuint *counters;
+} counter_group_info_t;
+
+typedef struct metrics_info
+{
+ int num_groups;
+ int max_counters_per_group;
+ counter_group_info_t *groups;
+} metrics_info_t;
typedef struct context
{
- unsigned int program;
+ metrics_info_t metrics_info;
- counter_t *counter_head;
- counter_t *counter_tail;
+ metrics_op_t op;
- unsigned num_program_metrics;
- program_metrics_t *program_metrics;
+ timer_query_t *timer_head;
+ timer_query_t *timer_tail;
+
+ monitor_t *monitor_head;
+ monitor_t *monitor_tail;
+
+ unsigned num_op_metrics;
+ op_metrics_t *op_metrics;
} context_t;
/* FIXME: Need a map from integers to context objects and track the
context_t current_context;
-unsigned
-metrics_counter_new (void)
+int frames;
+int verbose;
+
+void
+metrics_info_init (void)
{
- counter_t *counter;
+ int i;
+ GLuint *group_ids;
+ metrics_info_t *metrics_info = ¤t_context.metrics_info;
- counter = malloc (sizeof(counter_t));
- if (counter == NULL) {
- fprintf (stderr, "Out of memory\n");
- exit (1);
- }
+ glGetPerfMonitorGroupsAMD (&metrics_info->num_groups, 0, NULL);
- glGenQueries (1, &counter->id);
+ group_ids = xmalloc (metrics_info->num_groups * sizeof (GLuint));
- counter->program = current_context.program;
- counter->next = NULL;
+ glGetPerfMonitorGroupsAMD (NULL, metrics_info->num_groups, group_ids);
- if (current_context.counter_tail) {
- current_context.counter_tail->next = counter;
- current_context.counter_tail = counter;
- } else {
- current_context.counter_tail = counter;
- current_context.counter_head = counter;
+ metrics_info->max_counters_per_group = 0;
+
+ metrics_info->groups = xmalloc (metrics_info->num_groups * sizeof (counter_group_info_t));
+
+ for (i = 0; i < metrics_info->num_groups; i++)
+ {
+ counter_group_info_t *group;
+
+ group = &metrics_info->groups[i];
+
+ group->id = group_ids[i];
+
+ glGetPerfMonitorCountersAMD (group->id, &group->num_counters,
+ &group->max_active_counters, 0, NULL);
+
+ group->counters = xmalloc (group->num_counters * sizeof (GLuint));
+
+ glGetPerfMonitorCountersAMD (group->id, NULL, NULL,
+ group->num_counters,
+ group->counters);
+
+ if (group->num_counters > metrics_info->max_counters_per_group)
+ metrics_info->max_counters_per_group = group->num_counters;
}
- return counter->id;
+ free (group_ids);
+}
+
+static const char *
+metrics_op_string (metrics_op_t op)
+{
+ if (op >= METRICS_OP_SHADER)
+ return "Shader program";
+
+ switch (op)
+ {
+ case METRICS_OP_ACCUM:
+ return "glAccum*(+)";
+ case METRICS_OP_BUFFER_DATA:
+ return "glBufferData(+)";
+ case METRICS_OP_BUFFER_SUB_DATA:
+ return "glCopyBufferSubData*";
+ case METRICS_OP_BITMAP:
+ return "glBitmap*";
+ case METRICS_OP_BLIT_FRAMEBUFFER:
+ return "glBlitFramebuffer*";
+ case METRICS_OP_CLEAR:
+ return "glClear(+)";
+ case METRICS_OP_CLEAR_BUFFER_DATA:
+ return "glCearBufferData(+)";
+ case METRICS_OP_CLEAR_TEX_IMAGE:
+ return "glClearTexImage(+)";
+ case METRICS_OP_COPY_PIXELS:
+ return "glCopyPixels";
+ case METRICS_OP_COPY_TEX_IMAGE:
+ return "glCopyTexImage(+)";
+ case METRICS_OP_DRAW_PIXELS:
+ return "glDrawPixels";
+ case METRICS_OP_GET_TEX_IMAGE:
+ return "glGetTexImage(+)";
+ case METRICS_OP_READ_PIXELS:
+ return "glReadPixels*";
+ case METRICS_OP_TEX_IMAGE:
+ return "glTexImage*(+)";
+ default:
+ fprintf (stderr, "fips: Internal error: "
+ "Unknown metrics op value: %d\n", op);
+ exit (1);
+ }
+
+ return "";
}
void
-metrics_counter_start (unsigned counter)
+metrics_counter_start (void)
{
- glBeginQuery (GL_TIME_ELAPSED, counter);
+ context_t *ctx = ¤t_context;
+ timer_query_t *timer;
+ monitor_t *monitor;
+ int i;
+
+ /* Create new timer query, add to list */
+ timer = xmalloc (sizeof (timer_query_t));
+
+ timer->op = ctx->op;
+ timer->next = NULL;
+
+ if (ctx->timer_tail) {
+ ctx->timer_tail->next = timer;
+ ctx->timer_tail = timer;
+ } else {
+ ctx->timer_tail = timer;
+ ctx->timer_head = timer;
+ }
+
+ /* Create a new performance-monitor query */
+ monitor = xmalloc (sizeof (monitor_t));
+
+ monitor->op = ctx->op;
+ monitor->next = NULL;
+
+ if (ctx->monitor_tail) {
+ ctx->monitor_tail->next = monitor;
+ ctx->monitor_tail = monitor;
+ } else {
+ ctx->monitor_tail = monitor;
+ ctx->monitor_head = monitor;
+ }
+
+ /* Initialize the timer_query and monitor objects */
+ glGenQueries (1, &timer->id);
+
+ glGenPerfMonitorsAMD (1, &monitor->id);
+
+ for (i = 0; i < ctx->metrics_info.num_groups; i++)
+ {
+ counter_group_info_t *group;
+ int num_counters;
+
+ group = &ctx->metrics_info.groups[i];
+
+ num_counters = group->num_counters;
+ if (group->max_active_counters < group->num_counters)
+ {
+ fprintf (stderr, "Warning: Only monitoring %d/%d counters from group %d\n",
+ group->max_active_counters,
+ group->num_counters, i);
+ num_counters = group->max_active_counters;
+
+ }
+
+ glSelectPerfMonitorCountersAMD(monitor->id,
+ GL_TRUE, group->id,
+ num_counters,
+ group->counters);
+ }
+
+ /* Start the queries */
+ glBeginQuery (GL_TIME_ELAPSED, timer->id);
+
+ glBeginPerfMonitorAMD (monitor->id);
}
void
metrics_counter_stop (void)
{
glEndQuery (GL_TIME_ELAPSED);
+ glEndPerfMonitorAMD (current_context.monitor_tail->id);
}
void
-metrics_set_current_program (unsigned program)
+metrics_set_current_op (metrics_op_t op)
+{
+ current_context.op = op;
+}
+
+metrics_op_t
+metrics_get_current_op (void)
{
- current_context.program = program;
+ return current_context.op;
}
static void
-accumulate_program_ticks (unsigned program_id, unsigned ticks)
+op_metrics_init (context_t *ctx, op_metrics_t *metrics, metrics_op_t op)
{
- context_t *ctx = ¤t_context;
+ metrics_info_t *info = &ctx->metrics_info;
unsigned i;
- if (program_id >= ctx->num_program_metrics) {
- ctx->program_metrics = realloc (ctx->program_metrics,
- (program_id + 1) * sizeof (program_metrics_t));
- for (i = ctx->num_program_metrics; i < program_id + 1; i++) {
- ctx->program_metrics[i].id = i;
- ctx->program_metrics[i].ticks = 0.0;
+ metrics->op = op;
+ metrics->time_ns = 0.0;
+
+ metrics->num_counters = info->num_groups * info->max_counters_per_group;
+ metrics->counters = xmalloc (sizeof(double) * metrics->num_counters);
+
+ for (i = 0; i < metrics->num_counters; i++)
+ metrics->counters[i] = 0.0;
+}
+
+static op_metrics_t *
+ctx_get_op_metrics (context_t *ctx, metrics_op_t op)
+{
+ unsigned i;
+
+ if (op >= ctx->num_op_metrics)
+ {
+ ctx->op_metrics = realloc (ctx->op_metrics,
+ (op + 1) * sizeof (op_metrics_t));
+ for (i = ctx->num_op_metrics; i < op + 1; i++)
+ op_metrics_init (ctx, &ctx->op_metrics[i], i);
+
+ ctx->num_op_metrics = op + 1;
+ }
+
+ return &ctx->op_metrics[op];
+}
+
+static void
+accumulate_program_metrics (metrics_op_t op, GLuint *result, GLuint size)
+{
+#define CONSUME(var) \
+ if (p + sizeof(var) > ((unsigned char *) result) + size) \
+ { \
+ fprintf (stderr, "Unexpected end-of-buffer while " \
+ "parsing results\n"); \
+ break; \
+ } \
+ (var) = *((typeof(var) *) p); \
+ p += sizeof(var);
+
+ context_t *ctx = ¤t_context;
+ unsigned char *p = (unsigned char *) result;
+
+ while (p < ((unsigned char *) result) + size)
+ {
+ GLuint group_id, counter_id, counter_type;
+ uint32_t value;
+ unsigned i;
+
+ CONSUME (group_id);
+ CONSUME (counter_id);
+
+ glGetPerfMonitorCounterInfoAMD (group_id, counter_id,
+ GL_COUNTER_TYPE_AMD,
+ &counter_type);
+
+ /* We assume that all peformance counters are made
+ * available as uint32 values. This code can easily be
+ * extended as needed. */
+ if (counter_type != GL_UNSIGNED_INT) {
+ fprintf (stderr, "Warning: Non-uint counter value. Ignoring remainder of results\n");
+ break;
}
- ctx->num_program_metrics = program_id + 1;
+ CONSUME (value);
+
+ i = (group_id * ctx->metrics_info.max_counters_per_group +
+ counter_id);
+
+ assert (i < ctx->op_metrics[op].num_counters);
+
+ /* FIXME: While I'm still occasionally getting bogus
+ * numbers from the performance counters, I'm simply
+ * going to discard anything larger than half the
+ * range, (something that looks like a negative signed
+ * quantity).
+ */
+ if (((int32_t) value) < 0)
+ fprintf (stderr, ".");
+ else
+ ctx->op_metrics[op].counters[i] += value;
+ }
+}
+
+static void
+accumulate_program_time (metrics_op_t op, unsigned time_ns)
+{
+ op_metrics_t *metrics;
+
+ metrics = ctx_get_op_metrics (¤t_context, op);
+
+ metrics->time_ns += time_ns;
+}
+
+static int
+time_compare(const void *in_a, const void *in_b, void *arg)
+{
+ int a = *(const int *)in_a;
+ int b = *(const int *)in_b;
+ struct op_metrics *metrics = arg;
+
+ if (metrics[a].time_ns < metrics[b].time_ns)
+ return -1;
+ if (metrics[a].time_ns > metrics[b].time_ns)
+ return 1;
+ return 0;
+}
+
+static void
+print_op_metrics (op_metrics_t *metric, double total)
+{
+ const char *op_string;
+ unsigned i;
+
+ /* Since we sparsely fill the array based on program
+ * id, many "programs" have no time.
+ */
+ if (metric->time_ns == 0.0)
+ return;
+
+ op_string = metrics_op_string (metric->op);
+
+ printf ("%s", op_string);
+ if (metric->op >= METRICS_OP_SHADER) {
+ printf (" %d:", metric->op - METRICS_OP_SHADER);
+ } else {
+ printf (":");
+ for (i = strlen (op_string); i < 20; i++)
+ printf (" ");
}
- ctx->program_metrics[program_id].ticks += ticks;
+ printf ("\t%7.2f ms (% 2.1f%%)",
+ metric->time_ns / 1e6,
+ metric->time_ns / total * 100);
+
+ printf ("[");
+ for (i = 0; i < metric->num_counters; i++) {
+ if (metric->counters[i] == 0.0)
+ continue;
+ printf ("%d: %.2f ms ", i, metric->counters[i] / 1e6);
+ }
+ printf ("]\n");
}
-/* FIXME: Should sort the metrics, print out percentages, etc. */
static void
print_program_metrics (void)
{
context_t *ctx = ¤t_context;
+ int *sorted; /* Sorted indices into the ctx->op_metrics */
+ double total = 0;
unsigned i;
- for (i = 0; i < ctx->num_program_metrics; i++) {
- if (ctx->program_metrics[i].ticks == 0.0)
- continue;
- printf ("Program %d:\t%7.2f mega-ticks\n",
- i, ctx->program_metrics[i].ticks / 1e6);
+ /* Make a sorted list of the operations by time used, and figure
+ * out the total so we can print percentages.
+ */
+ sorted = calloc(ctx->num_op_metrics, sizeof(*sorted));
+ for (i = 0; i < ctx->num_op_metrics; i++) {
+ sorted[i] = i;
+ total += ctx->op_metrics[i].time_ns;
}
+ qsort_r(sorted, ctx->num_op_metrics, sizeof(*sorted),
+ time_compare, ctx->op_metrics);
+
+ for (i = 0; i < ctx->num_op_metrics; i++)
+ print_op_metrics (&ctx->op_metrics[sorted[i]], total);
+}
+
+/* Called at program exit */
+static void
+metrics_exit (void)
+{
+ if (verbose)
+ printf ("fips: terminating\n");
}
+
void
metrics_end_frame (void)
{
static int initialized = 0;
- static int frames;
static struct timeval tv_start, tv_now;
if (! initialized) {
- frames = 0;
gettimeofday (&tv_start, NULL);
+ atexit (metrics_exit);
+ if (getenv ("FIPS_VERBOSE"))
+ verbose = 1;
initialized = 1;
}
+ if (verbose)
+ printf ("fips: frame %d complete\n", frames);
frames++;
gettimeofday (&tv_now, NULL);
- /* Consume all counters that are ready. */
- counter_t *counter = current_context.counter_head;
+ /* Consume all timer queries that are ready. */
+ timer_query_t *timer = current_context.timer_head;
- while (counter) {
+ while (timer) {
GLuint available, elapsed;
- glGetQueryObjectuiv (counter->id, GL_QUERY_RESULT_AVAILABLE,
- &available);
+ glGetQueryObjectuiv (timer->id,
+ GL_QUERY_RESULT_AVAILABLE, &available);
if (! available)
break;
- glGetQueryObjectuiv (counter->id, GL_QUERY_RESULT, &elapsed);
+ glGetQueryObjectuiv (timer->id,
+ GL_QUERY_RESULT, &elapsed);
+
+ accumulate_program_time (timer->op, elapsed);
+
+ current_context.timer_head = timer->next;
+ if (current_context.timer_head == NULL)
+ current_context.timer_tail = NULL;
+
+ glDeleteQueries (1, &timer->id);
+
+ free (timer);
+ timer = current_context.timer_head;
+ }
+
+ /* And similarly for all performance monitors that are ready. */
+ monitor_t *monitor = current_context.monitor_head;
+
+ while (monitor) {
+ GLuint available, result_size, *result;
+ GLint bytes_written;
+
+ glGetPerfMonitorCounterDataAMD (monitor->id,
+ GL_PERFMON_RESULT_AVAILABLE_AMD,
+ sizeof (available), &available,
+ NULL);
+ if (! available)
+ break;
+
+ glGetPerfMonitorCounterDataAMD (monitor->id,
+ GL_PERFMON_RESULT_SIZE_AMD,
+ sizeof (result_size),
+ &result_size, NULL);
+
+ result = xmalloc (result_size);
+
+ glGetPerfMonitorCounterDataAMD (monitor->id,
+ GL_PERFMON_RESULT_AMD,
+ result_size, result,
+ &bytes_written);
- accumulate_program_ticks (counter->program, elapsed);
+ accumulate_program_metrics (monitor->op, result, result_size);
- current_context.counter_head = counter->next;
- if (current_context.counter_head == NULL)
- current_context.counter_tail = NULL;
+ current_context.monitor_head = monitor->next;
+ if (current_context.monitor_head == NULL)
+ current_context.monitor_tail = NULL;
- glDeleteQueries (1, &counter->id);
+ glDeletePerfMonitorsAMD (1, &monitor->id);
- free (counter);
- counter = current_context.counter_head;
+ free (monitor);
+ monitor = current_context.monitor_head;
}
if (frames % 60 == 0) {