#include "fips-dispatch-gl.h"
#include "metrics.h"
+#include "context.h"
+#include "metrics-info.h"
#include "xmalloc.h"
-/* Timer query */
-typedef struct timer_query
-{
- unsigned id;
-
- metrics_op_t op;
- struct timer_query *next;
-} timer_query_t;
-
-/* Performance-monitor query */
-typedef struct monitor
-{
- unsigned id;
-
- 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;
-} op_metrics_t;
-
-typedef struct metrics_group_info
-{
- GLuint id;
- char *name;
-
- GLuint num_counters;
- GLuint max_active_counters;
-
- GLuint *counter_ids;
- char **counter_names;
- GLuint *counter_types;
-
-} metrics_group_info_t;
-
-typedef struct shader_stage_info
-{
- char *name;
-
- GLuint active_group_index;
- GLuint active_counter_index;
-
- GLuint stall_group_index;
- GLuint stall_counter_index;
-
-} shader_stage_info_t;
-
-typedef struct metrics_info
-{
- int initialized;
-
- unsigned num_groups;
- metrics_group_info_t *groups;
-
- unsigned num_shader_stages;
- shader_stage_info_t *stages;
-
-} metrics_info_t;
-
-typedef struct context
-{
- metrics_info_t metrics_info;
-
- metrics_op_t op;
-
- /* GL_TIME_ELAPSED query for which glEndQuery has not yet
- * been called. */
- unsigned timer_begun_id;
-
- /* GL_TIME_ELAPSED queries for which glEndQuery has been
- * called, (but results have not yet been queried). */
- timer_query_t *timer_head;
- timer_query_t *timer_tail;
-
- /* Performance monitor for which glEndPerfMonitorAMD has not
- * yet been called. */
- unsigned monitor_begun_id;
-
- /* Performance monitors for which glEndPerfMonitorAMD has
- * been called, (but results have not yet been queried). */
- monitor_t *monitor_head;
- monitor_t *monitor_tail;
-
- int monitors_in_flight;
-
- unsigned num_op_metrics;
- op_metrics_t *op_metrics;
-} context_t;
-
-/* FIXME: Need a map from integers to context objects and track the
- * current context with glXMakeContextCurrent, eglMakeCurrent, etc. */
-
-context_t current_context;
-
int frames;
int verbose;
#define MAX_MONITORS_IN_FLIGHT 1000
-void
-metrics_collect_available (void);
-
-static void
-metrics_group_info_init (metrics_group_info_t *group, GLuint id)
-{
- GLsizei length;
- unsigned i;
-
- group->id = id;
-
- /* Get name */
- glGetPerfMonitorGroupStringAMD (id, 0, &length, NULL);
-
- group->name = xmalloc (length + 1);
-
- glGetPerfMonitorGroupStringAMD (id, length + 1, NULL, group->name);
-
- /* Get number of counters */
- group->num_counters = 0;
- group->max_active_counters = 0;
- glGetPerfMonitorCountersAMD (group->id,
- (int *) &group->num_counters,
- (int *) &group->max_active_counters,
- 0, NULL);
-
- /* Get counter numbers */
- group->counter_ids = xmalloc (group->num_counters * sizeof (GLuint));
-
- glGetPerfMonitorCountersAMD (group->id, NULL, NULL,
- group->num_counters,
- group->counter_ids);
-
- /* Get counter names */
- group->counter_names = xmalloc (group->num_counters * sizeof (char *));
- group->counter_types = xmalloc (group->num_counters * sizeof (GLuint));
-
- for (i = 0; i < group->num_counters; i++) {
- glGetPerfMonitorCounterInfoAMD (group->id,
- group->counter_ids[i],
- GL_COUNTER_TYPE_AMD,
- &group->counter_types[i]);
-
- glGetPerfMonitorCounterStringAMD (group->id,
- group->counter_ids[i],
- 0, &length, NULL);
-
- group->counter_names[i] = xmalloc (length + 1);
-
- glGetPerfMonitorCounterStringAMD (group->id,
- group->counter_ids[i],
- length + 1, NULL,
- group->counter_names[i]);
- }
-}
-
-static void
-metrics_group_info_fini (metrics_group_info_t *group)
-{
- unsigned i;
-
- for (i = 0; i < group->num_counters; i++)
- free (group->counter_names[i]);
-
- free (group->counter_types);
- free (group->counter_names);
- free (group->counter_ids);
-
- free (group->name);
-}
-
-/* A helper function, part of metrics_info_init below. */
-
-typedef enum {
- SHADER_ACTIVE,
- SHADER_STALL
-} shader_phase_t;
-
-static void
-_add_shader_stage (metrics_info_t *info, const char *name,
- GLuint group_index, GLuint counter_index,
- shader_phase_t phase)
-{
- shader_stage_info_t *stage;
- char *stage_name, *space;
- unsigned i;
-
- stage_name = xstrdup (name);
-
- /* Terminate the stage name at the first space.
- *
- * This is valid for counter names such as:
- *
- * "Vertex Shader Active Time"
- * or
- * "Vertex Shader Stall Time - Core Stall"
- */
- space = strchr (stage_name, ' ');
- if (space)
- *space = '\0';
-
- /* Look for an existing stage of the given name. */
- stage = NULL;
-
- for (i = 0; i < info->num_shader_stages; i++) {
- if (strcmp (info->stages[i].name, stage_name) == 0) {
- stage = &info->stages[i];
- break;
- }
- }
-
- if (stage == NULL) {
- info->num_shader_stages++;
- info->stages = xrealloc (info->stages,
- info->num_shader_stages *
- sizeof (shader_stage_info_t));
- stage = &info->stages[info->num_shader_stages - 1];
- stage->name = xstrdup (stage_name);
- stage->active_group_index = 0;
- stage->active_counter_index = 0;
- stage->stall_group_index = 0;
- stage->stall_counter_index = 0;
- }
-
- if (phase == SHADER_ACTIVE) {
- stage->active_group_index = group_index;
- stage->active_counter_index = counter_index;
- } else {
- stage->stall_group_index = group_index;
- stage->stall_counter_index = counter_index;
- }
-
- free (stage_name);
-}
-
-void
-metrics_info_init (void)
-{
- unsigned i, j;
- GLuint *group_ids;
- metrics_info_t *info = ¤t_context.metrics_info;
-
- glGetPerfMonitorGroupsAMD ((int *) &info->num_groups, 0, NULL);
-
- group_ids = xmalloc (info->num_groups * sizeof (GLuint));
-
- glGetPerfMonitorGroupsAMD (NULL, info->num_groups, group_ids);
-
- info->groups = xmalloc (info->num_groups * sizeof (metrics_group_info_t));
-
- for (i = 0; i < info->num_groups; i++)
- metrics_group_info_init (&info->groups[i], group_ids[i]);
-
- free (group_ids);
-
- /* Identify each shader stage (by looking at
- * performance-counter names for specific patterns) and
- * initialize structures referring to the corresponding
- * counter numbers for each stage. */
- info->num_shader_stages = 0;
- info->stages = NULL;
-
- for (i = 0; i < info->num_groups; i++) {
- metrics_group_info_t *group = &info->groups[i];
- for (j = 0; j < group->num_counters; j++) {
- char *name = group->counter_names[j];
- if (strstr (name, "Shader Active Time")) {
- _add_shader_stage (info, name, i, j,
- SHADER_ACTIVE);
- }
- if (strstr (name, "Shader Stall Time")) {
- _add_shader_stage (info, name, i, j,
- SHADER_STALL);
- }
- }
- }
-
- info->initialized = 1;
-}
-
-void
-metrics_info_fini (void)
-{
- context_t *ctx = ¤t_context;
- metrics_info_t *info = &ctx->metrics_info;
- unsigned i;
- timer_query_t *timer, *timer_next;
- monitor_t *monitor, *monitor_next;
-
- if (! info->initialized)
- return;
-
- if (ctx->timer_begun_id) {
- ctx->timer_begun_id = 0;
- }
-
- for (timer = ctx->timer_head;
- timer;
- timer = timer_next)
- {
- timer_next = timer->next;
- free (timer);
- }
- ctx->timer_head = NULL;
- ctx->timer_tail = NULL;
-
- if (ctx->monitor_begun_id) {
- ctx->monitor_begun_id = 0;
- }
-
- for (monitor = ctx->monitor_head;
- monitor;
- monitor = monitor_next)
- {
- monitor_next = monitor->next;
- free (monitor);
- }
- ctx->monitor_head = NULL;
- ctx->monitor_tail = NULL;
-
- current_context.monitors_in_flight = 0;
-
- for (i = 0; i < info->num_groups; i++)
- metrics_group_info_fini (&info->groups[i]);
-
- free (info->groups);
- info->groups = NULL;
-
- for (i = 0; i < info->num_shader_stages; i++)
- free (info->stages[i].name);
-
- free (info->stages);
- info->stages = NULL;
-
- info->initialized = 0;
-}
-
static const char *
metrics_op_string (metrics_op_t op)
{
void
metrics_counter_start (void)
{
- context_t *ctx = ¤t_context;
+ context_t *ctx = context_get_current ();
unsigned i;
/* Initialize the timer_query and monitor objects */
void
metrics_counter_stop (void)
{
- context_t *ctx = ¤t_context;
+ context_t *ctx = context_get_current ();
timer_query_t *timer;
monitor_t *monitor;
void
metrics_set_current_op (metrics_op_t op)
{
- current_context.op = op;
+ context_t *ctx = context_get_current ();
+
+ ctx->op = op;
}
metrics_op_t
metrics_get_current_op (void)
{
- return current_context.op;
+ context_t *ctx = context_get_current ();
+
+ return ctx->op;
}
static void
(var) = *((typeof(var) *) p); \
p += sizeof(var);
- context_t *ctx = ¤t_context;
+ context_t *ctx = context_get_current ();
metrics_info_t *info = &ctx->metrics_info;
op_metrics_t *metrics = ctx_get_op_metrics (ctx, op);
unsigned char *p = (unsigned char *) result;
static void
accumulate_program_time (metrics_op_t op, unsigned time_ns)
{
+ context_t *ctx = context_get_current ();
op_metrics_t *metrics;
- metrics = ctx_get_op_metrics (¤t_context, op);
+ metrics = ctx_get_op_metrics (ctx, op);
metrics->time_ns += time_ns;
}
static void
print_program_metrics (void)
{
- context_t *ctx = ¤t_context;
+ context_t *ctx = context_get_current ();
metrics_info_t *info = &ctx->metrics_info;
unsigned num_shader_stages = info->num_shader_stages;
per_stage_metrics_t *sorted, *per_stage;
free (sorted);
}
-/* Called at program exit */
+/* Called at program exit.
+ *
+ * This is similar to metrics_info_fini, but only frees any used
+ * memory. Notably, it does not call any OpenGL functions, (since the
+ * OpenGL context no longer exists at program exit).
+ */
static void
metrics_exit (void)
{
+ context_t *ctx = context_get_current ();
+ metrics_info_t *info = &ctx->metrics_info;
+ unsigned i, j;
+ timer_query_t *timer, *timer_next;
+ monitor_t *monitor, *monitor_next;
+
if (verbose)
printf ("fips: terminating\n");
- metrics_info_fini ();
+ if (! info->initialized)
+ return;
+
+ for (timer = ctx->timer_head;
+ timer;
+ timer = timer_next)
+ {
+ timer_next = timer->next;
+ free (timer);
+ }
+
+ for (monitor = ctx->monitor_head;
+ monitor;
+ monitor = monitor_next)
+ {
+ monitor_next = monitor->next;
+ free (monitor);
+ }
+
+ for (i = 0; i < info->num_groups; i++) {
+ metrics_group_info_t *group = &info->groups[i];
+
+ for (j = 0; j < group->num_counters; i++)
+ free (group->counter_names[j]);
+
+ free (group->counter_types);
+ free (group->counter_names);
+ free (group->counter_ids);
+
+ free (group->name);
+ }
+
+ free (info->groups);
+
+ for (i = 0; i < info->num_shader_stages; i++)
+ free (info->stages[i].name);
+
+ free (info->stages);
}
void
metrics_collect_available (void)
{
- context_t *ctx = ¤t_context;
+ context_t *ctx = context_get_current ();
/* Consume all timer queries that are ready. */
timer_query_t *timer = ctx->timer_head;