[Mesa-dev] [PATCH] nvc0: add support for performance monitoring metrics on Fermi
Samuel Pitoiset
samuel.pitoiset at gmail.com
Fri Oct 16 14:29:37 PDT 2015
As explained in the CUDA toolkit documentation, "a metric is a
characteristic of an application that is calculated from one or more
event values."
Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
---
src/gallium/drivers/nouveau/Makefile.sources | 2 +
src/gallium/drivers/nouveau/nvc0/nvc0_query_hw.c | 19 +-
.../drivers/nouveau/nvc0/nvc0_query_hw_metric.c | 444 +++++++++++++++++++++
.../drivers/nouveau/nvc0/nvc0_query_hw_metric.h | 42 ++
4 files changed, 504 insertions(+), 3 deletions(-)
create mode 100644 src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.c
create mode 100644 src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.h
diff --git a/src/gallium/drivers/nouveau/Makefile.sources b/src/gallium/drivers/nouveau/Makefile.sources
index edc6cf4..c18e9f5 100644
--- a/src/gallium/drivers/nouveau/Makefile.sources
+++ b/src/gallium/drivers/nouveau/Makefile.sources
@@ -154,6 +154,8 @@ NVC0_C_SOURCES := \
nvc0/nvc0_query.h \
nvc0/nvc0_query_hw.c \
nvc0/nvc0_query_hw.h \
+ nvc0/nvc0_query_hw_metric.c \
+ nvc0/nvc0_query_hw_metric.h \
nvc0/nvc0_query_hw_sm.c \
nvc0/nvc0_query_hw_sm.h \
nvc0/nvc0_query_sw.c \
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw.c b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw.c
index 91254be..90ee82f 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw.c
@@ -25,6 +25,7 @@
#include "nvc0/nvc0_context.h"
#include "nvc0/nvc0_query_hw.h"
+#include "nvc0/nvc0_query_hw_metric.h"
#include "nvc0/nvc0_query_hw_sm.h"
#define NVC0_HW_QUERY_STATE_READY 0
@@ -371,6 +372,12 @@ nvc0_hw_create_query(struct nvc0_context *nvc0, unsigned type, unsigned index)
return (struct nvc0_query *)hq;
}
+ hq = nvc0_hw_metric_create_query(nvc0, type);
+ if (hq) {
+ hq->base.funcs = &hw_query_funcs;
+ return (struct nvc0_query *)hq;
+ }
+
hq = CALLOC_STRUCT(nvc0_hw_query);
if (!hq)
return NULL;
@@ -435,14 +442,20 @@ int
nvc0_hw_get_driver_query_info(struct nvc0_screen *screen, unsigned id,
struct pipe_driver_query_info *info)
{
- int num_hw_sm_queries = 0;
+ int num_hw_sm_queries = 0, num_hw_metric_queries = 0;
num_hw_sm_queries = nvc0_hw_sm_get_driver_query_info(screen, 0, NULL);
+ num_hw_metric_queries =
+ nvc0_hw_metric_get_driver_query_info(screen, 0, NULL);
if (!info)
- return num_hw_sm_queries;
+ return num_hw_sm_queries + num_hw_metric_queries;
+
+ if (id < num_hw_sm_queries)
+ return nvc0_hw_sm_get_driver_query_info(screen, id, info);
- return nvc0_hw_sm_get_driver_query_info(screen, id, info);
+ return nvc0_hw_metric_get_driver_query_info(screen,
+ id - num_hw_sm_queries, info);
}
void
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.c b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.c
new file mode 100644
index 0000000..dbe350a
--- /dev/null
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.c
@@ -0,0 +1,444 @@
+/*
+ * Copyright 2015 Samuel Pitoiset
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "nvc0/nvc0_context.h"
+#include "nvc0/nvc0_query_hw_metric.h"
+#include "nvc0/nvc0_query_hw_sm.h"
+
+/* === PERFORMANCE MONITORING METRICS for NVC0:NVE4 === */
+static const char *nvc0_hw_metric_names[] =
+{
+ "metric-achieved_occupancy",
+ "metric-branch_efficiency",
+ "metric-inst_issued",
+ "metric-inst_per_wrap",
+ "metric-inst_replay_overhead",
+ "metric-issued_ipc",
+ "metric-issue_slots",
+ "metric-issue_slot_utilization",
+ "metric-ipc",
+};
+
+struct nvc0_hw_metric_query_cfg {
+ uint32_t queries[8];
+ uint32_t num_queries;
+};
+
+#define _SM(n) NVC0_HW_SM_QUERY(NVC0_HW_SM_QUERY_ ##n)
+#define _M(n, c) [NVC0_HW_METRIC_QUERY_##n] = c
+
+/* ==== Compute capability 2.0 (GF100/GF110) ==== */
+static const struct nvc0_hw_metric_query_cfg
+sm20_achieved_occupancy =
+{
+ .queries[0] = _SM(ACTIVE_WARPS),
+ .queries[1] = _SM(ACTIVE_CYCLES),
+ .num_queries = 2,
+};
+
+static const struct nvc0_hw_metric_query_cfg
+sm20_branch_efficiency =
+{
+ .queries[0] = _SM(BRANCH),
+ .queries[1] = _SM(DIVERGENT_BRANCH),
+ .num_queries = 2,
+};
+
+static const struct nvc0_hw_metric_query_cfg
+sm20_inst_per_wrap =
+{
+ .queries[0] = _SM(INST_EXECUTED),
+ .queries[1] = _SM(WARPS_LAUNCHED),
+ .num_queries = 2,
+};
+
+static const struct nvc0_hw_metric_query_cfg
+sm20_inst_replay_overhead =
+{
+ .queries[0] = _SM(INST_ISSUED),
+ .queries[1] = _SM(INST_EXECUTED),
+ .num_queries = 2,
+};
+
+static const struct nvc0_hw_metric_query_cfg
+sm20_issued_ipc =
+{
+ .queries[0] = _SM(INST_ISSUED),
+ .queries[1] = _SM(ACTIVE_CYCLES),
+ .num_queries = 2,
+};
+
+static const struct nvc0_hw_metric_query_cfg
+sm20_ipc =
+{
+ .queries[0] = _SM(INST_EXECUTED),
+ .queries[1] = _SM(ACTIVE_CYCLES),
+ .num_queries = 2,
+};
+
+static const struct nvc0_hw_metric_query_cfg *sm20_hw_metric_queries[] =
+{
+ _M(ACHIEVED_OCCUPANCY, &sm20_achieved_occupancy),
+ _M(BRANCH_EFFICIENCY, &sm20_branch_efficiency),
+ _M(INST_ISSUED, NULL),
+ _M(INST_PER_WRAP, &sm20_inst_per_wrap),
+ _M(INST_REPLAY_OVERHEAD, &sm20_inst_replay_overhead),
+ _M(ISSUED_IPC, &sm20_issued_ipc),
+ _M(ISSUE_SLOTS, NULL),
+ _M(ISSUE_SLOT_UTILIZATION, &sm20_issued_ipc),
+ _M(IPC, &sm20_ipc),
+};
+
+/* ==== Compute capability 2.1 (GF108+ except GF110) ==== */
+static const struct nvc0_hw_metric_query_cfg
+sm21_inst_issued =
+{
+ .queries[0] = _SM(INST_ISSUED1_0),
+ .queries[1] = _SM(INST_ISSUED1_1),
+ .queries[2] = _SM(INST_ISSUED2_0),
+ .queries[3] = _SM(INST_ISSUED2_1),
+ .num_queries = 4,
+};
+
+static const struct nvc0_hw_metric_query_cfg
+sm21_inst_replay_overhead =
+{
+ .queries[0] = _SM(INST_ISSUED1_0),
+ .queries[1] = _SM(INST_ISSUED1_1),
+ .queries[2] = _SM(INST_ISSUED2_0),
+ .queries[3] = _SM(INST_ISSUED2_1),
+ .queries[4] = _SM(INST_EXECUTED),
+ .num_queries = 5,
+};
+
+static const struct nvc0_hw_metric_query_cfg
+sm21_issued_ipc =
+{
+ .queries[0] = _SM(INST_ISSUED1_0),
+ .queries[1] = _SM(INST_ISSUED1_1),
+ .queries[2] = _SM(INST_ISSUED2_0),
+ .queries[3] = _SM(INST_ISSUED2_1),
+ .queries[4] = _SM(ACTIVE_CYCLES),
+ .num_queries = 5,
+};
+
+static const struct nvc0_hw_metric_query_cfg *sm21_hw_metric_queries[] =
+{
+ _M(ACHIEVED_OCCUPANCY, &sm20_achieved_occupancy),
+ _M(BRANCH_EFFICIENCY, &sm20_branch_efficiency),
+ _M(INST_ISSUED, &sm21_inst_issued),
+ _M(INST_PER_WRAP, &sm20_inst_per_wrap),
+ _M(INST_REPLAY_OVERHEAD, &sm21_inst_replay_overhead),
+ _M(ISSUED_IPC, &sm21_issued_ipc),
+ _M(ISSUE_SLOTS, &sm21_inst_issued),
+ _M(ISSUE_SLOT_UTILIZATION, &sm21_issued_ipc),
+ _M(IPC, &sm20_ipc),
+};
+
+#undef _SM
+#undef _M
+
+static inline const struct nvc0_hw_metric_query_cfg **
+nvc0_hw_metric_get_queries(struct nvc0_screen *screen)
+{
+ struct nouveau_device *dev = screen->base.device;
+
+ if (dev->chipset == 0xc0 || dev->chipset == 0xc8)
+ return sm20_hw_metric_queries;
+ return sm21_hw_metric_queries;
+}
+
+static const struct nvc0_hw_metric_query_cfg *
+nvc0_hw_metric_query_get_cfg(struct nvc0_context *nvc0,
+ struct nvc0_hw_query *hq)
+{
+ const struct nvc0_hw_metric_query_cfg **queries;
+ struct nvc0_screen *screen = nvc0->screen;
+ struct nvc0_query *q = &hq->base;
+
+ queries = nvc0_hw_metric_get_queries(screen);
+ return queries[q->type - NVC0_HW_METRIC_QUERY(0)];
+}
+
+static void
+nvc0_hw_metric_destroy_query(struct nvc0_context *nvc0,
+ struct nvc0_hw_query *hq)
+{
+ struct nvc0_hw_metric_query *hmq = nvc0_hw_metric_query(hq);
+ unsigned i;
+
+ for (i = 0; i < hmq->num_queries; i++)
+ hmq->queries[i]->funcs->destroy_query(nvc0, hmq->queries[i]);
+ FREE(hmq);
+}
+
+static boolean
+nvc0_hw_metric_begin_query(struct nvc0_context *nvc0, struct nvc0_hw_query *hq)
+{
+ struct nvc0_hw_metric_query *hmq = nvc0_hw_metric_query(hq);
+ boolean ret = false;
+ unsigned i;
+
+ for (i = 0; i < hmq->num_queries; i++) {
+ ret = hmq->queries[i]->funcs->begin_query(nvc0, hmq->queries[i]);
+ if (!ret)
+ return ret;
+ }
+ return ret;
+}
+
+static void
+nvc0_hw_metric_end_query(struct nvc0_context *nvc0, struct nvc0_hw_query *hq)
+{
+ struct nvc0_hw_metric_query *hmq = nvc0_hw_metric_query(hq);
+ unsigned i;
+
+ for (i = 0; i < hmq->num_queries; i++)
+ hmq->queries[i]->funcs->end_query(nvc0, hmq->queries[i]);
+}
+
+static uint64_t
+sm20_hw_metric_calc_result(struct nvc0_hw_query *hq, uint64_t res64[8])
+{
+ uint64_t value = 0;
+
+ switch (hq->base.type - NVC0_HW_METRIC_QUERY(0)) {
+ case NVC0_HW_METRIC_QUERY_ACHIEVED_OCCUPANCY:
+ /* (active_warps / active_cycles) / max. number of warps on a MP */
+ if (res64[1])
+ value = (res64[0] / (float)res64[1]) / 48;
+ break;
+ case NVC0_HW_METRIC_QUERY_BRANCH_EFFICIENCY:
+ /* (branch / (branch + divergent_branch)) * 100 */
+ if (res64[0] + res64[1])
+ value = (res64[0] / (float)(res64[0] + res64[1])) * 100;
+ break;
+ case NVC0_HW_METRIC_QUERY_INST_PER_WRAP:
+ /* inst_executed / warps_launched */
+ if (res64[1])
+ value = res64[0] / (float)res64[1];
+ break;
+ case NVC0_HW_METRIC_QUERY_INST_REPLAY_OVERHEAD:
+ /* (inst_issued - inst_executed) / inst_executed */
+ if (res64[1])
+ value = (res64[0] - res64[1]) / (float)res64[1];
+ break;
+ case NVC0_HW_METRIC_QUERY_ISSUED_IPC:
+ /* inst_issued / active_cycles */
+ if (res64[1])
+ value = res64[0] / (float)res64[1];
+ break;
+ case NVC0_HW_METRIC_QUERY_ISSUE_SLOT_UTILIZATION:
+ /* ((inst_issued / 2) / active_cycles) * 100 */
+ if (res64[1])
+ value = ((res64[0] / 2) / (float)res64[1]) * 100;
+ break;
+ case NVC0_HW_METRIC_QUERY_IPC:
+ /* inst_executed / active_cycles */
+ if (res64[1])
+ value = res64[0] / (float)res64[1];
+ break;
+ default:
+ debug_printf("invalid metric type: %d\n",
+ hq->base.type - NVC0_HW_METRIC_QUERY(0));
+ break;
+ }
+ return value;
+}
+
+static uint64_t
+sm21_hw_metric_calc_result(struct nvc0_hw_query *hq, uint64_t res64[8])
+{
+ uint64_t value = 0;
+
+ switch (hq->base.type - NVC0_HW_METRIC_QUERY(0)) {
+ case NVC0_HW_METRIC_QUERY_ACHIEVED_OCCUPANCY:
+ return sm20_hw_metric_calc_result(hq, res64);
+ case NVC0_HW_METRIC_QUERY_BRANCH_EFFICIENCY:
+ return sm20_hw_metric_calc_result(hq, res64);
+ case NVC0_HW_METRIC_QUERY_INST_ISSUED:
+ /* issued1_0 + issued1_1 + (issued2_0 + issued2_1) * 2 */
+ value = res64[0] + res64[1] + (res64[2] + res64[3]) * 2;
+ break;
+ case NVC0_HW_METRIC_QUERY_INST_PER_WRAP:
+ return sm20_hw_metric_calc_result(hq, res64);
+ case NVC0_HW_METRIC_QUERY_INST_REPLAY_OVERHEAD:
+ /* (metric-inst_issued - inst_executed) / inst_executed */
+ if (res64[4])
+ value = (((res64[0] + res64[1] + (res64[2] + res64[3]) * 2) -
+ res64[4]) / (float)res64[4]);
+ break;
+ case NVC0_HW_METRIC_QUERY_ISSUED_IPC:
+ /* metric-inst_issued / active_cycles */
+ if (res64[4])
+ value = (res64[0] + res64[1] + (res64[2] + res64[3]) * 2) /
+ (float)res64[4];
+ break;
+ case NVC0_HW_METRIC_QUERY_ISSUE_SLOTS:
+ /* issued1_0 + issued1_1 + issued2_0 + issued2_1 */
+ value = res64[0] + res64[1] + res64[2] + res64[3];
+ break;
+ case NVC0_HW_METRIC_QUERY_ISSUE_SLOT_UTILIZATION:
+ /* ((metric-issue_slots / 2) / active_cycles) * 100 */
+ if (res64[4])
+ value = (((res64[0] + res64[1] + res64[2] + res64[3]) / 2) /
+ (float)res64[4]) * 100;
+ break;
+ case NVC0_HW_METRIC_QUERY_IPC:
+ return sm20_hw_metric_calc_result(hq, res64);
+ default:
+ debug_printf("invalid metric type: %d\n",
+ hq->base.type - NVC0_HW_METRIC_QUERY(0));
+ break;
+ }
+ return value;
+}
+
+static boolean
+nvc0_hw_metric_get_query_result(struct nvc0_context *nvc0,
+ struct nvc0_hw_query *hq, boolean wait,
+ union pipe_query_result *result)
+{
+ struct nvc0_hw_metric_query *hmq = nvc0_hw_metric_query(hq);
+ struct nvc0_screen *screen = nvc0->screen;
+ struct nouveau_device *dev = screen->base.device;
+ union pipe_query_result results[8] = {};
+ uint64_t res64[8] = {};
+ uint64_t value = 0;
+ boolean ret = false;
+ unsigned i;
+
+ for (i = 0; i < hmq->num_queries; i++) {
+ ret = hmq->queries[i]->funcs->get_query_result(nvc0, hmq->queries[i],
+ wait, &results[i]);
+ if (!ret)
+ return ret;
+ res64[i] = *(uint64_t *)&results[i];
+ }
+
+ if (dev->chipset == 0xc0 || dev->chipset == 0xc8)
+ value = sm20_hw_metric_calc_result(hq, res64);
+ else
+ value = sm21_hw_metric_calc_result(hq, res64);
+
+ *(uint64_t *)result = value;
+ return ret;
+}
+
+static const struct nvc0_hw_query_funcs hw_metric_query_funcs = {
+ .destroy_query = nvc0_hw_metric_destroy_query,
+ .begin_query = nvc0_hw_metric_begin_query,
+ .end_query = nvc0_hw_metric_end_query,
+ .get_query_result = nvc0_hw_metric_get_query_result,
+};
+
+struct nvc0_hw_query *
+nvc0_hw_metric_create_query(struct nvc0_context *nvc0, unsigned type)
+{
+ const struct nvc0_hw_metric_query_cfg *cfg;
+ struct nvc0_hw_metric_query *hmq;
+ struct nvc0_hw_query *hq;
+ unsigned i;
+
+ if (type < NVC0_HW_METRIC_QUERY(0) || type > NVC0_HW_METRIC_QUERY_LAST)
+ return NULL;
+
+ hmq = CALLOC_STRUCT(nvc0_hw_metric_query);
+ if (!hmq)
+ return NULL;
+
+ hq = &hmq->base;
+ hq->funcs = &hw_metric_query_funcs;
+ hq->base.type = type;
+
+ cfg = nvc0_hw_metric_query_get_cfg(nvc0, hq);
+
+ for (i = 0; i < cfg->num_queries; i++) {
+ hmq->queries[i] = nvc0_hw_sm_create_query(nvc0, cfg->queries[i]);
+ if (!hmq->queries[i]) {
+ nvc0_hw_metric_destroy_query(nvc0, hq);
+ return NULL;
+ }
+ hmq->num_queries++;
+ }
+
+ return hq;
+}
+
+static int
+nvc0_hw_metric_get_next_query_id(const struct nvc0_hw_metric_query_cfg **queries,
+ unsigned id)
+{
+ unsigned i, next = 0;
+
+ for (i = 0; i < NVC0_HW_METRIC_QUERY_COUNT; i++) {
+ if (!queries[i]) {
+ next++;
+ } else
+ if (i >= id && queries[id + next]) {
+ break;
+ }
+ }
+ return id + next;
+}
+
+int
+nvc0_hw_metric_get_driver_query_info(struct nvc0_screen *screen, unsigned id,
+ struct pipe_driver_query_info *info)
+{
+ uint16_t class_3d = screen->base.class_3d;
+ int count = 0;
+
+ if (screen->base.device->drm_version >= 0x01000101) {
+ if (screen->compute) {
+ if (class_3d < NVE4_3D_CLASS) {
+ const struct nvc0_hw_metric_query_cfg **queries =
+ nvc0_hw_metric_get_queries(screen);
+ unsigned i;
+
+ for (i = 0; i < NVC0_HW_METRIC_QUERY_COUNT; i++) {
+ if (queries[i])
+ count++;
+ }
+ }
+ }
+ }
+
+ if (!info)
+ return count;
+
+ if (id < count) {
+ if (screen->compute) {
+ if (class_3d < NVE4_3D_CLASS) {
+ const struct nvc0_hw_metric_query_cfg **queries =
+ nvc0_hw_metric_get_queries(screen);
+
+ id = nvc0_hw_metric_get_next_query_id(queries, id);
+ info->name = nvc0_hw_metric_names[id];
+ info->query_type = NVC0_HW_METRIC_QUERY(id);
+ info->group_id = -1;
+ return 1;
+ }
+ }
+ }
+ return 0;
+}
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.h b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.h
new file mode 100644
index 0000000..95675fd
--- /dev/null
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_metric.h
@@ -0,0 +1,42 @@
+#ifndef __NVC0_QUERY_HW_METRIC_H__
+#define __NVC0_QUERY_HW_METRIC_H__
+
+#include "nvc0_query_hw.h"
+
+struct nvc0_hw_metric_query {
+ struct nvc0_hw_query base;
+ struct nvc0_hw_query *queries[8];
+ unsigned num_queries;
+};
+
+static inline struct nvc0_hw_metric_query *
+nvc0_hw_metric_query(struct nvc0_hw_query *hq)
+{
+ return (struct nvc0_hw_metric_query *)hq;
+}
+
+/*
+ * Driver metrics queries:
+ */
+#define NVC0_HW_METRIC_QUERY(i) (PIPE_QUERY_DRIVER_SPECIFIC + 3072 + (i))
+#define NVC0_HW_METRIC_QUERY_LAST NVC0_HW_METRIC_QUERY(NVC0_HW_METRIC_QUERY_COUNT - 1)
+enum nvc0_hw_metric_queries
+{
+ NVC0_HW_METRIC_QUERY_ACHIEVED_OCCUPANCY = 0,
+ NVC0_HW_METRIC_QUERY_BRANCH_EFFICIENCY,
+ NVC0_HW_METRIC_QUERY_INST_ISSUED,
+ NVC0_HW_METRIC_QUERY_INST_PER_WRAP,
+ NVC0_HW_METRIC_QUERY_INST_REPLAY_OVERHEAD,
+ NVC0_HW_METRIC_QUERY_ISSUED_IPC,
+ NVC0_HW_METRIC_QUERY_ISSUE_SLOTS,
+ NVC0_HW_METRIC_QUERY_ISSUE_SLOT_UTILIZATION,
+ NVC0_HW_METRIC_QUERY_IPC,
+ NVC0_HW_METRIC_QUERY_COUNT
+};
+
+struct nvc0_hw_query *
+nvc0_hw_metric_create_query(struct nvc0_context *, unsigned);
+int
+nvc0_hw_metric_get_driver_query_info(struct nvc0_screen *, unsigned,
+ struct pipe_driver_query_info *);
+#endif
--
2.5.3
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