+++ /dev/null
-/*
- * Copyright 2011-2014 NVIDIA Corporation. All rights reserved.
- *
- * NOTICE TO LICENSEE:
- *
- * This source code and/or documentation ("Licensed Deliverables") are
- * subject to NVIDIA intellectual property rights under U.S. and
- * international Copyright laws.
- *
- * These Licensed Deliverables contained herein is PROPRIETARY and
- * CONFIDENTIAL to NVIDIA and is being provided under the terms and
- * conditions of a form of NVIDIA software license agreement by and
- * between NVIDIA and Licensee ("License Agreement") or electronically
- * accepted by Licensee. Notwithstanding any terms or conditions to
- * the contrary in the License Agreement, reproduction or disclosure
- * of the Licensed Deliverables to any third party without the express
- * written consent of NVIDIA is prohibited.
- *
- * NOTWITHSTANDING ANY TERMS OR CONDITIONS TO THE CONTRARY IN THE
- * LICENSE AGREEMENT, NVIDIA MAKES NO REPRESENTATION ABOUT THE
- * SUITABILITY OF THESE LICENSED DELIVERABLES FOR ANY PURPOSE. IT IS
- * PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND.
- * NVIDIA DISCLAIMS ALL WARRANTIES WITH REGARD TO THESE LICENSED
- * DELIVERABLES, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY,
- * NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE.
- * NOTWITHSTANDING ANY TERMS OR CONDITIONS TO THE CONTRARY IN THE
- * LICENSE AGREEMENT, IN NO EVENT SHALL NVIDIA BE LIABLE FOR ANY
- * SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, OR ANY
- * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
- * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THESE LICENSED DELIVERABLES.
- *
- * U.S. Government End Users. These Licensed Deliverables are a
- * "commercial item" as that term is defined at 48 C.F.R. 2.101 (OCT
- * 1995), consisting of "commercial computer software" and "commercial
- * computer software documentation" as such terms are used in 48
- * C.F.R. 12.212 (SEPT 1995) and is provided to the U.S. Government
- * only as a commercial end item. Consistent with 48 C.F.R.12.212 and
- * 48 C.F.R. 227.7202-1 through 227.7202-4 (JUNE 1995), all
- * U.S. Government End Users acquire the Licensed Deliverables with
- * only those rights set forth herein.
- *
- * Any use of the Licensed Deliverables in individual and commercial
- * software must include, in the user documentation and internal
- * comments to the code, the above Disclaimer and U.S. Government End
- * Users Notice.
- */
-
-#if !defined(_CUPTI_ACTIVITY_H_)
-#define _CUPTI_ACTIVITY_H_
-
-#include <cupti_callbacks.h>
-#include <cupti_events.h>
-#include <cupti_metrics.h>
-#include <cupti_result.h>
-
-#ifndef CUPTIAPI
-#ifdef _WIN32
-#define CUPTIAPI __stdcall
-#else
-#define CUPTIAPI
-#endif
-#endif
-
-#if defined(__LP64__)
-#define CUPTILP64 1
-#elif defined(_WIN64)
-#define CUPTILP64 1
-#else
-#undef CUPTILP64
-#endif
-
-#define ACTIVITY_RECORD_ALIGNMENT 8
-#if defined(_WIN32) // Windows 32- and 64-bit
-#define START_PACKED_ALIGNMENT __pragma(pack(push,1)) // exact fit - no padding
-#define PACKED_ALIGNMENT __declspec(align(ACTIVITY_RECORD_ALIGNMENT))
-#define END_PACKED_ALIGNMENT __pragma(pack(pop))
-#elif defined(__GNUC__) // GCC
-#define START_PACKED_ALIGNMENT
-#define PACKED_ALIGNMENT __attribute__ ((__packed__)) __attribute__ ((aligned (ACTIVITY_RECORD_ALIGNMENT)))
-#define END_PACKED_ALIGNMENT
-#else // all other compilers
-#define START_PACKED_ALIGNMENT
-#define PACKED_ALIGNMENT
-#define END_PACKED_ALIGNMENT
-#endif
-
-#if defined(__cplusplus)
-extern "C" {
-#endif
-
-/**
- * \defgroup CUPTI_ACTIVITY_API CUPTI Activity API
- * Functions, types, and enums that implement the CUPTI Activity API.
- * @{
- */
-
-/**
- * \brief The kinds of activity records.
- *
- * Each activity record kind represents information about a GPU or an
- * activity occurring on a CPU or GPU. Each kind is associated with a
- * activity record structure that holds the information associated
- * with the kind.
- * \see CUpti_Activity
- * \see CUpti_ActivityAPI
- * \see CUpti_ActivityContext
- * \see CUpti_ActivityDevice
- * \see CUpti_ActivityDeviceAttribute
- * \see CUpti_ActivityEvent
- * \see CUpti_ActivityEventInstance
- * \see CUpti_ActivityKernel
- * \see CUpti_ActivityKernel2
- * \see CUpti_ActivityCdpKernel
- * \see CUpti_ActivityPreemption
- * \see CUpti_ActivityMemcpy
- * \see CUpti_ActivityMemcpy2
- * \see CUpti_ActivityMemset
- * \see CUpti_ActivityMetric
- * \see CUpti_ActivityMetricInstance
- * \see CUpti_ActivityName
- * \see CUpti_ActivityMarker
- * \see CUpti_ActivityMarkerData
- * \see CUpti_ActivitySourceLocator
- * \see CUpti_ActivityGlobalAccess
- * \see CUpti_ActivityGlobalAccess2
- * \see CUpti_ActivityBranch
- * \see CUpti_ActivityBranch2
- * \see CUpti_ActivityOverhead
- * \see CUpti_ActivityEnvironment
- * \see CUpti_ActivityInstructionExecution
- * \see CUpti_ActivityUnifiedMemoryCounter
- * \see CUpti_ActivityFunction
- * \see CUpti_ActivityModule
- * \see CUpti_ActivitySharedAccess
- */
-typedef enum {
- /**
- * The activity record is invalid.
- */
- CUPTI_ACTIVITY_KIND_INVALID = 0,
- /**
- * A host<->host, host<->device, or device<->device memory copy. The
- * corresponding activity record structure is \ref
- * CUpti_ActivityMemcpy.
- */
- CUPTI_ACTIVITY_KIND_MEMCPY = 1,
- /**
- * A memory set executing on the GPU. The corresponding activity
- * record structure is \ref CUpti_ActivityMemset.
- */
- CUPTI_ACTIVITY_KIND_MEMSET = 2,
- /**
- * A kernel executing on the GPU. The corresponding activity record
- * structure is \ref CUpti_ActivityKernel2.
- */
- CUPTI_ACTIVITY_KIND_KERNEL = 3,
- /**
- * A CUDA driver API function execution. The corresponding activity
- * record structure is \ref CUpti_ActivityAPI.
- */
- CUPTI_ACTIVITY_KIND_DRIVER = 4,
- /**
- * A CUDA runtime API function execution. The corresponding activity
- * record structure is \ref CUpti_ActivityAPI.
- */
- CUPTI_ACTIVITY_KIND_RUNTIME = 5,
- /**
- * An event value. The corresponding activity record structure is
- * \ref CUpti_ActivityEvent.
- */
- CUPTI_ACTIVITY_KIND_EVENT = 6,
- /**
- * A metric value. The corresponding activity record structure is
- * \ref CUpti_ActivityMetric.
- */
- CUPTI_ACTIVITY_KIND_METRIC = 7,
- /**
- * Information about a device. The corresponding activity record
- * structure is \ref CUpti_ActivityDevice.
- */
- CUPTI_ACTIVITY_KIND_DEVICE = 8,
- /**
- * Information about a context. The corresponding activity record
- * structure is \ref CUpti_ActivityContext.
- */
- CUPTI_ACTIVITY_KIND_CONTEXT = 9,
- /**
- * A (potentially concurrent) kernel executing on the GPU. The
- * corresponding activity record structure is \ref
- * CUpti_ActivityKernel2.
- */
- CUPTI_ACTIVITY_KIND_CONCURRENT_KERNEL = 10,
- /**
- * Thread, device, context, etc. name. The corresponding activity
- * record structure is \ref CUpti_ActivityName.
- */
- CUPTI_ACTIVITY_KIND_NAME = 11,
- /**
- * Instantaneous, start, or end marker. The corresponding activity
- * record structure is \ref CUpti_ActivityMarker.
- */
- CUPTI_ACTIVITY_KIND_MARKER = 12,
- /**
- * Extended, optional, data about a marker. The corresponding
- * activity record structure is \ref CUpti_ActivityMarkerData.
- */
- CUPTI_ACTIVITY_KIND_MARKER_DATA = 13,
- /**
- * Source information about source level result. The corresponding
- * activity record structure is \ref CUpti_ActivitySourceLocator.
- */
- CUPTI_ACTIVITY_KIND_SOURCE_LOCATOR = 14,
- /**
- * Results for source-level global acccess. The
- * corresponding activity record structure is \ref
- * CUpti_ActivityGlobalAccess2.
- */
- CUPTI_ACTIVITY_KIND_GLOBAL_ACCESS = 15,
- /**
- * Results for source-level branch. The corresponding
- * activity record structure is \ref CUpti_ActivityBranch2.
- */
- CUPTI_ACTIVITY_KIND_BRANCH = 16,
- /**
- * Overhead activity records. The
- * corresponding activity record structure is
- * \ref CUpti_ActivityOverhead.
- */
- CUPTI_ACTIVITY_KIND_OVERHEAD = 17,
- /**
- * A CDP (CUDA Dynamic Parallel) kernel executing on the GPU. The
- * corresponding activity record structure is \ref
- * CUpti_ActivityCdpKernel. This activity can not be directly
- * enabled or disabled. It is enabled and disabled through
- * concurrent kernel activity \ref
- * CUPTI_ACTIVITY_KIND_CONCURRENT_KERNEL
- */
- CUPTI_ACTIVITY_KIND_CDP_KERNEL = 18,
- /**
- * Preemption activity record indicating a preemption of a CDP (CUDA
- * Dynamic Parallel) kernel executing on the GPU. The corresponding
- * activity record structure is \ref CUpti_ActivityPreemption.
- */
- CUPTI_ACTIVITY_KIND_PREEMPTION = 19,
- /**
- * Environment activity records indicating power, clock, thermal,
- * etc. levels of the GPU. The corresponding activity record
- * structure is \ref CUpti_ActivityEnvironment.
- */
- CUPTI_ACTIVITY_KIND_ENVIRONMENT = 20,
- /**
- * An event value associated with a specific event domain
- * instance. The corresponding activity record structure is \ref
- * CUpti_ActivityEventInstance.
- */
- CUPTI_ACTIVITY_KIND_EVENT_INSTANCE = 21,
- /**
- * A peer to peer memory copy. The corresponding activity record
- * structure is \ref CUpti_ActivityMemcpy2.
- */
- CUPTI_ACTIVITY_KIND_MEMCPY2 = 22,
- /**
- * A metric value associated with a specific metric domain
- * instance. The corresponding activity record structure is \ref
- * CUpti_ActivityMetricInstance.
- */
- CUPTI_ACTIVITY_KIND_METRIC_INSTANCE = 23,
- /**
- * SASS/Source line-by-line correlation record.
- * The corresponding activity record structure is \ref
- * CUpti_ActivityInstructionExecution.
- */
- CUPTI_ACTIVITY_KIND_INSTRUCTION_EXECUTION = 24,
- /**
- * Unified Memory counter record. The corresponding activity
- * record structure is \ref CUpti_ActivityUnifiedMemoryCounter.
- */
- CUPTI_ACTIVITY_KIND_UNIFIED_MEMORY_COUNTER = 25,
- /**
- * Device global/function record. The corresponding activity
- * record structure is \ref CUpti_ActivityFunction.
- */
- CUPTI_ACTIVITY_KIND_FUNCTION = 26,
- /**
- * CUDA Module record. The corresponding activity
- * record structure is \ref CUpti_ActivityModule.
- */
- CUPTI_ACTIVITY_KIND_MODULE = 27,
- /**
- * A device attribute value. The corresponding activity record
- * structure is \ref CUpti_ActivityDeviceAttribute.
- */
- CUPTI_ACTIVITY_KIND_DEVICE_ATTRIBUTE = 28,
- /**
- * Results for source-level shared acccess. The
- * corresponding activity record structure is \ref
- * CUpti_ActivitySharedAccess.
- */
- CUPTI_ACTIVITY_KIND_SHARED_ACCESS = 29,
- CUPTI_ACTIVITY_KIND_FORCE_INT = 0x7fffffff
-} CUpti_ActivityKind;
-
-/**
- * \brief The kinds of activity objects.
- * \see CUpti_ActivityObjectKindId
- */
-typedef enum {
- /**
- * The object kind is not known.
- */
- CUPTI_ACTIVITY_OBJECT_UNKNOWN = 0,
- /**
- * A process.
- */
- CUPTI_ACTIVITY_OBJECT_PROCESS = 1,
- /**
- * A thread.
- */
- CUPTI_ACTIVITY_OBJECT_THREAD = 2,
- /**
- * A device.
- */
- CUPTI_ACTIVITY_OBJECT_DEVICE = 3,
- /**
- * A context.
- */
- CUPTI_ACTIVITY_OBJECT_CONTEXT = 4,
- /**
- * A stream.
- */
- CUPTI_ACTIVITY_OBJECT_STREAM = 5,
-
- CUPTI_ACTIVITY_OBJECT_FORCE_INT = 0x7fffffff
-} CUpti_ActivityObjectKind;
-
-/**
- * \brief Identifiers for object kinds as specified by
- * CUpti_ActivityObjectKind.
- * \see CUpti_ActivityObjectKind
- */
- typedef union {
- /**
- * A process object requires that we identify the process ID. A
- * thread object requires that we identify both the process and
- * thread ID.
- */
- struct {
- uint32_t processId;
- uint32_t threadId;
- } pt;
- /**
- * A device object requires that we identify the device ID. A
- * context object requires that we identify both the device and
- * context ID. A stream object requires that we identify device,
- * context, and stream ID.
- */
- struct {
- uint32_t deviceId;
- uint32_t contextId;
- uint32_t streamId;
- } dcs;
-} CUpti_ActivityObjectKindId;
-
-/**
- * \brief The kinds of activity overhead.
- */
-typedef enum {
- /**
- * The overhead kind is not known.
- */
- CUPTI_ACTIVITY_OVERHEAD_UNKNOWN = 0,
- /**
- * Compiler(JIT) overhead.
- */
- CUPTI_ACTIVITY_OVERHEAD_DRIVER_COMPILER = 1,
- /**
- * Activity buffer flush overhead.
- */
- CUPTI_ACTIVITY_OVERHEAD_CUPTI_BUFFER_FLUSH = 1<<16,
- /**
- * CUPTI instrumentation overhead.
- */
- CUPTI_ACTIVITY_OVERHEAD_CUPTI_INSTRUMENTATION = 2<<16,
- /**
- * CUPTI resource creation and destruction overhead.
- */
- CUPTI_ACTIVITY_OVERHEAD_CUPTI_RESOURCE = 3<<16,
- CUPTI_ACTIVITY_OVERHEAD_FORCE_INT = 0x7fffffff
-} CUpti_ActivityOverheadKind;
-
-/**
- * \brief The kind of a compute API.
- */
-typedef enum {
- /**
- * The compute API is not known.
- */
- CUPTI_ACTIVITY_COMPUTE_API_UNKNOWN = 0,
- /**
- * The compute APIs are for CUDA.
- */
- CUPTI_ACTIVITY_COMPUTE_API_CUDA = 1,
- /**
- * The compute APIs are for CUDA running
- * in MPS (Multi-Process Service) environment.
- */
- CUPTI_ACTIVITY_COMPUTE_API_CUDA_MPS = 2,
-
- CUPTI_ACTIVITY_COMPUTE_API_FORCE_INT = 0x7fffffff
-} CUpti_ActivityComputeApiKind;
-
-/**
- * \brief Flags associated with activity records.
- *
- * Activity record flags. Flags can be combined by bitwise OR to
- * associated multiple flags with an activity record. Each flag is
- * specific to a certain activity kind, as noted below.
- */
-typedef enum {
- /**
- * Indicates the activity record has no flags.
- */
- CUPTI_ACTIVITY_FLAG_NONE = 0,
-
- /**
- * Indicates the activity represents a device that supports
- * concurrent kernel execution. Valid for
- * CUPTI_ACTIVITY_KIND_DEVICE.
- */
- CUPTI_ACTIVITY_FLAG_DEVICE_CONCURRENT_KERNELS = 1 << 0,
-
- /**
- * Indicates if the activity represents a CUdevice_attribute value
- * or a CUpti_DeviceAttribute value. Valid for
- * CUPTI_ACTIVITY_KIND_DEVICE_ATTRIBUTE.
- */
- CUPTI_ACTIVITY_FLAG_DEVICE_ATTRIBUTE_CUDEVICE = 1 << 0,
-
- /**
- * Indicates the activity represents an asynchronous memcpy
- * operation. Valid for CUPTI_ACTIVITY_KIND_MEMCPY.
- */
- CUPTI_ACTIVITY_FLAG_MEMCPY_ASYNC = 1 << 0,
-
- /**
- * Indicates the activity represents an instantaneous marker. Valid
- * for CUPTI_ACTIVITY_KIND_MARKER.
- */
- CUPTI_ACTIVITY_FLAG_MARKER_INSTANTANEOUS = 1 << 0,
-
- /**
- * Indicates the activity represents a region start marker. Valid
- * for CUPTI_ACTIVITY_KIND_MARKER.
- */
- CUPTI_ACTIVITY_FLAG_MARKER_START = 1 << 1,
-
- /**
- * Indicates the activity represents a region end marker. Valid for
- * CUPTI_ACTIVITY_KIND_MARKER.
- */
- CUPTI_ACTIVITY_FLAG_MARKER_END = 1 << 2,
-
- /**
- * Indicates the activity represents a marker that does not specify
- * a color. Valid for CUPTI_ACTIVITY_KIND_MARKER_DATA.
- */
- CUPTI_ACTIVITY_FLAG_MARKER_COLOR_NONE = 1 << 0,
-
- /**
- * Indicates the activity represents a marker that specifies a color
- * in alpha-red-green-blue format. Valid for
- * CUPTI_ACTIVITY_KIND_MARKER_DATA.
- */
- CUPTI_ACTIVITY_FLAG_MARKER_COLOR_ARGB = 1 << 1,
-
- /**
- * The number of bytes requested by each thread
- * Valid for CUpti_ActivityGlobalAccess2.
- */
- CUPTI_ACTIVITY_FLAG_GLOBAL_ACCESS_KIND_SIZE_MASK = 0xFF << 0,
- /**
- * If bit in this flag is set, the access was load, else it is a
- * store access. Valid for CUpti_ActivityGlobalAccess2.
- */
- CUPTI_ACTIVITY_FLAG_GLOBAL_ACCESS_KIND_LOAD = 1 << 8,
- /**
- * If this bit in flag is set, the load access was cached else it is
- * uncached. Valid for CUpti_ActivityGlobalAccess2.
- */
- CUPTI_ACTIVITY_FLAG_GLOBAL_ACCESS_KIND_CACHED = 1 << 9,
- /**
- * If this bit in flag is set, the metric value overflowed. Valid
- * for CUpti_ActivityMetric and CUpti_ActivityMetricInstance.
- */
- CUPTI_ACTIVITY_FLAG_METRIC_OVERFLOWED = 1 << 0,
- /**
- * If this bit in flag is set, the metric value couldn't be
- * calculated. This occurs when a value(s) required to calculate the
- * metric is missing. Valid for CUpti_ActivityMetric and
- * CUpti_ActivityMetricInstance.
- */
- CUPTI_ACTIVITY_FLAG_METRIC_VALUE_INVALID = 1 << 1,
- /**
- * If this bit in flag is set, the source level metric value couldn't be
- * calculated. This occurs when a value(s) required to calculate the
- * source level metric cannot be evaluated.
- * Valid for CUpti_ActivityInstructionExecution.
- */
- CUPTI_ACTIVITY_FLAG_INSTRUCTION_VALUE_INVALID = 1 << 0,
- /**
- * The mask for the instruction class, \ref CUpti_ActivityInstructionClass
- * Valid for CUpti_ActivityInstructionExecution.
- */
- CUPTI_ACTIVITY_FLAG_INSTRUCTION_CLASS_MASK = 0xFF << 1,
- /**
- * When calling cuptiActivityFlushAll, this flag
- * can be set to force CUPTI to flush all records in the buffer, whether
- * finished or not
- */
- CUPTI_ACTIVITY_FLAG_FLUSH_FORCED = 1 << 0,
-
- /**
- * The number of bytes requested by each thread
- * Valid for CUpti_ActivitySharedAccess.
- */
- CUPTI_ACTIVITY_FLAG_SHARED_ACCESS_KIND_SIZE_MASK = 0xFF << 0,
- /**
- * If bit in this flag is set, the access was load, else it is a
- * store access. Valid for CUpti_ActivitySharedAccess.
- */
- CUPTI_ACTIVITY_FLAG_SHARED_ACCESS_KIND_LOAD = 1 << 8,
-
- CUPTI_ACTIVITY_FLAG_FORCE_INT = 0x7fffffff
-} CUpti_ActivityFlag;
-
-/**
- * \brief The kind of a memory copy, indicating the source and
- * destination targets of the copy.
- *
- * Each kind represents the source and destination targets of a memory
- * copy. Targets are host, device, and array.
- */
-typedef enum {
- /**
- * The memory copy kind is not known.
- */
- CUPTI_ACTIVITY_MEMCPY_KIND_UNKNOWN = 0,
- /**
- * A host to device memory copy.
- */
- CUPTI_ACTIVITY_MEMCPY_KIND_HTOD = 1,
- /**
- * A device to host memory copy.
- */
- CUPTI_ACTIVITY_MEMCPY_KIND_DTOH = 2,
- /**
- * A host to device array memory copy.
- */
- CUPTI_ACTIVITY_MEMCPY_KIND_HTOA = 3,
- /**
- * A device array to host memory copy.
- */
- CUPTI_ACTIVITY_MEMCPY_KIND_ATOH = 4,
- /**
- * A device array to device array memory copy.
- */
- CUPTI_ACTIVITY_MEMCPY_KIND_ATOA = 5,
- /**
- * A device array to device memory copy.
- */
- CUPTI_ACTIVITY_MEMCPY_KIND_ATOD = 6,
- /**
- * A device to device array memory copy.
- */
- CUPTI_ACTIVITY_MEMCPY_KIND_DTOA = 7,
- /**
- * A device to device memory copy on the same device.
- */
- CUPTI_ACTIVITY_MEMCPY_KIND_DTOD = 8,
- /**
- * A host to host memory copy.
- */
- CUPTI_ACTIVITY_MEMCPY_KIND_HTOH = 9,
- /**
- * A peer to peer memory copy across different devices.
- */
- CUPTI_ACTIVITY_MEMCPY_KIND_PTOP = 10,
-
- CUPTI_ACTIVITY_MEMCPY_KIND_FORCE_INT = 0x7fffffff
-} CUpti_ActivityMemcpyKind;
-
-/**
- * \brief The kinds of memory accessed by a memory copy.
- *
- * Each kind represents the type of the source or destination memory
- * accessed by a memory copy.
- */
-typedef enum {
- /**
- * The source or destination memory kind is unknown.
- */
- CUPTI_ACTIVITY_MEMORY_KIND_UNKNOWN = 0,
- /**
- * The source or destination memory is pageable.
- */
- CUPTI_ACTIVITY_MEMORY_KIND_PAGEABLE = 1,
- /**
- * The source or destination memory is pinned.
- */
- CUPTI_ACTIVITY_MEMORY_KIND_PINNED = 2,
- /**
- * The source or destination memory is on the device.
- */
- CUPTI_ACTIVITY_MEMORY_KIND_DEVICE = 3,
- /**
- * The source or destination memory is an array.
- */
- CUPTI_ACTIVITY_MEMORY_KIND_ARRAY = 4,
- CUPTI_ACTIVITY_MEMORY_KIND_FORCE_INT = 0x7fffffff
-} CUpti_ActivityMemoryKind;
-
-/**
- * \brief The kind of a preemption activity.
- */
-typedef enum {
- /**
- * The preemption kind is not known.
- */
- CUPTI_ACTIVITY_PREEMPTION_KIND_UNKNOWN = 0,
- /**
- * Preemption to save CDP block.
- */
- CUPTI_ACTIVITY_PREEMPTION_KIND_SAVE = 1,
- /**
- * Preemption to restore CDP block.
- */
- CUPTI_ACTIVITY_PREEMPTION_KIND_RESTORE = 2,
- CUPTI_ACTIVITY_PREEMPTION_KIND_FORCE_INT = 0x7fffffff
-} CUpti_ActivityPreemptionKind;
-
-/**
- * \brief The kind of environment data. Used to indicate what type of
- * data is being reported by an environment activity record.
- */
-typedef enum {
- /**
- * Unknown data.
- */
- CUPTI_ACTIVITY_ENVIRONMENT_UNKNOWN = 0,
- /**
- * The environment data is related to speed.
- */
- CUPTI_ACTIVITY_ENVIRONMENT_SPEED = 1,
- /**
- * The environment data is related to temperature.
- */
- CUPTI_ACTIVITY_ENVIRONMENT_TEMPERATURE = 2,
- /**
- * The environment data is related to power.
- */
- CUPTI_ACTIVITY_ENVIRONMENT_POWER = 3,
- /**
- * The environment data is related to cooling.
- */
- CUPTI_ACTIVITY_ENVIRONMENT_COOLING = 4,
-
- CUPTI_ACTIVITY_ENVIRONMENT_COUNT,
- CUPTI_ACTIVITY_ENVIRONMENT_KIND_FORCE_INT = 0x7fffffff
-} CUpti_ActivityEnvironmentKind;
-
-/**
- * \brief Reasons for clock throttling.
- *
- * The possible reasons that a clock can be throttled. There can be
- * more than one reason that a clock is being throttled so these types
- * can be combined by bitwise OR. These are used in the
- * clocksThrottleReason field in the Environment Activity Record.
- */
-typedef enum {
- /**
- * Nothing is running on the GPU and the clocks are dropping to idle
- * state.
- */
- CUPTI_CLOCKS_THROTTLE_REASON_GPU_IDLE = 0x00000001,
- /**
- * The GPU clocks are limited by a user specified limit.
- */
- CUPTI_CLOCKS_THROTTLE_REASON_USER_DEFINED_CLOCKS = 0x00000002,
- /**
- * A software power scaling algorithm is reducing the clocks below
- * requested clocks.
- */
- CUPTI_CLOCKS_THROTTLE_REASON_SW_POWER_CAP = 0x00000004,
- /**
- * Hardware slowdown to reduce the clock by a factor of two or more
- * is engaged. This is an indicator of one of the following: 1)
- * Temperature is too high, 2) External power brake assertion is
- * being triggered (e.g. by the system power supply), 3) Change in
- * power state.
- */
- CUPTI_CLOCKS_THROTTLE_REASON_HW_SLOWDOWN = 0x00000008,
- /**
- * Some unspecified factor is reducing the clocks.
- */
- CUPTI_CLOCKS_THROTTLE_REASON_UNKNOWN = 0x80000000,
- /**
- * Throttle reason is not supported for this GPU.
- */
- CUPTI_CLOCKS_THROTTLE_REASON_UNSUPPORTED = 0x40000000,
- /**
- * No clock throttling.
- */
- CUPTI_CLOCKS_THROTTLE_REASON_NONE = 0x00000000,
-
- CUPTI_CLOCKS_THROTTLE_REASON_FORCE_INT = 0x7fffffff
-} CUpti_EnvironmentClocksThrottleReason;
-
-/**
- * \brief Scope of the unified memory counter
- */
-typedef enum {
- /**
- * The unified memory counter scope is not known.
- */
- CUPTI_ACTIVITY_UNIFIED_MEMORY_COUNTER_SCOPE_UNKNOWN = 0,
- /**
- * Collect unified memory counter for single process on one device
- */
- CUPTI_ACTIVITY_UNIFIED_MEMORY_COUNTER_SCOPE_PROCESS_SINGLE_DEVICE = 1,
- /**
- * Collect unified memory counter for single process across all devices
- */
- CUPTI_ACTIVITY_UNIFIED_MEMORY_COUNTER_SCOPE_PROCESS_ALL_DEVICES = 2,
-
- CUPTI_ACTIVITY_UNIFIED_MEMORY_COUNTER_SCOPE_COUNT,
- CUPTI_ACTIVITY_UNIFIED_MEMORY_COUNTER_SCOPE_FORCE_INT = 0x7fffffff
-} CUpti_ActivityUnifiedMemoryCounterScope;
-
-/**
- * \brief Kind of the Unified Memory counter
- *
- * Many activities are associated with Unified Memory mechanism; among them
- * are tranfer from host to device, device to host, page fault at
- * host side.
- */
-typedef enum {
- /**
- * The unified memory counter kind is not known.
- */
- CUPTI_ACTIVITY_UNIFIED_MEMORY_COUNTER_KIND_UNKNOWN = 0,
- /**
- * Number of bytes transfered from host to device
- */
- CUPTI_ACTIVITY_UNIFIED_MEMORY_COUNTER_KIND_BYTES_TRANSFER_HTOD = 1,
- /**
- * Number of bytes transfered from device to host
- */
- CUPTI_ACTIVITY_UNIFIED_MEMORY_COUNTER_KIND_BYTES_TRANSFER_DTOH = 2,
- /**
- * Number of CPU page faults
- */
- CUPTI_ACTIVITY_UNIFIED_MEMORY_COUNTER_KIND_CPU_PAGE_FAULT_COUNT = 3,
-
- CUPTI_ACTIVITY_UNIFIED_MEMORY_COUNTER_KIND_COUNT,
- CUPTI_ACTIVITY_UNIFIED_MEMORY_COUNTER_KIND_FORCE_INT = 0x7fffffff
-} CUpti_ActivityUnifiedMemoryCounterKind;
-
-/**
- * \brief SASS instruction classification.
- *
- * The sass instruction are broadly divided into different class. Each enum represents a classification.
- */
-typedef enum {
- /**
- * The instruction class is not known.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_UNKNOWN = 0,
- /**
- * Represents a 32 bit floating point operation.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_FP_32 = 1,
- /**
- * Represents a 64 bit floating point operation.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_FP_64 = 2,
- /**
- * Represents an integer operation.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_INTEGER = 3,
- /**
- * Represents a bit conversion operation.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_BIT_CONVERSION = 4,
- /**
- * Represents a control flow instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_CONTROL_FLOW = 5,
- /**
- * Represents a global load-store instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_GLOBAL = 6,
- /**
- * Represents a shared load-store instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_SHARED = 7,
- /**
- * Represents a local load-store instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_LOCAL = 8,
- /**
- * Represents a generic load-store instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_GENERIC = 9,
- /**
- * Represents a surface load-store instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_SURFACE = 10,
- /**
- * Represents a constant load instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_CONSTANT = 11,
- /**
- * Represents a texture load-store instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_TEXTURE = 12,
- /**
- * Represents a global atomic instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_GLOBAL_ATOMIC = 13,
- /**
- * Represents a shared atomic instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_SHARED_ATOMIC = 14,
- /**
- * Represents a surface atomic instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_SURFACE_ATOMIC = 15,
- /**
- * Represents a inter-thread communication instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_INTER_THREAD_COMMUNICATION = 16,
- /**
- * Represents a barrier instruction.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_BARRIER = 17,
- /**
- * Represents some miscellaneous instructions which do not fit in the above classification.
- */
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_MISCELLANEOUS = 18,
-
- CUPTI_ACTIVITY_INSTRUCTION_CLASS_KIND_FORCE_INT = 0x7fffffff
-} CUpti_ActivityInstructionClass;
-
-/**
- * The source-locator ID that indicates an unknown source
- * location. There is not an actual CUpti_ActivitySourceLocator object
- * corresponding to this value.
- */
-#define CUPTI_SOURCE_LOCATOR_ID_UNKNOWN 0
-
-/**
- * An invalid/unknown correlation ID. A correlation ID of this value
- * indicates that there is no correlation for the activity record.
- */
-#define CUPTI_CORRELATION_ID_UNKNOWN 0
-
-/**
- * An invalid/unknown grid ID.
- */
-#define CUPTI_GRID_ID_UNKNOWN 0LL
-
-/**
- * An invalid/unknown timestamp for a start, end, queued, submitted,
- * or completed time.
- */
-#define CUPTI_TIMESTAMP_UNKNOWN 0LL
-
-/**
- * An invalid/unknown process id.
- */
-#define CUPTI_AUTO_BOOST_INVALID_CLIENT_PID 0
-
-START_PACKED_ALIGNMENT
-/**
- * \brief Unified Memory counters configuration structure
- *
- * This structure controls the enable/disable of the various
- * Unified Memory counters consisting of scope, kind and other parameters.
- * See function /ref cuptiActivityConfigureUnifiedMemoryCounter
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * Unified Memory counter Counter scope
- */
- CUpti_ActivityUnifiedMemoryCounterScope scope;
-
- /**
- * Unified Memory counter Counter kind
- */
- CUpti_ActivityUnifiedMemoryCounterKind kind;
-
- /**
- * Device id of the traget device. This is relevant only
- * for single device scopes.
- */
- uint32_t deviceId;
-
- /**
- * Control to enable/disable the counter. To enable the counter
- * set it to non-zero value while disable is indicated by zero.
- */
- uint32_t enable;
-} CUpti_ActivityUnifiedMemoryCounterConfig;
-
-/**
- * \brief Device auto boost state structure
- *
- * This structure defines auto boost state for a device.
- * See function /ref cuptiGetAutoBoostState
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * Returned auto boost state. 1 is returned in case auto boost is enabled, 0
- * otherwise
- */
- uint32_t enabled;
-
- /**
- * Id of process that has set the current boost state. The value will be
- * CUPTI_AUTO_BOOST_INVALID_CLIENT_PID if the user does not have the
- * permission to query process ids or there is an error in querying the
- * process id.
- */
- uint32_t pid;
-
-} CUpti_ActivityAutoBoostState;
-
-/**
- * \brief The base activity record.
- *
- * The activity API uses a CUpti_Activity as a generic representation
- * for any activity. The 'kind' field is used to determine the
- * specific activity kind, and from that the CUpti_Activity object can
- * be cast to the specific activity record type appropriate for that kind.
- *
- * Note that all activity record types are padded and aligned to
- * ensure that each member of the record is naturally aligned.
- *
- * \see CUpti_ActivityKind
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The kind of this activity.
- */
- CUpti_ActivityKind kind;
-} CUpti_Activity;
-
-/**
- * \brief The activity record for memory copies.
- *
- * This activity record represents a memory copy
- * (CUPTI_ACTIVITY_KIND_MEMCPY).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_MEMCPY.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The kind of the memory copy, stored as a byte to reduce record
- * size. \see CUpti_ActivityMemcpyKind
- */
- /*CUpti_ActivityMemcpyKind*/ uint8_t copyKind;
-
- /**
- * The source memory kind read by the memory copy, stored as a byte
- * to reduce record size. \see CUpti_ActivityMemoryKind
- */
- /*CUpti_ActivityMemoryKind*/ uint8_t srcKind;
-
- /**
- * The destination memory kind read by the memory copy, stored as a
- * byte to reduce record size. \see CUpti_ActivityMemoryKind
- */
- /*CUpti_ActivityMemoryKind*/ uint8_t dstKind;
-
- /**
- * The flags associated with the memory copy. \see CUpti_ActivityFlag
- */
- uint8_t flags;
-
- /**
- * The number of bytes transferred by the memory copy.
- */
- uint64_t bytes;
-
- /**
- * The start timestamp for the memory copy, in ns. A value of 0 for
- * both the start and end timestamps indicates that timestamp
- * information could not be collected for the memory copy.
- */
- uint64_t start;
-
- /**
- * The end timestamp for the memory copy, in ns. A value of 0 for
- * both the start and end timestamps indicates that timestamp
- * information could not be collected for the memory copy.
- */
- uint64_t end;
-
- /**
- * The ID of the device where the memory copy is occurring.
- */
- uint32_t deviceId;
-
- /**
- * The ID of the context where the memory copy is occurring.
- */
- uint32_t contextId;
-
- /**
- * The ID of the stream where the memory copy is occurring.
- */
- uint32_t streamId;
-
- /**
- * The correlation ID of the memory copy. Each memory copy is
- * assigned a unique correlation ID that is identical to the
- * correlation ID in the driver API activity record that launched
- * the memory copy.
- */
- uint32_t correlationId;
-
- /**
- * The runtime correlation ID of the memory copy. Each memory copy
- * is assigned a unique runtime correlation ID that is identical to
- * the correlation ID in the runtime API activity record that
- * launched the memory copy.
- */
- uint32_t runtimeCorrelationId;
-
-#ifdef CUPTILP64
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-#endif
-
- /**
- * Undefined. Reserved for internal use.
- */
- void *reserved0;
-} CUpti_ActivityMemcpy;
-
-/**
- * \brief The activity record for peer-to-peer memory copies.
- *
- * This activity record represents a peer-to-peer memory copy
- * (CUPTI_ACTIVITY_KIND_MEMCPY2).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_MEMCPY2.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The kind of the memory copy, stored as a byte to reduce record
- * size. \see CUpti_ActivityMemcpyKind
- */
- uint8_t copyKind;
-
- /**
- * The source memory kind read by the memory copy, stored as a byte
- * to reduce record size. \see CUpti_ActivityMemoryKind
- */
- uint8_t srcKind;
-
- /**
- * The destination memory kind read by the memory copy, stored as a
- * byte to reduce record size. \see CUpti_ActivityMemoryKind
- */
- uint8_t dstKind;
-
- /**
- * The flags associated with the memory copy. \see
- * CUpti_ActivityFlag
- */
- uint8_t flags;
-
- /**
- * The number of bytes transferred by the memory copy.
- */
- uint64_t bytes;
-
- /**
- * The start timestamp for the memory copy, in ns. A value of 0 for
- * both the start and end timestamps indicates that timestamp
- * information could not be collected for the memory copy.
- */
- uint64_t start;
-
- /**
- * The end timestamp for the memory copy, in ns. A value of 0 for
- * both the start and end timestamps indicates that timestamp
- * information could not be collected for the memory copy.
- */
- uint64_t end;
-
- /**
- * The ID of the device where the memory copy is occurring.
- */
- uint32_t deviceId;
-
- /**
- * The ID of the context where the memory copy is occurring.
- */
- uint32_t contextId;
-
- /**
- * The ID of the stream where the memory copy is occurring.
- */
- uint32_t streamId;
-
- /**
- * The ID of the device where memory is being copied from.
- */
- uint32_t srcDeviceId;
-
- /**
- * The ID of the context owning the memory being copied from.
- */
- uint32_t srcContextId;
-
- /**
- * The ID of the device where memory is being copied to.
- */
- uint32_t dstDeviceId;
-
- /**
- * The ID of the context owning the memory being copied to.
- */
- uint32_t dstContextId;
-
- /**
- * The correlation ID of the memory copy. Each memory copy is
- * assigned a unique correlation ID that is identical to the
- * correlation ID in the driver and runtime API activity record that
- * launched the memory copy.
- */
- uint32_t correlationId;
-
-#ifndef CUPTILP64
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-#endif
-
- /**
- * Undefined. Reserved for internal use.
- */
- void *reserved0;
-} CUpti_ActivityMemcpy2;
-
-/**
- * \brief The activity record for memset.
- *
- * This activity record represents a memory set operation
- * (CUPTI_ACTIVITY_KIND_MEMSET).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_MEMSET.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The value being assigned to memory by the memory set.
- */
- uint32_t value;
-
- /**
- * The number of bytes being set by the memory set.
- */
- uint64_t bytes;
-
- /**
- * The start timestamp for the memory set, in ns. A value of 0 for
- * both the start and end timestamps indicates that timestamp
- * information could not be collected for the memory set.
- */
- uint64_t start;
-
- /**
- * The end timestamp for the memory set, in ns. A value of 0 for
- * both the start and end timestamps indicates that timestamp
- * information could not be collected for the memory set.
- */
- uint64_t end;
-
- /**
- * The ID of the device where the memory set is occurring.
- */
- uint32_t deviceId;
-
- /**
- * The ID of the context where the memory set is occurring.
- */
- uint32_t contextId;
-
- /**
- * The ID of the stream where the memory set is occurring.
- */
- uint32_t streamId;
-
- /**
- * The correlation ID of the memory set. Each memory set is assigned
- * a unique correlation ID that is identical to the correlation ID
- * in the driver API activity record that launched the memory set.
- */
- uint32_t correlationId;
-
- /**
- * The runtime correlation ID of the memory set. Each memory set
- * is assigned a unique runtime correlation ID that is identical to
- * the correlation ID in the runtime API activity record that
- * launched the memory set.
- */
- uint32_t runtimeCorrelationId;
-
-#ifdef CUPTILP64
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-#endif
-
- /**
- * Undefined. Reserved for internal use.
- */
- void *reserved0;
-} CUpti_ActivityMemset;
-
-/**
- * \brief The activity record for kernel. (deprecated)
- *
- * This activity record represents a kernel execution
- * (CUPTI_ACTIVITY_KIND_KERNEL and
- * CUPTI_ACTIVITY_KIND_CONCURRENT_KERNEL) but is no longer generated
- * by CUPTI. Kernel activities are now reported using the
- * CUpti_ActivityKernel2 activity record.
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_KERNEL
- * or CUPTI_ACTIVITY_KIND_CONCURRENT_KERNEL.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The cache configuration requested by the kernel. The value is one
- * of the CUfunc_cache enumeration values from cuda.h.
- */
- uint8_t cacheConfigRequested;
-
- /**
- * The cache configuration used for the kernel. The value is one of
- * the CUfunc_cache enumeration values from cuda.h.
- */
- uint8_t cacheConfigExecuted;
-
- /**
- * The number of registers required for each thread executing the
- * kernel.
- */
- uint16_t registersPerThread;
-
- /**
- * The start timestamp for the kernel execution, in ns. A value of 0
- * for both the start and end timestamps indicates that timestamp
- * information could not be collected for the kernel.
- */
- uint64_t start;
-
- /**
- * The end timestamp for the kernel execution, in ns. A value of 0
- * for both the start and end timestamps indicates that timestamp
- * information could not be collected for the kernel.
- */
- uint64_t end;
-
- /**
- * The ID of the device where the kernel is executing.
- */
- uint32_t deviceId;
-
- /**
- * The ID of the context where the kernel is executing.
- */
- uint32_t contextId;
-
- /**
- * The ID of the stream where the kernel is executing.
- */
- uint32_t streamId;
-
- /**
- * The X-dimension grid size for the kernel.
- */
- int32_t gridX;
-
- /**
- * The Y-dimension grid size for the kernel.
- */
- int32_t gridY;
-
- /**
- * The Z-dimension grid size for the kernel.
- */
- int32_t gridZ;
-
- /**
- * The X-dimension block size for the kernel.
- */
- int32_t blockX;
-
- /**
- * The Y-dimension block size for the kernel.
- */
- int32_t blockY;
-
- /**
- * The Z-dimension grid size for the kernel.
- */
- int32_t blockZ;
-
- /**
- * The static shared memory allocated for the kernel, in bytes.
- */
- int32_t staticSharedMemory;
-
- /**
- * The dynamic shared memory reserved for the kernel, in bytes.
- */
- int32_t dynamicSharedMemory;
-
- /**
- * The amount of local memory reserved for each thread, in bytes.
- */
- uint32_t localMemoryPerThread;
-
- /**
- * The total amount of local memory reserved for the kernel, in
- * bytes.
- */
- uint32_t localMemoryTotal;
-
- /**
- * The correlation ID of the kernel. Each kernel execution is
- * assigned a unique correlation ID that is identical to the
- * correlation ID in the driver API activity record that launched
- * the kernel.
- */
- uint32_t correlationId;
-
- /**
- * The runtime correlation ID of the kernel. Each kernel execution
- * is assigned a unique runtime correlation ID that is identical to
- * the correlation ID in the runtime API activity record that
- * launched the kernel.
- */
- uint32_t runtimeCorrelationId;
-
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-
- /**
- * The name of the kernel. This name is shared across all activity
- * records representing the same kernel, and so should not be
- * modified.
- */
- const char *name;
-
- /**
- * Undefined. Reserved for internal use.
- */
- void *reserved0;
-} CUpti_ActivityKernel;
-
-/**
- * \brief The activity record for a kernel (CUDA 5.5 onwards).
- *
- * This activity record represents a kernel execution
- * (CUPTI_ACTIVITY_KIND_KERNEL and
- * CUPTI_ACTIVITY_KIND_CONCURRENT_KERNEL).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_KERNEL or
- * CUPTI_ACTIVITY_KIND_CONCURRENT_KERNEL.
- */
- CUpti_ActivityKind kind;
-
- union {
- uint8_t both;
- struct {
- /**
- * The cache configuration requested by the kernel. The value is one
- * of the CUfunc_cache enumeration values from cuda.h.
- */
- uint8_t requested:4;
- /**
- * The cache configuration used for the kernel. The value is one of
- * the CUfunc_cache enumeration values from cuda.h.
- */
- uint8_t executed:4;
- } config;
- } cacheConfig;
-
- /**
- * The shared memory configuration used for the kernel. The value is one of
- * the CUsharedconfig enumeration values from cuda.h.
- */
- uint8_t sharedMemoryConfig;
-
- /**
- * The number of registers required for each thread executing the
- * kernel.
- */
- uint16_t registersPerThread;
-
- /**
- * The start timestamp for the kernel execution, in ns. A value of 0
- * for both the start and end timestamps indicates that timestamp
- * information could not be collected for the kernel.
- */
- uint64_t start;
-
- /**
- * The end timestamp for the kernel execution, in ns. A value of 0
- * for both the start and end timestamps indicates that timestamp
- * information could not be collected for the kernel.
- */
- uint64_t end;
-
- /**
- * The completed timestamp for the kernel execution, in ns. It
- * represents the completion of all it's child kernels and the
- * kernel itself. A value of CUPTI_TIMESTAMP_UNKNOWN indicates that
- * the completion time is unknown.
- */
- uint64_t completed;
-
- /**
- * The ID of the device where the kernel is executing.
- */
- uint32_t deviceId;
-
- /**
- * The ID of the context where the kernel is executing.
- */
- uint32_t contextId;
-
- /**
- * The ID of the stream where the kernel is executing.
- */
- uint32_t streamId;
-
- /**
- * The X-dimension grid size for the kernel.
- */
- int32_t gridX;
-
- /**
- * The Y-dimension grid size for the kernel.
- */
- int32_t gridY;
-
- /**
- * The Z-dimension grid size for the kernel.
- */
- int32_t gridZ;
-
- /**
- * The X-dimension block size for the kernel.
- */
- int32_t blockX;
-
- /**
- * The Y-dimension block size for the kernel.
- */
- int32_t blockY;
-
- /**
- * The Z-dimension grid size for the kernel.
- */
- int32_t blockZ;
-
- /**
- * The static shared memory allocated for the kernel, in bytes.
- */
- int32_t staticSharedMemory;
-
- /**
- * The dynamic shared memory reserved for the kernel, in bytes.
- */
- int32_t dynamicSharedMemory;
-
- /**
- * The amount of local memory reserved for each thread, in bytes.
- */
- uint32_t localMemoryPerThread;
-
- /**
- * The total amount of local memory reserved for the kernel, in
- * bytes.
- */
- uint32_t localMemoryTotal;
-
- /**
- * The correlation ID of the kernel. Each kernel execution is
- * assigned a unique correlation ID that is identical to the
- * correlation ID in the driver or runtime API activity record that
- * launched the kernel.
- */
- uint32_t correlationId;
-
- /**
- * The grid ID of the kernel. Each kernel is assigned a unique
- * grid ID at runtime.
- */
- int64_t gridId;
-
- /**
- * The name of the kernel. This name is shared across all activity
- * records representing the same kernel, and so should not be
- * modified.
- */
- const char *name;
-
- /**
- * Undefined. Reserved for internal use.
- */
- void *reserved0;
-} CUpti_ActivityKernel2;
-
-/**
- * \brief The activity record for CDP (CUDA Dynamic Parallelism)
- * kernel.
- *
- * This activity record represents a CDP kernel execution.
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_CDP_KERNEL
- */
- CUpti_ActivityKind kind;
-
- union {
- uint8_t both;
- struct {
- /**
- * The cache configuration requested by the kernel. The value is one
- * of the CUfunc_cache enumeration values from cuda.h.
- */
- uint8_t requested:4;
- /**
- * The cache configuration used for the kernel. The value is one of
- * the CUfunc_cache enumeration values from cuda.h.
- */
- uint8_t executed:4;
- } config;
- } cacheConfig;
-
- /**
- * The shared memory configuration used for the kernel. The value is one of
- * the CUsharedconfig enumeration values from cuda.h.
- */
- uint8_t sharedMemoryConfig;
-
- /**
- * The number of registers required for each thread executing the
- * kernel.
- */
- uint16_t registersPerThread;
-
- /**
- * The start timestamp for the kernel execution, in ns. A value of 0
- * for both the start and end timestamps indicates that timestamp
- * information could not be collected for the kernel.
- */
- uint64_t start;
-
- /**
- * The end timestamp for the kernel execution, in ns. A value of 0
- * for both the start and end timestamps indicates that timestamp
- * information could not be collected for the kernel.
- */
- uint64_t end;
-
- /**
- * The ID of the device where the kernel is executing.
- */
- uint32_t deviceId;
-
- /**
- * The ID of the context where the kernel is executing.
- */
- uint32_t contextId;
-
- /**
- * The ID of the stream where the kernel is executing.
- */
- uint32_t streamId;
-
- /**
- * The X-dimension grid size for the kernel.
- */
- int32_t gridX;
-
- /**
- * The Y-dimension grid size for the kernel.
- */
- int32_t gridY;
-
- /**
- * The Z-dimension grid size for the kernel.
- */
- int32_t gridZ;
-
- /**
- * The X-dimension block size for the kernel.
- */
- int32_t blockX;
-
- /**
- * The Y-dimension block size for the kernel.
- */
- int32_t blockY;
-
- /**
- * The Z-dimension grid size for the kernel.
- */
- int32_t blockZ;
-
- /**
- * The static shared memory allocated for the kernel, in bytes.
- */
- int32_t staticSharedMemory;
-
- /**
- * The dynamic shared memory reserved for the kernel, in bytes.
- */
- int32_t dynamicSharedMemory;
-
- /**
- * The amount of local memory reserved for each thread, in bytes.
- */
- uint32_t localMemoryPerThread;
-
- /**
- * The total amount of local memory reserved for the kernel, in
- * bytes.
- */
- uint32_t localMemoryTotal;
-
- /**
- * The correlation ID of the kernel. Each kernel execution is
- * assigned a unique correlation ID that is identical to the
- * correlation ID in the driver API activity record that launched
- * the kernel.
- */
- uint32_t correlationId;
-
- /**
- * The grid ID of the kernel. Each kernel execution
- * is assigned a unique grid ID.
- */
- int64_t gridId;
-
- /**
- * The grid ID of the parent kernel.
- */
- int64_t parentGridId;
-
- /**
- * The timestamp when kernel is queued up, in ns. A value of
- * CUPTI_TIMESTAMP_UNKNOWN indicates that the queued time is
- * unknown.
- */
- uint64_t queued;
-
- /**
- * The timestamp when kernel is submitted to the gpu, in ns. A value
- * of CUPTI_TIMESTAMP_UNKNOWN indicates that the submission time is
- * unknown.
- */
- uint64_t submitted;
-
- /**
- * The timestamp when kernel is marked as completed, in ns. A value
- * of CUPTI_TIMESTAMP_UNKNOWN indicates that the completion time is
- * unknown.
- */
- uint64_t completed;
-
- /**
- * The X-dimension of the parent block.
- */
- uint32_t parentBlockX;
-
- /**
- * The Y-dimension of the parent block.
- */
- uint32_t parentBlockY;
-
- /**
- * The Z-dimension of the parent block.
- */
- uint32_t parentBlockZ;
-
-#ifdef CUPTILP64
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-#endif
-
- /**
- * The name of the kernel. This name is shared across all activity
- * records representing the same kernel, and so should not be
- * modified.
- */
- const char *name;
-} CUpti_ActivityCdpKernel;
-
-/**
- * \brief The activity record for a preemption of a CDP kernel.
- *
- * This activity record represents a preemption of a CDP kernel.
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_PREEMPTION
- */
- CUpti_ActivityKind kind;
-
- /**
- * kind of the preemption
- */
- CUpti_ActivityPreemptionKind preemptionKind;
-
- /**
- * The timestamp of the preemption, in ns. A value of 0 indicates
- * that timestamp information could not be collected for the
- * preemption.
- */
- uint64_t timestamp;
-
- /**
- * The grid-id of the block that is preempted
- */
- int64_t gridId;
-
- /**
- * The X-dimension of the block that is preempted
- */
- uint32_t blockX;
-
- /**
- * The Y-dimension of the block that is preempted
- */
- uint32_t blockY;
-
- /**
- * The Z-dimension of the block that is preempted
- */
- uint32_t blockZ;
-
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-} CUpti_ActivityPreemption;
-
-/**
- * \brief The activity record for a driver or runtime API invocation.
- *
- * This activity record represents an invocation of a driver or
- * runtime API (CUPTI_ACTIVITY_KIND_DRIVER and
- * CUPTI_ACTIVITY_KIND_RUNTIME).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_DRIVER or
- * CUPTI_ACTIVITY_KIND_RUNTIME.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The ID of the driver or runtime function.
- */
- CUpti_CallbackId cbid;
-
- /**
- * The start timestamp for the function, in ns. A value of 0 for
- * both the start and end timestamps indicates that timestamp
- * information could not be collected for the function.
- */
- uint64_t start;
-
- /**
- * The end timestamp for the function, in ns. A value of 0 for both
- * the start and end timestamps indicates that timestamp information
- * could not be collected for the function.
- */
- uint64_t end;
-
- /**
- * The ID of the process where the driver or runtime CUDA function
- * is executing.
- */
- uint32_t processId;
-
- /**
- * The ID of the thread where the driver or runtime CUDA function is
- * executing.
- */
- uint32_t threadId;
-
- /**
- * The correlation ID of the driver or runtime CUDA function. Each
- * function invocation is assigned a unique correlation ID that is
- * identical to the correlation ID in the memcpy, memset, or kernel
- * activity record that is associated with this function.
- */
- uint32_t correlationId;
-
- /**
- * The return value for the function. For a CUDA driver function
- * with will be a CUresult value, and for a CUDA runtime function
- * this will be a cudaError_t value.
- */
- uint32_t returnValue;
-} CUpti_ActivityAPI;
-
-/**
- * \brief The activity record for a CUPTI event.
- *
- * This activity record represents a CUPTI event value
- * (CUPTI_ACTIVITY_KIND_EVENT). This activity record kind is not
- * produced by the activity API but is included for completeness and
- * ease-of-use. Profile frameworks built on top of CUPTI that collect
- * event data may choose to use this type to store the collected event
- * data.
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_EVENT.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The event ID.
- */
- CUpti_EventID id;
-
- /**
- * The event value.
- */
- uint64_t value;
-
- /**
- * The event domain ID.
- */
- CUpti_EventDomainID domain;
-
- /**
- * The correlation ID of the event. Use of this ID is user-defined,
- * but typically this ID value will equal the correlation ID of the
- * kernel for which the event was gathered.
- */
- uint32_t correlationId;
-} CUpti_ActivityEvent;
-
-/**
- * \brief The activity record for a CUPTI event with instance
- * information.
- *
- * This activity record represents the a CUPTI event value for a
- * specific event domain instance
- * (CUPTI_ACTIVITY_KIND_EVENT_INSTANCE). This activity record kind is
- * not produced by the activity API but is included for completeness
- * and ease-of-use. Profile frameworks built on top of CUPTI that
- * collect event data may choose to use this type to store the
- * collected event data. This activity record should be used when
- * event domain instance information needs to be associated with the
- * event.
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be
- * CUPTI_ACTIVITY_KIND_EVENT_INSTANCE.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The event ID.
- */
- CUpti_EventID id;
-
- /**
- * The event domain ID.
- */
- CUpti_EventDomainID domain;
-
- /**
- * The event domain instance.
- */
- uint32_t instance;
-
- /**
- * The event value.
- */
- uint64_t value;
-
- /**
- * The correlation ID of the event. Use of this ID is user-defined,
- * but typically this ID value will equal the correlation ID of the
- * kernel for which the event was gathered.
- */
- uint32_t correlationId;
-
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-} CUpti_ActivityEventInstance;
-
-/**
- * \brief The activity record for a CUPTI metric.
- *
- * This activity record represents the collection of a CUPTI metric
- * value (CUPTI_ACTIVITY_KIND_METRIC). This activity record kind is not
- * produced by the activity API but is included for completeness and
- * ease-of-use. Profile frameworks built on top of CUPTI that collect
- * metric data may choose to use this type to store the collected metric
- * data.
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_METRIC.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The metric ID.
- */
- CUpti_MetricID id;
-
- /**
- * The metric value.
- */
- CUpti_MetricValue value;
-
- /**
- * The correlation ID of the metric. Use of this ID is user-defined,
- * but typically this ID value will equal the correlation ID of the
- * kernel for which the metric was gathered.
- */
- uint32_t correlationId;
-
- /**
- * The properties of this metric. \see CUpti_ActivityFlag
- */
- uint8_t flags;
-
- /**
- * Undefined. Reserved for internal use.
- */
- uint8_t pad[3];
-} CUpti_ActivityMetric;
-
-/**
- * \brief The activity record for a CUPTI metric with instance
- * information. This activity record represents a CUPTI metric value
- * for a specific metric domain instance
- * (CUPTI_ACTIVITY_KIND_METRIC_INSTANCE). This activity record kind
- * is not produced by the activity API but is included for
- * completeness and ease-of-use. Profile frameworks built on top of
- * CUPTI that collect metric data may choose to use this type to store
- * the collected metric data. This activity record should be used when
- * metric domain instance information needs to be associated with the
- * metric.
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be
- * CUPTI_ACTIVITY_KIND_METRIC_INSTANCE.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The metric ID.
- */
- CUpti_MetricID id;
-
- /**
- * The metric value.
- */
- CUpti_MetricValue value;
-
- /**
- * The metric domain instance.
- */
- uint32_t instance;
-
- /**
- * The correlation ID of the metric. Use of this ID is user-defined,
- * but typically this ID value will equal the correlation ID of the
- * kernel for which the metric was gathered.
- */
- uint32_t correlationId;
-
- /**
- * The properties of this metric. \see CUpti_ActivityFlag
- */
- uint8_t flags;
-
- /**
- * Undefined. Reserved for internal use.
- */
- uint8_t pad[7];
-} CUpti_ActivityMetricInstance;
-
-/**
- * \brief The activity record for source locator.
- *
- * This activity record represents a source locator
- * (CUPTI_ACTIVITY_KIND_SOURCE_LOCATOR).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_SOURCE_LOCATOR.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The ID for the source path, will be used in all the source level
- * results.
- */
- uint32_t id;
-
- /**
- * The line number in the source .
- */
- uint32_t lineNumber;
-
-#ifdef CUPTILP64
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-#endif
-
- /**
- * The path for the file.
- */
- const char *fileName;
-} CUpti_ActivitySourceLocator;
-
-/**
- * \brief The activity record for source-level global
- * access. (deprecated)
- *
- * This activity records the locations of the global
- * accesses in the source (CUPTI_ACTIVITY_KIND_GLOBAL_ACCESS).
- * Global access activities are now reported using the
- * CUpti_ActivityGlobalAccess2 activity record.
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_GLOBAL_ACCESS.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The properties of this global access.
- */
- CUpti_ActivityFlag flags;
-
- /**
- * The ID for source locator.
- */
- uint32_t sourceLocatorId;
-
- /**
- * The correlation ID of the kernel to which this result is associated.
- */
- uint32_t correlationId;
-
- /**
- * The pc offset for the access.
- */
- uint32_t pcOffset;
-
- /**
- * The number of times this instruction was executed
- */
- uint32_t executed;
-
- /**
- * This increments each time when this instruction is executed by number
- * of threads that executed this instruction with predicate and condition code evaluating to true.
- */
- uint64_t threadsExecuted;
-
- /**
- * The total number of 32 bytes transactions to L2 cache generated by this access
- */
- uint64_t l2_transactions;
-} CUpti_ActivityGlobalAccess;
-
-/**
- * \brief The activity record for source-level global
- * access.
- *
- * This activity records the locations of the global
- * accesses in the source (CUPTI_ACTIVITY_KIND_GLOBAL_ACCESS).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_GLOBAL_ACCESS.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The properties of this global access.
- */
- CUpti_ActivityFlag flags;
-
- /**
- * The ID for source locator.
- */
- uint32_t sourceLocatorId;
-
- /**
- * The correlation ID of the kernel to which this result is associated.
- */
- uint32_t correlationId;
-
- /**
- * Correlation ID with global/device function name
- */
- uint32_t functionId;
-
- /**
- * The pc offset for the access.
- */
- uint32_t pcOffset;
-
- /**
- * This increments each time when this instruction is executed by number
- * of threads that executed this instruction with predicate and condition code evaluating to true.
- */
- uint64_t threadsExecuted;
-
- /**
- * The total number of 32 bytes transactions to L2 cache generated by this access
- */
- uint64_t l2_transactions;
-
- /**
- * The minimum number of L2 transactions possible based on the access pattern.
- */
- uint64_t theoreticalL2Transactions;
-
- /**
- * The number of times this instruction was executed
- */
- uint32_t executed;
-
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-} CUpti_ActivityGlobalAccess2;
-
-/**
- * \brief The activity record for source level result
- * branch. (deprecated)
- *
- * This activity record the locations of the branches in the
- * source (CUPTI_ACTIVITY_KIND_BRANCH).
- * Branch activities are now reported using the
- * CUpti_ActivityBranch2 activity record.
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_BRANCH.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The ID for source locator.
- */
- uint32_t sourceLocatorId;
-
- /**
- * The correlation ID of the kernel to which this result is associated.
- */
- uint32_t correlationId;
-
- /**
- * The pc offset for the branch.
- */
- uint32_t pcOffset;
-
- /**
- * The number of times this branch was executed
- */
- uint32_t executed;
-
- /**
- * Number of times this branch diverged
- */
- uint32_t diverged;
-
- /**
- * This increments each time when this instruction is executed by number
- * of threads that executed this instruction
- */
- uint64_t threadsExecuted;
-} CUpti_ActivityBranch;
-
-/**
- * \brief The activity record for source level result
- * branch.
- *
- * This activity record the locations of the branches in the
- * source (CUPTI_ACTIVITY_KIND_BRANCH).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_BRANCH.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The ID for source locator.
- */
- uint32_t sourceLocatorId;
-
- /**
- * The correlation ID of the kernel to which this result is associated.
- */
- uint32_t correlationId;
-
- /**
- * Correlation ID with global/device function name
- */
- uint32_t functionId;
-
- /**
- * The pc offset for the branch.
- */
- uint32_t pcOffset;
-
- /**
- * Number of times this branch diverged
- */
- uint32_t diverged;
-
- /**
- * This increments each time when this instruction is executed by number
- * of threads that executed this instruction
- */
- uint64_t threadsExecuted;
-
- /**
- * The number of times this branch was executed
- */
- uint32_t executed;
-
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-} CUpti_ActivityBranch2;
-
-/**
- * \brief The activity record for a device.
- *
- * This activity record represents information about a GPU device
- * (CUPTI_ACTIVITY_KIND_DEVICE).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_DEVICE.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The flags associated with the device. \see CUpti_ActivityFlag
- */
- CUpti_ActivityFlag flags;
-
- /**
- * The global memory bandwidth available on the device, in
- * kBytes/sec.
- */
- uint64_t globalMemoryBandwidth;
-
- /**
- * The amount of global memory on the device, in bytes.
- */
- uint64_t globalMemorySize;
-
- /**
- * The amount of constant memory on the device, in bytes.
- */
- uint32_t constantMemorySize;
-
- /**
- * The size of the L2 cache on the device, in bytes.
- */
- uint32_t l2CacheSize;
-
- /**
- * The number of threads per warp on the device.
- */
- uint32_t numThreadsPerWarp;
-
- /**
- * The core clock rate of the device, in kHz.
- */
- uint32_t coreClockRate;
-
- /**
- * Number of memory copy engines on the device.
- */
- uint32_t numMemcpyEngines;
-
- /**
- * Number of multiprocessors on the device.
- */
- uint32_t numMultiprocessors;
-
- /**
- * The maximum "instructions per cycle" possible on each device
- * multiprocessor.
- */
- uint32_t maxIPC;
-
- /**
- * Maximum number of warps that can be present on a multiprocessor
- * at any given time.
- */
- uint32_t maxWarpsPerMultiprocessor;
-
- /**
- * Maximum number of blocks that can be present on a multiprocessor
- * at any given time.
- */
- uint32_t maxBlocksPerMultiprocessor;
-
- /**
- * Maximum number of registers that can be allocated to a block.
- */
- uint32_t maxRegistersPerBlock;
-
- /**
- * Maximum amount of shared memory that can be assigned to a block,
- * in bytes.
- */
- uint32_t maxSharedMemoryPerBlock;
-
- /**
- * Maximum number of threads allowed in a block.
- */
- uint32_t maxThreadsPerBlock;
-
- /**
- * Maximum allowed X dimension for a block.
- */
- uint32_t maxBlockDimX;
-
- /**
- * Maximum allowed Y dimension for a block.
- */
- uint32_t maxBlockDimY;
-
- /**
- * Maximum allowed Z dimension for a block.
- */
- uint32_t maxBlockDimZ;
-
- /**
- * Maximum allowed X dimension for a grid.
- */
- uint32_t maxGridDimX;
-
- /**
- * Maximum allowed Y dimension for a grid.
- */
- uint32_t maxGridDimY;
-
- /**
- * Maximum allowed Z dimension for a grid.
- */
- uint32_t maxGridDimZ;
-
- /**
- * Compute capability for the device, major number.
- */
- uint32_t computeCapabilityMajor;
-
- /**
- * Compute capability for the device, minor number.
- */
- uint32_t computeCapabilityMinor;
-
- /**
- * The device ID.
- */
- uint32_t id;
-
-#ifdef CUPTILP64
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-#endif
-
- /**
- * The device name. This name is shared across all activity records
- * representing instances of the device, and so should not be
- * modified.
- */
- const char *name;
-} CUpti_ActivityDevice;
-
-/**
- * \brief The activity record for a device attribute.
- *
- * This activity record represents information about a GPU device:
- * either a CUpti_DeviceAttribute or CUdevice_attribute value
- * (CUPTI_ACTIVITY_KIND_DEVICE_ATTRIBUTE).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be
- * CUPTI_ACTIVITY_KIND_DEVICE_ATTRIBUTE.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The flags associated with the device. \see CUpti_ActivityFlag
- */
- CUpti_ActivityFlag flags;
-
- /**
- * The ID of the device that this attribute applies to.
- */
- uint32_t deviceId;
-
- /**
- * The attribute, either a CUpti_DeviceAttribute or
- * CUdevice_attribute. Flag
- * CUPTI_ACTIVITY_FLAG_DEVICE_ATTRIBUTE_CUDEVICE is used to indicate
- * what kind of attribute this is. If
- * CUPTI_ACTIVITY_FLAG_DEVICE_ATTRIBUTE_CUDEVICE is 1 then
- * CUdevice_attribute field is value, otherwise
- * CUpti_DeviceAttribute field is valid.
- */
- union {
- CUdevice_attribute cu;
- CUpti_DeviceAttribute cupti;
- } attribute;
-
- /**
- * The value for the attribute. See CUpti_DeviceAttribute and
- * CUdevice_attribute for the type of the value for a given
- * attribute.
- */
- union {
- double vDouble;
- uint32_t vUint32;
- uint64_t vUint64;
- int32_t vInt32;
- int64_t vInt64;
- } value;
-} CUpti_ActivityDeviceAttribute;
-
-/**
- * \brief The activity record for a context.
- *
- * This activity record represents information about a context
- * (CUPTI_ACTIVITY_KIND_CONTEXT).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_CONTEXT.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The context ID.
- */
- uint32_t contextId;
-
- /**
- * The device ID.
- */
- uint32_t deviceId;
-
- /**
- * The compute API kind. \see CUpti_ActivityComputeApiKind
- */
- uint16_t computeApiKind;
-
- /**
- * The ID for the NULL stream in this context
- */
- uint16_t nullStreamId;
-} CUpti_ActivityContext;
-
-/**
- * \brief The activity record providing a name.
- *
- * This activity record provides a name for a device, context, thread,
- * etc. (CUPTI_ACTIVITY_KIND_NAME).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_NAME.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The kind of activity object being named.
- */
- CUpti_ActivityObjectKind objectKind;
-
- /**
- * The identifier for the activity object. 'objectKind' indicates
- * which ID is valid for this record.
- */
- CUpti_ActivityObjectKindId objectId;
-
-#ifdef CUPTILP64
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-#endif
-
- /**
- * The name.
- */
- const char *name;
-
-} CUpti_ActivityName;
-
-/**
- * \brief The activity record providing a marker which is an
- * instantaneous point in time.
- *
- * The marker is specified with a descriptive name and unique id
- * (CUPTI_ACTIVITY_KIND_MARKER).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_MARKER.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The flags associated with the marker. \see CUpti_ActivityFlag
- */
- CUpti_ActivityFlag flags;
-
- /**
- * The timestamp for the marker, in ns. A value of 0 indicates that
- * timestamp information could not be collected for the marker.
- */
- uint64_t timestamp;
-
- /**
- * The marker ID.
- */
- uint32_t id;
-
- /**
- * The kind of activity object associated with this marker.
- */
- CUpti_ActivityObjectKind objectKind;
-
- /**
- * The identifier for the activity object associated with this
- * marker. 'objectKind' indicates which ID is valid for this record.
- */
- CUpti_ActivityObjectKindId objectId;
-
-#ifdef CUPTILP64
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-#endif
-
- /**
- * The marker name for an instantaneous or start marker. This will
- * be NULL for an end marker.
- */
- const char *name;
-
-} CUpti_ActivityMarker;
-
-/**
- * \brief The activity record providing detailed information for a marker.
- *
- * The marker data contains color, payload, and category.
- * (CUPTI_ACTIVITY_KIND_MARKER_DATA).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be
- * CUPTI_ACTIVITY_KIND_MARKER_DATA.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The flags associated with the marker. \see CUpti_ActivityFlag
- */
- CUpti_ActivityFlag flags;
-
- /**
- * The marker ID.
- */
- uint32_t id;
-
- /**
- * Defines the payload format for the value associated with the marker.
- */
- CUpti_MetricValueKind payloadKind;
-
- /**
- * The payload value.
- */
- CUpti_MetricValue payload;
-
- /**
- * The color for the marker.
- */
- uint32_t color;
-
- /**
- * The category for the marker.
- */
- uint32_t category;
-
-} CUpti_ActivityMarkerData;
-
-/**
- * \brief The activity record for CUPTI and driver overheads.
- *
- * This activity record provides CUPTI and driver overhead information
- * (CUPTI_ACTIVITY_OVERHEAD).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_OVERHEAD.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The kind of overhead, CUPTI, DRIVER, COMPILER etc.
- */
- CUpti_ActivityOverheadKind overheadKind;
-
- /**
- * The kind of activity object that the overhead is associated with.
- */
- CUpti_ActivityObjectKind objectKind;
-
- /**
- * The identifier for the activity object. 'objectKind' indicates
- * which ID is valid for this record.
- */
- CUpti_ActivityObjectKindId objectId;
-
- /**
- * The start timestamp for the overhead, in ns. A value of 0 for
- * both the start and end timestamps indicates that timestamp
- * information could not be collected for the overhead.
- */
- uint64_t start;
-
- /**
- * The end timestamp for the overhead, in ns. A value of 0 for both
- * the start and end timestamps indicates that timestamp information
- * could not be collected for the overhead.
- */
- uint64_t end;
-} CUpti_ActivityOverhead;
-
-/**
- * \brief The activity record for CUPTI environmental data.
- *
- * This activity record provides CUPTI environmental data, include
- * power, clocks, and thermals. This information is sampled at
- * various rates and returned in this activity record. The consumer
- * of the record needs to check the environmentKind field to figure
- * out what kind of environmental record this is.
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_ENVIRONMENT.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The ID of the device
- */
- uint32_t deviceId;
-
- /**
- * The timestamp when this sample was retrieved, in ns. A value of 0
- * indicates that timestamp information could not be collected for
- * the marker.
- */
- uint64_t timestamp;
-
- /**
- * The kind of data reported in this record.
- */
- CUpti_ActivityEnvironmentKind environmentKind;
-
- union {
- /**
- * Data returned for CUPTI_ACTIVITY_ENVIRONMENT_SPEED environment
- * kind.
- */
- struct {
- /**
- * The SM frequency in MHz
- */
- uint32_t smClock;
-
- /**
- * The memory frequency in MHz
- */
- uint32_t memoryClock;
-
- /**
- * The PCIe link generation.
- */
- uint32_t pcieLinkGen;
-
- /**
- * The PCIe link width.
- */
- uint32_t pcieLinkWidth;
-
- /**
- * The clocks throttle reasons.
- */
- CUpti_EnvironmentClocksThrottleReason clocksThrottleReasons;
- } speed;
- /**
- * Data returned for CUPTI_ACTIVITY_ENVIRONMENT_TEMPERATURE
- * environment kind.
- */
- struct {
- /**
- * The GPU temperature in degrees C.
- */
- uint32_t gpuTemperature;
- } temperature;
- /**
- * Data returned for CUPTI_ACTIVITY_ENVIRONMENT_POWER environment
- * kind.
- */
- struct {
- /**
- * The power in milliwatts consumed by GPU and associated
- * circuitry.
- */
- uint32_t power;
-
- /**
- * The power in milliwatts that will trigger power management
- * algorithm.
- */
- uint32_t powerLimit;
- } power;
- /**
- * Data returned for CUPTI_ACTIVITY_ENVIRONMENT_COOLING
- * environment kind.
- */
- struct {
- /**
- * The fan speed as percentage of maximum.
- */
- uint32_t fanSpeed;
- } cooling;
- } data;
-} CUpti_ActivityEnvironment;
-
-/**
- * \brief The activity record for source-level sass/source
- * line-by-line correlation.
- *
- * This activity records source level sass/source correlation
- * information.
- * (CUPTI_ACTIVITY_KIND_INSTRUCTION_EXECUTION).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_INSTRUCTION_EXECUTION.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The properties of this instruction execution.
- * Check mask CUPTI_ACTIVITY_FLAG_INSTRUCTION_VALUE_INVALID to determine whether
- * threadsExecuted, notPredOffThreadsExecuted and executed are valid for the instruction.
- * Check mask CUPTI_ACTIVITY_FLAG_INSTRUCTION_CLASS_MASK to identify the instruction class.
- * See \ref CUpti_ActivityInstructionClass.
- */
- CUpti_ActivityFlag flags;
-
- /**
- * The ID for source locator.
- */
- uint32_t sourceLocatorId;
-
- /**
- * The correlation ID of the kernel to which this result is associated.
- */
- uint32_t correlationId;
-
- /**
- * Correlation ID with global/device function name
- */
- uint32_t functionId;
-
- /**
- * The pc offset for the instruction.
- */
- uint32_t pcOffset;
-
- /**
- * This increments each time when this instruction is executed by number
- * of threads that executed this instruction, regardless of predicate or condition code.
- */
- uint64_t threadsExecuted;
-
- /**
- * This increments each time when this instruction is executed by number
- * of threads that executed this instruction with predicate and condition code evaluating to true.
- */
- uint64_t notPredOffThreadsExecuted;
-
- /**
- * The number of times this instruction was executed.
- */
- uint32_t executed;
-
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-} CUpti_ActivityInstructionExecution;
-
-/**
- * \brief The activity record for Unified Memory counters
- *
- * This activity record represents a Unified Memory counter
- * (CUPTI_ACTIVITY_KIND_UNIFIED_MEMORY_COUNTER).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_UNIFIED_MEMORY_COUNTER
- */
- CUpti_ActivityKind kind;
-
- /**
- * The Unified Memory counter kind. See /ref CUpti_ActivityUnifiedMemoryCounterKind
- */
- CUpti_ActivityUnifiedMemoryCounterKind counterKind;
-
- /**
- * Scope of the Unified Memory counter. See /ref CUpti_ActivityUnifiedMemoryCounterScope
- */
- CUpti_ActivityUnifiedMemoryCounterScope scope;
-
- /**
- * The ID of the device involved in the memory transfer operation.
- * It is not relevant if the scope of the counter is global (all devices).
- */
- uint32_t deviceId;
-
- /**
- * Value of the counter
- *
- */
- uint64_t value;
-
- /**
- * The timestamp when this sample was retrieved, in ns. A value of 0
- * indicates that timestamp information could not be collected
- */
- uint64_t timestamp;
-
- /**
- * The ID of the process to which this record belongs to. In case of
- * global scope, processId is undefined.
- */
- uint32_t processId;
-
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-} CUpti_ActivityUnifiedMemoryCounter;
-
-/**
- * \brief The activity record for global/device functions.
- *
- * This activity records function name and corresponding module
- * information.
- * (CUPTI_ACTIVITY_KIND_FUNCTION).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_FUNCTION.
- */
- CUpti_ActivityKind kind;
-
- /**
- * ID to uniquely identify the record
- */
- uint32_t id;
-
- /**
- * The ID of the context where the function is launched.
- */
- uint32_t contextId;
-
- /**
- * The module ID in which this global/device function is present.
- */
- uint32_t moduleId;
-
- /**
- * The function's unique symbol index in the module.
- */
- uint32_t functionIndex;
-
-#ifdef CUPTILP64
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-#endif
-
- /**
- * The name of the function. This name is shared across all activity
- * records representing the same kernel, and so should not be
- * modified.
- */
- const char *name;
-} CUpti_ActivityFunction;
-
-/**
- * \brief The activity record for a CUDA module.
- *
- * This activity record represents a CUDA module
- * (CUPTI_ACTIVITY_KIND_MODULE). This activity record kind is not
- * produced by the activity API but is included for completeness and
- * ease-of-use. Profile frameworks built on top of CUPTI that collect
- * module data from the module callback may choose to use this type to
- * store the collected module data.
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_MODULE.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The ID of the context where the module is loaded.
- */
- uint32_t contextId;
-
- /**
- * The module ID.
- */
- uint32_t id;
-
- /**
- * The cubin size.
- */
- uint32_t cubinSize;
-
-#ifndef CUPTILP64
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-#endif
-
- /**
- * The pointer to cubin.
- */
- const void *cubin;
-} CUpti_ActivityModule;
-
-/**
- * \brief The activity record for source-level shared
- * access.
- *
- * This activity records the locations of the shared
- * accesses in the source
- * (CUPTI_ACTIVITY_KIND_SHARED_ACCESS).
- */
-typedef struct PACKED_ALIGNMENT {
- /**
- * The activity record kind, must be CUPTI_ACTIVITY_KIND_SHARED_ACCESS.
- */
- CUpti_ActivityKind kind;
-
- /**
- * The properties of this shared access.
- */
- CUpti_ActivityFlag flags;
-
- /**
- * The ID for source locator.
- */
- uint32_t sourceLocatorId;
-
- /**
- * The correlation ID of the kernel to which this result is associated.
- */
- uint32_t correlationId;
-
- /**
- * Correlation ID with global/device function name
- */
- uint32_t functionId;
-
- /**
- * The pc offset for the access.
- */
- uint32_t pcOffset;
-
- /**
- * This increments each time when this instruction is executed by number
- * of threads that executed this instruction with predicate and condition code evaluating to true.
- */
- uint64_t threadsExecuted;
-
- /**
- * The total number of shared memory transactions generated by this access
- */
- uint64_t sharedTransactions;
-
- /**
- * The minimum number of shared memory transactions possible based on the access pattern.
- */
- uint64_t theoreticalSharedTransactions;
-
- /**
- * The number of times this instruction was executed
- */
- uint32_t executed;
-
- /**
- * Undefined. Reserved for internal use.
- */
- uint32_t pad;
-} CUpti_ActivitySharedAccess;
-
-END_PACKED_ALIGNMENT
-
-/**
- * \brief Activity attributes.
- *
- * These attributes are used to control the behavior of the activity
- * API.
- */
-typedef enum {
- /**
- * The device memory size (in bytes) reserved for storing profiling
- * data for non-CDP operations for each buffer on a context. The
- * value is a size_t.
- *
- * Having larger buffer size means less flush operations but
- * consumes more device memory. Having smaller buffer size
- * increases the risk of dropping timestamps for kernel records
- * if too many kernels are launched/replayed at one time. This
- * value only applies to new buffer allocations.
- *
- * Set this value before initializing CUDA or before creating a
- * context to ensure it is considered for the following allocations.
- *
- * The default value is 4194304 (4MB).
- *
- * Note: The actual amount of device memory per buffer reserved by
- * CUPTI might be larger.
- */
- CUPTI_ACTIVITY_ATTR_DEVICE_BUFFER_SIZE = 0,
- /**
- * The device memory size (in bytes) reserved for storing profiling
- * data for CDP operations for each buffer on a context. The
- * value is a size_t.
- *
- * Having larger buffer size means less flush operations but
- * consumes more device memory. This value only applies to new
- * allocations.
- *
- * Set this value before initializing CUDA or before creating a
- * context to ensure it is considered for the following allocations.
- *
- * The default value is 8388608 (8MB).
- *
- * Note: The actual amount of device memory per context reserved by
- * CUPTI might be larger.
- */
- CUPTI_ACTIVITY_ATTR_DEVICE_BUFFER_SIZE_CDP = 1,
- /**
- * The maximum number of memory buffers per context. The value is
- * a size_t.
- *
- * Buffers can be reused by the context. Increasing this value
- * reduces the times CUPTI needs to flush the buffers. Setting this
- * value will not modify the number of memory buffers currently
- * stored.
- *
- * Set this value before initializing CUDA to ensure the limit is
- * not exceeded.
- *
- * The default value is 4.
- */
- CUPTI_ACTIVITY_ATTR_DEVICE_BUFFER_POOL_LIMIT = 2,
-
- CUPTI_ACTIVITY_ATTR_DEVICE_BUFFER_FORCE_INT = 0x7fffffff
-} CUpti_ActivityAttribute;
-
-/**
- * \brief Get the CUPTI timestamp.
- *
- * Returns a timestamp normalized to correspond with the start and end
- * timestamps reported in the CUPTI activity records. The timestamp is
- * reported in nanoseconds.
- *
- * \param timestamp Returns the CUPTI timestamp
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_INVALID_PARAMETER if \p timestamp is NULL
- */
-CUptiResult CUPTIAPI cuptiGetTimestamp(uint64_t *timestamp);
-
-/**
- * \brief Get the ID of a context.
- *
- * Get the ID of a context.
- *
- * \param context The context
- * \param contextId Returns a process-unique ID for the context
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_INVALID_CONTEXT The context is NULL or not valid.
- * \retval CUPTI_ERROR_INVALID_PARAMETER if \p contextId is NULL
- */
-CUptiResult CUPTIAPI cuptiGetContextId(CUcontext context, uint32_t *contextId);
-
-/**
- * \brief Get the ID of a stream.
- *
- * Get the ID of a stream. The stream ID is unique within a context
- * (i.e. all streams within a context will have unique stream
- * IDs).
- *
- * \param context If non-NULL then the stream is checked to ensure
- * that it belongs to this context. Typically this parameter should be
- * null.
- * \param stream The stream
- * \param streamId Returns a context-unique ID for the stream
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_INVALID_STREAM if unable to get stream ID, or
- * if \p context is non-NULL and \p stream does not belong to the
- * context
- * \retval CUPTI_ERROR_INVALID_PARAMETER if \p streamId is NULL
- *
- * \see cuptiActivityEnqueueBuffer
- * \see cuptiActivityDequeueBuffer
- */
-CUptiResult CUPTIAPI cuptiGetStreamId(CUcontext context, CUstream stream, uint32_t *streamId);
-
-/**
- * \brief Get the ID of a device
- *
- * If \p context is NULL, returns the ID of the device that contains
- * the currently active context. If \p context is non-NULL, returns
- * the ID of the device which contains that context. Operates in a
- * similar manner to cudaGetDevice() or cuCtxGetDevice() but may be
- * called from within callback functions.
- *
- * \param context The context, or NULL to indicate the current context.
- * \param deviceId Returns the ID of the device that is current for
- * the calling thread.
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_INVALID_DEVICE if unable to get device ID
- * \retval CUPTI_ERROR_INVALID_PARAMETER if \p deviceId is NULL
- */
-CUptiResult CUPTIAPI cuptiGetDeviceId(CUcontext context, uint32_t *deviceId);
-
-/**
- * \brief Enable collection of a specific kind of activity record.
- *
- * Enable collection of a specific kind of activity record. Multiple
- * kinds can be enabled by calling this function multiple times. By
- * default all activity kinds are disabled for collection.
- *
- * \param kind The kind of activity record to collect
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_NOT_COMPATIBLE if the activity kind cannot be enabled
- * \retval CUPTI_ERROR_INVALID_KIND if the activity kind is not supported
- */
-CUptiResult CUPTIAPI cuptiActivityEnable(CUpti_ActivityKind kind);
-
-/**
- * \brief Disable collection of a specific kind of activity record.
- *
- * Disable collection of a specific kind of activity record. Multiple
- * kinds can be disabled by calling this function multiple times. By
- * default all activity kinds are disabled for collection.
- *
- * \param kind The kind of activity record to stop collecting
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_INVALID_KIND if the activity kind is not supported
- */
-CUptiResult CUPTIAPI cuptiActivityDisable(CUpti_ActivityKind kind);
-
-/**
- * \brief Enable collection of a specific kind of activity record for
- * a context.
- *
- * Enable collection of a specific kind of activity record for a
- * context. This setting done by this API will supersede the global
- * settings for activity records enabled by \ref cuptiActivityEnable.
- * Multiple kinds can be enabled by calling this function multiple
- * times.
- *
- * \param context The context for which activity is to be enabled
- * \param kind The kind of activity record to collect
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_NOT_COMPATIBLE if the activity kind cannot be enabled
- * \retval CUPTI_ERROR_INVALID_KIND if the activity kind is not supported
- */
-CUptiResult CUPTIAPI cuptiActivityEnableContext(CUcontext context, CUpti_ActivityKind kind);
-
-/**
- * \brief Disable collection of a specific kind of activity record for
- * a context.
- *
- * Disable collection of a specific kind of activity record for a context.
- * This setting done by this API will supersede the global settings
- * for activity records.
- * Multiple kinds can be enabled by calling this function multiple times.
- *
- * \param context The context for which activity is to be disabled
- * \param kind The kind of activity record to stop collecting
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_INVALID_KIND if the activity kind is not supported
- */
-CUptiResult CUPTIAPI cuptiActivityDisableContext(CUcontext context, CUpti_ActivityKind kind);
-
-/**
- * \brief Get the number of activity records that were dropped of
- * insufficient buffer space.
- *
- * Get the number of records that were dropped because of insufficient
- * buffer space. The dropped count includes records that could not be
- * recorded because CUPTI did not have activity buffer space available
- * for the record (because the CUpti_BuffersCallbackRequestFunc
- * callback did not return an empty buffer of sufficient size) and
- * also CDP records that could not be record because the device-size
- * buffer was full (size is controlled by the
- * CUPTI_ACTIVITY_ATTR_DEVICE_BUFFER_SIZE_CDP attribute). The dropped
- * count maintained for the queue is reset to zero when this function
- * is called.
- *
- * \param context The context, or NULL to get dropped count from global queue
- * \param streamId The stream ID
- * \param dropped The number of records that were dropped since the last call
- * to this function.
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_INVALID_PARAMETER if \p dropped is NULL
- */
-CUptiResult CUPTIAPI cuptiActivityGetNumDroppedRecords(CUcontext context, uint32_t streamId,
- size_t *dropped);
-
-/**
- * \brief Iterate over the activity records in a buffer.
- *
- * This is a helper function to iterate over the activity records in a
- * buffer. A buffer of activity records is typically obtained by
- * using the cuptiActivityDequeueBuffer() function or by receiving a
- * CUpti_BuffersCallbackCompleteFunc callback.
- *
- * An example of typical usage:
- * \code
- * CUpti_Activity *record = NULL;
- * CUptiResult status = CUPTI_SUCCESS;
- * do {
- * status = cuptiActivityGetNextRecord(buffer, validSize, &record);
- * if(status == CUPTI_SUCCESS) {
- * // Use record here...
- * }
- * else if (status == CUPTI_ERROR_MAX_LIMIT_REACHED)
- * break;
- * else {
- * goto Error;
- * }
- * } while (1);
- * \endcode
- *
- * \param buffer The buffer containing activity records
- * \param record Inputs the previous record returned by
- * cuptiActivityGetNextRecord and returns the next activity record
- * from the buffer. If input value is NULL, returns the first activity
- * record in the buffer. Records of kind CUPTI_ACTIVITY_KIND_CONCURRENT_KERNEL
- * may contain invalid (0) timestamps, indicating that no timing information could
- * be collected for lack of device memory.
- * \param validBufferSizeBytes The number of valid bytes in the buffer.
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_MAX_LIMIT_REACHED if no more records in the buffer
- * \retval CUPTI_ERROR_INVALID_PARAMETER if \p buffer is NULL.
- */
-CUptiResult CUPTIAPI cuptiActivityGetNextRecord(uint8_t* buffer, size_t validBufferSizeBytes,
- CUpti_Activity **record);
-
-/**
- * \brief Function type for callback used by CUPTI to request an empty
- * buffer for storing activity records.
- *
- * This callback function signals the CUPTI client that an activity
- * buffer is needed by CUPTI. The activity buffer is used by CUPTI to
- * store activity records. The callback function can decline the
- * request by setting \p *buffer to NULL. In this case CUPTI may drop
- * activity records.
- *
- * \param buffer Returns the new buffer. If set to NULL then no buffer
- * is returned.
- * \param size Returns the size of the returned buffer.
- * \param maxNumRecords Returns the maximum number of records that
- * should be placed in the buffer. If 0 then the buffer is filled with
- * as many records as possible. If > 0 the buffer is filled with at
- * most that many records before it is returned.
- */
-typedef void (CUPTIAPI *CUpti_BuffersCallbackRequestFunc)(
- uint8_t **buffer,
- size_t *size,
- size_t *maxNumRecords);
-
-/**
- * \brief Function type for callback used by CUPTI to return a buffer
- * of activity records.
- *
- * This callback function returns to the CUPTI client a buffer
- * containing activity records. The buffer contains \p validSize
- * bytes of activity records which should be read using
- * cuptiActivityGetNextRecord. The number of dropped records can be
- * read using cuptiActivityGetNumDroppedRecords. After this call CUPTI
- * relinquished ownership of the buffer and will not use it
- * anymore. The client may return the buffer to CUPTI using the
- * CUpti_BuffersCallbackRequestFunc callback.
- * Note: CUDA 6.0 onwards, all buffers returned by this callback are
- * global buffers i.e. there is no context/stream specific buffer.
- * User needs to parse the global buffer to extract the context/stream
- * specific activity records.
- *
- * \param context The context this buffer is associated with. If NULL, the
- * buffer is associated with the global activities. This field is deprecated
- * as of CUDA 6.0 and will always be NULL.
- * \param streamId The stream id this buffer is associated with.
- * This field is deprecated as of CUDA 6.0 and will always be NULL.
- * \param buffer The activity record buffer.
- * \param size The total size of the buffer in bytes as set in
- * CUpti_BuffersCallbackRequestFunc.
- * \param validSize The number of valid bytes in the buffer.
- */
-typedef void (CUPTIAPI *CUpti_BuffersCallbackCompleteFunc)(
- CUcontext context,
- uint32_t streamId,
- uint8_t *buffer,
- size_t size,
- size_t validSize);
-
-/**
- * \brief Registers callback functions with CUPTI for activity buffer
- * handling.
- *
- * This function registers two callback functions to be used in asynchronous
- * buffer handling. If registered, activity record buffers are handled using
- * asynchronous requested/completed callbacks from CUPTI.
- *
- * Registering these callbacks prevents the client from using CUPTI's
- * blocking enqueue/dequeue functions.
- *
- * \param funcBufferRequested callback which is invoked when an empty
- * buffer is requested by CUPTI
- * \param funcBufferCompleted callback which is invoked when a buffer
- * containing activity records is available from CUPTI
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_INVALID_PARAMETER if either \p
- * funcBufferRequested or \p funcBufferCompleted is NULL
- */
-CUptiResult CUPTIAPI cuptiActivityRegisterCallbacks(CUpti_BuffersCallbackRequestFunc funcBufferRequested,
- CUpti_BuffersCallbackCompleteFunc funcBufferCompleted);
-
-/**
- * \brief Wait for all activity records are delivered via the
- * completion callback.
- *
- * This function does not return until all activity records associated
- * with the specified context/stream are returned to the CUPTI client
- * using the callback registered in cuptiActivityRegisterCallbacks. To
- * ensure that all activity records are complete, the requested
- * stream(s), if any, are synchronized.
- *
- * If \p context is NULL, the global activity records (i.e. those not
- * associated with a particular stream) are flushed (in this case no
- * streams are synchonized). If \p context is a valid CUcontext and
- * \p streamId is 0, the buffers of all streams of this context are
- * flushed. Otherwise, the buffers of the specified stream in this
- * context is flushed.
- *
- * Before calling this function, the buffer handling callback api
- * must be activated by calling cuptiActivityRegisterCallbacks.
- *
- * \param context A valid CUcontext or NULL.
- * \param streamId The stream ID.
- * \param flag The flag can be set to indicate a forced flush. See CUpti_ActivityFlag
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_CUPTI_ERROR_INVALID_OPERATION if not preceeded
- * by a successful call to cuptiActivityRegisterCallbacks
- * \retval CUPTI_ERROR_UNKNOWN an internal error occurred
- *
- * **DEPRECATED** This method is deprecated
- * CONTEXT and STREAMID will be ignored. Use cuptiActivityFlushAll
- * to flush all data.
- */
-CUptiResult CUPTIAPI cuptiActivityFlush(CUcontext context, uint32_t streamId, uint32_t flag);
-
-/**
- * \brief Wait for all activity records are delivered via the
- * completion callback.
- *
- * This function does not return until all activity records associated
- * with all contexts/streams (and the global buffers not associated
- * with any stream) are returned to the CUPTI client using the
- * callback registered in cuptiActivityRegisterCallbacks. To ensure
- * that all activity records are complete, the requested stream(s), if
- * any, are synchronized.
- *
- * Before calling this function, the buffer handling callback api must
- * be activated by calling cuptiActivityRegisterCallbacks.
- *
- * \param flag The flag can be set to indicate a forced flush. See CUpti_ActivityFlag
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_INVALID_OPERATION if not preceeded by a
- * successful call to cuptiActivityRegisterCallbacks
- * \retval CUPTI_ERROR_UNKNOWN an internal error occurred
- */
-CUptiResult CUPTIAPI cuptiActivityFlushAll(uint32_t flag);
-
-/**
- * \brief Read an activity API attribute.
- *
- * Read an activity API attribute and return it in \p *value.
- *
- * \param attr The attribute to read
- * \param valueSize Size of buffer pointed by the value, and
- * returns the number of bytes written to \p value
- * \param value Returns the value of the attribute
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_INVALID_PARAMETER if \p valueSize or \p value is NULL, or
- * if \p attr is not an activity attribute
- * \retval CUPTI_ERROR_PARAMETER_SIZE_NOT_SUFFICIENT Indicates that
- * the \p value buffer is too small to hold the attribute value.
- */
-CUptiResult CUPTIAPI cuptiActivityGetAttribute(CUpti_ActivityAttribute attr,
- size_t *valueSize, void* value);
-
-/**
- * \brief Write an activity API attribute.
- *
- * Write an activity API attribute.
- *
- * \param attr The attribute to write
- * \param valueSize The size, in bytes, of the value
- * \param value The attribute value to write
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_INVALID_PARAMETER if \p valueSize or \p value is NULL, or
- * if \p attr is not an activity attribute
- * \retval CUPTI_ERROR_PARAMETER_SIZE_NOT_SUFFICIENT Indicates that
- * the \p value buffer is too small to hold the attribute value.
- */
-CUptiResult CUPTIAPI cuptiActivitySetAttribute(CUpti_ActivityAttribute attr,
- size_t *valueSize, void* value);
-
-
-/**
- * \brief Set Unified Memory Counter configuration.
- *
- * \param config A pointer to \ref CUpti_ActivityUnifiedMemoryCounterConfig structures
- * containing Unified Memory counter configuration.
- * \param count Number of Unified Memory counter configuration structures
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_NOT_INITIALIZED
- * \retval CUPTI_ERROR_INVALID_PARAMETER if \p config is NULL or
- * any parameter in the \p config structures is not a valid value
- * \retval CUPTI_ERROR_NOT_SUPPORTED Indicates that the system/device
- * does not support the unified memory counters
- */
-CUptiResult CUPTIAPI cuptiActivityConfigureUnifiedMemoryCounter(CUpti_ActivityUnifiedMemoryCounterConfig *config, uint32_t count);
-
-/**
- * \brief Get auto boost state
- *
- * The profiling results can be inconsistent in case auto boost is enabled.
- * CUPTI tries to disable auto boost while profiling. It can fail to disable in
- * cases where user does not have the permissions or CUDA_AUTO_BOOST env
- * variable is set. The function can be used to query whether auto boost is
- * enabled.
- *
- * \param context A valid CUcontext.
- * \param state A pointer to \ref CUpti_ActivityAutoBoostState structure which
- * contains the current state and the id of the process that has requested the
- * current state
- *
- * \retval CUPTI_SUCCESS
- * \retval CUPTI_ERROR_INVALID_PARAMETER if \p CUcontext or \p state is NULL
- * \retval CUPTI_ERROR_NOT_SUPPORTED Indicates that the device does not support auto boost
- * \retval CUPTI_ERROR_UNKNOWN an internal error occurred
- */
-CUptiResult CUPTIAPI cuptiGetAutoBoostState(CUcontext context, CUpti_ActivityAutoBoostState *state);
-
-/** @} */ /* END CUPTI_ACTIVITY_API */
-
-#if defined(__cplusplus)
-}
-#endif
-
-#endif /*_CUPTI_ACTIVITY_H_*/
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