Ammar ELWazir
cafeaadb8c
* Update and rename rocprofiler.h to rocprofiler.h.in
- Removing Service IDs
- Fixing agent_id to be agent
* [0/N] New rocprofiler headers
- created rocprofiler/defines.h
- ppdef macros
- created rocprofiler/hip.h
- HIP specific types
- created rocprofiler/hsa.h
- HSA specific types
- created rocprofiler/marker.h
- Marker (ROCTx) specific types
- create version.h.in
- file containing version info
- updated source/lib/rocprofiler/CMakeLists.txt
- set DEFINE_SYMBOL
- compile defs provided by rocprofiler::rocprofiler-headers
* [1/N] Update rocprofiler.h
- pragma once
- removed some ppdefs (in version.h.in and defines.h)
- extern "C" after includes
- added *_NONE and *_LAST enum values to all enums
- provided some rocprofiler_status_t enums
- tweaked rocprofiler_agent_type_t enum fields
- tweaked rocprofiler_agent_info_t enum fields
- provided rocprofiler_tracer_activity_domain_t
- added missing rocprofiler_counter_instance_id_t typedef
- may not be correct
- provided rocprofiler_record_header_t struct
- provided rocprofiler_record_tracer_t struct
- add ROCPROFILER_NONNULL attribute where appropriate
- CMakeLists.txt: add subdirectories for hsa, hip, and marker
- defines.h: remove ROCPROFILER_CALL ppdef
- rocprofiler.h
- ROCPROFILER_STATUS_ERROR_NOT_IMPLEMENTED
- extend rocprofiler_agent_t
- modify rocprofiler_query_available_agents signature to callback
- rocprofiler_pc_sampling_config_array_t
- update rocprofiler_buffer_callback_t to include context id
- update rocprofiler_create_buffer to accept context
- rocprofiler_plugin.h
- non-const rocprofiler_record_header_t**
* [2/N] Update include/rocprofiler/rocprofiler_plugin.h
- change prototype of rocprofiler_plugin_write_buffer_records to resemble rocprofiler_buffer_callback_t
* [3/N] Update include/rocprofiler/hsa
- Update hsa.h
- Details in hsa subfolder
* [4/N] Update include/rocprofiler/hip
- Update hip.h
- Details in hip subfolder
* [5/N] Update include/rocprofiler/marker
- Update marker.h
- Details in marker subfolder
* [6/N] Update samples/pc_sampling
- fix issues with macros
- fix API changes
---------
Co-authored-by: Jonathan Madsen <jrmadsen@users.noreply.github.com>
[ROCm/rocprofiler-sdk commit: 39b209c2a7]
62 строки
2.6 KiB
C++
62 строки
2.6 KiB
C++
// Vladimir: The example of using Host-trap PC sampling exclusively on the system with single MI200.
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// If any of the rocprofiler calls returns status fail, we simply stop the application.
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#include <rocprofiler/rocprofiler.h>
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#include "common.h"
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int
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main(int /*argc*/, char** /*argv*/)
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{
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rocprofiler_status_t status;
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// creating a context
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rocprofiler_context_id_t context_id;
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ROCPROFILER_CALL(rocprofiler_create_context(&context_id), "Cannot create context\n");
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rocprofiler_agent_t gpu_agent = find_first_gpu_agent();
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// creating a buffer that will hold pc sampling information
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rocprofiler_buffer_policy_t drop_buffer_action = ROCPROFILER_BUFFER_POLICY_DISCARD;
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rocprofiler_buffer_id_t buffer_id;
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ROCPROFILER_CALL(rocprofiler_create_buffer(context_id,
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BUFFER_SIZE_BYTES,
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WATERMARK,
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drop_buffer_action,
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rocprofiler_pc_sampling_callback,
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nullptr,
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&buffer_id),
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"Cannot create pc sampling buffer");
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// PC sampling service configuration
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rocprofiler_pc_sampling_method_t sampling_method = ROCPROFILER_PC_SAMPLING_METHOD_HOST_TRAP;
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rocprofiler_pc_sampling_unit_t sampling_unit = ROCPROFILER_PC_SAMPLING_UNIT_TIME;
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// What units are we using for time? ms, micro secs, ns?
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uint64_t interval = 1000; // I assumed micro secs, so this should be 1ms
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// Instantiating the PC sampling service
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ROCPROFILER_CALL(
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rocprofiler_configure_pc_sampling_service(
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context_id, gpu_agent, sampling_method, sampling_unit, interval, buffer_id),
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"Cannot create PC sampling service");
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// Vladimir: Is this the place of retrying if someone already created the
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// configuration and the previous call fails?
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// Starting the context that should trigger PC sampling?
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ROCPROFILER_CALL(rocprofiler_start_context(context_id), "Cannot start PC sampling context");
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// Running the applicaiton
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run_HIP_app();
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// Stop the context that should stop PC sampling?
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ROCPROFILER_CALL(rocprofiler_stop_context(context_id), "Cannot start PC sampling context");
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// Explicit buffer flush, before destroying it
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ROCPROFILER_CALL(rocprofiler_flush_buffer(buffer_id), "Cannot destroy buffer");
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// Destroying the buffer
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ROCPROFILER_CALL(rocprofiler_destroy_buffer(buffer_id), "Cannot destroy buffer");
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// Vladimir: Do we need to destroy context or a service?
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return 0;
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}
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