88 خطوط
2.4 KiB
C
88 خطوط
2.4 KiB
C
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/*
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* Copyright 2024 NVIDIA Corporation. All rights reserved.
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*
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* Licensed under the Apache License v2.0 with LLVM Exceptions.
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* See https://llvm.org/LICENSE.txt for license information.
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* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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*/
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/**
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* NVTX semantic headers require nvToolsExtPayload.h to be included beforehand.
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*/
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#ifndef NVTX_SEMANTIC_ID_COUNTERS_V1
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#define NVTX_SEMANTIC_ID_COUNTERS_V1 2
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/**
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* Flags to extend the semantics of counters.
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*/
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#define NVTX_COUNTERS_FLAGS_NONE 0
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/**
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* Convert the fixed point value to a normalized floating point value.
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* Unsigned [0f : 1f] or signed [-1f : 1f] is determined by the underlying type
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* this flag is applied to.
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*/
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#define NVTX_COUNTERS_FLAG_NORMALIZE (1 << 1)
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/**
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* Visual tools should apply scale and limits when graphing.
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*/
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#define NVTX_COUNTERS_FLAG_LIMIT_MIN (1 << 2)
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#define NVTX_COUNTERS_FLAG_LIMIT_MAX (1 << 3)
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#define NVTX_COUNTERS_FLAG_LIMITS \
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(NVTX_COUNTERS_FLAG_LIMIT_MIN | NVTX_COUNTERS_FLAG_LIMIT_MAX)
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/**
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* Counter time scopes.
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*/
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#define NVTX_COUNTERS_FLAG_TIMESCOPE_POINT (1 << 5)
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#define NVTX_COUNTERS_FLAG_TIMESCOPE_SINCE_LAST (2 << 5)
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#define NVTX_COUNTERS_FLAG_TIMESCOPE_UNTIL_NEXT (3 << 5)
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#define NVTX_COUNTERS_FLAG_TIMESCOPE_SINCE_START (4 << 5)
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/**
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* Counter value types.
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*/
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#define NVTX_COUNTERS_FLAG_VALUETYPE_ABSOLUTE (1 << 10)
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/** Delta to previous value of same counter type. */
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#define NVTX_COUNTERS_FLAG_VALUETYPE_DELTA (2 << 10)
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/**
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* Datatypes for the `limits` union.
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*/
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#define NVTX_COUNTERS_LIMIT_I64 0
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#define NVTX_COUNTERS_LIMIT_U64 1
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#define NVTX_COUNTERS_LIMIT_F64 2
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/**
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*\brief Specify counter semantics.
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*/
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typedef struct nvtxSemanticsCounter_v1 {
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/** Header of the semantic extensions (with identifier, version, etc.). */
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struct nvtxSemanticsHeader_v1 header;
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/** Flags to provide more context about the counter value. */
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uint64_t flags;
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/** Unit of the counter value (case-insensitive). */
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const char* unit;
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/** Should be 1 if not used. */
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uint64_t unitScaleNumerator;
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/** Should be 1 if not used. */
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uint64_t unitScaleDenominator;
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/** Determines the used union member. Use defines `NVTX_COUNTER_LIMIT_*`. */
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int64_t limitType;
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/** Graph limits {minimum, maximum}. */
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union limits_t {
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int64_t i64[2];
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uint64_t u64[2];
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double d[2];
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} limits;
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} nvtxSemanticsCounter_t;
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#endif /* NVTX_SEMANTIC_ID_COUNTERS_V1 */
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