aclnnInplaceBitwiseAndScalar
aclnnInplaceAdd
接口原型
每个算子有两段接口,必须先调用“aclnnXxxGetWorkspaceSize”接口获取入参并根据计算流程计算所需workspace大小,再调用“aclnnXxx”接口执行计算。两段式接口如下:
- **第一段接口:**aclnnStatus aclnnInplaceAddGetWorkspaceSize(const aclTensor *selfRef, const aclTensor *other, const aclScalar *alpha, uint64_t *workspaceSize, aclOpExecutor **executor)
- **第二段接口:**aclnnStatus aclnnInplaceAdd(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, aclrtStream stream)
功能描述
-
算子功能:完成张量之间的加法计算。
-
计算公式:
aclnnInplaceAddGetWorkspaceSize
-
接口定义:
aclnnStatus aclnnInplaceAddGetWorkspaceSize(const aclTensor *selfRef, const aclTensor *other, const aclScalar *alpha, uint64_t *workspaceSize, aclOpExecutor **executor)
-
参数说明:
- selfRef(aclTensor*, 计算输入|计算输出):公式中的selfRef,数据类型支持FLOAT、FLOAT16、DOUBLE、INT32、INT64、INT16、INT8、UINT8、BOOL、BFLOAT16(仅Atlas A2训练系列产品支持),数据类型与other的数据类型需满足数据类型推导规则,且需要是推导之后可转换的数据类型。shape需要与other broadcast后的shape一致。支持非连续的Tensor,数据格式支持ND。
- other(aclTensor*,计算输入):公式中的输入other,数据类型支持FLOAT、FLOAT16、DOUBLE、INT32、INT64、INT16、INT8、UINT8、BOOL、BFLOAT16(仅Atlas A2训练系列产品支持),且数据类型与selfRef的数据类型需满足数据类型推导规则,shape需要与selfRef满足broadcast关系。支持非连续的Tensor,数据格式支持ND。
- alpha(aclScalar*,计算输入):公式中的alpha,数据类型支持FLOAT、FLOAT16、DOUBLE、INT32、INT64、INT16、INT8、UINT8、BOOL、BFLOAT16(仅Atlas A2训练系列产品支持),数据类型需要可转换成selfRef与other推导后的数据类型。
- workspaceSize(uint64_t*, 出参):返回用户需要在Device侧申请的workspace大小。
- executor(aclOpExecutor**, 出参):返回op执行器,包含了算子计算流程。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
:::note 说明 第一段接口完成入参校验,出现以下场景时报错:
- 返回161001(ACLNN_ERR_PARAM_NULLPTR):传入的selfRef、other或alpha是空指针。
- 返回161002(ACLNN_ERR_PARAM_INVALID):
- selfRef和other的数据类型不在支持的范围内。
- selfRef和other不满足数据类型推导规则。
- 推导出的数据类型无法转换为selfRef的类型。
- selfRef和other的shape无法做broadcast。
- broadcast后的shape不等于selfRef的shape。
- alpha无法转换为selfRef和other推导后的数据类型。 :::
aclnnInplaceAdd
-
接口定义:
aclnnStatus aclnnInplaceAdd(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, aclrtStream stream)
-
参数说明:
- workspace(void*, 入参):在Device侧申请的workspace内存起址。
- workspaceSize(uint64_t, 入参):在Device侧申请的workspace大小,由第一段接口aclnnInplaceAddGetWorkspaceSize获取。
- executor(aclOpExecutor*, 入参):op执行器,包含了算子计算流程。
- stream(aclrtStream, 入参):指定执行任务的AscendCL stream流。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
调用示例
#include <iostream>
#include <vector>
#include "acl/acl.h"
#include "aclnnop/aclnn_add.h"
#define CHECK_RET(cond, return_expr) \
do { \
if (!(cond)) { \
return_expr; \
} \
} while (0)
#define LOG_PRINT(message, ...) \
do { \
printf(message, ##__VA_ARGS__); \
} while (0)
int64_t GetShapeSize(const std::vector<int64_t>& shape) {
int64_t shapeSize = 1;
for (auto i : shape) {
shapeSize *= i;
}
return shapeSize;
}
int Init(int32_t deviceId, aclrtContext* context, aclrtStream* stream) {
// 固定写法,AscendCL初始化
auto ret = aclInit(nullptr);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclInit failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetDevice(deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetDevice failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateContext(context, deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetCurrentContext(*context);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetCurrentContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateStream failed. ERROR: %d\n", ret); return ret);
return 0;
}
template <typename T>
int CreateAclTensor(const std::vector<T>& hostData, const std::vector<int64_t>& shape, void** deviceAddr,
aclDataType dataType, aclTensor** tensor) {
auto size = GetShapeSize(shape) * sizeof(T);
// 调用aclrtMalloc申请device侧内存
auto ret = aclrtMalloc(deviceAddr, size, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMalloc failed. ERROR: %d\n", ret); return ret);
// 调用aclrtMemcpy将Host侧数据拷贝到device侧内存上
ret = aclrtMemcpy(*deviceAddr, size, hostData.data(), size, ACL_MEMCPY_HOST_TO_DEVICE);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMemcpy failed. ERROR: %d\n", ret); return ret);
// 计算连续tensor的strides
std::vector<int64_t> strides(shape.size(), 1);
for (int64_t i = shape.size() - 2; i >= 0; i--) {
strides[i] = shape[i + 1] * strides[i + 1];
}
// 调用aclCreateTensor接口创建aclTensor
*tensor = aclCreateTensor(shape.data(), shape.size(), dataType, strides.data(), 0, aclFormat::ACL_FORMAT_ND,
shape.data(), shape.size(), *deviceAddr);
return 0;
}
int main() {
// 1. (固定写法)device/context/stream初始化,参考AscendCL对外接口列表
// 根据自己的实际device填写deviceId
int32_t deviceId = 0;
aclrtContext context;
aclrtStream stream;
auto ret = Init(deviceId, &context, &stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("Init acl failed. ERROR: %d\n", ret); return ret);
// 2. 构造输入与输出,需要根据API的接口自定义构造
std::vector<int64_t> selfShape = {4, 2};
void* selfDeviceAddr = nullptr;
aclTensor* self = nullptr;
aclScalar* other = nullptr;
aclScalar* alpha = nullptr;
std::vector<float> selfHostData = {0, 1, 2, 3, 4, 5, 6, 7};
float otherValue = 2.0f;
float alphaValue = 1.2f;
// 创建self aclTensor
ret = CreateAclTensor(selfHostData, selfShape, &selfDeviceAddr, aclDataType::ACL_FLOAT, &self);
CHECK_RET(ret == ACL_SUCCESS, return ret);
// 创建other aclScalar
other = aclCreateScalar(&otherValue, aclDataType::ACL_FLOAT);
CHECK_RET(other != nullptr, return ret);
// 创建alpha aclScalar
alpha = aclCreateScalar(&alphaValue, aclDataType::ACL_FLOAT);
CHECK_RET(alpha != nullptr, return ret);
// 3. 调用CANN算子库API,需要修改为具体的API名称
uint64_t workspaceSize = 0;
aclOpExecutor* executor;
// 调用aclnnInplaceAdd第一段接口
ret = aclnnInplaceAddGetWorkspaceSize(self, other, alpha, &workspaceSize, &executor);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceAddGetWorkspaceSize failed. ERROR: %d\n", ret); return ret);
// 根据第一段接口计算出的workspaceSize申请device内存
void* workspaceAddr = nullptr;
if (workspaceSize > 0) {
ret = aclrtMalloc(&workspaceAddr, workspaceSize, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("allocate workspace failed. ERROR: %d\n", ret); return ret);
}
// 调用aclnnInplaceAdd第二段接口
ret = aclnnInplaceAdd(workspaceAddr, workspaceSize, executor, stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceAdd failed. ERROR: %d\n", ret); return ret);
// 4. (固定写法)同步等待任务执行结束
ret = aclrtSynchronizeStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSynchronizeStream failed. ERROR: %d\n", ret); return ret);
// 5. 获取输出的值,将device侧内存上的结果拷贝至Host侧,需要根据具体API的接口定义修改
auto size = GetShapeSize(selfShape);
std::vector<float> resultData(size, 0);
ret = aclrtMemcpy(resultData.data(), resultData.size() * sizeof(resultData[0]), selfDeviceAddr,
size * sizeof(resultData[0]), ACL_MEMCPY_DEVICE_TO_HOST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("copy result from device to host failed. ERROR: %d\n", ret); return ret);
for (int64_t i = 0; i < size; i++) {
LOG_PRINT("result[%ld] is: %f\n", i, resultData[i]);
}
// 6. 释放aclTensor和aclScalar,需要根据具体API的接口定义修改
aclDestroyTensor(self);
aclDestroyScalar(other);
aclDestroyScalar(alpha);
return 0;
}
父主题: NN类算子接口
aclnnInplaceAdds
接口原型
每个算子有两段接口,必须先调用“aclnnXxxGetWorkspaceSize”接口获取入参并根据计算流程计算所需workspace大小,再调用“aclnnXxx”接口执行计算。两段式接口如下:
- **第一段接口:**aclnnStatus aclnnInplaceAddsGetWorkspaceSize(const aclTensor *selfRef, const aclScalar *other, const aclScalar *alpha, uint64_t *workspaceSize, aclOpExecutor **executor)
- **第二段接口:**aclnnStatus aclnnInplaceAdds(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, aclrtStream stream)
功能描述
-
算子功能:完成张量与标量间的加法计算。
-
计算公式:
aclnnInplaceAddsGetWorkspaceSize
-
接口定义:
aclnnStatus aclnnInplaceAddsGetWorkspaceSize(const aclTensor *selfRef, const aclScalar *other, const aclScalar *alpha, uint64_t *workspaceSize, aclOpExecutor **executor)
-
参数说明:
- selfRef(aclTensor*, 计算输入|计算输出): 公式中的selfRef,数据类型支持FLOAT、FLOAT16、DOUBLE、INT32、INT64、INT16、INT8、UINT8、BOOL、BFLOAT16(仅Atlas A2训练系列产品支持),数据类型与other的数据类型需满足数据类型推导规则,且需要是推导之后可转换的数据类型。支持非连续的Tensor,数据格式支持ND。
- other(aclScalar*,计算输入): 公式中的输入other,数据类型支持FLOAT、FLOAT16、DOUBLE、INT32、INT64、INT16、INT8、UINT8、BOOL、BFLOAT16(仅Atlas A2训练系列产品支持),且数据类型与selfRef的数据类型需满足数据类型推导规则。
- alpha(aclScalar*, 计算输入):公式中的alpha,数据类型支持FLOAT、FLOAT16、DOUBLE、INT32、INT64、INT16、INT8、UINT8、BOOL、BFLOAT16(仅Atlas A2训练系列产品支持),数据类型需要可转换成selfRef与other推导后的数据类型。
- workspaceSize(uint64_t*, 出参):返回用户需要在Device侧申请的workspace大小。
- executor(aclOpExecutor**, 出参):返回op执行器,包含了算子计算流程。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
:::note 说明 第一段接口完成入参校验,出现以下场景时报错:
- 返回161001(ACLNN_ERR_PARAM_NULLPTR):传入的selfRef、other或alpha是空指针。
- 返回161002(ACLNN_ERR_PARAM_INVALID):
- selfRef的数据类型不在支持的范围内。
- selfRef和other不满足数据类型推导规则。
- 推导出的数据类型无法转换为selfRef的类型。
- alpha无法转换为selfRef和other推导后的数据类型。 :::
aclnnInplaceAdds
-
接口定义:
aclnnStatus aclnnInplaceAdds(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, aclrtStream stream)
-
参数说明:
- workspace(void*, 入参):在Device侧申请的workspace内存起址。
- workspaceSize(uint64_t, 入参):在Device侧申请的workspace大小,由第一段接口aclnnInplaceAddsGetWorkspaceSize获取。
- executor(aclOpExecutor*, 入参):op执行器,包含了算子计算流程。
- stream(aclrtStream, 入参):指定执行任务的AscendCL stream流。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
调用示例
#include <iostream>
#include <vector>
#include "acl/acl.h"
#include "aclnnop/aclnn_add.h"
#define CHECK_RET(cond, return_expr) \
do { \
if (!(cond)) { \
return_expr; \
} \
} while (0)
#define LOG_PRINT(message, ...) \
do { \
printf(message, ##__VA_ARGS__); \
} while (0)
int64_t GetShapeSize(const std::vector<int64_t>& shape) {
int64_t shapeSize = 1;
for (auto i : shape) {
shapeSize *= i;
}
return shapeSize;
}
int Init(int32_t deviceId, aclrtContext* context, aclrtStream* stream) {
// 固定写法,AscendCL初始化
auto ret = aclInit(nullptr);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclInit failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetDevice(deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetDevice failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateContext(context, deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetCurrentContext(*context);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetCurrentContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateStream failed. ERROR: %d\n", ret); return ret);
return 0;
}
template <typename T>
int CreateAclTensor(const std::vector<T>& hostData, const std::vector<int64_t>& shape, void** deviceAddr,
aclDataType dataType, aclTensor** tensor) {
auto size = GetShapeSize(shape) * sizeof(T);
// 调用aclrtMalloc申请device侧内存
auto ret = aclrtMalloc(deviceAddr, size, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMalloc failed. ERROR: %d\n", ret); return ret);
// 调用aclrtMemcpy将Host侧数据拷贝到device侧内存上
ret = aclrtMemcpy(*deviceAddr, size, hostData.data(), size, ACL_MEMCPY_HOST_TO_DEVICE);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMemcpy failed. ERROR: %d\n", ret); return ret);
// 计算连续tensor的strides
std::vector<int64_t> strides(shape.size(), 1);
for (int64_t i = shape.size() - 2; i >= 0; i--) {
strides[i] = shape[i + 1] * strides[i + 1];
}
// 调用aclCreateTensor接口创建aclTensor
*tensor = aclCreateTensor(shape.data(), shape.size(), dataType, strides.data(), 0, aclFormat::ACL_FORMAT_ND,
shape.data(), shape.size(), *deviceAddr);
return 0;
}
int main() {
// 1. (固定写法)device/context/stream初始化,参考AscendCL对外接口列表
// 根据自己的实际device填写deviceId
int32_t deviceId = 0;
aclrtContext context;
aclrtStream stream;
auto ret = Init(deviceId, &context, &stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("Init acl failed. ERROR: %d\n", ret); return ret);
// 2. 构造输入与输出,需要根据API的接口自定义构造
std::vector<int64_t> selfShape = {4, 2};
void* selfDeviceAddr = nullptr;
aclTensor* self = nullptr;
aclScalar* other = nullptr;
aclScalar* alpha = nullptr;
std::vector<float> selfHostData = {0, 1, 2, 3, 4, 5, 6, 7};
float otherValue = 2.0f;
float alphaValue = 1.2f;
// 创建self aclTensor
ret = CreateAclTensor(selfHostData, selfShape, &selfDeviceAddr, aclDataType::ACL_FLOAT, &self);
CHECK_RET(ret == ACL_SUCCESS, return ret);
// 创建other aclScalar
other = aclCreateScalar(&otherValue, aclDataType::ACL_FLOAT);
CHECK_RET(other != nullptr, return ret);
// 创建alpha aclScalar
alpha = aclCreateScalar(&alphaValue, aclDataType::ACL_FLOAT);
CHECK_RET(alpha != nullptr, return ret);
// 3. 调用CANN算子库API,需要修改为具体的API名称
uint64_t workspaceSize = 0;
aclOpExecutor* executor;
// 调用aclnnInplaceAdds第一段接口
ret = aclnnInplaceAddsGetWorkspaceSize(self, other, alpha, &workspaceSize, &executor);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceAddsGetWorkspaceSize failed. ERROR: %d\n", ret); return ret);
// 根据第一段接口计算出的workspaceSize申请device内存
void* workspaceAddr = nullptr;
if (workspaceSize > 0) {
ret = aclrtMalloc(&workspaceAddr, workspaceSize, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("allocate workspace failed. ERROR: %d\n", ret); return ret);
}
// 调用aclnnInplaceAdds第二段接口
ret = aclnnInplaceAdds(workspaceAddr, workspaceSize, executor, stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceAdds failed. ERROR: %d\n", ret); return ret);
// 4. (固定写法)同步等待任务执行结束
ret = aclrtSynchronizeStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSynchronizeStream failed. ERROR: %d\n", ret); return ret);
// 5. 获取输出的值,将device侧内存上的结果拷贝至Host侧,需要根据具体API的接口定义修改
auto size = GetShapeSize(selfShape);
std::vector<float> resultData(size, 0);
ret = aclrtMemcpy(resultData.data(), resultData.size() * sizeof(resultData[0]), selfDeviceAddr,
size * sizeof(resultData[0]), ACL_MEMCPY_DEVICE_TO_HOST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("copy result from device to host failed. ERROR: %d\n", ret); return ret);
for (int64_t i = 0; i < size; i++) {
LOG_PRINT("result[%ld] is: %f\n", i, resultData[i]);
}
// 6. 释放aclTensor和aclScalar,需要根据具体API的接口定义修改
aclDestroyTensor(self);
aclDestroyScalar(other);
aclDestroyScalar(alpha);
return 0;
}
父主题: NN类算子接口
aclnnInplaceAsin
接口原型
每个算子有两段接口,必须先调用“aclnnXxxGetWorkspaceSize”接口获取入参并根据计算流程计算所需workspace大小,再调用“aclnnXxx”接口执行计算。两段式接口如下:
- **第一段接口:**aclnnStatus aclnnInplaceAsinGetWorkspaceSize(aclTensor *selfRef, uint64_t *workspaceSize, aclOpExecutor **executor)
- **第二段接口:**aclnnStatus aclnnInplaceAsin(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, aclrtStream stream)
功能描述
-
算子功能:对输入矩阵的每个元素进行反正弦操作后输出。
-
计算公式:
aclnnInplaceAsinGetWorkspaceSize
-
接口定义:
aclnnStatus aclnnInplaceAsinGetWorkspaceSize(aclTensor *selfRef, uint64_t *workspaceSize, aclOpExecutor **executor)
-
参数说明:
- selfRef(aclTensor*, 计算输入/输出):Device侧的aclTensor,数据类型支持FLOAT16、FLOAT、DOUBLE、BFLOAT16(仅Atlas A2训练系列产品支持)。支持非连续的Tensor,支持空Tensor传入,数据格式支持ND。
- workspaceSize(uint64_t*, 出参):返回用户需要在Device侧申请的workspace大小。
- executor(aclOpExecutor**, 出参):返回op执行器,包含了算子计算流程。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
:::note 说明 第一段接口完成入参校验,出现以下场景时报错:
- 返回161001(ACLNN_ERR_PARAM_NULLPTR):传入的selfRef是空指针。
- 返回161002(ACLNN_ERR_PARAM_INVALID):
- selfRef的数据类型或数据格式不在支持的范围之内。
- selfRef的维度大于8。 :::
aclnnInplaceAsin
-
接口定义:
aclnnStatus aclnnInplaceAsin(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, aclrtStream stream)
-
参数说明:
- workspace:在Device侧申请的workspace内存起址。
- workspaceSize:在Device侧申请的workspace大小,由第一段接口aclnnInplaceAsinGetWorkspaceSize获取。
- executor:op执行器,包含了算子计算流程。
- stream:指定执行任务的AscendCL stream流。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
调用示例
#include <iostream>
#include <vector>
#include "acl/acl.h"
#include "aclnnop/aclnn_asin.h"
#define CHECK_RET(cond, return_expr) \
do { \
if (!(cond)) { \
return_expr; \
} \
} while (0)
#define LOG_PRINT(message, ...) \
do { \
printf(message, ##__VA_ARGS__); \
} while (0)
int64_t GetShapeSize(const std::vector<int64_t>& shape) {
int64_t shapeSize = 1;
for (auto i : shape) {
shapeSize *= i;
}
return shapeSize;
}
int Init(int32_t deviceId, aclrtContext* context, aclrtStream* stream) {
// 固定写法,AscendCL初始化
auto ret = aclInit(nullptr);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclInit failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetDevice(deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetDevice failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateContext(context, deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetCurrentContext(*context);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetCurrentContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateStream failed. ERROR: %d\n", ret); return ret);
return 0;
}
template <typename T>
int CreateAclTensor(const std::vector<T>& hostData, const std::vector<int64_t>& shape, void** deviceAddr,
aclDataType dataType, aclTensor** tensor) {
auto size = GetShapeSize(shape) * sizeof(T);
// 调用aclrtMalloc申请device侧内存
auto ret = aclrtMalloc(deviceAddr, size, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMalloc failed. ERROR: %d\n", ret); return ret);
// 调用aclrtMemcpy将Host侧数据拷贝到device侧内存上
ret = aclrtMemcpy(*deviceAddr, size, hostData.data(), size, ACL_MEMCPY_HOST_TO_DEVICE);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMemcpy failed. ERROR: %d\n", ret); return ret);
// 计算连续tensor的strides
std::vector<int64_t> strides(shape.size(), 1);
for (int64_t i = shape.size() - 2; i >= 0; i--) {
strides[i] = shape[i + 1] * strides[i + 1];
}
// 调用aclCreateTensor接口创建aclTensor
*tensor = aclCreateTensor(shape.data(), shape.size(), dataType, strides.data(), 0, aclFormat::ACL_FORMAT_ND,
shape.data(), shape.size(), *deviceAddr);
return 0;
}
int main() {
// 1. (固定写法)device/context/stream初始化,参考AscendCL对外接口列表
// 根据自己的实际device填写deviceId
int32_t deviceId = 0;
aclrtContext context;
aclrtStream stream;
auto ret = Init(deviceId, &context, &stream);
// check根据自己的需要处理
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("Init acl failed. ERROR: %d\n", ret); return ret);
// 2. 构造输入与输出,需要根据API的接口自定义构造
std::vector<int64_t> selfRefShape = {4, 2};
void* selfRefDeviceAddr = nullptr;
aclTensor* selfRef = nullptr;
std::vector<float> selfRefHostData = {0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7,0.8};
// 创建selfRef aclTensor
ret = CreateAclTensor(selfRefHostData, selfRefShape, &selfRefDeviceAddr, aclDataType::ACL_FLOAT, &selfRef);
CHECK_RET(ret == ACL_SUCCESS, return ret);
// 3. 调用CANN算子库API,需要修改为具体的API名称
uint64_t workspaceSize = 0;
aclOpExecutor* executor;
// 调用aclnnInplaceAsin第一段接口
ret = aclnnInplaceAsinGetWorkspaceSize(selfRef, &workspaceSize, &executor);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceAsinGetWorkspaceSize failed. ERROR: %d\n", ret); return ret);
// 根据第一段接口计算出的workspaceSize申请device内存
void* workspaceAddr = nullptr;
if (workspaceSize > 0) {
ret = aclrtMalloc(&workspaceAddr, workspaceSize, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("allocate workspace failed. ERROR: %d\n", ret); return ret);
}
// 调用aclnnInplaceAsin第二段接口
ret = aclnnInplaceAsin(workspaceAddr, workspaceSize, executor, stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceAsin failed. ERROR: %d\n", ret); return ret);
// 4. (固定写法)同步等待任务执行结束
ret = aclrtSynchronizeStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSynchronizeStream failed. ERROR: %d\n", ret); return ret);
// 5. 获取输出的值,将device侧内存上的结果拷贝至Host侧,需要根据具体API的接口定义修改
auto size = GetShapeSize(outShape);
std::vector<float> resultData(size, 0);
ret = aclrtMemcpy(resultData.data(), resultData.size() * sizeof(resultData[0]), outDeviceAddr,
size * sizeof(resultData[0]), ACL_MEMCPY_DEVICE_TO_HOST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("copy result from device to host failed. ERROR: %d\n", ret); return ret);
for (int64_t i = 0; i < size; i++) {
LOG_PRINT("result[%ld] is: %f\n", i, resultData[i]);
}
// 6. 释放aclTensor,需要根据具体API的接口定义修改
aclDestroyTensor(selfRef);
return 0;
}
父主题: NN类算子接口
aclnnInplaceBitwiseAndScalar
接口原型
每个算子有两段接口,必须先调用“aclnnXxxGetWorkspaceSize”接口获取入参并根据计算流程计算所需workspace大小,再调用“aclnnXxx”接口执行计算。两段式接口如下:
- **第一段接口:**aclnnStatus aclnnInplaceBitwiseAndScalarGetWorkspaceSize(const aclTensor *selfRef, const aclScaler *other, uint64_t *workspaceSize, aclOpExecutor **executor)
- **第二段接口:**aclnnStatus aclnnInplaceBitwiseAndScalar(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, const aclrtStream stream)
功能描述
-
算子功能:完成张量selfRef和标量other的与运算。
- 当selfRef和other为BOOL型,进行“逻辑与”运算。
- 当selfRef和other为INT型,进行“按位与”运算。
-
计算公式:
aclnnInplaceBitwiseAndScalarGetWorkspaceSize
-
接口定义:
aclnnStatus aclnnInplaceBitwiseAndScalarGetWorkspaceSize(const aclTensor *selfRef, const aclScaler *other, uint64_t *workspaceSize, aclOpExecutor **executor)
-
参数说明:
- selfRef:Device侧的aclTensor,数据类型支持INT16、INT32、INT64、INT8、UINT8、BOOL,且数据类型需要与other构成互推导关系,支持非连续的Tensor,数据格式支持ND。
- other:Device侧的aclTensor,数据类型支持INT16、INT32、INT64、INT8、UINT8、BOOL,且数据类型需要与selfRef构成互推导关系。
- workspaceSize:返回用户需要在Device侧申请的workspace大小。
- executor:返回op执行器,包含了算子计算流程。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
:::note 说明 第一段接口完成入参校验,出现以下场景时报错:
- 返回161001(ACLNN_ERR_PARAM_NULLPTR):传入的selfRef、other是空指针。
- 返回161002(ACLNN_ERR_PARAM_INVALID):
- selfRef和other的数据类型不在支持的范围内。
- selfRef与other不满足数据类型推导规则。
- selfRef与other推导出的数据类型不能转换为selfRef的数据类型。 :::
aclnnInplaceBitwiseAndScalar
-
接口定义:
aclnnStatus aclnnInplaceBitwiseAndScalar(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, const aclrtStream stream)
-
参数说明:
- workspace:在Device侧申请的workspace内存起址。
- workspaceSize:在Device侧申请的workspace大小,由第一段接口aclnnInplaceBitwiseAndScalarGetWorkspaceSize获取。
- executor:op执行器,包含了算子计算流程。
- stream:指定执行任务的AscendCL stream流。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
调用示例
#include <vector>
#include "acl/acl.h"
#include "aclnnop/aclnn_bitwise_and_scalar.h"
#define CHECK_RET(cond, return_expr) \
do { \
if (!(cond)) { \
return_expr; \
} \
} while (0)
#define LOG_PRINT(message, ...) \
do { \
printf(message, ##__VA_ARGS__); \
} while (0)
int64_t GetShapeSize(const std::vector<int64_t>& shape) {
int64_t shape_size = 1;
for (auto i : shape) {
shape_size *= i;
}
return shape_size;
}
int Init(int32_t deviceId, aclrtContext* context, aclrtStream* stream) {
// 固定写法,AscendCL初始化
auto ret = aclInit(nullptr);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclInit failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetDevice(deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetDevice failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateContext(context, deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetCurrentContext(*context);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetCurrentContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateStream failed. ERROR: %d\n", ret); return ret);
return 0;
}
template <typename T>
int CreateAclTensor(const std::vector<T>& hostData, const std::vector<int64_t>& shape, void** deviceAddr,
aclDataType dataType, aclTensor** tensor) {
auto size = GetShapeSize(shape) * sizeof(T);
// 调用aclrtMalloc申请device侧内存
auto ret = aclrtMalloc(deviceAddr, size, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMalloc failed. ERROR: %d\n", ret); return ret);
// 调用aclrtMemcpy将Host侧数据拷贝到device侧内存上
ret = aclrtMemcpy(*deviceAddr, size, hostData.data(), size, ACL_MEMCPY_HOST_TO_DEVICE);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMemcpy failed. ERROR: %d\n", ret); return ret);
// 计算连续tensor的strides
std::vector<int64_t> strides(shape.size(), 1);
for (int64_t i = shape.size() - 2; i >= 0; i--) {
strides[i] = shape[i + 1] * strides[i + 1];
}
// 调用aclCreateTensor接口创建aclTensor
*tensor = aclCreateTensor(shape.data(), shape.size(), dataType, strides.data(), 0, aclFormat::ACL_FORMAT_ND,
shape.data(), shape.size(), *deviceAddr);
return 0;
}
int main() {
// 1. (固定写法)device/context/stream初始化, 参考AscendCL对外接口列表
// 根据自己的实际device填写deviceId
int32_t deviceId = 0;
aclrtContext context;
aclrtStream stream;
auto ret = Init(deviceId, &context, &stream);
// check根据自己的需要处理
CHECK_RET(ret == 0, LOG_PRINT("Init acl failed. ERROR: %d\n", ret); return ret);
// 2. 构造输入与输出,需要根据API的接口自定义构造
std::vector<int64_t> selfShape = {4, 2};
void* selfDeviceAddr = nullptr;
aclTensor* self = nullptr;
std::vector<int32_t> selfHostData = {0, 1, 2, 3, 4, 5, 6, 7};
int32_t alphaValue = 2;
// 创建self aclTensor
ret = CreateAclTensor(selfHostData, selfShape, &selfDeviceAddr, aclDataType::ACL_INT32, &self);
CHECK_RET(ret == ACL_SUCCESS, return ret);
// 创建alpha aclScalar
alpha = aclCreateScalar(&alphaValue, aclDataType::ACL_INT32);
CHECK_RET(alpha != nullptr, return ret);
// 3.调用CANN算子库API,需要修改为具体的算子接口
uint64_t workspaceSize = 0;
aclOpExecutor* executor;
// 调用aclnnInplaceBitwiseAndScalar第一段接口
ret = aclnnInplaceBitwiseAndScalarGetWorkspaceSize(self, alpha, &workspaceSize, &executor);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceBitwiseAndScalarGetWorkspaceSize failed. ERROR: %d\n", ret); return ret);
// 根据第一段接口计算出的workspaceSize申请device内存
void* workspaceAddr = nullptr;
if (workspaceSize > 0) {
ret = aclrtMalloc(&workspaceAddr, workspaceSize, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("allocate workspace failed. ERROR: %d\n", ret); return ret;);
}
// 调用aclnnInplaceBitwiseAndScalar第二段接口
ret = aclnnInplaceBitwiseAndScalar(workspaceAddr, workspaceSize, executor, stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceBitwiseAndScalar failed. ERROR: %d\n", ret); return ret);
// 4. (固定写法)同步等待任务执行结束
ret = aclrtSynchronizeStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSynchronizeStream failed. ERROR: %d\n", ret); return ret);
// 5. 获取输出的值,将device侧内存上的结果拷贝至Host侧,需要根据具体API的接口定义修改
auto size = GetShapeSize(selfShape);
std::vector<int32_t> resultData(size, 0);
ret = aclrtMemcpy(resultData.data(), resultData.size() * sizeof(resultData[0]), selfDeviceAddr, size * sizeof(int32_t),
ACL_MEMCPY_DEVICE_TO_HOST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("copy result from device to host failed. ERROR: %d\n", ret); return ret);
for (int64_t i = 0; i < size; i++) {
LOG_PRINT("result[%ld] is: %d\n", i, resultData[i]);
}
// 6. 释放aclTensor和aclScalar,需要根据具体API的接口定义修改
aclDestroyTensor(self);
aclDestroyTensor(out);
return 0;
}
父主题: NN类算子接口
aclnnInplaceBitwiseAndTensor
接口原型
每个算子有两段接口,必须先调用“aclnnXxxGetWorkspaceSize”接口获取入参并根据计算流程计算所需workspace大小,再调用“aclnnXxx”接口执行计算。两段式接口如下:
- **第一段接口:**aclnnStatus aclnnInplaceBitwiseAndTensorGetWorkspaceSize(const aclTensor *selfRef, const aclTensor *other, uint64_t *workspaceSize, aclOpExecutor **executor)
- **第二段接口:**aclnnStatus aclnnInplaceBitwiseAndTensor(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, const aclrtStream stream)
功能描述
-
算子功能:完成张量selfRef和张量other的与运算。
- 当selfRef和other为BOOL型,进行“逻辑与”运算。
- 当selfRef和other为INT型,进行“按位与”运算。
-
计算公式:
aclnnInplaceBitwiseAndTensorGetWorkspaceSize
-
接口定义:
aclnnStatus aclnnInplaceBitwiseAndTensorGetWorkspaceSize(const aclTensor *selfRef, const aclTensor *other, uint64_t *workspaceSize, aclOpExecutor **executor)
-
参数说明:
- selfRef:Device侧的aclTensor,数据类型支持INT16、INT32、INT64、INT8、UINT8、BOOL,且数据类型需要与other构成互推导关系,shape需要与other满足broadcast关系,支持非连续的Tensor,数据格式支持ND。
- other:Device侧的aclTensor,数据类型支持INT16、INT32、INT64、INT8、UINT8、BOOL,且数据类型需要与selfRef构成互推导关系,shape需要与selfRef满足broadcast关系,支持非连续的Tensor,数据格式支持ND。
- workspaceSize:返回用户需要在Device侧申请的workspace大小。
- executor:返回op执行器,包含了算子计算流程。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
:::note 说明 第一段接口完成入参校验,出现以下场景时报错:
- 返回161001(ACLNN_ERR_PARAM_NULLPTR):传入的selfRef、other是空指针。
- 返回161002(ACLNN_ERR_PARAM_INVALID):
- selfRef和other的数据类型不在支持的范围内。
- selfRef与other不满足数据类型推导规则。
- selfRef与other推导出的数据类型无法转换为指定输出selfRef的类型。
- selfRef与other的broadcast的shape无法转换为selfRef的shape。 :::
aclnnInplaceBitwiseAndTensor
-
接口定义:
aclnnStatus aclnnInplaceBitwiseAndTensor(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, const aclrtStream stream)
-
参数说明:
- workspace:在Device侧申请的workspace内存起址。
- workspaceSize:在Device侧申请的workspace大小,由第一段接口aclnnInplaceBitwiseAndTensorGetWorkspaceSize获取。
- executor:op执行器,包含了算子计算流程。
- stream:指定执行任务的AscendCL stream流。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
调用示例
#include <vector>
#include "acl/acl.h"
#include "aclnnop/aclnn_bitwise_and_tensor.h"
#define CHECK_RET(cond, return_expr) \
do { \
if (!(cond)) { \
return_expr; \
} \
} while (0)
#define LOG_PRINT(message, ...) \
do { \
printf(message, ##__VA_ARGS__); \
} while (0)
int64_t GetShapeSize(const std::vector<int64_t>& shape) {
int64_t shape_size = 1;
for (auto i : shape) {
shape_size *= i;
}
return shape_size;
}
int Init(int32_t deviceId, aclrtContext* context, aclrtStream* stream) {
// 固定写法,AscendCL初始化
auto ret = aclInit(nullptr);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclInit failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetDevice(deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetDevice failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateContext(context, deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetCurrentContext(*context);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetCurrentContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateStream failed. ERROR: %d\n", ret); return ret);
return 0;
}
template <typename T>
int CreateAclTensor(const std::vector<T>& hostData, const std::vector<int64_t>& shape, void** deviceAddr,
aclDataType dataType, aclTensor** tensor) {
auto size = GetShapeSize(shape) * sizeof(T);
// 调用aclrtMalloc申请device侧内存
auto ret = aclrtMalloc(deviceAddr, size, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMalloc failed. ERROR: %d\n", ret); return ret);
// 调用aclrtMemcpy将Host侧数据拷贝到device侧内存上
ret = aclrtMemcpy(*deviceAddr, size, hostData.data(), size, ACL_MEMCPY_HOST_TO_DEVICE);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMemcpy failed. ERROR: %d\n", ret); return ret);
// 计算连续tensor的strides
std::vector<int64_t> strides(shape.size(), 1);
for (int64_t i = shape.size() - 2; i >= 0; i--) {
strides[i] = shape[i + 1] * strides[i + 1];
}
// 调用aclCreateTensor接口创建aclTensor
*tensor = aclCreateTensor(shape.data(), shape.size(), dataType, strides.data(), 0, aclFormat::ACL_FORMAT_ND,
shape.data(), shape.size(), *deviceAddr);
return 0;
}
int main() {
// 1. (固定写法)device/context/stream初始化, 参考AscendCL对外接口列表
// 根据自己的实际device填写deviceId
int32_t deviceId = 0;
aclrtContext context;
aclrtStream stream;
auto ret = Init(deviceId, &context, &stream);
// check根据自己的需要处理
CHECK_RET(ret == 0, LOG_PRINT("Init acl failed. ERROR: %d\n", ret); return ret);
// 2. 构造输入与输出,需要根据API的接口自定义构造
std::vector<int64_t> selfShape = {4, 2};
std::vector<int64_t> otherShape = {4, 2};
void* selfDeviceAddr = nullptr;
void* otherDeviceAddr = nullptr;
aclTensor* self = nullptr;
aclTensor* other = nullptr;
std::vector<int32_t> selfHostData = {0, 1, 2, 3, 4, 5, 6, 7};
std::vector<int32_t> otherHostData = {1, 1, 1, 2, 2, 2, 3, 3};
// 创建self aclTensor
ret = CreateAclTensor(selfHostData, selfShape, &selfDeviceAddr, aclDataType::ACL_INT32, &self);
CHECK_RET(ret == ACL_SUCCESS, return ret);
// 创建other aclTensor
ret = CreateAclTensor(otherHostData, otherShape, &otherDeviceAddr, aclDataType::ACL_INT32, &other);
CHECK_RET(ret == ACL_SUCCESS, return ret);
// 3.调用CANN算子库API,需要修改为具体的算子接口
uint64_t workspaceSize = 0;
aclOpExecutor* executor;
// 调用aclnnInplaceBitwiseAndTensor第一段接口
ret = aclnnInplaceBitwiseAndTensorGetWorkspaceSize(self, other, &workspaceSize, &executor);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceBitwiseAndTensorGetWorkspaceSize failed. ERROR: %d\n", ret); return ret);
// 根据第一段接口计算出的workspaceSize申请device内存
void* workspaceAddr = nullptr;
if (workspaceSize > 0) {
ret = aclrtMalloc(&workspaceAddr, workspaceSize, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("allocate workspace failed. ERROR: %d\n", ret); return ret;);
}
// 调用aclnnInplaceBitwiseAndTensor第二段接口
ret = aclnnInplaceBitwiseAndTensor(workspaceAddr, workspaceSize, executor, stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceBitwiseAndTensor failed. ERROR: %d\n", ret); return ret);
// 4. (固定写法)同步等待任务执行结束
ret = aclrtSynchronizeStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSynchronizeStream failed. ERROR: %d\n", ret); return ret);
// 5. 获取输出的值,将device侧内存上的结果拷贝至Host侧,需要根据具体API的接口定义修改
auto size = GetShapeSize(self);
std::vector<int32_t> resultData(size, 0);
ret = aclrtMemcpy(resultData.data(), resultData.size() * sizeof(resultData[0]), selfDeviceAddr, size * sizeof(int32_t),
ACL_MEMCPY_DEVICE_TO_HOST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("copy result from device to host failed. ERROR: %d\n", ret); return ret);
for (int64_t i = 0; i < size; i++) {
LOG_PRINT("result[%ld] is: %d\n", i, resultData[i]);
}
// 6. 释放aclTensor和aclScalar,需要根据具体API的接口定义修改
aclDestroyTensor(self);
aclDestroyTensor(out);
return 0;
}
父主题: NN类算子接口
aclnnInplaceBitwiseNot
接口原型
每个算子有两段接口,必须先调用“aclnnXxxGetWorkspaceSize”接口获取入参并根据计算流程计算所需workspace大小,再调用“aclnnXxx”接口执行计算。两段式接口如下:
- **第一段接口:**aclnnStatus aclnnInplaceBitwiseNotGetWorkspaceSize(const aclTensor *selfRef, uint64_t *workspaceSize, aclOpExecutor **executor)
- **第二段接口:**aclnnStatus aclnnInplaceBitwiseNot(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, const aclrtStream stream)
功能描述
-
算子功能:完成张量selfRef的非运算。
- 当selfRef为BOOL型,进行“逻辑非”运算。
- 当selfRef为INT型,进行“按位非”运算。
-
计算公式:
aclnnInplaceBitwiseNotGetWorkspaceSize
-
接口定义:
aclnnStatus aclnnInplaceBitwiseNotGetWorkspaceSize(const aclTensor *selfRef, uint64_t *workspaceSize, aclOpExecutor **executor)
-
参数说明:
- selfRef:Device侧的aclTensor,数据类型支持INT16、INT32、INT64、INT8、UINT8、BOOL。支持非连续的Tensor,数据格式支持ND。
- workspaceSize:返回用户需要在Device侧申请的workspace大小。
- executor:返回op执行器,包含了算子计算流程。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
:::note 说明 第一段接口完成入参校验,出现以下场景时报错:
- 返回161001(ACLNN_ERR_PARAM_NULLPTR):传入的selfRef是空指针。
- 返回161002(ACLNN_ERR_PARAM_INVALID):selfRef数据类型和数据格式不在支持的范围内。 :::
aclnnInplaceBitwiseNot
-
接口定义:
aclnnStatus aclnnInplaceBitwiseNot(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, const aclrtStream stream)
-
参数说明:
- workspace:在Device侧申请的workspace内存起址。
- workspaceSize:在Device侧申请的workspace大小,由第一段接口aclnnInplaceBitwiseNotGetWorkspaceSize获取。
- executor:op执行器,包含了算子计算流程。
- stream:指定执行任务的AscendCL stream流。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
调用示例
#include <vector>
#include "acl/acl.h"
#include "aclnnop/aclnn_bitwise_not.h"
#define CHECK_RET(cond, return_expr) \
do { \
if (!(cond)) { \
return_expr; \
} \
} while (0)
#define LOG_PRINT(message, ...) \
do { \
printf(message, ##__VA_ARGS__); \
} while (0)
int64_t GetShapeSize(const std::vector<int64_t>& shape) {
int64_t shape_size = 1;
for (auto i : shape) {
shape_size *= i;
}
return shape_size;
}
int Init(int32_t deviceId, aclrtContext* context, aclrtStream* stream) {
// 固定写法,AscendCL初始化
auto ret = aclInit(nullptr);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclInit failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetDevice(deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetDevice failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateContext(context, deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetCurrentContext(*context);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetCurrentContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateStream failed. ERROR: %d\n", ret); return ret);
return 0;
}
template <typename T>
int CreateAclTensor(const std::vector<T>& hostData, const std::vector<int64_t>& shape, void** deviceAddr,
aclDataType dataType, aclTensor** tensor) {
auto size = GetShapeSize(shape) * sizeof(T);
// 调用aclrtMalloc申请device侧内存
auto ret = aclrtMalloc(deviceAddr, size, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMalloc failed. ERROR: %d\n", ret); return ret);
// 调用aclrtMemcpy将Host侧数据拷贝到device侧内存上
ret = aclrtMemcpy(*deviceAddr, size, hostData.data(), size, ACL_MEMCPY_HOST_TO_DEVICE);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMemcpy failed. ERROR: %d\n", ret); return ret);
// 计算连续tensor的strides
std::vector<int64_t> strides(shape.size(), 1);
for (int64_t i = shape.size() - 2; i >= 0; i--) {
strides[i] = shape[i + 1] * strides[i + 1];
}
// 调用aclCreateTensor接口创建aclTensor
*tensor = aclCreateTensor(shape.data(), shape.size(), dataType, strides.data(), 0, aclFormat::ACL_FORMAT_ND,
shape.data(), shape.size(), *deviceAddr);
return 0;
}
int main() {
// 1. (固定写法)device/context/stream初始化, 参考AscendCL对外接口列表
// 根据自己的实际device填写deviceId
int32_t deviceId = 0;
aclrtContext context;
aclrtStream stream;
auto ret = Init(deviceId, &context, &stream);
// check根据自己的需要处理
CHECK_RET(ret == 0, LOG_PRINT("Init acl failed. ERROR: %d\n", ret); return ret);
// 2. 构造输入与输出,需要根据API的接口自定义构造
std::vector<int64_t> selfShape = {4, 2};
void* selfDeviceAddr = nullptr;
aclTensor* self = nullptr;
std::vector<int32_t> selfHostData = {0, 1, 2, 3, 4, 5, 6, 7};
// 创建self aclTensor
ret = CreateAclTensor(selfHostData, selfShape, &selfDeviceAddr, aclDataType::ACL_INT32, &self);
CHECK_RET(ret == ACL_SUCCESS, return ret);
// 3.调用CANN算子库API,需要修改为具体的算子接口
uint64_t workspaceSize = 0;
aclOpExecutor* executor;
// 调用aclnnInplaceBitwiseNot第一段接口
ret = aclnnInplaceBitwiseNotGetWorkspaceSize(self, &workspaceSize, &executor);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceBitwiseNotGetWorkspaceSize failed. ERROR: %d\n", ret); return ret);
// 根据第一段接口计算出的workspaceSize申请device内存
void* workspaceAddr = nullptr;
if (workspaceSize > 0) {
ret = aclrtMalloc(&workspaceAddr, workspaceSize, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("allocate workspace failed. ERROR: %d\n", ret); return ret;);
}
// 调用aclnnInplaceBitwiseNot第二段接口
ret = aclnnInplaceBitwiseNot(workspaceAddr, workspaceSize, executor, stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceBitwiseNot failed. ERROR: %d\n", ret); return ret);
// 4. (固定写法)同步等待任务执行结束
ret = aclrtSynchronizeStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSynchronizeStream failed. ERROR: %d\n", ret); return ret);
// 5. 获取输出的值,将device侧内存上的结果拷贝至Host侧,需要根据具体API的接口定义修改
auto size = GetShapeSize(selfShape);
std::vector<int32_t> resultData(size, 0);
ret = aclrtMemcpy(resultData.data(), resultData.size() * sizeof(resultData[0]), selfDeviceAddr, size * sizeof(int32_t),
ACL_MEMCPY_DEVICE_TO_HOST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("copy result from device to host failed. ERROR: %d\n", ret); return ret);
for (int64_t i = 0; i < size; i++) {
LOG_PRINT("result[%ld] is: %d\n", i, resultData[i]);
}
// 6. 释放aclTensor和aclScalar,需要根据具体API的接口定义修改
aclDestroyTensor(self);
aclDestroyTensor(out);
return 0;
}
父主题: NN类算子接口
aclnnInplaceBitwiseOrScalar
接口原型
每个算子有两段接口,必须先调用“aclnnXxxGetWorkspaceSize”接口获取入参并根据计算流程计算所需workspace大小,再调用“aclnnXxx”接口执行计算。两段式接口如下:
- **第一段接口:**aclnnStatus aclnnInplaceBitwiseOrScalarGetWorkspaceSize(aclTensor *selfRef, const aclScalar *other, uint64_t *workspaceSize, aclOpExecutor **executor)
- **第二段接口:**aclnnStatus aclnnInplaceBitwiseOrScalar(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, aclrtStream stream)
功能描述
-
算子功能:完成张量selfRef和标量other的或运算,结果返回selfRef。
- 当selfRef和other为BOOL型,进行“逻辑或”运算。
- 当selfRef和other为INT型,进行“按位或”运算。
-
计算公式:
aclnnInplaceBitwiseOrScalarGetWorkspaceSize
-
接口定义:
aclnnStatus aclnnInplaceBitwiseOrScalarGetWorkspaceSize(aclTensor *selfRef, const aclScalar *other, uint64_t *workspaceSize, aclOpExecutor **executor)
-
参数说明:
- selfRef:Device侧的aclTensor,输入/输出张量,数据类型支持BOOL、INT8、INT16、INT32、INT64、UINT8,且数据类型需要与other构成互推导关系,支持非连续的Tensor,数据格式支持ND,数据维度不支持8维以上。
- other:Host侧的aclScalar,数据类型支持BOOL、INT8、INT16、INT32、INT64、UINT8,且数据类型需要与selfRef构成互推导关系。
- workspaceSize:返回用户需要在Device侧申请的workspace大小。
- executor:返回op执行器,包含了算子计算流程。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
:::note 说明 第一段接口完成入参校验,出现以下场景时报错:
- 返回161001(ACLNN_ERR_PARAM_NULLPTR):传入的selfRef或other是空指针。
- 返回161002(ACLNN_ERR_PARAM_INVALID):
- selfRef、other的数据类型不在支持范围内。
- selfRef和other不满足数据类型推导规则。
- selfRef和other推导出的数据类型不能转换为selfRef的数据类型。
- selfRef的维度大于8。 :::
aclnnInplaceBitwiseOrScalar
-
接口定义:
aclnnStatus aclnnInplaceBitwiseOrScalar(void *workspace, uint64_t workspaceSize, aclOpExecutor *executor, aclrtStream stream)
-
参数说明:
- workspace:在Device侧申请的workspace内存起址。
- workspaceSize:在Device侧申请的workspace大小,由第一段接口aclnnInplaceBitwiseOrScalarGetWorkspaceSize获取。
- executor:op执行器,包含了算子计算流程。
- stream:指定执行任务的AscendCL stream流。
-
返回值:
返回aclnnStatus状态码,具体参见aclnn返回码。
调用示例
#include <iostream>
#include <vector>
#include "acl/acl.h"
#include "aclnnop/aclnn_bitwise_or_scalar.h"
#define CHECK_RET(cond, return_expr) \
do { \
if (!(cond)) { \
return_expr; \
} \
} while (0)
#define LOG_PRINT(message, ...) \
do { \
printf(message, ##__VA_ARGS__); \
} while (0)
int64_t GetShapeSize(const std::vector<int64_t>& shape) {
int64_t shape_size = 1;
for (auto i : shape) {
shape_size *= i;
}
return shape_size;
}
int Init(int32_t deviceId, aclrtContext* context, aclrtStream* stream) {
// 固定写法,AscendCL初始化
auto ret = aclInit(nullptr);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclInit failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetDevice(deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetDevice failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateContext(context, deviceId);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtSetCurrentContext(*context);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSetCurrentContext failed. ERROR: %d\n", ret); return ret);
ret = aclrtCreateStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtCreateStream failed. ERROR: %d\n", ret); return ret);
return 0;
}
template <typename T>
int CreateAclTensor(const std::vector<T>& hostData, const std::vector<int64_t>& shape, void** deviceAddr,
aclDataType dataType, aclTensor** tensor) {
auto size = GetShapeSize(shape) * sizeof(T);
// 调用aclrtMalloc申请device侧内存
auto ret = aclrtMalloc(deviceAddr, size, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMalloc failed. ERROR: %d\n", ret); return ret);
// 调用aclrtMemcpy将Host侧数据拷贝到device侧内存上
ret = aclrtMemcpy(*deviceAddr, size, hostData.data(), size, ACL_MEMCPY_HOST_TO_DEVICE);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtMemcpy failed. ERROR: %d\n", ret); return ret);
// 计算连续tensor的strides
std::vector<int64_t> strides(shape.size(), 1);
for (int64_t i = shape.size() - 2; i >= 0; i--) {
strides[i] = shape[i + 1] * strides[i + 1];
}
// 调用aclCreateTensor接口创建aclTensor
*tensor = aclCreateTensor(shape.data(), shape.size(), dataType, strides.data(), 0, aclFormat::ACL_FORMAT_ND,
shape.data(), shape.size(), *deviceAddr);
return 0;
}
int main() {
// 1. (固定写法)device/context/stream初始化, 参考AscendCL对外接口列表
// 根据自己的实际device填写deviceId
int32_t deviceId = 0;
aclrtContext context;
aclrtStream stream;
auto ret = Init(deviceId, &context, &stream);
// check根据自己的需要处理
CHECK_RET(ret == 0, LOG_PRINT("Init acl failed. ERROR: %d\n", ret); return ret);
// 2. 构造输入与输出,需要根据API的接口自定义构造
std::vector<int64_t> selfShape = {2, 2};
void* selfDeviceAddr = nullptr;
aclTensor* self = nullptr;
aclScalar* other = nullptr;
std::vector<int64_t> selfHostData = {0, 1, 2, 3};
int64_t otherValue = 1;
// 创建self aclTensor
ret = CreateAclTensor(selfHostData, selfShape, &selfDeviceAddr, aclDataType::ACL_INT64, &self);
CHECK_RET(ret == ACL_SUCCESS, return ret);
// 创建other aclScalar
other = aclCreateScalar(&otherValue, aclDataType::ACL_INT64);
CHECK_RET(other != nullptr, return ret);
// 3.调用CANN算子库API,需要修改为具体的算子接口
uint64_t workspaceSize = 0;
aclOpExecutor* executor;
// 调用aclnnInplaceBitwiseOrScalar第一段接口
ret = aclnnInplaceBitwiseOrScalarGetWorkspaceSize(self, other, &workspaceSize, &executor);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceBitwiseOrScalarGetWorkspaceSize failed. ERROR: %d\n", ret); return ret);
// 根据第一段接口计算出的workspaceSize申请device内存
void* workspaceAddr = nullptr;
if (workspaceSize > 0) {
ret = aclrtMalloc(&workspaceAddr, workspaceSize, ACL_MEM_MALLOC_HUGE_FIRST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("allocate workspace failed. ERROR: %d\n", ret); return ret;);
}
// 调用aclnnInplaceBitwiseOrScalar第二段接口
ret = aclnnInplaceBitwiseOrScalar(workspaceAddr, workspaceSize, executor, stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclnnInplaceBitwiseOrScalar failed. ERROR: %d\n", ret); return ret);
// 4. (固定写法)同步等待任务执行结束
ret = aclrtSynchronizeStream(stream);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("aclrtSynchronizeStream failed. ERROR: %d\n", ret); return ret);
// 5. 获取输出的值,将device侧内存上的结果拷贝至Host侧,需要根据具体API的接口定义修改
auto size = GetShapeSize(selfShape);
std::vector<int64_t> resultData(size, 0);
ret = aclrtMemcpy(resultData.data(), resultData.size() * sizeof(resultData[0]), selfDeviceAddr, size * sizeof(int64_t),
ACL_MEMCPY_DEVICE_TO_HOST);
CHECK_RET(ret == ACL_SUCCESS, LOG_PRINT("copy result from device to host failed. ERROR: %d\n", ret); return ret);
for (int64_t i = 0; i < size; i++) {
LOG_PRINT("result[%ld] is: %ld\n", i, resultData[i]);
}
// 6. 释放aclTensor和aclScalar,需要根据具体API的接口定义修改
aclDestroyTensor(self);
aclDestroyScalar(other);
// 7. 释放device资源,需要根据具体API的接口定义修改
aclrtFree(selfDeviceAddr);
if (workspaceSize > 0) {
aclrtFree(workspaceAddr);
}
aclrtDestroyStream(stream);
aclrtDestroyContext(context);
aclrtResetDevice(deviceId);
aclFinalize();
return 0;
}
父主题: NN类算子接口
在线提单