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Diffstat (limited to 'src/c/AclContext.cpp')
-rw-r--r-- | src/c/AclContext.cpp | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/src/c/AclContext.cpp b/src/c/AclContext.cpp new file mode 100644 index 0000000000..e88995bcff --- /dev/null +++ b/src/c/AclContext.cpp @@ -0,0 +1,122 @@ +/* + * Copyright (c) 2021 Arm Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#include "arm_compute/AclEntrypoints.h" + +#include "src/common/IContext.h" +#include "src/common/utils/Macros.h" +#include "src/common/utils/Validate.h" + +#ifdef ARM_COMPUTE_CPU_ENABLED +#include "src/cpu/CpuContext.h" +#endif /* ARM_COMPUTE_CPU_ENABLED */ + +#ifdef ARM_COMPUTE_OPENCL_ENABLED +#include "src/gpu/cl/ClContext.h" +#endif /* ARM_COMPUTE_OPENCL_ENABLED */ + +namespace +{ +template <typename ContextType> +arm_compute::IContext *create_backend_ctx(const AclContextOptions *options) +{ + return new(std::nothrow) ContextType(options); +} + +bool is_target_valid(AclTarget target) +{ + return arm_compute::utils::is_in(target, { AclCpu, AclGpuOcl }); +} + +bool are_context_options_valid(const AclContextOptions *options) +{ + ARM_COMPUTE_ASSERT_NOT_NULLPTR(options); + return arm_compute::utils::is_in(options->mode, { AclPreferFastRerun, AclPreferFastStart }); +} + +arm_compute::IContext *create_context(AclTarget target, const AclContextOptions *options) +{ + switch(target) + { +#ifdef ARM_COMPUTE_CPU_ENABLED + case AclCpu: + return create_backend_ctx<arm_compute::cpu::CpuContext>(options); +#endif /* ARM_COMPUTE_CPU_ENABLED */ +#ifdef ARM_COMPUTE_OPENCL_ENABLED + case AclGpuOcl: + return create_backend_ctx<arm_compute::gpu::opencl::ClContext>(options); +#endif /* ARM_COMPUTE_OPENCL_ENABLED */ + default: + return nullptr; + } + return nullptr; +} +} // namespace + +extern "C" AclStatus AclCreateContext(AclContext *ctx, + AclTarget target, + const AclContextOptions *options) +{ + if(!is_target_valid(target)) + { + ARM_COMPUTE_LOG_ERROR_ACL("Target is invalid"); + return AclUnsupportedTarget; + } + + if(options != nullptr && !are_context_options_valid(options)) + { + ARM_COMPUTE_LOG_ERROR_ACL("Context options are invalid"); + return AclInvalidArgument; + } + + auto acl_ctx = create_context(target, options); + if(ctx == nullptr) + { + ARM_COMPUTE_LOG_ERROR_ACL("Couldn't allocate internal resources for context creation"); + return AclOutOfMemory; + } + *ctx = acl_ctx; + + return AclSuccess; +} + +extern "C" AclStatus AclDestroyContext(AclContext external_ctx) +{ + using namespace arm_compute; + + IContext *ctx = get_internal(external_ctx); + + StatusCode status = StatusCode::Success; + status = detail::validate_internal_context(ctx); + ARM_COMPUTE_RETURN_CENUM_ON_FAILURE(status); + + if(ctx->refcount() != 0) + { + ARM_COMPUTE_LOG_ERROR_ACL("Context has references on it that haven't been released"); + // TODO: Fix the refcount with callback when reaches 0 + } + + delete ctx; + + return utils::as_cenum<AclStatus>(status); +} |