45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
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//===-------- Allocator.h - OpenMP memory allocator interface ---- C++ -*-===//
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//
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// Part of the LLVM Project, 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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//
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//
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//===----------------------------------------------------------------------===//
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#ifndef OMPTARGET_ALLOCATOR_H
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#define OMPTARGET_ALLOCATOR_H
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#include "Types.h"
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// Forward declaration.
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struct KernelEnvironmentTy;
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#pragma omp begin declare target device_type(nohost)
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namespace ompx {
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namespace allocator {
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static uint64_t constexpr ALIGNMENT = 16;
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/// Initialize the allocator according to \p KernelEnvironment
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void init(bool IsSPMD, KernelEnvironmentTy &KernelEnvironment);
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/// Allocate \p Size bytes.
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[[gnu::alloc_size(1), gnu::assume_aligned(ALIGNMENT), gnu::malloc]] void *
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alloc(uint64_t Size);
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/// Free the allocation pointed to by \p Ptr.
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void free(void *Ptr);
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} // namespace allocator
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} // namespace ompx
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#pragma omp end declare target
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#endif
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