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39 lines
1.1 KiB
39 lines
1.1 KiB
#if !defined(TORCH_STABLE_ONLY) && !defined(TORCH_TARGET_VERSION)
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#pragma once
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#include <c10/core/Allocator.h>
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#include <c10/util/Exception.h>
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// This file creates a fake allocator that just throws exceptions if
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// it is actually used.
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// state passed to the allocator is the std::function<void(void*)> called
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// when the blob is release by ATen
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namespace at {
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static void* cpu_fixed_malloc(void*, ptrdiff_t) {
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TORCH_CHECK(false, "attempting to resize a tensor view of an external blob");
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}
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static void* cpu_fixed_realloc(void*, void*, ptrdiff_t) {
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TORCH_CHECK(false, "attempting to resize a tensor view of an external blob");
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}
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static void cpu_fixed_free(void* state, void* allocation) {
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auto on_release = static_cast<std::function<void(void*)>*>(state);
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(*on_release)(allocation);
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delete on_release;
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}
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static Allocator CPU_fixed_allocator = {
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cpu_fixed_malloc,
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cpu_fixed_realloc,
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cpu_fixed_free};
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} // namespace at
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#else
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#error "This file should not be included when either TORCH_STABLE_ONLY or TORCH_TARGET_VERSION is defined."
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#endif // !defined(TORCH_STABLE_ONLY) && !defined(TORCH_TARGET_VERSION)
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