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llvm.src
lib
Support
Hashing.cpp
Go to the documentation of this file.
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//===-------------- lib/Support/Hashing.cpp -------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file provides implementation bits for the LLVM common hashing
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// infrastructure. Documentation and most of the other information is in the
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// header file.
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//
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//===----------------------------------------------------------------------===//
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#include "
llvm/ADT/Hashing.h
"
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using namespace
llvm;
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// Provide a definition and static initializer for the fixed seed. This
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// initializer should always be zero to ensure its value can never appear to be
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// non-zero, even during dynamic initialization.
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size_t
llvm::hashing::detail::fixed_seed_override
= 0;
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// Implement the function for forced setting of the fixed seed.
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// FIXME: Use atomic operations here so that there is no data race.
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void
llvm::set_fixed_execution_hash_seed
(
size_t
fixed_value) {
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hashing::detail::fixed_seed_override
= fixed_value;
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}
llvm::set_fixed_execution_hash_seed
void set_fixed_execution_hash_seed(size_t fixed_value)
Override the execution seed with a fixed value.
Definition:
Hashing.cpp:27
Hashing.h
llvm::hashing::detail::fixed_seed_override
size_t fixed_seed_override
A global, fixed seed-override variable.
Definition:
Hashing.cpp:23
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