mirror of
https://github.com/moses-smt/mosesdecoder.git
synced 2024-11-10 10:59:21 +03:00
44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
#include "util/scoped.hh"
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#include <cstdlib>
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#if !defined(_WIN32) && !defined(_WIN64)
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#include <sys/mman.h>
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#endif
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namespace util {
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// TODO: if we're really under memory pressure, don't allocate memory to
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// display the error.
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MallocException::MallocException(std::size_t requested) throw() {
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*this << "for " << requested << " bytes ";
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}
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MallocException::~MallocException() throw() {}
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namespace {
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void *InspectAddr(void *addr, std::size_t requested, const char *func_name) {
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UTIL_THROW_IF_ARG(!addr && requested, MallocException, (requested), "in " << func_name);
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return addr;
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}
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} // namespace
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void *MallocOrThrow(std::size_t requested) {
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return InspectAddr(std::malloc(requested), requested, "malloc");
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}
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void *CallocOrThrow(std::size_t requested) {
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return InspectAddr(std::calloc(1, requested), requested, "calloc");
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}
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void scoped_malloc::call_realloc(std::size_t requested) {
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p_ = InspectAddr(std::realloc(p_, requested), requested, "realloc");
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}
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void AdviseHugePages(const void *addr, std::size_t size) {
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#if MADV_HUGEPAGE
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madvise((void*)addr, size, MADV_HUGEPAGE);
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#endif
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}
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} // namespace util
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