xref: /freebsd/contrib/llvm-project/llvm/lib/Support/Valgrind.cpp (revision 1fd87a682ad7442327078e1eeb63edc4258f9815)
10b57cec5SDimitry Andric //===-- Valgrind.cpp - Implement Valgrind communication ---------*- C++ -*-===//
20b57cec5SDimitry Andric //
30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
60b57cec5SDimitry Andric //
70b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
80b57cec5SDimitry Andric //
90b57cec5SDimitry Andric //  Defines Valgrind communication methods, if HAVE_VALGRIND_VALGRIND_H is
100b57cec5SDimitry Andric //  defined.  If we have valgrind.h but valgrind isn't running, its macros are
110b57cec5SDimitry Andric //  no-ops.
120b57cec5SDimitry Andric //
130b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
140b57cec5SDimitry Andric 
15*1fd87a68SDimitry Andric #include <stddef.h>
160b57cec5SDimitry Andric #include "llvm/Support/Valgrind.h"
170b57cec5SDimitry Andric #include "llvm/Config/config.h"
180b57cec5SDimitry Andric 
190b57cec5SDimitry Andric #if HAVE_VALGRIND_VALGRIND_H
200b57cec5SDimitry Andric #include <valgrind/valgrind.h>
210b57cec5SDimitry Andric 
RunningOnValgrind()220b57cec5SDimitry Andric bool llvm::sys::RunningOnValgrind() {
230b57cec5SDimitry Andric   return RUNNING_ON_VALGRIND;
240b57cec5SDimitry Andric }
250b57cec5SDimitry Andric 
ValgrindDiscardTranslations(const void * Addr,size_t Len)260b57cec5SDimitry Andric void llvm::sys::ValgrindDiscardTranslations(const void *Addr, size_t Len) {
270b57cec5SDimitry Andric   VALGRIND_DISCARD_TRANSLATIONS(Addr, Len);
280b57cec5SDimitry Andric }
290b57cec5SDimitry Andric 
300b57cec5SDimitry Andric #else  // !HAVE_VALGRIND_VALGRIND_H
310b57cec5SDimitry Andric 
RunningOnValgrind()320b57cec5SDimitry Andric bool llvm::sys::RunningOnValgrind() {
330b57cec5SDimitry Andric   return false;
340b57cec5SDimitry Andric }
350b57cec5SDimitry Andric 
ValgrindDiscardTranslations(const void * Addr,size_t Len)360b57cec5SDimitry Andric void llvm::sys::ValgrindDiscardTranslations(const void *Addr, size_t Len) {
370b57cec5SDimitry Andric }
380b57cec5SDimitry Andric 
390b57cec5SDimitry Andric #endif  // !HAVE_VALGRIND_VALGRIND_H
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