From 5a0761ed3cc47405b2c993a285e83f087175ecfa Mon Sep 17 00:00:00 2001 From: Dmitry Vyukov Date: Thu, 20 Dec 2012 07:47:04 +0000 Subject: [PATCH] tsan: add Java interface llvm-svn: 170679 --- compiler-rt/lib/tsan/rtl/tsan_interface_java.h | 64 ++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 compiler-rt/lib/tsan/rtl/tsan_interface_java.h diff --git a/compiler-rt/lib/tsan/rtl/tsan_interface_java.h b/compiler-rt/lib/tsan/rtl/tsan_interface_java.h new file mode 100644 index 0000000..1f3afc8 --- /dev/null +++ b/compiler-rt/lib/tsan/rtl/tsan_interface_java.h @@ -0,0 +1,64 @@ +//===-- tsan_interface_java.h -----------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file is a part of ThreadSanitizer (TSan), a race detector. +// +//===----------------------------------------------------------------------===// +#ifndef TSAN_INTERFACE_JAVA_H +#define TSAN_INTERFACE_JAVA_H + +#ifndef INTERFACE_ATTRIBUTE +# define INTERFACE_ATTRIBUTE __attribute__((visibility("default"))) +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +typedef unsigned long jptr; // NOLINT + + +// Must be called before any other callback from Java. +void __tsan_java_init(jptr heap_begin, jptr heap_size) INTERFACE_ATTRIBUTE; +// Must be called when the application exits. +// Not necessary the last callback (concurrently running threads are OK). +// Returns exit status or 0 if tsan does not want to override it. +int __tsan_java_fini() INTERFACE_ATTRIBUTE; + +// Callback for memory allocations. +// May be omitted for allocations that are not subject to data races +// nor contain synchronization objects (e.g. String). +void __tsan_java_alloc(jptr ptr, jptr size) INTERFACE_ATTRIBUTE; +// Callback for memory free. +// Can be aggregated for several objects (preferably). +void __tsan_java_free(jptr ptr, jptr size) INTERFACE_ATTRIBUTE; +// Callback for memory move by GC. +// Can be aggregated for several objects (preferably). +// The ranges must not overlap. +void __tsan_java_move(jptr src, jptr dst, jptr size) INTERFACE_ATTRIBUTE; + +// Mutex lock. +// Addr is any unique address associated with the mutex. +// Must not be called on recursive reentry. +// Object.wait() is handled as a pair of unlock/lock. +void __tsan_java_mutex_lock(jptr addr) INTERFACE_ATTRIBUTE; +// Mutex unlock. +void __tsan_java_mutex_unlock(jptr addr) INTERFACE_ATTRIBUTE; +// Mutex read lock. +void __tsan_java_mutex_read_lock(jptr addr) INTERFACE_ATTRIBUTE; +// Mutex read unlock. +void __tsan_java_mutex_read_unlock(jptr addr) INTERFACE_ATTRIBUTE; + +#ifdef __cplusplus +} // extern "C" +#endif + +#undef INTERFACE_ATTRIBUTE + +#endif // #ifndef TSAN_INTERFACE_JAVA_H -- 2.7.4