6910484: incorrect integer optimization (loosing and op-r in a given example)
Summary: Remove AND operation only if mask is equal to shift.
Reviewed-by: never
/* * Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Sun designates this * particular file as subject to the "Classpath" exception as provided * by Sun in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. */#ifndef _JLI_UTIL_H#define _JLI_UTIL_H#include <stdlib.h>#include <jni.h>void *JLI_MemAlloc(size_t size);void *JLI_MemRealloc(void *ptr, size_t size);char *JLI_StringDup(const char *s1);void JLI_MemFree(void *ptr);char **JLI_CopyArgs(int argc, const char **iargv);int JLI_StrCCmp(const char *s1, const char* s2);#define JLI_StrLen(p1) strlen((p1))#define JLI_StrChr(p1, p2) strchr((p1), (p2))#define JLI_StrRChr(p1, p2) strrchr((p1), (p2))#define JLI_StrCmp(p1, p2) strcmp((p1), (p2))#define JLI_StrNCmp(p1, p2, p3) strncmp((p1), (p2), (p3))#define JLI_StrCat(p1, p2) strcat((p1), (p2))#define JLI_StrCpy(p1, p2) strcpy((p1), (p2))#define JLI_StrNCpy(p1, p2, p3) strncpy((p1), (p2), (p3))#define JLI_StrStr(p1, p2) strstr((p1), (p2))#define JLI_StrSpn(p1, p2) strspn((p1), (p2))#define JLI_StrCSpn(p1, p2) strcspn((p1), (p2))#define JLI_StrPBrk(p1, p2) strpbrk((p1), (p2))/* On Windows lseek() is in io.h rather than the location dictated by POSIX. */#ifdef _WIN32#include <windows.h>#include <io.h>#define JLI_StrCaseCmp(p1, p2) stricmp((p1), (p2))#define JLI_StrNCaseCmp(p1, p2, p3) strnicmp((p1), (p2), (p3))#else#include <unistd.h>#define JLI_StrCaseCmp(p1, p2) strcasecmp((p1), (p2))#define JLI_StrNCaseCmp(p1, p2, p3) strncasecmp((p1), (p2), (p3))#endif /* _WIN32 *//* * Make launcher spit debug output. */void JLI_TraceLauncher(const char* fmt, ...);void JLI_SetTraceLauncher();jboolean JLI_IsTraceLauncher();#endif /* _JLI_UTIL_H */