1*32b97dedSpascal /* $OpenBSD: profile.h,v 1.4 2012/08/22 17:19:35 pascal Exp $ */ 28a753c22Sart 38a753c22Sart /* 48a753c22Sart * Copyright (c) 1992, 1993 58a753c22Sart * The Regents of the University of California. All rights reserved. 68a753c22Sart * 78a753c22Sart * This software was developed by the Computer Systems Engineering group 88a753c22Sart * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 98a753c22Sart * contributed to Berkeley. 108a753c22Sart * 118a753c22Sart * All advertising materials mentioning features or use of this software 128a753c22Sart * must display the following acknowledgement: 138a753c22Sart * This product includes software developed by the University of 148a753c22Sart * California, Lawrence Berkeley Laboratory. 158a753c22Sart * 168a753c22Sart * Redistribution and use in source and binary forms, with or without 178a753c22Sart * modification, are permitted provided that the following conditions 188a753c22Sart * are met: 198a753c22Sart * 1. Redistributions of source code must retain the above copyright 208a753c22Sart * notice, this list of conditions and the following disclaimer. 218a753c22Sart * 2. Redistributions in binary form must reproduce the above copyright 228a753c22Sart * notice, this list of conditions and the following disclaimer in the 238a753c22Sart * documentation and/or other materials provided with the distribution. 2429295d1cSmillert * 3. Neither the name of the University nor the names of its contributors 258a753c22Sart * may be used to endorse or promote products derived from this software 268a753c22Sart * without specific prior written permission. 278a753c22Sart * 288a753c22Sart * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 298a753c22Sart * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 308a753c22Sart * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 318a753c22Sart * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 328a753c22Sart * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 338a753c22Sart * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 348a753c22Sart * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 358a753c22Sart * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 368a753c22Sart * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 378a753c22Sart * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 388a753c22Sart * SUCH DAMAGE. 398a753c22Sart * 408a753c22Sart * @(#)profile.h 8.1 (Berkeley) 6/11/93 418a753c22Sart */ 428a753c22Sart 43*32b97dedSpascal #ifdef __PIC__ 448a753c22Sart /* Inline expansion of PICCY_SET() (see <machine/asm.h>). */ 458a753c22Sart #define MCOUNT \ 468a753c22Sart __asm__(".global _mcount");\ 478a753c22Sart __asm__("_mcount:");\ 488a753c22Sart __asm__("add %o7, 8, %o1");\ 498a753c22Sart __asm__("1: rd %pc, %o2");\ 50ac28fa59Sart __asm__("add %o2, __mcount-1b, %o2");\ 518a753c22Sart __asm__("ld [%o2], %o2");\ 528a753c22Sart __asm__("jmpl %o2, %g0");\ 538a753c22Sart __asm__("add %i7, 8, %o0"); 548a753c22Sart #else 558a753c22Sart #define MCOUNT \ 568a753c22Sart __asm__(".global _mcount");\ 578a753c22Sart __asm__("_mcount:");\ 588a753c22Sart __asm__("add %i7, 8, %o0");\ 598a753c22Sart __asm__("sethi %hi(__mcount), %o2");\ 608a753c22Sart __asm__("jmpl %o2 + %lo(__mcount), %g0");\ 618a753c22Sart __asm__("add %o7, 8, %o1"); 628a753c22Sart #endif 638a753c22Sart 648a753c22Sart #define _MCOUNT_DECL static void __mcount 658a753c22Sart 668a753c22Sart #ifdef _KERNEL 678a753c22Sart /* 688a753c22Sart * Block interrupts during mcount so that those interrupts can also be 698a753c22Sart * counted (as soon as we get done with the current counting). On the 708a753c22Sart * SPARC, we just splhigh/splx as those do not recursively invoke mcount. 718a753c22Sart */ 728a753c22Sart #define MCOUNT_ENTER s = splhigh() 738a753c22Sart #define MCOUNT_EXIT splx(s) 748a753c22Sart #endif /* _KERNEL */ 75