1 /* $NetBSD: profile.h,v 1.5 1995/03/28 18:19:23 jtc Exp $ */ 2 3 /* 4 * Copyright (c) 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Ralph Campbell. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)profile.h 8.1 (Berkeley) 6/10/93 39 */ 40 41 #define _MCOUNT_DECL static void __mcount 42 43 #define MCOUNT \ 44 asm(".globl _mcount;" \ 45 "_mcount:;" \ 46 ".set noreorder;" \ 47 ".set noat;" \ 48 "sw $4,8($29);" \ 49 "sw $5,12($29);" \ 50 "sw $6,16($29);" \ 51 "sw $7,20($29);" \ 52 "sw $1,0($29);" \ 53 "sw $31,4($29);" \ 54 "move $5,$31;" \ 55 "jal __mcount;" \ 56 "move $4,$1;" \ 57 "lw $4,8($29);" \ 58 "lw $5,12($29);" \ 59 "lw $6,16($29);" \ 60 "lw $7,20($29);" \ 61 "lw $31,4($29);" \ 62 "lw $1,0($29);" \ 63 "addu $29,$29,8;" \ 64 "j $31;" \ 65 "move $31,$1;" \ 66 ".set reorder;" \ 67 ".set at"); 68 69 #ifdef _KERNEL 70 /* 71 * The following two macros do splhigh and splx respectively. 72 * They have to be defined this way because these are real 73 * functions on the PMAX, and we do not want to invoke mcount 74 * recursively. 75 */ 76 #define MCOUNT_ENTER s = _splhigh() 77 78 #define MCOUNT_EXIT _splx(s) 79 #endif /* _KERNEL */ 80