1 /*- 2 * Copyright (C) 1995, 1996 Wolfgang Solfrank. 3 * Copyright (C) 1995, 1996 TooLs GmbH. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by TooLs GmbH. 17 * 4. The name of TooLs GmbH may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 * 31 * $NetBSD: asm.h,v 1.6.18.1 2000/07/25 08:37:14 kleink Exp $ 32 * $FreeBSD$ 33 */ 34 35 #ifndef _MACHINE_ASM_H_ 36 #define _MACHINE_ASM_H_ 37 38 #include <sys/cdefs.h> 39 40 #ifdef PIC 41 #define PIC_PROLOGUE XXX 42 #define PIC_EPILOGUE XXX 43 #define PIC_PLT(x) x@plt 44 #ifdef __STDC__ 45 #define PIC_GOT(x) XXX 46 #else /* not __STDC__ */ 47 #define PIC_GOT(x) XXX 48 #endif /* __STDC__ */ 49 #else 50 #define PIC_PROLOGUE 51 #define PIC_EPILOGUE 52 #define PIC_PLT(x) x 53 #define PIC_GOT(x) x 54 #endif 55 56 #ifdef __powerpc64__ 57 #undef PIC_PLT 58 #define PIC_PLT(x) __CONCAT(.,x) 59 #endif 60 61 #define CNAME(csym) csym 62 #define ASMNAME(asmsym) asmsym 63 #ifdef __powerpc64__ 64 #define HIDENAME(asmsym) __CONCAT(_,asmsym) 65 #else 66 #define HIDENAME(asmsym) __CONCAT(.,asmsym) 67 #endif 68 69 #define _GLOBAL(x) \ 70 .data; .align 2; .globl x; x: 71 72 #ifdef __powerpc64__ 73 #define _ENTRY(x) \ 74 .text; .align 2; .globl x; .section ".opd","aw"; \ 75 .align 3; x: \ 76 .quad .x,.TOC.@tocbase,0; .previous; \ 77 .align 4; .globl .x; .type .x,@function; .x: 78 #else 79 #define _ENTRY(x) \ 80 .text; .align 4; .globl x; .type x,@function; x: 81 #endif 82 83 #if defined(PROF) || (defined(_KERNEL) && defined(GPROF)) 84 # define _PROF_PROLOGUE mflr 0; stw 0,4(1); bl _mcount 85 #else 86 # define _PROF_PROLOGUE 87 #endif 88 89 #define ENTRY(y) _ENTRY(CNAME(y)); _PROF_PROLOGUE 90 #define ASENTRY(y) _ENTRY(ASMNAME(y)); _PROF_PROLOGUE 91 #define GLOBAL(y) _GLOBAL(CNAME(y)) 92 93 #define ASMSTR .asciz 94 95 #define RCSID(x) .text; .asciz x 96 97 #undef __FBSDID 98 #if !defined(lint) && !defined(STRIP_FBSDID) 99 #define __FBSDID(s) .ident s 100 #else 101 #define __FBSDID(s) /* nothing */ 102 #endif /* not lint and not STRIP_FBSDID */ 103 104 #define WEAK_ALIAS(alias,sym) \ 105 .weak alias; \ 106 alias = sym 107 108 #ifdef __STDC__ 109 #define WARN_REFERENCES(_sym,_msg) \ 110 .section .gnu.warning. ## _sym ; .ascii _msg ; .text 111 #else 112 #define WARN_REFERENCES(_sym,_msg) \ 113 .section .gnu.warning./**/_sym ; .ascii _msg ; .text 114 #endif /* __STDC__ */ 115 116 #endif /* !_MACHINE_ASM_H_ */ 117