1 /* $NetBSD: asm.h,v 1.7 2001/06/10 19:06:26 msaitoh Exp $ */ 2 3 /*- 4 * Copyright (c) 1990 The Regents of the University of California. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * William Jolitz. 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 * @(#)asm.h 5.5 (Berkeley) 5/7/91 39 */ 40 41 #ifndef _SH3_ASM_H_ 42 #define _SH3_ASM_H_ 43 44 45 #define PIC_PROLOGUE 46 #define PIC_EPILOGUE 47 #define PIC_PLT(x) x 48 #define PIC_GOT(x) x 49 #define PIC_GOTOFF(x) x 50 51 #ifdef __ELF__ 52 #define __LEADING_UNDERSCORE 53 #endif 54 55 #if (defined(__ELF__) && !defined(__LEADING_UNDERSCORE)) 56 # define _C_LABEL(x) x 57 #else 58 #ifdef __STDC__ 59 # define _C_LABEL(x) _ ## x 60 #else 61 # define _C_LABEL(x) _/**/x 62 #endif 63 #endif 64 #define _ASM_LABEL(x) x 65 66 /* let kernels and others override entrypoint alignment */ 67 #ifndef _ALIGN_TEXT 68 # define _ALIGN_TEXT .align 2 69 #endif 70 71 #ifdef __ELF__ 72 #define _ENTRY(x) \ 73 .text ;\ 74 _ALIGN_TEXT; \ 75 .globl x; \ 76 .type x,@function; \ 77 x: 78 #else 79 #define _ENTRY(x) \ 80 .text ;\ 81 _ALIGN_TEXT; \ 82 .globl x; \ 83 x: 84 #endif 85 86 # define _PROF_PROLOGUE 87 88 #define ENTRY(y) _ENTRY(_C_LABEL(y)); \ 89 _PROF_PROLOGUE 90 #define NENTRY(y) _ENTRY(_C_LABEL(y)) 91 #define ASENTRY(y) _ENTRY(_ASM_LABEL(y));\ 92 _PROF_PROLOGUE 93 94 #ifdef __ELF__ 95 #define ALTENTRY(name) .globl _C_LABEL(name); \ 96 .type _C_LABEL(name),@function; \ 97 _C_LABEL(name): 98 #else 99 #define ALTENTRY(name) .globl _C_LABEL(name); \ 100 _C_LABEL(name): 101 #endif 102 103 #define ASMSTR .asciz 104 105 #define RCSID(x) .text; .asciz x 106 107 #ifdef __ELF__ 108 #define WEAK_ALIAS(alias,sym) \ 109 .weak _C_LABEL(alias); \ 110 _C_LABEL(alias) = _C_LABEL(sym) 111 #endif 112 113 #ifdef __STDC__ 114 #define __STRING(x) #x 115 #define WARN_REFERENCES(sym, msg) 116 #else 117 #define __STRING(x) "x" 118 #define WARN_REFERENCES(sym, msg) 119 #endif /* __STDC__ */ 120 121 #endif /* !_SH3_ASM_H_ */ 122