1 /* $NetBSD: asm.h,v 1.9 2007/12/02 15:55:09 skrll Exp $ */ 2 3 /* $OpenBSD: asm.h,v 1.12 2001/03/29 02:15:57 mickey Exp $ */ 4 5 /* 6 * Copyright (c) 1990,1991,1994 The University of Utah and 7 * the Computer Systems Laboratory (CSL). All rights reserved. 8 * 9 * Permission to use, copy, modify and distribute this software is hereby 10 * granted provided that (1) source code retains these copyright, permission, 11 * and disclaimer notices, and (2) redistributions including binaries 12 * reproduce the notices in supporting documentation, and (3) all advertising 13 * materials mentioning features or use of this software display the following 14 * acknowledgement: ``This product includes software developed by the 15 * Computer Systems Laboratory at the University of Utah.'' 16 * 17 * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS 18 * IS" CONDITION. THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF 19 * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 20 * 21 * CSL requests users of this software to return to csl-dist@cs.utah.edu any 22 * improvements that they make and grant CSL redistribution rights. 23 * 24 * Utah $Hdr: asm.h 1.8 94/12/14$ 25 */ 26 27 #ifndef _HPPA_ASM_H_ 28 #define _HPPA_ASM_H_ 29 30 #include <machine/frame.h> 31 /* 32 * hppa assembler definitions 33 */ 34 35 #ifdef __STDC__ 36 #define __CONCAT(a,b) a ## b 37 #else 38 #define __CONCAT(a,b) a/**/b 39 #endif 40 41 #define _C_LABEL(x) x 42 43 #define LEAF_ENTRY_NOPROFILE(x) !\ 44 ! .text ! .align 4 !\ 45 .export x, entry ! .label x ! .proc !\ 46 .callinfo frame=0, no_calls, save_rp !\ 47 .entry 48 49 #define ENTRY_NOPROFILE(x,n) !\ 50 ! .text ! .align 4 !\ 51 .export x, entry ! .label x ! .proc !\ 52 .callinfo frame=n, calls, save_rp, save_sp !\ 53 .entry 54 55 #ifdef GPROF 56 57 #define _PROF_PROLOGUE !\ 58 1: !\ 59 stw %rp, HPPA_FRAME_CRP(%sp) !\ 60 stw %arg0, HPPA_FRAME_ARG(0)(%sp) !\ 61 stw %arg1, HPPA_FRAME_ARG(1)(%sp) !\ 62 stw %arg2, HPPA_FRAME_ARG(2)(%sp) !\ 63 stw %arg3, HPPA_FRAME_ARG(3)(%sp) !\ 64 ldo HPPA_FRAME_SIZE(%sp), %sp !\ 65 copy %rp, %arg0 !\ 66 bl 2f, %arg1 !\ 67 depi 0, 31, 2, %arg1 !\ 68 2: !\ 69 bl _mcount, %rp !\ 70 ldo 1b - 2b(%arg1), %arg1 !\ 71 ldo -HPPA_FRAME_SIZE(%sp), %sp !\ 72 ldw HPPA_FRAME_ARG(3)(%sp), %arg3 !\ 73 ldw HPPA_FRAME_ARG(2)(%sp), %arg2 !\ 74 ldw HPPA_FRAME_ARG(1)(%sp), %arg1 !\ 75 ldw HPPA_FRAME_ARG(0)(%sp), %arg0 !\ 76 ldw HPPA_FRAME_CRP(%sp), %rp !\ 77 78 #define LEAF_ENTRY(x) !\ 79 ENTRY_NOPROFILE(x,HPPA_FRAME_SIZE) !\ 80 _PROF_PROLOGUE 81 82 #else /* GPROF */ 83 84 #define _PROF_PROLOGUE 85 86 #define LEAF_ENTRY(x) !\ 87 LEAF_ENTRY_NOPROFILE(x) 88 89 #endif /* GPROF */ 90 91 #define ENTRY(x,n) !\ 92 ENTRY_NOPROFILE(x,n) !\ 93 _PROF_PROLOGUE 94 95 #define ALTENTRY(x) ! .export x, entry ! .label x 96 #define EXIT(x) ! .exit ! .procend ! .size x, .-x 97 98 #define RCSID(x) .text !\ 99 .asciz x !\ 100 .align 4 101 102 #define WEAK_ALIAS(alias,sym) \ 103 .weak alias ! \ 104 alias = sym 105 106 /* 107 * STRONG_ALIAS: create a strong alias. 108 */ 109 #define STRONG_ALIAS(alias,sym) \ 110 .globl alias ! \ 111 alias = sym 112 113 #define CALL(func,tmp) !\ 114 ldil L%func, tmp !\ 115 ldo R%func(tmp), tmp !\ 116 .call !\ 117 blr %r0, %rp !\ 118 bv,n %r0(tmp) !\ 119 nop 120 121 #ifdef PIC 122 #define PIC_CALL(func) !\ 123 addil LT%func, %r19 !\ 124 ldw RT%func(%r1), %r1 !\ 125 .call !\ 126 blr %r0, %rp !\ 127 bv,n %r0(%r1) !\ 128 nop 129 #else 130 #define PIC_CALL(func) !\ 131 CALL(func,%r1) 132 #endif 133 134 #ifdef __STDC__ 135 #define WARN_REFERENCES(sym,msg) \ 136 .stabs msg ## ,30,0,0,0 ; \ 137 .stabs __STRING(sym) ## ,1,0,0,0 138 #else 139 #define WARN_REFERENCES(sym,msg) \ 140 .stabs msg,30,0,0,0 ; \ 141 .stabs __STRING(sym),1,0,0,0 142 #endif 143 144 #define BSS(n,s) ! .data ! .label n ! .comm s 145 #define SZREG 4 146 147 #endif /* _HPPA_ASM_H_ */ 148