1 /* $NetBSD: asm.h,v 1.12 2010/12/20 21:11:24 joerg 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 _ASM_LS_CHAR ! 44 45 #define LEAF_ENTRY_NOPROFILE(x) !\ 46 ! .text ! .align 4 !\ 47 .export x, entry ! .label x ! .proc !\ 48 .callinfo frame=0, no_calls, save_rp !\ 49 .entry 50 51 #define ENTRY_NOPROFILE(x,n) !\ 52 ! .text ! .align 4 !\ 53 .export x, entry ! .label x ! .proc !\ 54 .callinfo frame=n, calls, save_rp, save_sp !\ 55 .entry 56 57 #ifdef GPROF 58 59 #define _PROF_PROLOGUE !\ 60 1: !\ 61 stw %rp, HPPA_FRAME_CRP(%sp) !\ 62 stw %arg0, HPPA_FRAME_ARG(0)(%sp) !\ 63 stw %arg1, HPPA_FRAME_ARG(1)(%sp) !\ 64 stw %arg2, HPPA_FRAME_ARG(2)(%sp) !\ 65 stw %arg3, HPPA_FRAME_ARG(3)(%sp) !\ 66 ldo HPPA_FRAME_SIZE(%sp), %sp !\ 67 copy %rp, %arg0 !\ 68 bl 2f, %arg1 !\ 69 depi 0, 31, 2, %arg1 !\ 70 2: !\ 71 bl _mcount, %rp !\ 72 ldo 1b - 2b(%arg1), %arg1 !\ 73 ldo -HPPA_FRAME_SIZE(%sp), %sp !\ 74 ldw HPPA_FRAME_ARG(3)(%sp), %arg3 !\ 75 ldw HPPA_FRAME_ARG(2)(%sp), %arg2 !\ 76 ldw HPPA_FRAME_ARG(1)(%sp), %arg1 !\ 77 ldw HPPA_FRAME_ARG(0)(%sp), %arg0 !\ 78 ldw HPPA_FRAME_CRP(%sp), %rp !\ 79 80 #define LEAF_ENTRY(x) !\ 81 ENTRY_NOPROFILE(x,HPPA_FRAME_SIZE) !\ 82 _PROF_PROLOGUE 83 84 #else /* GPROF */ 85 86 #define _PROF_PROLOGUE 87 88 #define LEAF_ENTRY(x) !\ 89 LEAF_ENTRY_NOPROFILE(x) 90 91 #endif /* GPROF */ 92 93 #define ENTRY(x,n) !\ 94 ENTRY_NOPROFILE(x,n) !\ 95 _PROF_PROLOGUE 96 97 #define ALTENTRY(x) ! .export x, entry ! .label x 98 #define EXIT(x) ! .exit ! .procend ! .size x, .-x 99 100 #define RCSID(x) .text !\ 101 .asciz x !\ 102 .align 4 103 104 #define WEAK_ALIAS(alias,sym) \ 105 .weak alias ! \ 106 alias = sym 107 108 /* 109 * STRONG_ALIAS: create a strong alias. 110 */ 111 #define STRONG_ALIAS(alias,sym) \ 112 .globl alias ! \ 113 alias = sym 114 115 #define CALL(func,tmp) !\ 116 ldil L%func, tmp !\ 117 ldo R%func(tmp), tmp !\ 118 .call !\ 119 blr %r0, %rp !\ 120 bv,n %r0(tmp) !\ 121 nop 122 123 #ifdef PIC 124 #define PIC_CALL(func) !\ 125 addil LT%func, %r19 !\ 126 ldw RT%func(%r1), %r1 !\ 127 .call !\ 128 blr %r0, %rp !\ 129 bv,n %r0(%r1) !\ 130 nop 131 #else 132 #define PIC_CALL(func) !\ 133 CALL(func,%r1) 134 #endif 135 136 #ifdef __STDC__ 137 #define WARN_REFERENCES(sym,msg) \ 138 .pushsection .gnu.warning. ## sym; \ 139 .ascii msg; \ 140 .popsection 141 #else 142 #define WARN_REFERENCES(sym,msg) \ 143 .pushsection .gnu.warning./**/sym; \ 144 .ascii msg; \ 145 .popsection 146 #endif /* __STDC__ */ 147 148 #define BSS(n,s) .comm n, s 149 #define SZREG 4 150 151 #endif /* _HPPA_ASM_H_ */ 152