NetBSD/sys/arch/hppa/include/asm.h

152 lines
3.6 KiB
C

/* $NetBSD: asm.h,v 1.13 2011/02/12 16:31:32 matt Exp $ */
/* $OpenBSD: asm.h,v 1.12 2001/03/29 02:15:57 mickey Exp $ */
/*
* Copyright (c) 1990,1991,1994 The University of Utah and
* the Computer Systems Laboratory (CSL). All rights reserved.
*
* Permission to use, copy, modify and distribute this software is hereby
* granted provided that (1) source code retains these copyright, permission,
* and disclaimer notices, and (2) redistributions including binaries
* reproduce the notices in supporting documentation, and (3) all advertising
* materials mentioning features or use of this software display the following
* acknowledgement: ``This product includes software developed by the
* Computer Systems Laboratory at the University of Utah.''
*
* THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
* IS" CONDITION. THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
* ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* CSL requests users of this software to return to csl-dist@cs.utah.edu any
* improvements that they make and grant CSL redistribution rights.
*
* Utah $Hdr: asm.h 1.8 94/12/14$
*/
#ifndef _HPPA_ASM_H_
#define _HPPA_ASM_H_
#include <machine/frame.h>
/*
* hppa assembler definitions
*/
#ifdef __STDC__
#define __CONCAT(a,b) a ## b
#else
#define __CONCAT(a,b) a/**/b
#endif
#define _C_LABEL(x) x
#define _ASM_LS_CHAR !
#define LEAF_ENTRY_NOPROFILE(x) !\
! .text ! .align 4 !\
.export x, entry ! .label x ! .proc !\
.callinfo frame=0, no_calls, save_rp !\
.entry
#define ENTRY_NOPROFILE(x,n) !\
! .text ! .align 4 !\
.export x, entry ! .label x ! .proc !\
.callinfo frame=n, calls, save_rp, save_sp !\
.entry
#ifdef GPROF
#define _PROF_PROLOGUE !\
1: !\
stw %rp, HPPA_FRAME_CRP(%sp) !\
stw %arg0, HPPA_FRAME_ARG(0)(%sp) !\
stw %arg1, HPPA_FRAME_ARG(1)(%sp) !\
stw %arg2, HPPA_FRAME_ARG(2)(%sp) !\
stw %arg3, HPPA_FRAME_ARG(3)(%sp) !\
ldo HPPA_FRAME_SIZE(%sp), %sp !\
copy %rp, %arg0 !\
bl 2f, %arg1 !\
depi 0, 31, 2, %arg1 !\
2: !\
bl _mcount, %rp !\
ldo 1b - 2b(%arg1), %arg1 !\
ldo -HPPA_FRAME_SIZE(%sp), %sp !\
ldw HPPA_FRAME_ARG(3)(%sp), %arg3 !\
ldw HPPA_FRAME_ARG(2)(%sp), %arg2 !\
ldw HPPA_FRAME_ARG(1)(%sp), %arg1 !\
ldw HPPA_FRAME_ARG(0)(%sp), %arg0 !\
ldw HPPA_FRAME_CRP(%sp), %rp !\
#define LEAF_ENTRY(x) !\
ENTRY_NOPROFILE(x,HPPA_FRAME_SIZE) !\
_PROF_PROLOGUE
#else /* GPROF */
#define _PROF_PROLOGUE
#define LEAF_ENTRY(x) !\
LEAF_ENTRY_NOPROFILE(x)
#endif /* GPROF */
#define ENTRY(x,n) !\
ENTRY_NOPROFILE(x,n) !\
_PROF_PROLOGUE
#define ALTENTRY(x) ! .export x, entry ! .label x
#define EXIT(x) ! .exit ! .procend ! .size x, .-x
#define RCSID(x) .pushsection ".ident" !\
.asciz x !\
.popsection
#define WEAK_ALIAS(alias,sym) \
.weak alias ! \
alias = sym
/*
* STRONG_ALIAS: create a strong alias.
*/
#define STRONG_ALIAS(alias,sym) \
.globl alias ! \
alias = sym
#define CALL(func,tmp) !\
ldil L%func, tmp !\
ldo R%func(tmp), tmp !\
.call !\
blr %r0, %rp !\
bv,n %r0(tmp) !\
nop
#ifdef PIC
#define PIC_CALL(func) !\
addil LT%func, %r19 !\
ldw RT%func(%r1), %r1 !\
.call !\
blr %r0, %rp !\
bv,n %r0(%r1) !\
nop
#else
#define PIC_CALL(func) !\
CALL(func,%r1)
#endif
#ifdef __STDC__
#define WARN_REFERENCES(sym,msg) \
.pushsection .gnu.warning. ## sym; \
.ascii msg; \
.popsection
#else
#define WARN_REFERENCES(sym,msg) \
.pushsection .gnu.warning./**/sym; \
.ascii msg; \
.popsection
#endif /* __STDC__ */
#define BSS(n,s) .comm n, s
#define SZREG 4
#endif /* _HPPA_ASM_H_ */