122 lines
3.5 KiB
C
122 lines
3.5 KiB
C
/* $FreeBSD$ */
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/* From: NetBSD: profile.h,v 1.9 1997/04/06 08:47:37 cgd Exp */
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/*
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* Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#define _MCOUNT_DECL void mcount
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#define FUNCTION_ALIGNMENT 32
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typedef u_long fptrdiff_t;
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#define MCOUNT __asm (" \n\
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.globl _mcount \n\
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.proc _mcount \n\
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_mcount: \n\
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alloc loc0=ar.pfs,8,7,2,0 // space to save r8-r11,rp,b7 \n\
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add sp=-8*16,sp // space to save f8-f15 \n\
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mov loc1=rp // caller's return address \n\
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mov loc2=b7 // our return back to caller \n\
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;; \n\
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add r17=16,sp // leave 16 bytes for mcount \n\
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add r18=32,sp \n\
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;; \n\
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mov loc3=r8 // structure return address \n\
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mov loc4=r9 // language specific \n\
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mov loc5=r10 // language specific \n\
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mov loc6=r11 // language specific \n\
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;; \n\
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stf.spill [r17]=f8,32 // save float arguments \n\
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stf.spill [r18]=f9,32 \n\
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mov out0=rp // frompc \n\
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;; \n\
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stf.spill [r17]=f10,32 \n\
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stf.spill [r18]=f11,32 \n\
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mov out1=b7 // selfpc \n\
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;; \n\
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stf.spill [r17]=f12,32 \n\
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stf.spill [r18]=f13,32 \n\
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;; \n\
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stf.spill [r17]=f14,32 \n\
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stf.spill [r18]=f15,32 \n\
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;; \n\
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br.call.sptk.many rp=mcount \n\
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;; \n\
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add r17=16,sp \n\
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add r18=32,sp \n\
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;; \n\
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ldf.fill f8=[r17],32 \n\
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ldf.fill f9=[r18],32 \n\
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mov r8=loc3 // restore structure pointer \n\
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;; \n\
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ldf.fill f10=[r17],32 // restore float arguments \n\
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ldf.fill f11=[r18],32 \n\
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mov r9=loc4 \n\
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;; \n\
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ldf.fill f12=[r17],32 // etc. \n\
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ldf.fill f13=[r18],32 \n\
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mov r10=loc5 \n\
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;; \n\
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ldf.fill f14=[r17],32 \n\
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ldf.fill f15=[r18],32 \n\
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mov r11=loc6 \n\
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;; \n\
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mov b7=loc2 // clean up \n\
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mov rp=loc1 \n\
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mov ar.pfs=loc0 \n\
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;; \n\
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alloc r14=ar.pfs,0,0,8,0 // drop our register frame \n\
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br.sptk.many b7 // back to caller \n\
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\n\
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.end _mcount");
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#ifdef _KERNEL
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/*
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* The following two macros do splhigh and splx respectively.
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*/
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#define MCOUNT_ENTER(s) \n\
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_c = critical_enter()
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#define MCOUNT_EXIT(s) \n\
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(void)critical_exit(_c)
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#define MCOUNT_DECL(s) critical_t c;
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#ifdef GUPROF
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struct gmonparam;
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void nullfunc_loop_profiled __P((void));
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void nullfunc_profiled __P((void));
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void startguprof __P((struct gmonparam *p));
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void stopguprof __P((struct gmonparam *p));
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#else
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#define startguprof(p)
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#define stopguprof(p)
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#endif /* GUPROF */
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#else /* !_KERNEL */
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typedef u_long uintfptr_t;
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#endif
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