84 lines
2.6 KiB
C
84 lines
2.6 KiB
C
/* $NetBSD: profile.h,v 1.6 2002/02/07 05:13:35 briggs Exp $ */
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/*-
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* Copyright (c) 2000 Tsubai Masanari. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#define _MCOUNT_DECL void __mcount
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#ifdef PIC
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#define _PLT "@plt"
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#else
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#define _PLT
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#endif
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#define MCOUNT \
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__asm(" .globl _mcount \n" \
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" .type _mcount,@function \n" \
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"_mcount: \n" \
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" stwu 1,-64(1) \n" \
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" stw 3,16(1) \n" \
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" stw 4,20(1) \n" \
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" stw 5,24(1) \n" \
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" stw 6,28(1) \n" \
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" stw 7,32(1) \n" \
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" stw 8,36(1) \n" \
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" stw 9,40(1) \n" \
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" stw 10,44(1) \n" \
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" \n" \
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" mflr 4 \n" \
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" stw 4,48(1) \n" \
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" lwz 3,68(1) \n" \
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" bl __mcount" _PLT " \n" \
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" lwz 3,68(1) \n" \
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" mtlr 3 \n" \
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" lwz 4,48(1) \n" \
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" mtctr 4 \n" \
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" \n" \
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" lwz 3,16(1) \n" \
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" lwz 4,20(1) \n" \
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" lwz 5,24(1) \n" \
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" lwz 6,28(1) \n" \
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" lwz 7,32(1) \n" \
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" lwz 8,36(1) \n" \
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" lwz 9,40(1) \n" \
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" lwz 10,44(1) \n" \
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" addi 1,1,64 \n" \
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" bctr \n" \
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"_mcount_end: \n" \
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" .size _mcount,_mcount_end-_mcount");
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#ifdef _KERNEL
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#define MCOUNT_ENTER \
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__asm volatile("mfmsr %0" : "=r"(s)); \
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if ((s & (PSL_IR | PSL_DR)) != (PSL_IR | PSL_DR)) \
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return; /* XXX */ \
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s &= ~PSL_POW; \
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__asm volatile("mtmsr %0" :: "r"(s & ~PSL_EE))
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#define MCOUNT_EXIT \
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__asm volatile("mtmsr %0" :: "r"(s))
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#endif
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