mirror of
https://codeberg.org/ziglang/zig.git
synced 2026-04-29 12:08:48 +03:00
Alex Rønne Petersen
66d97267c7
This excludes all headers in /usr/include/dev because that directory is bonkers huge (18M). We can add these on an as-needed basis.
78 lines
2.4 KiB
C
Vendored
78 lines
2.4 KiB
C
Vendored
/* $OpenBSD: profile.h,v 1.7 2013/08/19 08:39:30 mpi Exp $ */
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/*
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* Copyright (c) 1998 Dale Rahn.
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* All rights reserved.
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*
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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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*
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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 OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#define MCOUNT \
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__asm__(" \
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.section \".text\" \n\
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.align 2 \n\
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.globl _mcount \n\
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.type _mcount,@function \n\
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_mcount: \n\
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lwz 11, 4(1) \n\
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mflr 0 \n\
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stw 0, 4(1) \n\
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stwu 1, -48(1) \n\
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stw 3, 8(1) \n\
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stw 4, 12(1) \n\
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stw 5, 16(1) \n\
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stw 6, 20(1) \n\
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stw 7, 24(1) \n\
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stw 8, 28(1) \n\
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stw 9, 32(1) \n\
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stw 10,36(1) \n\
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stw 11,40(1) \n\
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mr 4, 0 \n\
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mr 3, 11 \n\
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bl __mcount \n\
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lwz 3, 8(1) \n\
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lwz 4, 12(1) \n\
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lwz 5, 16(1) \n\
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lwz 6, 20(1) \n\
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lwz 7, 24(1) \n\
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lwz 8, 28(1) \n\
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lwz 9, 32(1) \n\
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lwz 10,36(1) \n\
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lwz 11,40(1) \n\
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addi 1, 1, 48 \n\
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lwz 0, 4(1) \n\
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mtlr 11 \n\
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stw 11, 4(1) \n\
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mtctr 0 \n\
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bctr \n\
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.Lfe2: \n\
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.size _mcount, .Lfe2-_mcount \n\
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");
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#define _MCOUNT_DECL static void __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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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 /* _KERNEL */ |