66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
/* Copyright (C) 2007-2015 Free Software Foundation, Inc.
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Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
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on behalf of Synopsys Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef MACHINE_GMON_H
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#define MACHINE_GMON_H
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/* We can't fake out own <sys/types.h> header because the newlib / uclibc
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headers in GCC_FOR_TARGET take precedence. */
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#define __BEGIN_DECLS
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#define __END_DECLS
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#define __THROW
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extern int __dcache_linesz (void);
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#define _MCOUNT_DECL(countp, selfpc) \
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static inline void _mcount_internal (void *countp, u_long selfpc)
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extern void _mcount (void);
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extern void _mcount_call (void);
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/* N.B.: the calling point might be a sibcall, thus blink does not necessarily
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hold the caller's address. r8 doesn't hold the caller's address, either,
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but rather a pointer to the counter data structure associated with the
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caller.
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This function must be compiled with optimization turned on in order to
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enable a sibcall for the final call to selfpc; this is important when trying
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to profile a program with deep tail-recursion that would get a stack
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overflow otherwise. */
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#define MCOUNT \
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void \
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_mcount_call (void) \
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{ \
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register void *countp __asm("r8"); \
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register u_long selfpc __asm("r9"); \
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_mcount_internal (countp, selfpc); \
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((void (*)(void)) selfpc) (); \
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}
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extern int __profil (u_short *,size_t, size_t, u_int);
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#endif /* MACHINE_GMON_H */
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