diff options
Diffstat (limited to 'libc/sysdeps/linux/common/bits')
-rw-r--r-- | libc/sysdeps/linux/common/bits/dlfcn.h | 22 | ||||
-rw-r--r-- | libc/sysdeps/linux/common/bits/machine-gmon.h | 58 |
2 files changed, 0 insertions, 80 deletions
diff --git a/libc/sysdeps/linux/common/bits/dlfcn.h b/libc/sysdeps/linux/common/bits/dlfcn.h index e96b5c17a..75122a98a 100644 --- a/libc/sysdeps/linux/common/bits/dlfcn.h +++ b/libc/sysdeps/linux/common/bits/dlfcn.h @@ -40,25 +40,3 @@ /* Do not delete object when closed. */ #define RTLD_NODELETE 0x01000 -#ifdef __USE_GNU -/* To support profiling of shared objects it is a good idea to call - the function found using `dlsym' using the following macro since - these calls do not use the PLT. But this would mean the dynamic - loader has no chance to find out when the function is called. The - macro applies the necessary magic so that profiling is possible. - Rewrite - foo = (*fctp) (arg1, arg2); - into - foo = DL_CALL_FCT (fctp, (arg1, arg2)); -*/ -# define DL_CALL_FCT(fctp, args) \ - (_dl_mcount_wrapper_check ((void *) (fctp)), (*(fctp)) args) - -__BEGIN_DECLS - -/* This function calls the profiling functions. */ -extern void _dl_mcount_wrapper_check (void *__selfpc) __THROW; - -__END_DECLS - -#endif diff --git a/libc/sysdeps/linux/common/bits/machine-gmon.h b/libc/sysdeps/linux/common/bits/machine-gmon.h deleted file mode 100644 index 7dd36308b..000000000 --- a/libc/sysdeps/linux/common/bits/machine-gmon.h +++ /dev/null @@ -1,58 +0,0 @@ -/* Machine-dependent definitions for profiling support. Generic GCC 2 version. - Copyright (C) 1996, 1997, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -/* GCC version 2 gives us a perfect magical function to get - just the information we need: - void *__builtin_return_address (unsigned int N) - returns the return address of the frame N frames up. */ - -/* Be warned that GCC cannot usefully compile __builtin_return_address(N) - for N != 0 on all machines. In this case, you may have to write - your own version of _mcount(). */ - -#if __GNUC__ < 2 - #error "This file uses __builtin_return_address, a GCC 2 extension." -#endif - -#include <sysdep.h> -#ifndef NO_UNDERSCORES -/* The asm symbols for C functions are `_function'. - The canonical name for the counter function is `mcount', no _. */ -void _mcount (void) asm ("mcount"); -#else -/* The canonical name for the function is `_mcount' in both C and asm, - but some old asm code might assume it's `mcount'. */ -void _mcount (void); -weak_alias (_mcount, mcount) -#endif - -static void mcount_internal (u_long frompc, u_long selfpc); - -#define _MCOUNT_DECL(frompc, selfpc) \ -static inline void mcount_internal (u_long frompc, u_long selfpc) - -#ifndef RETURN_ADDRESS -#define RETURN_ADDRESS(n) __builtin_return_address(n) -#endif - -#define MCOUNT \ -void _mcount (void) \ -{ \ - mcount_internal ((u_long) RETURN_ADDRESS (1), (u_long) RETURN_ADDRESS (0)); \ -} |