[uClibc-cvs] uClibc/libc/sysdeps/linux/sh/bits profil-counter.h, 1.2, 1.3
Erik Andersen
andersen at uclibc.org
Sun Sep 7 04:08:27 UTC 2003
Update of /var/cvs/uClibc/libc/sysdeps/linux/sh/bits
In directory winder:/tmp/cvs-serv3162/libc/sysdeps/linux/sh/bits
Modified Files:
profil-counter.h
Log Message:
Some updates from glibc. mjn3 reports this fixes profiling
on i386, at least, so seems like a good thing.
Index: profil-counter.h
===================================================================
RCS file: /var/cvs/uClibc/libc/sysdeps/linux/sh/bits/profil-counter.h,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -d -r1.2 -r1.3
--- profil-counter.h 7 Mar 2003 12:05:48 -0000 1.2
+++ profil-counter.h 7 Sep 2003 04:08:23 -0000 1.3
@@ -1,5 +1,5 @@
/* Low-level statistical profiling support function. Linux/SH version.
- Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1998, 2000, 2002 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
@@ -23,11 +23,11 @@
profil_counter (int signo, int _a2, int _a3, int _a4, struct sigcontext sc)
{
void *pc;
- (void) signo;
- (void)_a2;
- (void)_a3;
- (void)_a4;
-
pc = (void *) sc.sc_pc;
profil_count (pc);
+
+ /* This is a hack to prevent the compiler from implementing the
+ above function call as a sibcall. The sibcall would overwrite
+ the signal context. */
+ asm volatile ("");
}
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