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-rw-r--r--gmon/Makefile12
-rw-r--r--gmon/bb_init_func.c54
-rw-r--r--gmon/gmon.c14
-rw-r--r--gmon/mcount.c2
-rw-r--r--gmon/prof-freq.c55
-rw-r--r--gmon/profil.c42
-rw-r--r--gmon/sprofil.c36
-rw-r--r--gmon/tst-profile-static.c10
8 files changed, 212 insertions, 13 deletions
diff --git a/gmon/Makefile b/gmon/Makefile
index 80a79456f7..969edd5575 100644
--- a/gmon/Makefile
+++ b/gmon/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1995, 1996, 1997, 2001, 2002 Free Software Foundation, Inc.
+# Copyright (C) 1995,1996,1997,2001,2002,2005 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
@@ -27,7 +27,15 @@ routines := gmon mcount profil sprofil bb_init_func bb_exit_func prof-freq
elide-routines.os = bb_init_func bb_exit_func
-tests := tst-sprofil
+include ../Makeconfig
+
+tests = tst-sprofil
+ifeq ($(build-profile),yes)
+tests += tst-profile-static
+tests-static += tst-profile-static
+
+LDFLAGS-tst-profile-static = -profile
+endif
# The mcount code won't work without a frame pointer.
CFLAGS-mcount.c := -fno-omit-frame-pointer
diff --git a/gmon/bb_init_func.c b/gmon/bb_init_func.c
new file mode 100644
index 0000000000..19901d8d09
--- /dev/null
+++ b/gmon/bb_init_func.c
@@ -0,0 +1,54 @@
+/* Copyright (C) 1996, 1997, 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David Mosberger (davidm@cs.arizona.edu).
+
+ 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. */
+
+/* __bb_init_func is invoked at the beginning of each function, before
+ any registers have been saved. This generic routine should work
+ provided that calling this function doesn't mangle the arguments
+ passed to the function being called. If that's not the case, a
+ system specific routine must be provided. */
+
+#include <sys/types.h>
+#include <sys/gmon.h>
+
+#include <stdlib.h>
+
+void
+__bb_init_func (struct __bb *bb)
+{
+ struct gmonparam *p = &_gmonparam;
+
+ if (bb->zero_word != 0)
+ {
+ return; /* handle common case quickly */
+ }
+
+ /* insert this basic-block into basic-block list: */
+ bb->zero_word = 1;
+ bb->next = __bb_head;
+ __bb_head = bb;
+
+ if (bb->next == 0 && p->state != GMON_PROF_ON)
+ {
+ /* we didn't register _mcleanup yet and pc profiling doesn't seem
+ to be active, so let's register it now: */
+ extern void *__dso_handle __attribute__ ((__weak__));
+ __cxa_atexit ((void (*) (void *)) _mcleanup, NULL,
+ &__dso_handle ? __dso_handle : NULL);
+ }
+}
diff --git a/gmon/gmon.c b/gmon/gmon.c
index 575adbcd8b..1e94aaba5f 100644
--- a/gmon/gmon.c
+++ b/gmon/gmon.c
@@ -171,7 +171,7 @@ __monstartup (lowpc, highpc)
__moncontrol(1);
}
-weak_alias(__monstartup, monstartup)
+weak_alias (__monstartup, monstartup)
static void
@@ -331,7 +331,7 @@ write_gmon (void)
{
size_t len = strlen (env);
char buf[len + 20];
- sprintf (buf, "%s.%u", env, __getpid ());
+ __snprintf (buf, sizeof (buf), "%s.%u", env, __getpid ());
fd = open_not_cancel (buf, O_CREAT|O_TRUNC|O_WRONLY|O_NOFOLLOW, 0666);
}
@@ -343,14 +343,8 @@ write_gmon (void)
{
char buf[300];
int errnum = errno;
-#ifdef USE_IN_LIBIO
- if (_IO_fwide (stderr, 0) > 0)
- __fwprintf (stderr, L"_mcleanup: gmon.out: %s\n",
- __strerror_r (errnum, buf, sizeof buf));
- else
-#endif
- fprintf (stderr, "_mcleanup: gmon.out: %s\n",
- __strerror_r (errnum, buf, sizeof buf));
+ __fxprintf (NULL, "_mcleanup: gmon.out: %s\n",
+ __strerror_r (errnum, buf, sizeof buf));
return;
}
}
diff --git a/gmon/mcount.c b/gmon/mcount.c
index e18bf86e83..32a5f1ea0f 100644
--- a/gmon/mcount.c
+++ b/gmon/mcount.c
@@ -37,7 +37,7 @@ static char sccsid[] = "@(#)mcount.c 8.1 (Berkeley) 6/4/93";
/* This file provides the machine-dependent definitions of the _MCOUNT_DECL
and MCOUNT macros. */
-#include "machine-gmon.h"
+#include <machine-gmon.h>
#include <atomic.h>
diff --git a/gmon/prof-freq.c b/gmon/prof-freq.c
new file mode 100644
index 0000000000..ffcc67931b
--- /dev/null
+++ b/gmon/prof-freq.c
@@ -0,0 +1,55 @@
+/* Return frequency of ticks reported by profil. Generic version. */
+/*-
+ * Copyright (c) 1983, 1992, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+
+#include <sys/types.h>
+#include <sys/time.h>
+#include <libc-internal.h>
+
+int
+__profile_frequency (void)
+{
+ /*
+ * Discover the tick frequency of the machine if something goes wrong,
+ * we return 0, an impossible hertz.
+ */
+ struct itimerval tim;
+
+ tim.it_interval.tv_sec = 0;
+ tim.it_interval.tv_usec = 1;
+ tim.it_value.tv_sec = 0;
+ tim.it_value.tv_usec = 0;
+ __setitimer(ITIMER_REAL, &tim, 0);
+ __setitimer(ITIMER_REAL, 0, &tim);
+ if (tim.it_interval.tv_usec < 2)
+ return 0;
+ return (1000000 / tim.it_interval.tv_usec);
+}
+libc_hidden_def (__profile_frequency)
diff --git a/gmon/profil.c b/gmon/profil.c
new file mode 100644
index 0000000000..8736375858
--- /dev/null
+++ b/gmon/profil.c
@@ -0,0 +1,42 @@
+/* Low-level statistical profiling support function. Stub version.
+ Copyright (C) 1995, 1996, 1997 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. */
+
+#include <sys/types.h>
+#include <unistd.h>
+#include <errno.h>
+
+/* Enable statistical profiling, writing samples of the PC into at most
+ SIZE bytes of SAMPLE_BUFFER; every processor clock tick while profiling
+ is enabled, the system examines the user PC and increments
+ SAMPLE_BUFFER[((PC - OFFSET) / 2) * SCALE / 65536]. If SCALE is zero,
+ disable profiling. Returns zero on success, -1 on error. */
+
+int
+__profil (u_short *sample_buffer, size_t size, size_t offset, u_int scale)
+{
+ if (scale == 0)
+ /* Disable profiling. */
+ return 0;
+
+ __set_errno (ENOSYS);
+ return -1;
+}
+weak_alias (__profil, profil)
+stub_warning (profil)
+#include <stub-tag.h>
diff --git a/gmon/sprofil.c b/gmon/sprofil.c
new file mode 100644
index 0000000000..037ed4672e
--- /dev/null
+++ b/gmon/sprofil.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 2001 Free Software Foundation, Inc.
+ Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
+ 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. */
+
+#include <errno.h>
+
+#include <sys/profil.h>
+#include <sys/time.h>
+
+int
+__sprofil (struct prof *profp, int profcnt, struct timeval *tvp,
+ unsigned int flags)
+{
+ if (profcnt == 0)
+ return 0;
+
+ __set_errno (ENOSYS);
+ return -1;
+}
+
+weak_alias (__sprofil, sprofil)
diff --git a/gmon/tst-profile-static.c b/gmon/tst-profile-static.c
new file mode 100644
index 0000000000..b2f371e782
--- /dev/null
+++ b/gmon/tst-profile-static.c
@@ -0,0 +1,10 @@
+#include <stdio.h>
+static int
+do_test (void)
+{
+ puts ("Hello world");
+ return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"