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authorUlrich Drepper <drepper@redhat.com>2001-04-23 19:01:10 +0000
committerUlrich Drepper <drepper@redhat.com>2001-04-23 19:01:10 +0000
commit3b5c1b57d3a2de7955eed21f01cb80e663473491 (patch)
tree3adc1685dfb18a5b08067aaa4b4143f31c2d84e7 /sysdeps/unix/sysv
parentbc183edc4e9fb3bd3bf68a99592e5b9e6a850d79 (diff)
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Update.
	* sysdeps/unix/i386/i586/clock_getres.c: Removed.
	* sysdeps/unix/i386/i586/clock_gettime.c: Removed.
	* sysdeps/unix/i386/i586/clock_nanosleep.c: Removed.
	* sysdeps/unix/i386/i586/clock_settime.c: Removed.
	* sysdeps/unix/i386/i586/cpuclock-init.h: Removed.
	* sysdeps/generic/cpuclock-init.h: Removed.
	* sysdeps/unix/i386/i686/Implies: Removed.
	* sysdeps/unix/i386/i686/tempname.c: Removed.
	* sysdeps/i386/i686/Versions: New file.
	* sysdeps/unix/i386/i586/Versions: Removed.

	* sysdeps/posix/clock_getres.c: If HP_TIMING_AVAIL is nonzero handle
	CLOCK_PROCESS_CPUTIME_ID and CLOCK_THREAD_CPUTIME_ID.
	* sysdeps/unix/clock_gettime.c: Likewise.
	* sysdeps/unix/clock_nanosleep.c: Likewise.
	* sysdeps/unix/clock_settime.c: Likewise.
	* sysdeps/posix/tempname.c: Is HP_TIMING_AVAIL is nonzero define
	RANDOM_BITS use CPU clock.

	* sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/bits/time.h: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9b/bits/time.h: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc64/bits/time.h: New file.
	* sysdeps/sparc/Versions: New file.

	* elf/dl-support.c: Don't use cpuclock-init.h definitions, use
	hp-timing.h definitions.
	* sysdeps/generic/dl-sysdep.c: Likewise.

	* include/libc-internal.h: Include hp-timing.h.  Use hp_timing_t in
	__get_clockfreq prototype.

	* sysdeps/unix/sysv/linux/i386/get_clockfreq.c (__get_clockfreq):
	Use hp_timing_t type.

	* sysdeps/unix/sysv/linux/ia64/get_clockfreq.c: New file.
Diffstat (limited to 'sysdeps/unix/sysv')
-rw-r--r--sysdeps/unix/sysv/linux/i386/get_clockfreq.c4
-rw-r--r--sysdeps/unix/sysv/linux/ia64/get_clockfreq.c89
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/bits/time.h73
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9b/bits/time.h73
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc64/bits/time.h73
5 files changed, 310 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/get_clockfreq.c b/sysdeps/unix/sysv/linux/i386/get_clockfreq.c
index 4d7303ab26..3caf66c88c 100644
--- a/sysdeps/unix/sysv/linux/i386/get_clockfreq.c
+++ b/sysdeps/unix/sysv/linux/i386/get_clockfreq.c
@@ -24,7 +24,7 @@
 #include <libc-internal.h>
 
 
-unsigned long long int
+hp_timing_t
 __get_clockfreq (void)
 {
   /* We read the information from the /proc filesystem.  It contains at
@@ -33,7 +33,7 @@ __get_clockfreq (void)
      or also
 	cpu MHz         : 497.841
      We search for this line and convert the number in an integer.  */
-  static unsigned long long int result;
+  static hp_timing_t result;
   int fd;
 
   /* If this function was called before, we know the result.  */
diff --git a/sysdeps/unix/sysv/linux/ia64/get_clockfreq.c b/sysdeps/unix/sysv/linux/ia64/get_clockfreq.c
new file mode 100644
index 0000000000..77106eadb7
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/ia64/get_clockfreq.c
@@ -0,0 +1,89 @@
+/* Get frequency of the system processor.  IA-64/Linux version.
+   Copyright (C) 2001 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <ctype.h>
+#include <fcntl.h>
+#include <string.h>
+#include <unistd.h>
+#include <libc-internal.h>
+
+
+hp_timing_t
+__get_clockfreq (void)
+{
+  /* We read the information from the /proc filesystem.  It contains at
+     least one line like
+	itc MHz    : 733.390988
+     We search for this line and convert the number in an integer.  */
+  static hp_timing_t result;
+  int fd;
+
+  /* If this function was called before, we know the result.  */
+  if (result != 0)
+    return result;
+
+  fd = open ("/proc/cpuinfo", O_RDONLY);
+  if (__builtin_expect (fd != -1, 1))
+    {
+      /* XXX AFAIK the /proc filesystem can generate "files" only up
+         to a size of 4096 bytes.  */
+      char buf[4096];
+      ssize_t n;
+
+      n = read (fd, buf, sizeof buf);
+      if (__builtin_expect (n, 1) > 0)
+	{
+	  char *mhz = memmem (buf, n, "itc MHz", 7);
+
+	  if (__builtin_expect (mhz != NULL, 1))
+	    {
+	      char *endp = buf + n;
+	      int seen_decpoint = 0;
+	      int ndigits = 0;
+
+	      /* Search for the beginning of the string.  */
+	      while (mhz < endp && (*mhz < '0' || *mhz > '9') && *mhz != '\n')
+		++mhz;
+
+	      while (mhz < endp && *mhz != '\n')
+		{
+		  if (*mhz >= '0' && *mhz <= '9')
+		    {
+		      result *= 10;
+		      result += *mhz - '0';
+		      if (seen_decpoint)
+			++ndigits;
+		    }
+		  else if (*mhz == '.')
+		    seen_decpoint = 1;
+
+		  ++mhz;
+		}
+
+	      /* Compensate for missing digits at the end.  */
+	      while (ndigits++ < 6)
+		result *= 10;
+	    }
+	}
+
+      close (fd);
+    }
+
+  return result;
+}
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/bits/time.h b/sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/bits/time.h
new file mode 100644
index 0000000000..26d9b51693
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/bits/time.h
@@ -0,0 +1,73 @@
+/* System-dependent timing definitions.  Linux/SPARCv9 version.
+   Copyright (C) 1996, 1997, 1999, 2000, 2001 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+/*
+ * Never include this file directly; use <time.h> instead.
+ */
+
+#ifndef __need_timeval
+# ifndef _BITS_TIME_H
+#  define _BITS_TIME_H	1
+
+/* ISO/IEC 9899:1990 7.12.1: <time.h>
+   The macro `CLOCKS_PER_SEC' is the number per second of the value
+   returned by the `clock' function. */
+/* CAE XSH, Issue 4, Version 2: <time.h>
+   The value of CLOCKS_PER_SEC is required to be 1 million on all
+   XSI-conformant systems. */
+#  define CLOCKS_PER_SEC  1000000l
+
+#  if !defined __STRICT_ANSI__ && !defined __USE_XOPEN2K
+/* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK
+   presents the real value for clock ticks per second for the system.  */
+#   include <bits/types.h>
+extern long int __sysconf (int);
+#   define CLK_TCK ((__clock_t) __sysconf (2))	/* 2 is _SC_CLK_TCK */
+#  endif
+
+#  ifdef __USE_POSIX199309
+/* Identifier for system-wide realtime clock.  */
+#   define CLOCK_REALTIME		0
+/* High-resolution timer from the CPU.  */
+#   define CLOCK_PROCESS_CPUTIME_ID	2
+/* Thread-specific CPU-time clock.  */
+#   define CLOCK_THREAD_CPUTIME_ID	3
+
+/* Flag to indicate time is absolute.  */
+#   define TIMER_ABSTIME		1
+#  endif
+
+# endif	/* bits/time.h */
+#endif
+
+#ifdef __need_timeval
+# undef __need_timeval
+# ifndef _STRUCT_TIMEVAL
+#  define _STRUCT_TIMEVAL	1
+#  include <bits/types.h>
+
+/* A time value that is accurate to the nearest
+   microsecond but also has a range of years.  */
+struct timeval
+  {
+    __time_t tv_sec;		/* Seconds.  */
+    __suseconds_t tv_usec;	/* Microseconds.  */
+  };
+# endif	/* struct timeval */
+#endif	/* need timeval */
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9b/bits/time.h b/sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9b/bits/time.h
new file mode 100644
index 0000000000..6d0d8e4687
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9b/bits/time.h
@@ -0,0 +1,73 @@
+/* System-dependent timing definitions.  Linux/SPARCv9b version.
+   Copyright (C) 1996, 1997, 1999, 2000, 2001 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+/*
+ * Never include this file directly; use <time.h> instead.
+ */
+
+#ifndef __need_timeval
+# ifndef _BITS_TIME_H
+#  define _BITS_TIME_H	1
+
+/* ISO/IEC 9899:1990 7.12.1: <time.h>
+   The macro `CLOCKS_PER_SEC' is the number per second of the value
+   returned by the `clock' function. */
+/* CAE XSH, Issue 4, Version 2: <time.h>
+   The value of CLOCKS_PER_SEC is required to be 1 million on all
+   XSI-conformant systems. */
+#  define CLOCKS_PER_SEC  1000000l
+
+#  if !defined __STRICT_ANSI__ && !defined __USE_XOPEN2K
+/* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK
+   presents the real value for clock ticks per second for the system.  */
+#   include <bits/types.h>
+extern long int __sysconf (int);
+#   define CLK_TCK ((__clock_t) __sysconf (2))	/* 2 is _SC_CLK_TCK */
+#  endif
+
+#  ifdef __USE_POSIX199309
+/* Identifier for system-wide realtime clock.  */
+#   define CLOCK_REALTIME		0
+/* High-resolution timer from the CPU.  */
+#   define CLOCK_PROCESS_CPUTIME_ID	2
+/* Thread-specific CPU-time clock.  */
+#   define CLOCK_THREAD_CPUTIME_ID	3
+
+/* Flag to indicate time is absolute.  */
+#   define TIMER_ABSTIME		1
+#  endif
+
+# endif	/* bits/time.h */
+#endif
+
+#ifdef __need_timeval
+# undef __need_timeval
+# ifndef _STRUCT_TIMEVAL
+#  define _STRUCT_TIMEVAL	1
+#  include <bits/types.h>
+
+/* A time value that is accurate to the nearest
+   microsecond but also has a range of years.  */
+struct timeval
+  {
+    __time_t tv_sec;		/* Seconds.  */
+    __suseconds_t tv_usec;	/* Microseconds.  */
+  };
+# endif	/* struct timeval */
+#endif	/* need timeval */
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/bits/time.h b/sysdeps/unix/sysv/linux/sparc/sparc64/bits/time.h
new file mode 100644
index 0000000000..752b0a03f1
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/bits/time.h
@@ -0,0 +1,73 @@
+/* System-dependent timing definitions.  Linux/SPARC64 version.
+   Copyright (C) 1996, 1997, 1999, 2000, 2001 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+/*
+ * Never include this file directly; use <time.h> instead.
+ */
+
+#ifndef __need_timeval
+# ifndef _BITS_TIME_H
+#  define _BITS_TIME_H	1
+
+/* ISO/IEC 9899:1990 7.12.1: <time.h>
+   The macro `CLOCKS_PER_SEC' is the number per second of the value
+   returned by the `clock' function. */
+/* CAE XSH, Issue 4, Version 2: <time.h>
+   The value of CLOCKS_PER_SEC is required to be 1 million on all
+   XSI-conformant systems. */
+#  define CLOCKS_PER_SEC  1000000l
+
+#  if !defined __STRICT_ANSI__ && !defined __USE_XOPEN2K
+/* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK
+   presents the real value for clock ticks per second for the system.  */
+#   include <bits/types.h>
+extern long int __sysconf (int);
+#   define CLK_TCK ((__clock_t) __sysconf (2))	/* 2 is _SC_CLK_TCK */
+#  endif
+
+#  ifdef __USE_POSIX199309
+/* Identifier for system-wide realtime clock.  */
+#   define CLOCK_REALTIME		0
+/* High-resolution timer from the CPU.  */
+#   define CLOCK_PROCESS_CPUTIME_ID	2
+/* Thread-specific CPU-time clock.  */
+#   define CLOCK_THREAD_CPUTIME_ID	3
+
+/* Flag to indicate time is absolute.  */
+#   define TIMER_ABSTIME		1
+#  endif
+
+# endif	/* bits/time.h */
+#endif
+
+#ifdef __need_timeval
+# undef __need_timeval
+# ifndef _STRUCT_TIMEVAL
+#  define _STRUCT_TIMEVAL	1
+#  include <bits/types.h>
+
+/* A time value that is accurate to the nearest
+   microsecond but also has a range of years.  */
+struct timeval
+  {
+    __time_t tv_sec;		/* Seconds.  */
+    __suseconds_t tv_usec;	/* Microseconds.  */
+  };
+# endif	/* struct timeval */
+#endif	/* need timeval */