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-rw-r--r--sysdeps/generic/fd_to_filename.h26
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/Makefile4
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/hp-timing.c24
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/hp-timing.h89
-rw-r--r--sysdeps/sparc/sparc64/Makefile4
-rw-r--r--sysdeps/sparc/sparc64/hp-timing.c24
-rw-r--r--sysdeps/sparc/sparc64/hp-timing.h84
-rw-r--r--sysdeps/unix/sysv/linux/fd_to_filename.h46
8 files changed, 301 insertions, 0 deletions
diff --git a/sysdeps/generic/fd_to_filename.h b/sysdeps/generic/fd_to_filename.h
new file mode 100644
index 0000000000..f055463d67
--- /dev/null
+++ b/sysdeps/generic/fd_to_filename.h
@@ -0,0 +1,26 @@
+/* Query filename corresponding to an open FD. Generic 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. */
+
+/* In general there is no generic way to query filename for an open
+ file descriptor. */
+static inline const char *
+fd_to_filename (int fd)
+{
+ return NULL;
+}
diff --git a/sysdeps/sparc/sparc32/sparcv9/Makefile b/sysdeps/sparc/sparc32/sparcv9/Makefile
index 2844d8b514..421f273dca 100644
--- a/sysdeps/sparc/sparc32/sparcv9/Makefile
+++ b/sysdeps/sparc/sparc32/sparcv9/Makefile
@@ -1,5 +1,9 @@
sysdep-CFLAGS += -mcpu=v8 -mtune=ultrasparc -Wa,-Av9a
+ifeq ($(subdir),csu)
+sysdep_routines += hp-timing
+endif
+
ifeq ($(subst gnulib,string,$(subdir)),string)
ASFLAGS-.o += -Wa,-Av9a
ASFLAGS-.os += -Wa,-Av9a
diff --git a/sysdeps/sparc/sparc32/sparcv9/hp-timing.c b/sysdeps/sparc/sparc32/sparcv9/hp-timing.c
new file mode 100644
index 0000000000..772893e08b
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/hp-timing.c
@@ -0,0 +1,24 @@
+/* Support for high precision, low overhead timing functions. sparcv9 version.
+ Copyright (C) 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David S. Miller <davem@redhat.com>, 2001.
+
+ 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 <hp-timing.h>
+
+/* We have to define the variable for the overhead. */
+hp_timing_t __libc_hp_timing_overhead;
diff --git a/sysdeps/sparc/sparc32/sparcv9/hp-timing.h b/sysdeps/sparc/sparc32/sparcv9/hp-timing.h
new file mode 100644
index 0000000000..98acae9139
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/hp-timing.h
@@ -0,0 +1,89 @@
+/* High precision, low overhead timing functions. sparcv9 version.
+ Copyright (C) 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David S. Miller <davem@redhat.com>, 2001.
+
+ 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. */
+
+#ifndef _HP_TIMING_H
+#define _HP_TIMING_H 1
+
+#include <string.h>
+#include <sys/param.h>
+#include <stdio-common/_itoa.h>
+
+#define HP_TIMING_AVAIL (1)
+#define HP_TIMING_INLINE (1)
+
+typedef unsigned long long int hp_timing_t;
+
+extern hp_timing_t __libc_hp_timing_overhead;
+
+#define HP_TIMING_ZERO(Var) (Var) = (0)
+
+#define HP_TIMING_NOW(Var) \
+ __asm__ __volatile__ ("rd %%tick, %L0\n\t" \
+ "srlx %L0, 32, %H0" \
+ : "=r" (Var))
+
+#define HP_TIMING_DIFF_INIT() \
+ do { \
+ int __cnt = 5; \
+ __libc_hp_timing_overhead = ~0ull; \
+ do \
+ { \
+ hp_timing_t __t1, __t2; \
+ HP_TIMING_NOW (__t1); \
+ HP_TIMING_NOW (__t2); \
+ if (__t2 - __t1 < __libc_hp_timing_overhead) \
+ __libc_hp_timing_overhead = __t2 - __t1; \
+ } \
+ while (--__cnt > 0); \
+ } while (0)
+
+#define HP_TIMING_DIFF(Diff, Start, End) (Diff) = ((End) - (Start))
+
+#define HP_TIMING_ACCUM(Sum, Diff) \
+do { \
+ hp_timing_t __diff = (Diff) - __libc_hp_timing_overhead; \
+ __asm__ __volatile__("srl %L0, 0, %%g1\n\t" \
+ "sllx %H0, 32, %%g7\n\t" \
+ "or %%g1, %%g7, %%g1\n\t" \
+ "1: ldx [%1], %%g5\n\t" \
+ "add %%g5, %%g1, %%g7\n\t" \
+ "casx [%1], %%g5, %%g7\n\t" \
+ "cmp %%g5, %%g7\n\t" \
+ "bne,pn %%xcc, 1b\n\t" \
+ " nop" \
+ : /* no outputs */ \
+ : "r" (__diff), "r" (&(Sum)) \
+ : "memory", "g1", "g5", "g7"); \
+} while(0)
+
+#define HP_TIMING_ACCUM_NT(Sum, Diff) (Sum) += (Diff)
+
+#define HP_TIMING_PRINT(Buf, Len, Val) \
+ do { \
+ char __buf[20]; \
+ char *__cp = _itoa (Val, __buf + sizeof (__buf), 10, 0); \
+ int __len = (Len); \
+ char *__dest = (Buf); \
+ while (__len-- > 0 && __cp < __buf + sizeof (__buf)) \
+ *__dest++ = *__cp++; \
+ memcpy (__dest, " clock cycles", MIN (__len, sizeof (" clock cycles"))); \
+ } while (0)
+
+#endif /* hp-timing.h */
diff --git a/sysdeps/sparc/sparc64/Makefile b/sysdeps/sparc/sparc64/Makefile
index 312e59ea21..d12f478f95 100644
--- a/sysdeps/sparc/sparc64/Makefile
+++ b/sysdeps/sparc/sparc64/Makefile
@@ -1,2 +1,6 @@
# The Sparc `long double' is a distinct type we support.
long-double-fcts = yes
+
+ifeq ($(subdir),csu)
+sysdep_routines += hp-timing
+endif
diff --git a/sysdeps/sparc/sparc64/hp-timing.c b/sysdeps/sparc/sparc64/hp-timing.c
new file mode 100644
index 0000000000..862429fd0d
--- /dev/null
+++ b/sysdeps/sparc/sparc64/hp-timing.c
@@ -0,0 +1,24 @@
+/* Support for high precision, low overhead timing functions. sparc64 version.
+ Copyright (C) 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David S. Miller <davem@redhat.com>, 2001.
+
+ 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 <hp-timing.h>
+
+/* We have to define the variable for the overhead. */
+hp_timing_t __libc_hp_timing_overhead;
diff --git a/sysdeps/sparc/sparc64/hp-timing.h b/sysdeps/sparc/sparc64/hp-timing.h
new file mode 100644
index 0000000000..761a416c0c
--- /dev/null
+++ b/sysdeps/sparc/sparc64/hp-timing.h
@@ -0,0 +1,84 @@
+/* High precision, low overhead timing functions. sparc64 version.
+ Copyright (C) 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David S. Miller <davem@redhat.com>, 2001.
+
+ 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. */
+
+#ifndef _HP_TIMING_H
+#define _HP_TIMING_H 1
+
+#include <string.h>
+#include <sys/param.h>
+#include <stdio-common/_itoa.h>
+
+#define HP_TIMING_AVAIL (1)
+#define HP_TIMING_INLINE (1)
+
+typedef unsigned long int hp_timing_t;
+
+extern hp_timing_t __libc_hp_timing_overhead;
+
+#define HP_TIMING_ZERO(Var) (Var) = (0)
+
+#define HP_TIMING_NOW(Var) __asm__ __volatile__ ("rd %%tick, %0" : "=r" (Var))
+
+#define HP_TIMING_DIFF_INIT() \
+ do { \
+ int __cnt = 5; \
+ __libc_hp_timing_overhead = ~0ull; \
+ do \
+ { \
+ hp_timing_t __t1, __t2; \
+ HP_TIMING_NOW (__t1); \
+ HP_TIMING_NOW (__t2); \
+ if (__t2 - __t1 < __libc_hp_timing_overhead) \
+ __libc_hp_timing_overhead = __t2 - __t1; \
+ } \
+ while (--__cnt > 0); \
+ } while (0)
+
+#define HP_TIMING_DIFF(Diff, Start, End) (Diff) = ((End) - (Start))
+
+#define HP_TIMING_ACCUM(Sum, Diff) \
+do { \
+ hp_timing_t __diff = (Diff) - __libc_hp_timing_overhead; \
+ hp_timing_t tmp1, tmp2; \
+ __asm__ __volatile__("1: ldx [%3], %0\n\t" \
+ "add %0, %2, %1\n\t" \
+ "casx [%3], %0, %1\n\t" \
+ "cmp %0, %1\n\t" \
+ "bne,pn %%xcc, 1b\n\t" \
+ " nop" \
+ : "=&r" (tmp1), "=&r" (tmp2) \
+ : "r" (__diff), "r" (&(Sum)) \
+ : "memory", "g1", "g5", "g7"); \
+} while(0)
+
+#define HP_TIMING_ACCUM_NT(Sum, Diff) (Sum) += (Diff)
+
+#define HP_TIMING_PRINT(Buf, Len, Val) \
+ do { \
+ char __buf[20]; \
+ char *__cp = _itoa (Val, __buf + sizeof (__buf), 10, 0); \
+ int __len = (Len); \
+ char *__dest = (Buf); \
+ while (__len-- > 0 && __cp < __buf + sizeof (__buf)) \
+ *__dest++ = *__cp++; \
+ memcpy (__dest, " clock cycles", MIN (__len, sizeof (" clock cycles"))); \
+ } while (0)
+
+#endif /* hp-timing.h */
diff --git a/sysdeps/unix/sysv/linux/fd_to_filename.h b/sysdeps/unix/sysv/linux/fd_to_filename.h
new file mode 100644
index 0000000000..94f55b6c46
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/fd_to_filename.h
@@ -0,0 +1,46 @@
+/* Query filename corresponding to an open FD. 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 <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <stdio-common/_itoa.h>
+
+static inline const char *
+fd_to_filename (int fd)
+{
+ char *ret = malloc (30);
+
+ if (ret != NULL)
+ {
+ struct stat64 st;
+
+ *_fitoa_word (fd, __stpcpy (ret, "/proc/self/fd/"), 10, 0) = '\0';
+
+ /* We must make sure the file exists. */
+ if (__lxstat64 (_STAT_VER, ret, &st) < 0)
+ {
+ /* /proc is not mounted or something else happened. Don't
+ return the file name. */
+ free (ret);
+ ret = NULL;
+ }
+ }
+ return ret;
+}
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