From ba80a015ee80c01be5100b8b94794b8784aa562b Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 20 Jun 2000 04:46:22 +0000 Subject: [PATCH] Update. * malloc/Makefile: Change all references to memprof into memusage. * malloc/memprof.c: Rename to... * malloc/memusage.c: ...this. New file. * malloc/memprof.sh: Rename to... * malloc/memusage.sh: ...this. New file. * malloc/memprofstat.c: Rename to... * malloc/memusagestat.c: ...this. New file. --- ChangeLog | 8 ++++ linuxthreads/ChangeLog | 12 +++++ linuxthreads/spinlock.c | 10 ++-- linuxthreads/spinlock.h | 35 ++++++++++++++ localedata/ChangeLog | 5 ++ localedata/locales/pt_BR | 58 ++++++++++++------------ malloc/{memprof.c => memusage.c} | 22 ++++----- malloc/{memprof.sh => memusage.sh} | 54 +++++++++++----------- malloc/{memprofstat.c => memusagestat.c} | 4 +- 9 files changed, 135 insertions(+), 73 deletions(-) rename malloc/{memprof.c => memusage.c} (96%) rename malloc/{memprof.sh => memusage.sh} (80%) rename malloc/{memprofstat.c => memusagestat.c} (99%) diff --git a/ChangeLog b/ChangeLog index b13c850099..0383fe1919 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,13 @@ 2000-06-19 Ulrich Drepper + * malloc/Makefile: Change all references to memprof into memusage. + * malloc/memprof.c: Rename to... + * malloc/memusage.c: ...this. New file. + * malloc/memprof.sh: Rename to... + * malloc/memusage.sh: ...this. New file. + * malloc/memprofstat.c: Rename to... + * malloc/memusagestat.c: ...this. New file. + * elf/sprof.c (print_version): Update year. * elf/sprof.c (load_shobj): Don't always add load address to dynamic diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog index 0402c0fdfe..b79ee3f43e 100644 --- a/linuxthreads/ChangeLog +++ b/linuxthreads/ChangeLog @@ -1,3 +1,15 @@ +2000-06-19 H.J. Lu + + * spinlock.h (HAS_COMPARE_AND_SWAP): Defined if + HAS_COMPARE_AND_SWAP_WITH_RELEASE_SEMANTICS is defined. + (compare_and_swap_with_release_semantics): New. Default to + compare_and_swap if HAS_COMPARE_AND_SWAP_WITH_RELEASE_SEMANTICS + is not defined. + + * spinlock.c (__pthread_unlock): Call + compare_and_swap_with_release_semantics () instead of + compare_and_swap (). + 2000-06-19 Ulrich Drepper * sysdeps/pthread/timer_create.c: Use _set_errno instead of assigning diff --git a/linuxthreads/spinlock.c b/linuxthreads/spinlock.c index 3f5b8233b0..60d056aada 100644 --- a/linuxthreads/spinlock.c +++ b/linuxthreads/spinlock.c @@ -95,7 +95,9 @@ again: /* No threads are waiting for this lock. Please note that we also enter this case if the lock is not taken at all. If this wouldn't be done here we would crash further down. */ - if (! compare_and_swap(&lock->__status, oldstatus, 0, &lock->__spinlock)) + if (! compare_and_swap_with_release_semantics (&lock->__status, + oldstatus, 0, + &lock->__spinlock)) goto again; return 0; } @@ -126,9 +128,9 @@ again: /* If max prio thread is at head, remove it with compare-and-swap to guard against concurrent lock operation */ thr = (pthread_descr) oldstatus; - if (! compare_and_swap(&lock->__status, - oldstatus, (long)(thr->p_nextlock), - &lock->__spinlock)) + if (! compare_and_swap_with_release_semantics + (&lock->__status, oldstatus, (long)(thr->p_nextlock), + &lock->__spinlock)) goto again; } else { /* No risk of concurrent access, remove max prio thread normally */ diff --git a/linuxthreads/spinlock.h b/linuxthreads/spinlock.h index 96010e4636..d1da3c1094 100644 --- a/linuxthreads/spinlock.h +++ b/linuxthreads/spinlock.h @@ -12,6 +12,25 @@ /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ /* GNU Library General Public License for more details. */ + +/* There are 2 compare and swap synchronization primitives with + different semantics: + + 1. compare_and_swap, which has acquire semantics (i.e. it + completes befor subsequent writes.) + 2. compare_and_swap_with_release_semantics, which has release + semantics (it completes after previous writes.) + + For those platforms on which they are the same. HAS_COMPARE_AND_SWAP + should be defined. For those platforms on which they are different, + HAS_COMPARE_AND_SWAP_WITH_RELEASE_SEMANTICS has to be defined. */ + +#ifndef HAS_COMPARE_AND_SWAP +#ifdef HAS_COMPARE_AND_SWAP_WITH_RELEASE_SEMANTICS +#define HAS_COMPARE_AND_SWAP +#endif +#endif + #if defined(TEST_FOR_COMPARE_AND_SWAP) extern int __pthread_has_cas; @@ -29,6 +48,18 @@ static inline int compare_and_swap(long * ptr, long oldval, long newval, #elif defined(HAS_COMPARE_AND_SWAP) +#ifdef HAS_COMPARE_AND_SWAP_WITH_RELEASE_SEMANTICS + +static inline int +compare_and_swap_with_release_semantics (long * ptr, long oldval, + long newval, int * spinlock) +{ + return __compare_and_swap_with_release_semantics (ptr, oldval, + newval); +} + +#endif + static inline int compare_and_swap(long * ptr, long oldval, long newval, int * spinlock) { @@ -48,6 +79,10 @@ static inline int compare_and_swap(long * ptr, long oldval, long newval, #endif +#ifndef HAS_COMPARE_AND_SWAP_WITH_RELEASE_SEMANTICS +#define compare_and_swap_with_release_semantics compare_and_swap +#endif + /* Internal locks */ extern void internal_function __pthread_lock(struct _pthread_fastlock * lock, diff --git a/localedata/ChangeLog b/localedata/ChangeLog index 29cb7c32bf..4d8d6543d9 100644 --- a/localedata/ChangeLog +++ b/localedata/ChangeLog @@ -1,3 +1,8 @@ +2000-06-19 Ulrich Drepper + + * locales/pt_BR: Correct day and month names. + Patch by Henrique M. Holschuh . + 2000-06-13 Ulrich Drepper * Makefile (ld-test-srcs): Add tests/test6.c. diff --git a/localedata/locales/pt_BR b/localedata/locales/pt_BR index ca0f8c80af..79470553cf 100644 --- a/localedata/locales/pt_BR +++ b/localedata/locales/pt_BR @@ -58,35 +58,35 @@ grouping 0;0 END LC_NUMERIC LC_TIME -abday "";"";/ - "";"";/ - "";"";/ - "" -day "";/ - "";/ - "";/ - "";/ - "";/ - "";/ - "" -abmon "";"";/ - "";"";/ - "";"";/ - "";"";/ - "";"";/ - "";"" -mon "";/ - "";/ - "";/ - "";/ - "";/ - "";/ - "";/ - "";/ - "";/ - "";/ - "";/ - "" +abday "";"";/ + "";"";/ + "";"";/ + "" +day "";/ + "";/ + "";/ + "";/ + "";/ + "";/ + "" +abmon "";"";/ + "";"";/ + "";"";/ + "";"";/ + "";"";/ + "";"" +mon "";/ + "";/ + "";/ + "";/ + "";/ + "";/ + "";/ + "";/ + "";/ + "";/ + "";/ + "" d_t_fmt "<%><%><%><%><%><%>" d_fmt "<%><-><%><-><%>" t_fmt "<%>" diff --git a/malloc/memprof.c b/malloc/memusage.c similarity index 96% rename from malloc/memprof.c rename to malloc/memusage.c index 56d3ac556e..6296d99230 100644 --- a/malloc/memprof.c +++ b/malloc/memusage.c @@ -1,5 +1,5 @@ /* Profile heap and stack memory usage of running program. - Copyright (C) 1998, 1999 Free Software Foundation, Inc. + Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1998. @@ -28,7 +28,7 @@ #include #include -#include +#include /* Pointer to the real functions. These are determined used `dlsym' when really needed. */ @@ -164,24 +164,24 @@ init (void) /* Find out whether this is the program we are supposed to profile. For this the name in the variable `__progname' must match the one - given in the environment variable MEMPROF_PROG_NAME. If the variable + given in the environment variable MEMUSAGE_PROG_NAME. If the variable is not present every program assumes it should be profiling. If this is the program open a file descriptor to the output file. We will write to it whenever the buffer overflows. The name of the - output file is determined by the environment variable MEMPROF_OUTPUT. + output file is determined by the environment variable MEMUSAGE_OUTPUT. - If the environment variable MEMPROF_BUFFER_SIZE is set its numerical + If the environment variable MEMUSAGE_BUFFER_SIZE is set its numerical value determines the size of the internal buffer. The number gives the number of elements in the buffer. By setting the number to one one effectively selects unbuffered operation. - If MEMPROF_NO_TIMER is not present an alarm handler is installed + If MEMUSAGE_NO_TIMER is not present an alarm handler is installed which at the highest possible frequency records the stack pointer. */ static void me (void) { - const char *env = getenv ("MEMPROF_PROG_NAME"); + const char *env = getenv ("MEMUSAGE_PROG_NAME"); size_t prog_len = strlen (__progname); if (env != NULL) { @@ -195,7 +195,7 @@ me (void) /* Only open the file if it's really us. */ if (!not_me && fd == -1) { - const char *outname = getenv ("MEMPROF_OUTPUT"); + const char *outname = getenv ("MEMUSAGE_OUTPUT"); if (outname != NULL) { fd = creat (outname, 0666); @@ -216,15 +216,15 @@ me (void) /* Determine the buffer size. We use the default if the environment variable is not present. */ buffer_size = DEFAULT_BUFFER_SIZE; - if (getenv ("MEMPROF_BUFFER_SIZE") != NULL) + if (getenv ("MEMUSAGE_BUFFER_SIZE") != NULL) { - buffer_size = atoi (getenv ("MEMPROF_BUFFER_SIZE")); + buffer_size = atoi (getenv ("MEMUSAGE_BUFFER_SIZE")); if (buffer_size == 0 || buffer_size > DEFAULT_BUFFER_SIZE) buffer_size = DEFAULT_BUFFER_SIZE; } /* Possibly enable timer-based stack pointer retrieval. */ - if (getenv ("MEMPROF_NO_TIMER") == NULL) + if (getenv ("MEMUSAGE_NO_TIMER") == NULL) { struct sigaction act; diff --git a/malloc/memprof.sh b/malloc/memusage.sh similarity index 80% rename from malloc/memprof.sh rename to malloc/memusage.sh index 3113f591e6..744991ff02 100755 --- a/malloc/memprof.sh +++ b/malloc/memusage.sh @@ -1,5 +1,5 @@ #! @BASH@ -# Copyright (C) 1999 Free Software Foundation, Inc. +# Copyright (C) 1999, 2000 Free Software Foundation, Inc. # This file is part of the GNU C Library. # Contributed by Ulrich Drepper , 1999. @@ -18,24 +18,24 @@ # write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, # Boston, MA 02111-1307, USA. -memprofso=@LIBDIR@/libmemprof.so -memprofstat=@BINDIR@/memprofstat +memusageso=@LIBDIR@/libmemusage.so +memusagestat=@BINDIR@/memusagestat # Print usage message. do_usage() { - echo >&2 $"Try \`memprof --help' for more information." + echo >&2 $"Try \`memusage --help' for more information." exit 1 } # Message for missing argument. do_missing_arg() { - echo >&2 $"memprof: option \`$1' requires an argument" + echo >&2 $"memusage: option \`$1' requires an argument" do_usage } # Print help message do_help() { - echo $"Usage: memprof [OPTION]... PROGRAM [PROGRAMOPTION]... + echo $"Usage: memusage [OPTION]... PROGRAM [PROGRAMOPTION]... Profile memory usage of PROGRAM. -n,--progname=NAME Name of the program file to profile @@ -64,8 +64,8 @@ Report bugs using the \`glibcbug' script to ." } do_version() { - echo 'memprof (GNU libc) @VERSION@' - echo $"Copyright (C) 1999 Free Software Foundation, Inc. + echo 'memusage (GNU libc) @VERSION@' + echo $"Copyright (C) 2000 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Written by Ulrich Drepper." @@ -82,7 +82,7 @@ while test $# -gt 0; do do_help ;; --us | --usa | --usag | --usage) - echo $"Syntax: memprof [--data=FILE] [--progname=NAME] [--png=FILE] [--unbuffered] + echo $"Syntax: memusage [--data=FILE] [--progname=NAME] [--png=FILE] [--unbuffered] [--buffer=SIZE] [--no-timer] [--time-based] [--total] [--title=STRING] [--x-size=SIZE] [--y-size=SIZE] PROGRAM [PROGRAMOPTION]..." @@ -135,43 +135,43 @@ while test $# -gt 0; do notimer=yes ;; -t | --tim | --time | --time- | --time-b | --time-ba | --time-bas | --time-base | --time-based) - memprofstat_args="$memprofstat_args -t" + memusagestat_args="$memusagestat_args -t" ;; -T | --to | --tot | --tota | --total) - memprofstat_args="$memprofstat_args -T" + memusagestat_args="$memusagestat_args -T" ;; --tit | --titl | --title) if test $# -eq 1; then do_missing_arg $1 fi shift - memprofstat_args="$memprofstat_args -s $1" + memusagestat_args="$memusagestat_args -s $1" ;; --tit=* | --titl=* | --title=*) - memprofstat_args="$memprofstat_args -s ${1##*=}" + memusagestat_args="$memusagestat_args -s ${1##*=}" ;; -x | --x | --x- | --x-s | --x-si | --x-siz | --x-size) if test $# -eq 1; then do_missing_arg $1 fi shift - memprofstat_args="$memprofstat_args -x $1" + memusagestat_args="$memusagestat_args -x $1" ;; --x=* | --x-=* | --x-s=* | --x-si=* | --x-siz=* | --x-size=*) - memprofstat_args="$memprofstat_args -x ${1##*=}" + memusagestat_args="$memusagestat_args -x ${1##*=}" ;; -y | --y | --y- | --y-s | --y-si | --y-siz | --y-size) if test $# -eq 1; then do_missing_arg $1 fi shift - memprofstat_args="$memprofstat_args -y $1" + memusagestat_args="$memusagestat_args -y $1" ;; --y=* | --y-=* | --y-s=* | --y-si=* | --y-siz=* | --y-size=*) - memprofstat_args="$memprofstat_args -y ${1##*=}" + memusagestat_args="$memusagestat_args -y ${1##*=}" ;; --p | --p=* | --t | --t=* | --ti | --ti=* | --u) - echo >&2 $"memprof: option \`${1##*=}' is ambiguous" + echo >&2 $"memusage: option \`${1##*=}' is ambiguous" do_usage ;; --) @@ -180,7 +180,7 @@ while test $# -gt 0; do break ;; --*) - echo >&2 $"memprof: unrecognized option \`$1'" + echo >&2 $"memusage: unrecognized option \`$1'" do_usage ;; *) @@ -198,35 +198,35 @@ if test $# -eq 0; then fi # This will be in the environment. -add_env="LD_PRELOAD=$memprofso" +add_env="LD_PRELOAD=$memusageso" # Generate data file name. datafile= if test -n "$data"; then datafile="$data" elif test -n "$png"; then - datafile=$(mktemp ${TMPDIR:-/tmp}/memprof.XXXXXX 2> /dev/null) + datafile=$(mktemp ${TMPDIR:-/tmp}/memusage.XXXXXX 2> /dev/null) if test $? -ne 0; then # Lame, but if there is no `mktemp' program the user cannot expect more. if test "$RANDOM" != "$RANDOM"; then - datafile=${TMPDIR:-/tmp}/memprof.$RANDOM + datafile=${TMPDIR:-/tmp}/memusage.$RANDOM else - datafile=${TMPDIR:-/tmp}/memprof.$$ + datafile=${TMPDIR:-/tmp}/memusage.$$ fi fi fi if test -n "$datafile"; then - add_env="$add_env MEMPROF_OUTPUT=$datafile" + add_env="$add_env MEMUSAGE_OUTPUT=$datafile" fi # Set buffer size. if test -n "$buffer"; then - add_env="$add_env MEMPROF_BUFFER_SIZE=$buffer" + add_env="$add_env MEMUSAGE_BUFFER_SIZE=$buffer" fi # Disable timers. if test -n "$notimer"; then - add_env="$add_env MEMPROF_NO_TIMER=yes" + add_env="$add_env MEMUSAGE_NO_TIMER=yes" fi # Execute the program itself. @@ -241,7 +241,7 @@ if test -n "$png" -a -n "$datafile" -a -s "$datafile"; then *.png) ;; *) png="$png.png" ;; esac - $memprofstat $memprofstat_args "$datafile" "$png" + $memusagestat $memusagestat_args "$datafile" "$png" fi if test -z "$data" -a -n "$datafile"; then diff --git a/malloc/memprofstat.c b/malloc/memusagestat.c similarity index 99% rename from malloc/memprofstat.c rename to malloc/memusagestat.c index 638b3beb73..1da0ff0ce9 100644 --- a/malloc/memprofstat.c +++ b/malloc/memusagestat.c @@ -1,5 +1,5 @@ /* Generate graphic from memory profiling data. - Copyright (C) 1998, 1999 Free Software Foundation, Inc. + Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1998. @@ -191,7 +191,7 @@ main (int argc, char *argv[]) if (maxsize_heap == 0 && maxsize_stack == 0) { - /* The program aborted before memprof was able to write the + /* The program aborted before memusage was able to write the information about the maximum heap and stack use. Repair the file now. */ struct entry next;