Bugzilla bug 113740: do not use the 32-bit SPARC assembly implementation of

PRStack because it may cause starvation of the lock owner, leaving the
other threads spinning trying to acquire the lock.
Modified files: configure configure.in
Tag: NSPRPUB_PRE_4_2_CLIENT_BRANCH

2 files changed, 28 insertions, 34 deletions

diff --git a/configure b/configure
index 4d3fcb6b..e5d01dbe 100755
--- a/configure
+++ b/configure
@@ -2557,7 +2557,6 @@ fi
 
 echo $ac_n "checking for gcc -pipe support""... $ac_c" 1>&6
 echo "configure:2560: checking for gcc -pipe support" >&5
-
 if test -n "$GNU_CC" && test -n "$GNU_CXX" && test -n "$GNU_AS"; then
     echo '#include <stdio.h>' > dummy-hello.c
     echo 'int main() { printf("Hello World\n"); exit(0); }' >> dummy-hello.c
@@ -2572,14 +2571,14 @@ if test -n "$GNU_CC" && test -n "$GNU_CXX" && test -n "$GNU_AS"; then
         _SAVE_CFLAGS=$CFLAGS
         CFLAGS="$CFLAGS -pipe"
         cat > conftest.$ac_ext <<EOF
-#line 2576 "configure"
+#line 2575 "configure"
 #include "confdefs.h"
  #include <stdio.h> 
 int main() {
 printf("Hello World\n");
 ; return 0; }
 EOF
-if { (eval echo configure:2583: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2582: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   _res_gcc_pipe="yes"
 else
@@ -2612,7 +2611,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2616: checking for $ac_word" >&5
+echo "configure:2615: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2836,17 +2835,17 @@ EOF
     DSO_LDOPTS='-brtl -bM:SRE -bnoentry -bexpall'
     ac_safe=`echo "sys/atomic_op.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for sys/atomic_op.h""... $ac_c" 1>&6
-echo "configure:2840: checking for sys/atomic_op.h" >&5
+echo "configure:2839: checking for sys/atomic_op.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2845 "configure"
+#line 2844 "configure"
 #include "confdefs.h"
 #include <sys/atomic_op.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2850: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2849: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4103,17 +4102,17 @@ EOF
 
     ac_safe=`echo "machine/builtins.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for machine/builtins.h""... $ac_c" 1>&6
-echo "configure:4107: checking for machine/builtins.h" >&5
+echo "configure:4106: checking for machine/builtins.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4112 "configure"
+#line 4111 "configure"
 #include "confdefs.h"
 #include <machine/builtins.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4117: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4116: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4623,12 +4622,12 @@ esac
 if test -z "$SKIP_LIBRARY_CHECKS"; then
 
 echo $ac_n "checking for dlopen""... $ac_c" 1>&6
-echo "configure:4627: checking for dlopen" >&5
+echo "configure:4626: checking for dlopen" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4632 "configure"
+#line 4631 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dlopen(); below.  */
@@ -4651,7 +4650,7 @@ dlopen();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4655: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_dlopen=yes"
 else
@@ -4670,7 +4669,7 @@ else
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:4674: checking for dlopen in -ldl" >&5
+echo "configure:4673: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4678,7 +4677,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4682 "configure"
+#line 4681 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -4689,7 +4688,7 @@ int main() {
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:4693: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4692: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4717,13 +4716,13 @@ fi
 
 if test $ac_cv_prog_gcc = yes; then
     echo $ac_n "checking whether ${CC-cc} needs -traditional""... $ac_c" 1>&6
-echo "configure:4721: checking whether ${CC-cc} needs -traditional" >&5
+echo "configure:4720: checking whether ${CC-cc} needs -traditional" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc_traditional'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     ac_pattern="Autoconf.*'x'"
   cat > conftest.$ac_ext <<EOF
-#line 4727 "configure"
+#line 4726 "configure"
 #include "confdefs.h"
 #include <sgtty.h>
 Autoconf TIOCGETP
@@ -4741,7 +4740,7 @@ rm -f conftest*
 
   if test $ac_cv_prog_gcc_traditional = no; then
     cat > conftest.$ac_ext <<EOF
-#line 4745 "configure"
+#line 4744 "configure"
 #include "confdefs.h"
 #include <termio.h>
 Autoconf TCGETA
@@ -4765,12 +4764,12 @@ fi
 for ac_func in lchown strerror
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4769: checking for $ac_func" >&5
+echo "configure:4768: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4774 "configure"
+#line 4773 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4793,7 +4792,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4797: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4796: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4831,7 +4830,7 @@ fi
 
 
 echo $ac_n "checking for pthread_create in -lpthreads""... $ac_c" 1>&6
-echo "configure:4835: checking for pthread_create in -lpthreads" >&5
+echo "configure:4834: checking for pthread_create in -lpthreads" >&5
 echo "
     #include <pthread.h> 
     void *foo(void *v) { int a = 1;  } 
@@ -4853,7 +4852,7 @@ echo "
         echo "$ac_t""no" 1>&6
         
 echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:4857: checking for pthread_create in -lpthread" >&5
+echo "configure:4856: checking for pthread_create in -lpthread" >&5
 echo "
     #include <pthread.h> 
     void *foo(void *v) { int a = 1;  } 
@@ -4875,7 +4874,7 @@ echo "
         echo "$ac_t""no" 1>&6
         
 echo $ac_n "checking for pthread_create in -lc_r""... $ac_c" 1>&6
-echo "configure:4879: checking for pthread_create in -lc_r" >&5
+echo "configure:4878: checking for pthread_create in -lc_r" >&5
 echo "
     #include <pthread.h> 
     void *foo(void *v) { int a = 1;  } 
@@ -4897,7 +4896,7 @@ echo "
         echo "$ac_t""no" 1>&6
         
 echo $ac_n "checking for pthread_create in -lc""... $ac_c" 1>&6
-echo "configure:4901: checking for pthread_create in -lc" >&5
+echo "configure:4900: checking for pthread_create in -lc" >&5
 echo "
     #include <pthread.h> 
     void *foo(void *v) { int a = 1;  } 
@@ -5047,7 +5046,7 @@ if test -n "$USE_PTHREADS"; then
       rm -f conftest*
    ac_cv_have_dash_pthread=no
    echo $ac_n "checking whether ${CC-cc} accepts -pthread""... $ac_c" 1>&6
-echo "configure:5051: checking whether ${CC-cc} accepts -pthread" >&5
+echo "configure:5050: checking whether ${CC-cc} accepts -pthread" >&5
    echo 'int main() { return 0; }' | cat > conftest.c
    ${CC-cc} -pthread -o conftest conftest.c > conftest.out 2>&1
    if test $? -eq 0; then
@@ -5063,7 +5062,7 @@ echo "configure:5051: checking whether ${CC-cc} accepts -pthread" >&5
 			    ac_cv_have_dash_pthreads=no
     if test "$ac_cv_have_dash_pthread" = "no"; then
 	    echo $ac_n "checking whether ${CC-cc} accepts -pthreads""... $ac_c" 1>&6
-echo "configure:5067: checking whether ${CC-cc} accepts -pthreads" >&5
+echo "configure:5066: checking whether ${CC-cc} accepts -pthreads" >&5
     	echo 'int main() { return 0; }' | cat > conftest.c
 	    ${CC-cc} -pthreads -o conftest conftest.c > conftest.out 2>&1
     	if test $? -eq 0; then
@@ -5283,8 +5282,6 @@ EOF
             PR_MD_ASFILES=os_SunOS.s
             if test -n "$USE_64"; then
                 PR_MD_ASFILES="$PR_MD_ASFILES os_SunOS_sparcv9.s"
-            else
-                PR_MD_ASFILES="$PR_MD_ASFILES os_SunOS_32.s"
             fi
         fi
     fi
@@ -5537,7 +5534,7 @@ s%\[%\\&%g
 s%\]%\\&%g
 s%\$%$$%g
 EOF
-DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' '| tr '\015' ' '`
+DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' ' | tr '\015' ' '`
 rm -f conftest.defs
 
 
diff --git a/configure.in b/configure.in
index aadcbc41..462e62e0 100644
--- a/configure.in
+++ b/configure.in
@@ -443,7 +443,6 @@ dnl ========================================================
 dnl Check for gcc -pipe support
 dnl ========================================================
 AC_MSG_CHECKING([for gcc -pipe support])
-
 if test -n "$GNU_CC" && test -n "$GNU_CXX" && test -n "$GNU_AS"; then
     echo '#include <stdio.h>' > dummy-hello.c
     echo 'int main() { printf("Hello World\n"); exit(0); }' >> dummy-hello.c
@@ -2147,8 +2146,6 @@ case "$target" in
             PR_MD_ASFILES=os_SunOS.s
             if test -n "$USE_64"; then
                 PR_MD_ASFILES="$PR_MD_ASFILES os_SunOS_sparcv9.s"
-            else
-                PR_MD_ASFILES="$PR_MD_ASFILES os_SunOS_32.s"
             fi
         fi
     fi