Skip to content

R
riscv-gcc-1
Commit 4f6d8cc8 by Geoffrey Keating Committed by Geoffrey Keating
Options

Index: gcc/ChangeLog 

2006-06-02  Geoffrey Keating  <geoffk@apple.com>

	* config/rs6000/host-darwin.c (sigaltstack): Protect prototype with
	HAVE_DECL_SIGALTSTACK.
	(MC_FLD): New.
	(segv_handler): Use MC_FLD.
	* configure.ac: Check for a sigaltstack declaration.
	Compute HAS_MCONTEXT_T_UNDERSCORES on Darwin.
	* configure: Regenerate.
	* config.in: Regenerate.

Index: boehm-gc/ChangeLog
2006-06-02  Geoffrey Keating  <geoffk@apple.com>

	* configure.ac: Define HAS_PPC_THREAD_STATE_R0,
	HAS_PPC_THREAD_STATE___R0, HAS_PPC_THREAD_STATE64_R0,
	HAS_PPC_THREAD_STATE64___R0, HAS_I386_THREAD_STATE_EAX,
	HAS_I386_THREAD_STATE___EAX.
	* configure: Regenerate.
	* include/gc_config.h.in: Regenerate.
	* darwin_stop_world.c (PPC_RED_ZONE_SIZE): Use standard Darwin
	macro names to determine value.
	(THREAD_STATE): New.
	(THREAD_FLD): New.
	(GC_push_all_stacks): Use THREAD_STATE and THREAD_FLD in both versions.

From-SVN: r114339
parent 347b9c46
Showing with 1062 additions and 99 deletions
boehm-gc/ChangeLog
2006-06-02 Geoffrey Keating <geoffk@apple.com>
* configure.ac: Define HAS_PPC_THREAD_STATE_R0,
HAS_PPC_THREAD_STATE___R0, HAS_PPC_THREAD_STATE64_R0,
HAS_PPC_THREAD_STATE64___R0, HAS_I386_THREAD_STATE_EAX,
HAS_I386_THREAD_STATE___EAX.
* configure: Regenerate.
* include/gc_config.h.in: Regenerate.
* darwin_stop_world.c (PPC_RED_ZONE_SIZE): Use standard Darwin
macro names to determine value.
(THREAD_STATE): New.
(THREAD_FLD): New.
(GC_push_all_stacks): Use THREAD_STATE and THREAD_FLD in both versions.
2006-05-24 Carlos O'Donell <carlos@codesourcery.com> 2006-05-24 Carlos O'Donell <carlos@codesourcery.com>
* Makefile.am: Add install-html target. * Makefile.am: Add install-html target.
......
boehm-gc/configure
...@@ -5597,6 +5597,682 @@ else ...@@ -5597,6 +5597,682 @@ else
fi fi
# Darwin needs a few extra special tests to deal with variation in the
# system headers.
case "$host" in
powerpc*-*-darwin*)
echo "$as_me:$LINENO: checking for ppc_thread_state_t.r0" >&5
echo $ECHO_N "checking for ppc_thread_state_t.r0... $ECHO_C" >&6
if test "${ac_cv_member_ppc_thread_state_t_r0+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static ppc_thread_state_t ac_aggr;
if (ac_aggr.r0)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_ppc_thread_state_t_r0=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static ppc_thread_state_t ac_aggr;
if (sizeof ac_aggr.r0)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_ppc_thread_state_t_r0=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_member_ppc_thread_state_t_r0=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
echo "$as_me:$LINENO: result: $ac_cv_member_ppc_thread_state_t_r0" >&5
echo "${ECHO_T}$ac_cv_member_ppc_thread_state_t_r0" >&6
if test $ac_cv_member_ppc_thread_state_t_r0 = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAS_PPC_THREAD_STATE_R0
_ACEOF
fi
echo "$as_me:$LINENO: checking for ppc_thread_state_t.__r0" >&5
echo $ECHO_N "checking for ppc_thread_state_t.__r0... $ECHO_C" >&6
if test "${ac_cv_member_ppc_thread_state_t___r0+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static ppc_thread_state_t ac_aggr;
if (ac_aggr.__r0)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_ppc_thread_state_t___r0=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static ppc_thread_state_t ac_aggr;
if (sizeof ac_aggr.__r0)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_ppc_thread_state_t___r0=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_member_ppc_thread_state_t___r0=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
echo "$as_me:$LINENO: result: $ac_cv_member_ppc_thread_state_t___r0" >&5
echo "${ECHO_T}$ac_cv_member_ppc_thread_state_t___r0" >&6
if test $ac_cv_member_ppc_thread_state_t___r0 = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAS_PPC_THREAD_STATE___R0
_ACEOF
fi
echo "$as_me:$LINENO: checking for ppc_thread_state64_t.r0" >&5
echo $ECHO_N "checking for ppc_thread_state64_t.r0... $ECHO_C" >&6
if test "${ac_cv_member_ppc_thread_state64_t_r0+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static ppc_thread_state64_t ac_aggr;
if (ac_aggr.r0)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_ppc_thread_state64_t_r0=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static ppc_thread_state64_t ac_aggr;
if (sizeof ac_aggr.r0)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_ppc_thread_state64_t_r0=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_member_ppc_thread_state64_t_r0=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
echo "$as_me:$LINENO: result: $ac_cv_member_ppc_thread_state64_t_r0" >&5
echo "${ECHO_T}$ac_cv_member_ppc_thread_state64_t_r0" >&6
if test $ac_cv_member_ppc_thread_state64_t_r0 = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAS_PPC_THREAD_STATE64_R0
_ACEOF
fi
echo "$as_me:$LINENO: checking for ppc_thread_state64_t.__r0" >&5
echo $ECHO_N "checking for ppc_thread_state64_t.__r0... $ECHO_C" >&6
if test "${ac_cv_member_ppc_thread_state64_t___r0+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static ppc_thread_state64_t ac_aggr;
if (ac_aggr.__r0)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_ppc_thread_state64_t___r0=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static ppc_thread_state64_t ac_aggr;
if (sizeof ac_aggr.__r0)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_ppc_thread_state64_t___r0=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_member_ppc_thread_state64_t___r0=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
echo "$as_me:$LINENO: result: $ac_cv_member_ppc_thread_state64_t___r0" >&5
echo "${ECHO_T}$ac_cv_member_ppc_thread_state64_t___r0" >&6
if test $ac_cv_member_ppc_thread_state64_t___r0 = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAS_PPC_THREAD_STATE64___R0
_ACEOF
fi
;;
i?86*-*-darwin*)
echo "$as_me:$LINENO: checking for i386_thread_state_t.eax" >&5
echo $ECHO_N "checking for i386_thread_state_t.eax... $ECHO_C" >&6
if test "${ac_cv_member_i386_thread_state_t_eax+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static i386_thread_state_t ac_aggr;
if (ac_aggr.eax)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_i386_thread_state_t_eax=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static i386_thread_state_t ac_aggr;
if (sizeof ac_aggr.eax)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_i386_thread_state_t_eax=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_member_i386_thread_state_t_eax=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
echo "$as_me:$LINENO: result: $ac_cv_member_i386_thread_state_t_eax" >&5
echo "${ECHO_T}$ac_cv_member_i386_thread_state_t_eax" >&6
if test $ac_cv_member_i386_thread_state_t_eax = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAS_I386_THREAD_STATE_EAX
_ACEOF
fi
echo "$as_me:$LINENO: checking for i386_thread_state_t.__eax" >&5
echo $ECHO_N "checking for i386_thread_state_t.__eax... $ECHO_C" >&6
if test "${ac_cv_member_i386_thread_state_t___eax+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static i386_thread_state_t ac_aggr;
if (ac_aggr.__eax)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_i386_thread_state_t___eax=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <mach/thread_status.h>
int
main ()
{
static i386_thread_state_t ac_aggr;
if (sizeof ac_aggr.__eax)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_i386_thread_state_t___eax=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_member_i386_thread_state_t___eax=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
echo "$as_me:$LINENO: result: $ac_cv_member_i386_thread_state_t___eax" >&5
echo "${ECHO_T}$ac_cv_member_i386_thread_state_t___eax" >&6
if test $ac_cv_member_i386_thread_state_t___eax = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAS_I386_THREAD_STATE___EAX
_ACEOF
fi
;;
*) ;;
esac
# We never want libdl on darwin. It is a fake libdl that just ends up making # We never want libdl on darwin. It is a fake libdl that just ends up making
# dyld calls anyway # dyld calls anyway
case "$host" in case "$host" in
......
boehm-gc/configure.ac
...@@ -232,6 +232,39 @@ case "$host" in ...@@ -232,6 +232,39 @@ case "$host" in
esac esac
AM_CONDITIONAL(POWERPC_DARWIN,test x$powerpc_darwin = xtrue) AM_CONDITIONAL(POWERPC_DARWIN,test x$powerpc_darwin = xtrue)
# Darwin needs a few extra special tests to deal with variation in the
# system headers.
case "$host" in
powerpc*-*-darwin*)
AC_CHECK_MEMBER(ppc_thread_state_t.r0,
AC_DEFINE(HAS_PPC_THREAD_STATE_R0,,[ppc_thread_state_t has field r0]),,
[#include <mach/thread_status.h>])
AC_CHECK_MEMBER(ppc_thread_state_t.__r0,
AC_DEFINE(HAS_PPC_THREAD_STATE___R0,,dnl
[ppc_thread_state_t has field __r0]),,
[#include <mach/thread_status.h>])
AC_CHECK_MEMBER(ppc_thread_state64_t.r0,
AC_DEFINE(HAS_PPC_THREAD_STATE64_R0,,dnl
[ppc_thread_state64_t has field r0]),,
[#include <mach/thread_status.h>])
AC_CHECK_MEMBER(ppc_thread_state64_t.__r0,
AC_DEFINE(HAS_PPC_THREAD_STATE64___R0,,dnl
[ppc_thread_state64_t has field __r0]),,
[#include <mach/thread_status.h>])
;;
i?86*-*-darwin*)
AC_CHECK_MEMBER(i386_thread_state_t.eax,
AC_DEFINE(HAS_I386_THREAD_STATE_EAX,,dnl
[i386_thread_state_t has field eax]),,
[#include <mach/thread_status.h>])
AC_CHECK_MEMBER(i386_thread_state_t.__eax,
AC_DEFINE(HAS_I386_THREAD_STATE___EAX,,dnl
[i386_thread_state_t has field __eax]),,
[#include <mach/thread_status.h>])
;;
*) ;;
esac
# We never want libdl on darwin. It is a fake libdl that just ends up making # We never want libdl on darwin. It is a fake libdl that just ends up making
# dyld calls anyway # dyld calls anyway
case "$host" in case "$host" in
......
boehm-gc/darwin_stop_world.c
...@@ -14,12 +14,43 @@ ...@@ -14,12 +14,43 @@
Page 50: "If a leaf procedure's red zone usage would exceed 224 bytes, then Page 50: "If a leaf procedure's red zone usage would exceed 224 bytes, then
it must set up a stack frame just like routines that call other routines." it must set up a stack frame just like routines that call other routines."
*/ */
#ifdef POWERPC #if defined(__ppc__)
# if CPP_WORDSZ == 32
# define PPC_RED_ZONE_SIZE 224 # define PPC_RED_ZONE_SIZE 224
# elif CPP_WORDSZ == 64 #elif defined(__ppc64__)
# define PPC_RED_ZONE_SIZE 320 # define PPC_RED_ZONE_SIZE 320
#endif
/* Try to work out the right way to access thread state structure members.
The structure has changed its definition in different Darwin versions. */
#if defined(__ppc__)
# define THREAD_STATE ppc_thread_state_t
# if defined (HAS_PPC_THREAD_STATE_R0)
# define THREAD_FLD(x) x
# elif defined (HAS_PPC_THREAD_STATE___R0)
# define THREAD_FLD(x) __ ## x
# else
# error can not work out how to access fields of ppc_thread_state_t
# endif
#elif defined(__ppc64__)
# define THREAD_STATE ppc_thread_state64_t
# if defined (HAS_PPC_THREAD_STATE64_R0)
# define THREAD_FLD(x) x
# elif defined (HAS_PPC_THREAD_STATE64___R0)
# define THREAD_FLD(x) __ ## x
# else
# error can not work out how to access fields of ppc_thread_state64_t
# endif # endif
#elif defined(__i386__)
# define THREAD_STATE i386_thread_state_t
# if defined (HAS_I386_THREAD_STATE_EAX)
# define THREAD_FLD(x) x
# elif defined (HAS_I386_THREAD_STATE___EAX)
# define THREAD_FLD(x) __ ## x
# else
# error can not work out how to access fields of i386_thread_state_t
# endif
#else
# error unknown architecture
#endif #endif
typedef struct StackFrame { typedef struct StackFrame {
...@@ -75,7 +106,7 @@ void GC_push_all_stacks() { ...@@ -75,7 +106,7 @@ void GC_push_all_stacks() {
GC_thread p; GC_thread p;
pthread_t me; pthread_t me;
ptr_t lo, hi; ptr_t lo, hi;
ppc_thread_state_t state; THREAD_STATE state;
mach_msg_type_number_t thread_state_count = MACHINE_THREAD_STATE_COUNT; mach_msg_type_number_t thread_state_count = MACHINE_THREAD_STATE_COUNT;
me = pthread_self(); me = pthread_self();
...@@ -95,39 +126,39 @@ void GC_push_all_stacks() { ...@@ -95,39 +126,39 @@ void GC_push_all_stacks() {
&thread_state_count); &thread_state_count);
if(r != KERN_SUCCESS) ABORT("thread_get_state failed"); if(r != KERN_SUCCESS) ABORT("thread_get_state failed");
lo = (void*)(state.r1 - PPC_RED_ZONE_SIZE); lo = (void*)(state . THREAD_FLD (r1) - PPC_RED_ZONE_SIZE);
GC_push_one(state.r0); GC_push_one(state . THREAD_FLD (r0));
GC_push_one(state.r2); GC_push_one(state . THREAD_FLD (r2));
GC_push_one(state.r3); GC_push_one(state . THREAD_FLD (r3));
GC_push_one(state.r4); GC_push_one(state . THREAD_FLD (r4));
GC_push_one(state.r5); GC_push_one(state . THREAD_FLD (r5));
GC_push_one(state.r6); GC_push_one(state . THREAD_FLD (r6));
GC_push_one(state.r7); GC_push_one(state . THREAD_FLD (r7));
GC_push_one(state.r8); GC_push_one(state . THREAD_FLD (r8));
GC_push_one(state.r9); GC_push_one(state . THREAD_FLD (r9));
GC_push_one(state.r10); GC_push_one(state . THREAD_FLD (r10));
GC_push_one(state.r11); GC_push_one(state . THREAD_FLD (r11));
GC_push_one(state.r12); GC_push_one(state . THREAD_FLD (r12));
GC_push_one(state.r13); GC_push_one(state . THREAD_FLD (r13));
GC_push_one(state.r14); GC_push_one(state . THREAD_FLD (r14));
GC_push_one(state.r15); GC_push_one(state . THREAD_FLD (r15));
GC_push_one(state.r16); GC_push_one(state . THREAD_FLD (r16));
GC_push_one(state.r17); GC_push_one(state . THREAD_FLD (r17));
GC_push_one(state.r18); GC_push_one(state . THREAD_FLD (r18));
GC_push_one(state.r19); GC_push_one(state . THREAD_FLD (r19));
GC_push_one(state.r20); GC_push_one(state . THREAD_FLD (r20));
GC_push_one(state.r21); GC_push_one(state . THREAD_FLD (r21));
GC_push_one(state.r22); GC_push_one(state . THREAD_FLD (r22));
GC_push_one(state.r23); GC_push_one(state . THREAD_FLD (r23));
GC_push_one(state.r24); GC_push_one(state . THREAD_FLD (r24));
GC_push_one(state.r25); GC_push_one(state . THREAD_FLD (r25));
GC_push_one(state.r26); GC_push_one(state . THREAD_FLD (r26));
GC_push_one(state.r27); GC_push_one(state . THREAD_FLD (r27));
GC_push_one(state.r28); GC_push_one(state . THREAD_FLD (r28));
GC_push_one(state.r29); GC_push_one(state . THREAD_FLD (r29));
GC_push_one(state.r30); GC_push_one(state . THREAD_FLD (r30));
GC_push_one(state.r31); GC_push_one(state . THREAD_FLD (r31));
} /* p != me */ } /* p != me */
if(p->flags & MAIN_THREAD) if(p->flags & MAIN_THREAD)
hi = GC_stackbottom; hi = GC_stackbottom;
...@@ -166,78 +197,74 @@ void GC_push_all_stacks() { ...@@ -166,78 +197,74 @@ void GC_push_all_stacks() {
lo = GC_approx_sp(); lo = GC_approx_sp();
hi = (ptr_t)FindTopOfStack(0); hi = (ptr_t)FindTopOfStack(0);
} else { } else {
# if defined(POWERPC) # if defined(__ppc__) || defined(__ppc64__)
# if CPP_WORDSZ == 32 THREAD_STATE info;
ppc_thread_state_t info;
# else
ppc_thread_state64_t info;
# endif
mach_msg_type_number_t outCount = THREAD_STATE_MAX; mach_msg_type_number_t outCount = THREAD_STATE_MAX;
r = thread_get_state(thread, MACHINE_THREAD_STATE, r = thread_get_state(thread, MACHINE_THREAD_STATE,
(natural_t *)&info, &outCount); (natural_t *)&info, &outCount);
if(r != KERN_SUCCESS) ABORT("task_get_state failed"); if(r != KERN_SUCCESS) ABORT("task_get_state failed");
lo = (void*)(info.r1 - PPC_RED_ZONE_SIZE); lo = (void*)(info . THREAD_FLD (r1) - PPC_RED_ZONE_SIZE);
hi = (ptr_t)FindTopOfStack(info.r1); hi = (ptr_t)FindTopOfStack(info . THREAD_FLD (r1));
GC_push_one(info.r0); GC_push_one(info . THREAD_FLD (r0));
GC_push_one(info.r2); GC_push_one(info . THREAD_FLD (r2));
GC_push_one(info.r3); GC_push_one(info . THREAD_FLD (r3));
GC_push_one(info.r4); GC_push_one(info . THREAD_FLD (r4));
GC_push_one(info.r5); GC_push_one(info . THREAD_FLD (r5));
GC_push_one(info.r6); GC_push_one(info . THREAD_FLD (r6));
GC_push_one(info.r7); GC_push_one(info . THREAD_FLD (r7));
GC_push_one(info.r8); GC_push_one(info . THREAD_FLD (r8));
GC_push_one(info.r9); GC_push_one(info . THREAD_FLD (r9));
GC_push_one(info.r10); GC_push_one(info . THREAD_FLD (r10));
GC_push_one(info.r11); GC_push_one(info . THREAD_FLD (r11));
GC_push_one(info.r12); GC_push_one(info . THREAD_FLD (r12));
GC_push_one(info.r13); GC_push_one(info . THREAD_FLD (r13));
GC_push_one(info.r14); GC_push_one(info . THREAD_FLD (r14));
GC_push_one(info.r15); GC_push_one(info . THREAD_FLD (r15));
GC_push_one(info.r16); GC_push_one(info . THREAD_FLD (r16));
GC_push_one(info.r17); GC_push_one(info . THREAD_FLD (r17));
GC_push_one(info.r18); GC_push_one(info . THREAD_FLD (r18));
GC_push_one(info.r19); GC_push_one(info . THREAD_FLD (r19));
GC_push_one(info.r20); GC_push_one(info . THREAD_FLD (r20));
GC_push_one(info.r21); GC_push_one(info . THREAD_FLD (r21));
GC_push_one(info.r22); GC_push_one(info . THREAD_FLD (r22));
GC_push_one(info.r23); GC_push_one(info . THREAD_FLD (r23));
GC_push_one(info.r24); GC_push_one(info . THREAD_FLD (r24));
GC_push_one(info.r25); GC_push_one(info . THREAD_FLD (r25));
GC_push_one(info.r26); GC_push_one(info . THREAD_FLD (r26));
GC_push_one(info.r27); GC_push_one(info . THREAD_FLD (r27));
GC_push_one(info.r28); GC_push_one(info . THREAD_FLD (r28));
GC_push_one(info.r29); GC_push_one(info . THREAD_FLD (r29));
GC_push_one(info.r30); GC_push_one(info . THREAD_FLD (r30));
GC_push_one(info.r31); GC_push_one(info . THREAD_FLD (r31));
# else # else
/* FIXME: Remove after testing: */ /* FIXME: Remove after testing: */
WARN("This is completely untested and likely will not work\n", 0); WARN("This is completely untested and likely will not work\n", 0);
i386_thread_state_t info; THREAD_STATE info;
mach_msg_type_number_t outCount = THREAD_STATE_MAX; mach_msg_type_number_t outCount = THREAD_STATE_MAX;
r = thread_get_state(thread, MACHINE_THREAD_STATE, r = thread_get_state(thread, MACHINE_THREAD_STATE,
(natural_t *)&info, &outCount); (natural_t *)&info, &outCount);
if(r != KERN_SUCCESS) ABORT("task_get_state failed"); if(r != KERN_SUCCESS) ABORT("task_get_state failed");
lo = (void*)info.esp; lo = (void*)info . THREAD_FLD (esp);
hi = (ptr_t)FindTopOfStack(info.esp); hi = (ptr_t)FindTopOfStack(info . THREAD_FLD (esp));
GC_push_one(info.eax); GC_push_one(info . THREAD_FLD (eax));
GC_push_one(info.ebx); GC_push_one(info . THREAD_FLD (ebx));
GC_push_one(info.ecx); GC_push_one(info . THREAD_FLD (ecx));
GC_push_one(info.edx); GC_push_one(info . THREAD_FLD (edx));
GC_push_one(info.edi); GC_push_one(info . THREAD_FLD (edi));
GC_push_one(info.esi); GC_push_one(info . THREAD_FLD (esi));
/* GC_push_one(info.ebp); */ /* GC_push_one(info . THREAD_FLD (ebp)); */
/* GC_push_one(info.esp); */ /* GC_push_one(info . THREAD_FLD (esp)); */
GC_push_one(info.ss); GC_push_one(info . THREAD_FLD (ss));
GC_push_one(info.eip); GC_push_one(info . THREAD_FLD (eip));
GC_push_one(info.cs); GC_push_one(info . THREAD_FLD (cs));
GC_push_one(info.ds); GC_push_one(info . THREAD_FLD (ds));
GC_push_one(info.es); GC_push_one(info . THREAD_FLD (es));
GC_push_one(info.fs); GC_push_one(info . THREAD_FLD (fs));
GC_push_one(info.gs); GC_push_one(info . THREAD_FLD (gs));
# endif /* !POWERPC */ # endif /* !POWERPC */
} }
# if DEBUG_THREADS # if DEBUG_THREADS
......
boehm-gc/include/gc_config.h.in
...@@ -57,6 +57,24 @@ ...@@ -57,6 +57,24 @@
/* support for win32 threads */ /* support for win32 threads */
#undef GC_WIN32_THREADS #undef GC_WIN32_THREADS
/* i386_thread_state_t has field eax */
#undef HAS_I386_THREAD_STATE_EAX
/* i386_thread_state_t has field __eax */
#undef HAS_I386_THREAD_STATE___EAX
/* ppc_thread_state64_t has field r0 */
#undef HAS_PPC_THREAD_STATE64_R0
/* ppc_thread_state64_t has field __r0 */
#undef HAS_PPC_THREAD_STATE64___R0
/* ppc_thread_state_t has field r0 */
#undef HAS_PPC_THREAD_STATE_R0
/* ppc_thread_state_t has field __r0 */
#undef HAS_PPC_THREAD_STATE___R0
/* Define to 1 if you have the <inttypes.h> header file. */ /* Define to 1 if you have the <inttypes.h> header file. */
#undef HAVE_INTTYPES_H #undef HAVE_INTTYPES_H
...@@ -154,5 +172,5 @@ ...@@ -154,5 +172,5 @@
/* POSIX version of C Source */ /* POSIX version of C Source */
#undef _POSIX_C_SOURCE #undef _POSIX_C_SOURCE
/* Use reentrant code */ /* Required define if using POSIX threads */
#undef _REENTRANT #undef _REENTRANT
gcc/ChangeLog
2006-06-02 Geoffrey Keating <geoffk@apple.com>
* config/rs6000/host-darwin.c (sigaltstack): Protect prototype with
HAVE_DECL_SIGALTSTACK.
(MC_FLD): New.
(segv_handler): Use MC_FLD.
* configure.ac: Check for a sigaltstack declaration.
Compute HAS_MCONTEXT_T_UNDERSCORES on Darwin.
* configure: Regenerate.
* config.in: Regenerate.
2006-06-03 J"orn Rennecke <joern.rennecke@st.com> 2006-06-03 J"orn Rennecke <joern.rennecke@st.com>
PR other/27850 PR other/27850
......
gcc/config.in
...@@ -148,6 +148,12 @@ ...@@ -148,6 +148,12 @@
#endif #endif
/* mcontext_t fields start with __ */
#ifndef USED_FOR_TARGET
#undef HAS_MCONTEXT_T_UNDERSCORES
#endif
/* Define to 1 if you have the `alphasort' function. */ /* Define to 1 if you have the `alphasort' function. */
#ifndef USED_FOR_TARGET #ifndef USED_FOR_TARGET
#undef HAVE_ALPHASORT #undef HAVE_ALPHASORT
...@@ -568,6 +574,13 @@ ...@@ -568,6 +574,13 @@
#endif #endif
/* Define to 1 if we found a declaration for 'sigaltstack', otherwise define
to 0. */
#ifndef USED_FOR_TARGET
#undef HAVE_DECL_SIGALTSTACK
#endif
/* Define to 1 if we found a declaration for 'snprintf', otherwise define to /* Define to 1 if we found a declaration for 'snprintf', otherwise define to
0. */ 0. */
#ifndef USED_FOR_TARGET #ifndef USED_FOR_TARGET
......
gcc/config/rs6000/host-darwin.c
...@@ -33,9 +33,19 @@ static void segv_crash_handler (int); ...@@ -33,9 +33,19 @@ static void segv_crash_handler (int);
static void segv_handler (int, siginfo_t *, void *); static void segv_handler (int, siginfo_t *, void *);
static void darwin_rs6000_extra_signals (void); static void darwin_rs6000_extra_signals (void);
#ifndef HAVE_DECL_SIGALTSTACK
/* This doesn't have a prototype in signal.h in 10.2.x and earlier, /* This doesn't have a prototype in signal.h in 10.2.x and earlier,
fixed in later releases. */ fixed in later releases. */
extern int sigaltstack(const struct sigaltstack *, struct sigaltstack *); extern int sigaltstack(const struct sigaltstack *, struct sigaltstack *);
#endif
/* The fields of the mcontext_t type have acquired underscores in later
OS versions. */
#ifdef HAS_MCONTEXT_T_UNDERSCORES
#define MC_FLD(x) __ ## x
#else
#define MC_FLD(x) x
#endif
#undef HOST_HOOKS_EXTRA_SIGNALS #undef HOST_HOOKS_EXTRA_SIGNALS
#define HOST_HOOKS_EXTRA_SIGNALS darwin_rs6000_extra_signals #define HOST_HOOKS_EXTRA_SIGNALS darwin_rs6000_extra_signals
...@@ -68,7 +78,7 @@ segv_handler (int sig ATTRIBUTE_UNUSED, ...@@ -68,7 +78,7 @@ segv_handler (int sig ATTRIBUTE_UNUSED,
sigaddset (&sigset, SIGSEGV); sigaddset (&sigset, SIGSEGV);
sigprocmask (SIG_UNBLOCK, &sigset, NULL); sigprocmask (SIG_UNBLOCK, &sigset, NULL);
faulting_insn = *(unsigned *)uc->uc_mcontext->ss.srr0; faulting_insn = *(unsigned *)uc->uc_mcontext->MC_FLD(ss).MC_FLD(srr0);
/* Note that this only has to work for GCC, so we don't have to deal /* Note that this only has to work for GCC, so we don't have to deal
with all the possible cases (GCC has no AltiVec code, for with all the possible cases (GCC has no AltiVec code, for
...@@ -117,7 +127,8 @@ segv_handler (int sig ATTRIBUTE_UNUSED, ...@@ -117,7 +127,8 @@ segv_handler (int sig ATTRIBUTE_UNUSED,
} }
fprintf (stderr, "[address=%08lx pc=%08x]\n", fprintf (stderr, "[address=%08lx pc=%08x]\n",
uc->uc_mcontext->es.dar, uc->uc_mcontext->ss.srr0); uc->uc_mcontext->MC_FLD(es).MC_FLD(dar),
uc->uc_mcontext->MC_FLD(ss).MC_FLD(srr0));
internal_error ("Segmentation Fault"); internal_error ("Segmentation Fault");
exit (FATAL_EXIT_CODE); exit (FATAL_EXIT_CODE);
} }
......
gcc/configure
...@@ -11756,6 +11756,88 @@ fi ...@@ -11756,6 +11756,88 @@ fi
done done
for ac_func in sigaltstack
do
ac_tr_decl=`echo "HAVE_DECL_$ac_func" | $as_tr_cpp`
echo "$as_me:$LINENO: checking whether $ac_func is declared" >&5
echo $ECHO_N "checking whether $ac_func is declared... $ECHO_C" >&6
if eval "test \"\${gcc_cv_have_decl_$ac_func+set}\" = set"; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#undef $ac_tr_decl
#define $ac_tr_decl 1
#include "ansidecl.h"
#include "system.h"
#include <signal.h>
int
main ()
{
#ifndef $ac_func
char *(*pfn) = (char *(*)) $ac_func ;
#endif
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
eval "gcc_cv_have_decl_$ac_func=yes"
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
eval "gcc_cv_have_decl_$ac_func=no"
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
if eval "test \"`echo '$gcc_cv_have_decl_'$ac_func`\" = yes"; then
echo "$as_me:$LINENO: result: yes" >&5
echo "${ECHO_T}yes" >&6 ; cat >>confdefs.h <<_ACEOF
#define $ac_tr_decl 1
_ACEOF
else
echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6 ; cat >>confdefs.h <<_ACEOF
#define $ac_tr_decl 0
_ACEOF
fi
done
# More time-related stuff. # More time-related stuff.
echo "$as_me:$LINENO: checking for struct tms" >&5 echo "$as_me:$LINENO: checking for struct tms" >&5
echo $ECHO_N "checking for struct tms... $ECHO_C" >&6 echo $ECHO_N "checking for struct tms... $ECHO_C" >&6
...@@ -12195,6 +12277,62 @@ if test "$host_xm_file" != "$build_xm_file"; then ...@@ -12195,6 +12277,62 @@ if test "$host_xm_file" != "$build_xm_file"; then
fi fi
fi fi
case ${host} in
powerpc-*-darwin*)
echo "$as_me:$LINENO: checking whether mcontext_t fields have underscores" >&5
echo $ECHO_N "checking whether mcontext_t fields have underscores... $ECHO_C" >&6
if test "${gcc_cv_mcontext_underscores+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
#include <ucontext.h>
int main() { mcontext_t m; if (m->ss.srr0) return 0; return 0; }
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
gcc_cv_mcontext_underscores=no
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
gcc_cv_mcontext_underscores=yes
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
echo "$as_me:$LINENO: result: $gcc_cv_mcontext_underscores" >&5
echo "${ECHO_T}$gcc_cv_mcontext_underscores" >&6
if test $gcc_cv_mcontext_underscores = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAS_MCONTEXT_T_UNDERSCORES
_ACEOF
fi
;;
esac
# --------- # ---------
# Threading # Threading
# --------- # ---------
......
gcc/configure.ac
...@@ -1154,6 +1154,12 @@ gcc_AC_CHECK_DECLS(times, , ,[ ...@@ -1154,6 +1154,12 @@ gcc_AC_CHECK_DECLS(times, , ,[
#endif #endif
]) ])
gcc_AC_CHECK_DECLS(sigaltstack, , ,[
#include "ansidecl.h"
#include "system.h"
#include <signal.h>
])
# More time-related stuff. # More time-related stuff.
AC_CACHE_CHECK(for struct tms, ac_cv_struct_tms, [ AC_CACHE_CHECK(for struct tms, ac_cv_struct_tms, [
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
...@@ -1337,6 +1343,22 @@ if test "$host_xm_file" != "$build_xm_file"; then ...@@ -1337,6 +1343,22 @@ if test "$host_xm_file" != "$build_xm_file"; then
fi fi
fi fi
case ${host} in
powerpc-*-darwin*)
AC_CACHE_CHECK([whether mcontext_t fields have underscores],
gcc_cv_mcontext_underscores,
AC_COMPILE_IFELSE([
#include <ucontext.h>
int main() { mcontext_t m; if (m->ss.srr0) return 0; return 0; }
],
gcc_cv_mcontext_underscores=no, gcc_cv_mcontext_underscores=yes))
if test $gcc_cv_mcontext_underscores = yes; then
AC_DEFINE(HAS_MCONTEXT_T_UNDERSCORES,,dnl
[mcontext_t fields start with __])
fi
;;
esac
# --------- # ---------
# Threading # Threading
# --------- # ---------
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment