From e00db5114228d50fece5c764a1f077e065cf8605 Mon Sep 17 00:00:00 2001 From: Patrick Marlier Date: Fri, 24 Feb 2012 15:21:12 +0000 Subject: re PR boehm-gc/52179 (boehm-gc incompatible with aslr on darwin11) 2012-02-23 Patrick Marlier Jack Howarth boehm-gc/ PR boehm-gc/52179 * include/gc_config.h.in: Undefine HAVE_PTHREAD_GET_STACKADDR_NP. * include/private/gcconfig.h (DARWIN): Define STACKBOTTOM with pthread_get_stackaddr_np when available. * configure.ac (THREADS): Check availability of pthread_get_stackaddr_np. * configure: Regenerate. libjava/ PR target/49461 * configure.ac (SYSTEMSPEC): No longer pass -no_pie for darwin11. * configure: Regenerate. Co-Authored-By: Jack Howarth From-SVN: r184555 --- boehm-gc/ChangeLog | 10 ++++++++++ boehm-gc/configure | 11 +++++++++++ boehm-gc/configure.ac | 1 + boehm-gc/include/gc_config.h.in | 3 +++ boehm-gc/include/private/gcconfig.h | 12 ++++++++++-- 5 files changed, 35 insertions(+), 2 deletions(-) (limited to 'boehm-gc') diff --git a/boehm-gc/ChangeLog b/boehm-gc/ChangeLog index e9d1eb5a..173ad80 100644 --- a/boehm-gc/ChangeLog +++ b/boehm-gc/ChangeLog @@ -1,3 +1,13 @@ +2012-02-23 Patrick Marlier + Jack Howarth + + PR boehm-gc/52179 + * include/gc_config.h.in: Undefine HAVE_PTHREAD_GET_STACKADDR_NP. + * include/private/gcconfig.h (DARWIN): Define STACKBOTTOM with + pthread_get_stackaddr_np when available. + * configure.ac (THREADS): Check availability of pthread_get_stackaddr_np. + * configure: Regenerate. + 2012-02-10 Kai Tietz PR boehm-gc/48514 diff --git a/boehm-gc/configure b/boehm-gc/configure index a901e50..c76ea44 100755 --- a/boehm-gc/configure +++ b/boehm-gc/configure @@ -15141,6 +15141,17 @@ _ACEOF fi done +for ac_func in pthread_get_stackaddr_np +do : + ac_fn_c_check_func "$LINENO" "pthread_get_stackaddr_np" "ac_cv_func_pthread_get_stackaddr_np" +if test "x$ac_cv_func_pthread_get_stackaddr_np" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PTHREAD_GET_STACKADDR_NP 1 +_ACEOF + +fi +done + LIBS="$oldLIBS" # Configuration of machine-dependent code diff --git a/boehm-gc/configure.ac b/boehm-gc/configure.ac index a741ca6..2eddc9f 100644 --- a/boehm-gc/configure.ac +++ b/boehm-gc/configure.ac @@ -380,6 +380,7 @@ esac oldLIBS="$LIBS" LIBS="$LIBS $THREADLIBS" AC_CHECK_FUNCS([pthread_getattr_np]) +AC_CHECK_FUNCS([pthread_get_stackaddr_np]) LIBS="$oldLIBS" # Configuration of machine-dependent code diff --git a/boehm-gc/include/gc_config.h.in b/boehm-gc/include/gc_config.h.in index ea6cb03..6bdd807 100644 --- a/boehm-gc/include/gc_config.h.in +++ b/boehm-gc/include/gc_config.h.in @@ -87,6 +87,9 @@ /* Define to 1 if you have the `pthread_getattr_np' function. */ #undef HAVE_PTHREAD_GETATTR_NP +/* Define to 1 if you have the `pthread_get_stackaddr_np_np' function. */ +#undef HAVE_PTHREAD_GET_STACKADDR_NP + /* Define to 1 if you have the header file. */ #undef HAVE_STDINT_H diff --git a/boehm-gc/include/private/gcconfig.h b/boehm-gc/include/private/gcconfig.h index 25fff6e..fb09cf7 100644 --- a/boehm-gc/include/private/gcconfig.h +++ b/boehm-gc/include/private/gcconfig.h @@ -1331,7 +1331,11 @@ These aren't used when dyld support is enabled (it is by default) */ # define DATASTART ((ptr_t) get_etext()) # define DATAEND ((ptr_t) get_end()) -# define STACKBOTTOM ((ptr_t) 0xc0000000) +# ifdef HAVE_PTHREAD_GET_STACKADDR_NP +# define STACKBOTTOM (ptr_t)pthread_get_stackaddr_np(pthread_self()) +# else +# define STACKBOTTOM ((ptr_t) 0xc0000000) +# endif # define USE_MMAP # define USE_MMAP_ANON # define USE_ASM_PUSH_REGS @@ -2014,7 +2018,11 @@ These aren't used when dyld support is enabled (it is by default) */ # define DATASTART ((ptr_t) get_etext()) # define DATAEND ((ptr_t) get_end()) -# define STACKBOTTOM ((ptr_t) 0x7fff5fc00000) +# ifdef HAVE_PTHREAD_GET_STACKADDR_NP +# define STACKBOTTOM (ptr_t)pthread_get_stackaddr_np(pthread_self()) +# else +# define STACKBOTTOM ((ptr_t) 0x7fff5fc00000) +# endif # define USE_MMAP # define USE_MMAP_ANON # ifdef GC_DARWIN_THREADS -- cgit v1.1