* src/closures.c: Include sys/statfs.h.

[pf3gnuchains/gcc-fork.git] / boehm-gc / configure.ac

diff --git a/boehm-gc/configure.ac b/boehm-gc/configure.ac
index 807b7a1..d4dd16b 100644 (file)
--- a/boehm-gc/configure.ac
+++ b/boehm-gc/configure.ac
@@ -155,6 +155,17 @@ case "$THREADS" in
      *-*-hpux10*)
        AC_MSG_WARN("Only HP-UX 11 POSIX threads are supported.")
        ;;
+      *-*-kfreebsd*-gnu)
+       AC_DEFINE(GC_FREEBSD_THREADS)
+       INCLUDES="$INCLUDES -pthread"
+       THREADDLLIBS=-pthread
+       AC_DEFINE(_REENTRANT)
+         if test "${enable_parallel_mark}" = yes; then
+         AC_DEFINE(PARALLEL_MARK)
+       fi
+       AC_DEFINE(THREAD_LOCAL_ALLOC)
+       AC_DEFINE(USE_COMPILER_TLS, 1,[use tls for boehm])
+               ;;
      *-*-freebsd*)
        AC_MSG_WARN("FreeBSD does not yet fully support threads with Boehm GC.")
        AC_DEFINE(GC_FREEBSD_THREADS,1,[support FreeBSD threads])
@@ -237,31 +248,46 @@ AM_CONDITIONAL(POWERPC_DARWIN,test x$powerpc_darwin = xtrue)
 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]),,
+      AC_DEFINE(HAS_PPC_THREAD_STATE_R0,1,
+       [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]),,
+      AC_DEFINE(HAS_PPC_THREAD_STATE___R0,1,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]),,
+      AC_DEFINE(HAS_PPC_THREAD_STATE64_R0,1,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]),,
+      AC_DEFINE(HAS_PPC_THREAD_STATE64___R0,1,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>])
+    AC_CHECK_MEMBER(x86_thread_state32_t.eax,
+      AC_DEFINE(HAS_X86_THREAD_STATE32_EAX,1,dnl
+       [x86_thread_state32_t has field eax]),,
+      [#include <sys/cdefs.h>
+      #include <mach/thread_status.h>])
+    AC_CHECK_MEMBER(x86_thread_state32_t.__eax,
+      AC_DEFINE(HAS_X86_THREAD_STATE32___EAX,1,dnl
+       [x86_thread_state32_t has field __eax]),,
+      [#include <sys/cdefs.h>
+      #include <mach/thread_status.h>])
     ;;
+  x86_64-*-darwin*)
+    AC_CHECK_MEMBER(x86_thread_state64_t.rax,
+      AC_DEFINE(HAS_X86_THREAD_STATE64_RAX,1,dnl
+       [x86_thread_state64_t has field rax]),,
+      [#include <sys/cdefs.h>
+      #include <mach/thread_status.h>])
+    AC_CHECK_MEMBER(x86_thread_state64_t.__rax,
+      AC_DEFINE(HAS_X86_THREAD_STATE64___RAX,1,dnl
+       [x86_thread_state64_t has field __rax]),,
+      [#include <sys/cdefs.h>
+      #include <mach/thread_status.h>])
+     ;;
   *) ;;
 esac
 
@@ -338,11 +364,9 @@ LIBS="$oldLIBS"
 
 # Configuration of machine-dependent code
 #
-# We don't set NO_EXECUTE_PERMISSION by default because gcj (and
-# anything else that creates trampolines in gc-allocated memory)
-# always needs exec permission.  The exceptions to this are IA-64 and
-# some variations of Power PC, where trampolines don't contain
-# executable code.
+# Set NO_EXECUTE_PERMISSION by default because gcj already uses
+# ffi_closure_{alloc,free} which takes care of allocating trampolines
+# in executable memory.
 #
 AC_MSG_CHECKING(which machine-dependent code should be used)
 machdep=
@@ -385,10 +409,10 @@ case "$host" in
     machdep="sparc_mach_dep.lo"
     ;;
  ia64-*-*)
-    AC_DEFINE(NO_EXECUTE_PERMISSION,1,[cause some or all of the heap to not have execute permission])
     machdep="mach_dep.lo ia64_save_regs_in_stack.lo"
     ;;
 esac
+AC_DEFINE(NO_EXECUTE_PERMISSION,1,[cause some or all of the heap to not have execute permission])
 if test x"$machdep" = x; then
 AC_MSG_RESULT($machdep)
    machdep="mach_dep.lo"
@@ -462,14 +486,6 @@ AC_DEFINE(JAVA_FINALIZATION,1,[make it somewhat safer to finalize objects out of
 AC_DEFINE(GC_GCJ_SUPPORT,1,[include support for gcj])
 AC_DEFINE(ATOMIC_UNCOLLECTABLE,1,[include code for GC_malloc_atomic_uncollectable])
 
-dnl This is something of a hack.  When cross-compiling we turn off
-dnl some functionality. These is only correct when targetting an
-dnl embedded system.  FIXME.
-if test -n "${with_cross_host}"; then
-   AC_DEFINE(NO_SIGSET,1,[use empty GC_disable_signals and GC_enable_signals])
-   AC_DEFINE(NO_DEBUGGING,1,[removes GC_dump])
-fi
-
 AC_ARG_ENABLE(gc-debug,
 [  --enable-gc-debug   include full support for pointer backtracing etc.],
 [ if test "$enable_gc_debug" = "yes"; then