1.0.3.16: experimental x86-64/darwin suport

[sbcl.git] / src / runtime / interrupt.c

diff --git a/src/runtime/interrupt.c b/src/runtime/interrupt.c
index 0d219b0..00c920e 100644 (file)
--- a/src/runtime/interrupt.c
+++ b/src/runtime/interrupt.c
@@ -125,7 +125,7 @@ static sigset_t blockable_sigset;
 void
 check_blockables_blocked_or_lose()
 {
-#ifndef LISP_FEATURE_WIN32
+#if !defined(LISP_FEATURE_WIN32)
     /* Get the current sigmask, by blocking the empty set. */
     sigset_t empty,current;
     int i;
@@ -584,7 +584,6 @@ run_deferred_handler(struct interrupt_data *data, void *v_context) {
      * pending handler before calling it. Trust the handler to finish
      * with the siginfo before enabling interrupts. */
     void (*pending_handler) (int, siginfo_t*, void*)=data->pending_handler;
-    os_context_t *context = arch_os_get_context(&v_context);
 
     data->pending_handler=0;
     (*pending_handler)(data->pending_signal,&(data->pending_info), v_context);
@@ -748,7 +747,7 @@ sig_stop_for_gc_handler(int signal, siginfo_t *info, void *void_context)
     struct thread *thread=arch_os_get_current_thread();
     sigset_t ss;
 
-   if ((arch_pseudo_atomic_atomic(context) ||
+    if ((arch_pseudo_atomic_atomic(context) ||
          SymbolValue(GC_INHIBIT,thread) != NIL)) {
         SetSymbolValue(STOP_FOR_GC_PENDING,T,thread);
         if (SymbolValue(GC_INHIBIT,thread) == NIL)
@@ -822,7 +821,7 @@ gc_trigger_hit(int signal, siginfo_t *info, os_context_t *context)
     else{
         void *badaddr=arch_get_bad_addr(signal,info,context);
         return (badaddr >= (void *)current_auto_gc_trigger &&
-                badaddr <((void *)current_dynamic_space + DYNAMIC_SPACE_SIZE));
+                badaddr <((void *)current_dynamic_space + dynamic_space_size));
     }
 }
 #endif
@@ -938,6 +937,7 @@ arrange_return_to_lisp_function(os_context_t *context, lispobj function)
 
 #elif defined(LISP_FEATURE_X86_64)
     u64 *sp=(u64 *)*os_context_register_addr(context,reg_RSP);
+
     /* return address for call_into_lisp: */
     *(sp-18) = (u64)post_signal_tramp;
 
@@ -1384,3 +1384,24 @@ interrupt_init()
     SHOW("returning from interrupt_init()");
 #endif
 }
+
+#ifndef LISP_FEATURE_WIN32
+int
+siginfo_code(siginfo_t *info)
+{
+    return info->si_code;
+}
+os_vm_address_t current_memory_fault_address;
+
+void
+lisp_memory_fault_error(os_context_t *context, os_vm_address_t addr)
+{
+   /* FIXME: This is lossy: if we get another memory fault (eg. from
+    * another thread) before lisp has read this, we the information.
+    * However, since this is mostly informative, we'll live with that for
+    * now -- some address is better then no address in this case.
+    */
+    current_memory_fault_address = addr;
+    arrange_return_to_lisp_function(context, SymbolFunction(MEMORY_FAULT_ERROR));
+}
+#endif