*** empty log message ***

From-SVN: r1181

diff --git a/gcc/reorg.c b/gcc/reorg.c
index 080e7f7e8ced7acb9fa4ac68983c39d9e2dc7ab2..6af7a9132f75e113fa5f8cb60d352a115214078a 100644 (file)
--- a/gcc/reorg.c
+++ b/gcc/reorg.c
@@ -3510,8 +3510,8 @@ dbr_schedule (first, file)
      function.  The condition code never is and memory always is.  If the
      frame pointer is needed, it is and so is the stack pointer unless
      EXIT_IGNORE_STACK is non-zero.  If the frame pointer is not needed, the
      function.  The condition code never is and memory always is.  If the
      frame pointer is needed, it is and so is the stack pointer unless
      EXIT_IGNORE_STACK is non-zero.  If the frame pointer is not needed, the

-     stack pointer is.  In addition, registers used to return the function
-     value are needed.  */
+     stack pointer is.  Registers used to return the function value are
+     needed.  Registers holding global variables are needed.  */

 
   end_of_function_needs.cc = 0;
   end_of_function_needs.memory = 1;
 
   end_of_function_needs.cc = 0;
   end_of_function_needs.memory = 1;


@@ -3533,6 +3533,10 @@ dbr_schedule (first, file)
     mark_referenced_resources (current_function_return_rtx,
                               &end_of_function_needs, 0);
 
     mark_referenced_resources (current_function_return_rtx,
                               &end_of_function_needs, 0);
 

+  for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)
+    if (global_regs[i])
+      SET_HARD_REG_BIT (end_of_function_needs.regs, i);
+

   /* Show we haven't computed an end-of-function label yet.  */
   end_of_function_label = 0;
 
   /* Show we haven't computed an end-of-function label yet.  */
   end_of_function_label = 0;