remove epilogue delay list

4 files changed, 0 insertions, 28 deletions

diff --git a/gcc/final.c b/gcc/final.c
index 624a231..0cb1444 100755
--- a/gcc/final.c
+++ b/gcc/final.c
@@ -2976,15 +2976,6 @@ leaf_function_p ()
 	  && GET_CODE (XVECEXP (PATTERN (insn), 0, 0)) == CALL_INSN)
 	return 0;
     }
-  for (insn = current_function_epilogue_delay_list; insn; insn = XEXP (insn, 1))
-    {
-      if (GET_CODE (XEXP (insn, 0)) == CALL_INSN)
-	return 0;
-      if (GET_CODE (XEXP (insn, 0)) == INSN
-	  && GET_CODE (PATTERN (XEXP (insn, 0))) == SEQUENCE
-	  && GET_CODE (XVECEXP (PATTERN (XEXP (insn, 0)), 0, 0)) == CALL_INSN)
-	return 0;
-    }
 
   return 1;
 }
diff --git a/gcc/function.c b/gcc/function.c
index 10f8760..035d089 100755
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -162,11 +162,6 @@ int current_function_calls_alloca;
 
 int current_function_returns_pointer;
 
-/* If some insns can be deferred to the delay slots of the epilogue, the
-   delay list for them is recorded here.  */
-
-rtx current_function_epilogue_delay_list;
-
 /* If function's args have a fixed size, this is that size, in bytes.
    Otherwise, it is -1.
    May affect compilation of return insn or of function epilogue.  */
@@ -565,7 +560,6 @@ push_function_context_to (context)
   p->target_temp_slot_level = target_temp_slot_level;
   p->var_temp_slot_level = var_temp_slot_level;
   p->fixup_var_refs_queue = 0;
-  p->epilogue_delay_list = current_function_epilogue_delay_list;
   p->args_info = current_function_args_info;
   p->check_memory_usage = current_function_check_memory_usage;
   p->instrument_entry_exit = current_function_instrument_entry_exit;
@@ -651,7 +645,6 @@ pop_function_context_from (context)
   temp_slot_level = p->temp_slot_level;
   target_temp_slot_level = p->target_temp_slot_level;
   var_temp_slot_level = p->var_temp_slot_level;
-  current_function_epilogue_delay_list = p->epilogue_delay_list;
   reg_renumber = 0;
   current_function_args_info = p->args_info;
   current_function_check_memory_usage = p->check_memory_usage;
@@ -5627,7 +5620,6 @@ init_function_start (subr, filename, line)
 
   current_function_returns_pcc_struct = 0;
   current_function_returns_struct = 0;
-  current_function_epilogue_delay_list = 0;
   current_function_uses_const_pool = 0;
   current_function_uses_pic_offset_table = 0;
   current_function_cannot_inline = 0;
diff --git a/gcc/output.h b/gcc/output.h
index 26d62c9..227da4c 100755
--- a/gcc/output.h
+++ b/gcc/output.h
@@ -444,11 +444,6 @@ extern char *current_function_name;
    DECL_RTL (DECL_RESULT (current_function_decl)).  */
 
 extern rtx current_function_return_rtx;
-
-/* If some insns can be deferred to the delay slots of the epilogue, the
-   delay list for them is recorded here.  */
-
-extern rtx current_function_epilogue_delay_list;
 #endif
 
 /* Nonzero means generate position-independent code.
diff --git a/gcc/varasm.c b/gcc/varasm.c
index 5037b43..267ff99 100755
--- a/gcc/varasm.c
+++ b/gcc/varasm.c
@@ -3596,12 +3596,6 @@ mark_constant_pool ()
   for (insn = get_insns (); insn; insn = NEXT_INSN (insn))
     if (GET_RTX_CLASS (GET_CODE (insn)) == 'i')
       mark_constants (PATTERN (insn));
-
-  for (insn = current_function_epilogue_delay_list;
-       insn;
-       insn = XEXP (insn, 1))
-    if (GET_RTX_CLASS (GET_CODE (insn)) == 'i')
-      mark_constants (PATTERN (insn));
 }
 
 static void