2008-12-17 H.J. Lu <hongjiu.lu@intel.com>

	PR middle-end/38556
	* calls.c (expand_call): Check outgoing_reg_parm_stack_space
	only if REG_PARM_STACK_SPACE is defined.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@142794 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3b263c7..fae5a0f 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,10 +1,16 @@
-2008-12-12  Jan Hubicka  <jh@suse.cz>
+2008-12-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR middle-end/38556
+       * calls.c (expand_call): Check outgoing_reg_parm_stack_space
+       only if REG_PARM_STACK_SPACE is defined.
+
+2008-12-17  Jan Hubicka  <jh@suse.cz>
            Kai Tietz <kai.tietz@onevision.com>
 
        * calls.c (expand_call): Do not sibcall if
        outgoing_reg_parm_stack_space does not match.
 
-2008-12-12  Anatoly Sokolov  <aesok@post.ru>
+2008-12-16  Anatoly Sokolov  <aesok@post.ru>
 
        * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
        atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b

diff --git a/gcc/calls.c b/gcc/calls.c
index b94d298..f6bc970 100644 (file)
--- a/gcc/calls.c
+++ b/gcc/calls.c
@@ -2298,10 +2298,12 @@ expand_call (tree exp, rtx target, int ignore)
         It does not seem worth the effort since few optimizable
         sibling calls will return a structure.  */
       || structure_value_addr != NULL_RTX
+#ifdef REG_PARM_STACK_SPACE
       /* If outgoing reg parm stack space changes, we can not do sibcall.  */
       || (OUTGOING_REG_PARM_STACK_SPACE (funtype)
          != OUTGOING_REG_PARM_STACK_SPACE (TREE_TYPE (current_function_decl)))
       || (reg_parm_stack_space != REG_PARM_STACK_SPACE (fndecl))
+#endif
       /* Check whether the target is able to optimize the call
         into a sibcall.  */
       || !targetm.function_ok_for_sibcall (fndecl, exp)