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Use proper mode for stack save area. 

2011-07-01  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/48016
	* explow.c (update_nonlocal_goto_save_area): Use proper mode
	for stack save area.
	* function.c (expand_function_start): Likewise.

From-SVN: r175756
This commit is contained in:
H.J. Lu 2011-07-01 12:57:11 +00:00 committed by H.J. Lu
parent e35fceb583
commit 6bbec3e156
3 changed files with 13 additions and 3 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2011-07-01 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/48016
* explow.c (update_nonlocal_goto_save_area): Use proper mode
for stack save area.
* function.c (expand_function_start): Likewise.
2011-07-01 Richard Guenther <rguenther@suse.de>
PR middle-end/49596

4
gcc/explow.c
View File

@ -1102,7 +1102,9 @@ update_nonlocal_goto_save_area (void)
first one is used for the frame pointer save; the rest are sized by
STACK_SAVEAREA_MODE. Create a reference to array index 1, the first
of the stack save area slots. */
t_save = build4 (ARRAY_REF, ptr_type_node, cfun->nonlocal_goto_save_area,
t_save = build4 (ARRAY_REF,
TREE_TYPE (TREE_TYPE (cfun->nonlocal_goto_save_area)),
cfun->nonlocal_goto_save_area,
integer_one_node, NULL_TREE, NULL_TREE);
r_save = expand_expr (t_save, NULL_RTX, VOIDmode, EXPAND_WRITE);

5
gcc/function.c
View File

@ -4782,11 +4782,12 @@ expand_function_start (tree subr)
if (!DECL_RTL_SET_P (var))
expand_decl (var);
t_save = build4 (ARRAY_REF, ptr_type_node,
t_save = build4 (ARRAY_REF,
TREE_TYPE (TREE_TYPE (cfun->nonlocal_goto_save_area)),
cfun->nonlocal_goto_save_area,
integer_zero_node, NULL_TREE, NULL_TREE);
r_save = expand_expr (t_save, NULL_RTX, VOIDmode, EXPAND_WRITE);
r_save = convert_memory_address (Pmode, r_save);
gcc_assert (GET_MODE (r_save) == Pmode);
emit_move_insn (r_save, targetm.builtin_setjmp_frame_value ());
update_nonlocal_goto_save_area ();