re PR target/27386 (AVR: wrong code generated when passing three uint64_t arguments to function)

PR target/27386
* config/avr/avr.h: (PUSH_ROUNDING): Remove.

From-SVN: r136377

gcc/ChangeLog

 2008-06-04  Andy Hutchinson  <hutchinsonandy@aim.com>
 
+	PR target/27386
+	* config/avr/avr.h: (PUSH_ROUNDING): Remove.
+
+2008-06-04  Andy Hutchinson  <hutchinsonandy@aim.com>
+
 	PR target/30243
 	* builtins.c (expand_builtin_signbit): Don't take lowpart when
 	register is already smaller or equal to required mode. 

gcc/config/avr/avr.h

@@ -360,7 +360,9 @@ enum reg_class {
 #define RETURN_ADDR_RTX(count, x) \
   gen_rtx_MEM (Pmode, memory_address (Pmode, plus_constant (tem, 1)))
 
-#define PUSH_ROUNDING(NPUSHED) (NPUSHED)
+/* Don't use Push rounding. expr.c: emit_single_push_insn is broken 
+   for POST_DEC targets (PR27386).  */
+/*#define PUSH_ROUNDING(NPUSHED) (NPUSHED)*/
 
 #define RETURN_POPS_ARGS(FUNDECL, FUNTYPE, STACK_SIZE) 0