re PR target/24315 (amd64 fails -fpeephole2)

	PR target/24315
	* config/i386/i386.md (*pushdi2_rex64 splitter)
	(*movdi_1_rex64 splitter, *ashldi3_1 splitter)
	(*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
	flow2 pass only when (optimize > 0 && flag_peephole2).

testsuite:

	PR target/24315
	* gcc.target/i386/pr24315.c: New test.

From-SVN: r105489

gcc/ChangeLog

+2005-10-17  Uros Bizjak  <uros@kss-loka.si>
+
+	PR target/24315
+	* config/i386/i386.md (*pushdi2_rex64 splitter)
+	(*movdi_1_rex64 splitter, *ashldi3_1 splitter)
+	(*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
+	flow2 pass only when (optimize > 0 && flag_peephole2).
+
 2005-10-16  Andrew Pinski  <pinskia@physics.uc.edu>
 
 	PR driver/22544

gcc/config/i386/i386.md

@@ -1856,7 +1856,8 @@
 (define_split
   [(set (match_operand:DI 0 "push_operand" "")
         (match_operand:DI 1 "immediate_operand" ""))]
-  "TARGET_64BIT && (flag_peephole2 ? flow2_completed : reload_completed)
+  "TARGET_64BIT && ((optimize > 0 && flag_peephole2)
+		    ? flow2_completed : reload_completed)
    && !symbolic_operand (operands[1], DImode)
    && !x86_64_immediate_operand (operands[1], DImode)"
   [(set (match_dup 0) (match_dup 1))
@@ -2085,7 +2086,8 @@
 (define_split
   [(set (match_operand:DI 0 "memory_operand" "")
         (match_operand:DI 1 "immediate_operand" ""))]
-  "TARGET_64BIT && (flag_peephole2 ? flow2_completed : reload_completed)
+  "TARGET_64BIT && ((optimize > 0 && flag_peephole2)
+		    ? flow2_completed : reload_completed)
    && !symbolic_operand (operands[1], DImode)
    && !x86_64_immediate_operand (operands[1], DImode)"
   [(set (match_dup 2) (match_dup 3))
@@ -10413,7 +10415,8 @@
 	(ashift:DI (match_operand:DI 1 "nonmemory_operand" "")
 		   (match_operand:QI 2 "nonmemory_operand" "")))
    (clobber (reg:CC FLAGS_REG))]
-  "!TARGET_64BIT && (flag_peephole2 ? flow2_completed : reload_completed)"
+  "!TARGET_64BIT && ((optimize > 0 && flag_peephole2)
+		     ? flow2_completed : reload_completed)"
   [(const_int 0)]
   "ix86_split_ashl (operands, NULL_RTX, DImode); DONE;")
 
@@ -11167,7 +11170,8 @@
 	(ashiftrt:DI (match_operand:DI 1 "register_operand" "")
 		     (match_operand:QI 2 "nonmemory_operand" "")))
    (clobber (reg:CC FLAGS_REG))]
-  "!TARGET_64BIT && (flag_peephole2 ? flow2_completed : reload_completed)"
+  "!TARGET_64BIT && ((optimize > 0 && flag_peephole2)
+		     ? flow2_completed : reload_completed)"
   [(const_int 0)]
   "ix86_split_ashr (operands, NULL_RTX, DImode); DONE;")
 
@@ -11701,7 +11705,8 @@
 	(lshiftrt:DI (match_operand:DI 1 "register_operand" "")
 		     (match_operand:QI 2 "nonmemory_operand" "")))
    (clobber (reg:CC FLAGS_REG))]
-  "!TARGET_64BIT && (flag_peephole2 ? flow2_completed : reload_completed)"
+  "!TARGET_64BIT && ((optimize > 0 && flag_peephole2)
+		     ? flow2_completed : reload_completed)"
   [(const_int 0)]
   "ix86_split_lshr (operands, NULL_RTX, DImode); DONE;")
 

gcc/testsuite/ChangeLog

+2005-10-17  Uros Bizjak  <uros@kss-loka.si>
+
+	PR target/24315
+	* gcc.target/i386/pr24315.c: New test.
+
 2005-10-16  Mark Mitchell  <mark@codesourcery.com>
 
 	PR c++/24389

gcc/testsuite/gcc.target/i386/pr24315.c

+/* PR target/24315 */
+/* { dg-do compile } */
+/* { dg-options "-O0 -fpeephole2" } */
+
+void s48_double_to_bignum (int exponent)
+{
+  long length = ((((exponent) + ((((sizeof (long)) * 8) - 2) - 1)) /
+		  (((sizeof (long)) * 8) - 2)));
+}