re PR target/52006 (ARM ICE with incorrectly peepholed tls_load_dot_plus_eight)

	PR target/52006
	* config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
	arm_general_register_operand predicate for operand 2 instead of
	register_operand.

	* gcc.target/arm/pr52006.c: New test.

From-SVN: r183661

gcc/ChangeLog

+2012-01-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/52006
+	* config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
+	arm_general_register_operand predicate for operand 2 instead of
+	register_operand.
+
 2012-01-27  Ian Lance Taylor  <iant@google.com>
 
 	PR go/47656

gcc/config/arm/arm.md

 ;;- Machine description for ARM for GNU compiler
 ;;  Copyright 1991, 1993, 1994, 1995, 1996, 1996, 1997, 1998, 1999, 2000,
-;;  2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+;;  2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
 ;;  Free Software Foundation, Inc.
 ;;  Contributed by Pieter `Tiggr' Schoenmakers (rcpieter@win.tue.nl)
 ;;  and Martin Simmons (@harleqn.co.uk).
@@ -5719,7 +5719,8 @@
 		    (const_int 8)
 		    (match_operand 1 "" "")]
 		   UNSPEC_PIC_BASE))
-   (set (match_operand:SI 2 "register_operand" "") (mem:SI (match_dup 0)))]
+   (set (match_operand:SI 2 "arm_general_register_operand" "")
+	(mem:SI (match_dup 0)))]
   "TARGET_ARM && peep2_reg_dead_p (2, operands[0])"
   [(set (match_dup 2)
 	(mem:SI (unspec:SI [(match_dup 3)

gcc/testsuite/ChangeLog

+2012-01-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/52006
+	* gcc.target/arm/pr52006.c: New test.
+
 2012-01-27  Aldy Hernandez  <aldyh@redhat.com>
 
 	PR testsuite/52011

gcc/testsuite/gcc.target/arm/pr52006.c

+/* PR target/52006 */
+/* { dg-do compile } */
+/* { dg-options "-march=armv7-a -mfloat-abi=hard -O2 -fPIC" } */
+
+unsigned long a;
+static int b;
+
+void
+foo (void)
+{
+  asm volatile ("" : "=r" (b));
+}
+
+void
+bar (float f)
+{
+  if (f < b / 100.0)
+    a = 1;
+}