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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
This commit is contained in:
Jakub Jelinek 2012-01-28 01:29:11 +01:00 committed by Jakub Jelinek
parent 44d111797f
commit 8ea2d689b8
4 changed files with 34 additions and 2 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
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

5
gcc/config/arm/arm.md
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@ -1,6 +1,6 @@
;;- 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)

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
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

19
gcc/testsuite/gcc.target/arm/pr52006.c Normal file
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@ -0,0 +1,19 @@
/* 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;
}