From 8ea2d689b82ee9cf94004e802e01ecb160ad65d8 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Sat, 28 Jan 2012 01:29:11 +0100 Subject: [PATCH] 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 | 7 +++++++ gcc/config/arm/arm.md | 5 +++-- gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/gcc.target/arm/pr52006.c | 19 +++++++++++++++++++ 4 files changed, 34 insertions(+), 2 deletions(-) create mode 100644 gcc/testsuite/gcc.target/arm/pr52006.c diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b9e7791..5376d31 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2012-01-28 Jakub Jelinek + + 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 PR go/47656 diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md index 97a83a4..b21d0d2 100644 --- a/gcc/config/arm/arm.md +++ b/gcc/config/arm/arm.md @@ -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) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index b3cb233..7d0285b 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2012-01-28 Jakub Jelinek + + PR target/52006 + * gcc.target/arm/pr52006.c: New test. + 2012-01-27 Aldy Hernandez PR testsuite/52011 diff --git a/gcc/testsuite/gcc.target/arm/pr52006.c b/gcc/testsuite/gcc.target/arm/pr52006.c new file mode 100644 index 0000000..249470a --- /dev/null +++ b/gcc/testsuite/gcc.target/arm/pr52006.c @@ -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; +} -- 2.7.4