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-rw-r--r--gcc/ChangeLog7
-rw-r--r--gcc/config/arm/arm.md3
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gcc.target/arm/pr52006.c19
4 files changed, 33 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a53cc30dae0..a60ceb3456c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,6 +1,13 @@
2012-02-09 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
+ 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.
+
2012-01-19 Jakub Jelinek <jakub@redhat.com>
PR libmudflap/40778
diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
index 6fc8d606182..130053b0bdd 100644
--- a/gcc/config/arm/arm.md
+++ b/gcc/config/arm/arm.md
@@ -5363,7 +5363,8 @@
(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 9aaf833adb2..91e5f2210c3 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,6 +1,11 @@
2012-02-09 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
+ 2012-01-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/52006
+ * gcc.target/arm/pr52006.c: New test.
+
2012-01-05 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/51767
diff --git a/gcc/testsuite/gcc.target/arm/pr52006.c b/gcc/testsuite/gcc.target/arm/pr52006.c
new file mode 100644
index 00000000000..249470ad516
--- /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;
+}