arm.md (*call_value_symbol): Fix operand for interworking.

2015-09-17  Christian Bruel  <christian.bruel@st.com>

	* config/arm/arm.md (*call_value_symbol): Fix operand for interworking.

From-SVN: r227880

gcc/ChangeLog

+2015-09-17  Christian Bruel  <christian.bruel@st.com>
+
+	* config/arm/arm.md (*call_value_symbol): Fix operand for interworking.
+
 2015-09-17  Richard Henderson  <rth@redhat.com>
 
 	PR libstdc++/65913

gcc/config/arm/arm.md

@@ -7891,7 +7891,7 @@
    /* Switch mode now when possible.  */
    if (SYMBOL_REF_DECL (op) && !TREE_PUBLIC (SYMBOL_REF_DECL (op))
         && arm_arch5 && arm_change_mode_p (SYMBOL_REF_DECL (op)))
-      return NEED_PLT_RELOC ? \"blx%?\\t%a0(PLT)\" : \"blx%?\\t(%a0)\";
+      return NEED_PLT_RELOC ? \"blx%?\\t%a1(PLT)\" : \"blx%?\\t(%a1)\";
 
     return NEED_PLT_RELOC ? \"bl%?\\t%a1(PLT)\" : \"bl%?\\t%a1\";
   }"

gcc/testsuite/ChangeLog

+2015-09-17  Christian Bruel  <christian.bruel@st.com>
+
+	* gcc.target/arm/attr_thumb-static2.c: New test.
+
 2015-09-17  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* gnat.dg/overflow_sum3.adb: New test.

gcc/testsuite/gcc.target/arm/attr_thumb-static2.c

+/* Check that interwork between static functions is correctly resolved. */
+
+/* { dg-skip-if "" { ! { arm_thumb1_ok || arm_thumb2_ok } } } */
+/* { dg-options "-O0 -march=armv7-a -mfloat-abi=hard" } */
+/* { dg-do compile } */
+
+struct _NSPoint
+{
+  float x;
+  float y;
+};
+
+typedef struct _NSPoint NSPoint;
+
+static NSPoint
+__attribute__ ((target("arm")))
+NSMakePoint (float x, float y)
+{
+  NSPoint point;
+  point.x = x;
+  point.y = y;
+  return point;
+}
+
+static NSPoint
+__attribute__ ((target("thumb")))
+RelativePoint (NSPoint point, NSPoint refPoint)
+{
+  return NSMakePoint (refPoint.x + point.x, refPoint.y + point.y);
+}
+
+NSPoint
+__attribute__ ((target("arm")))
+g(NSPoint refPoint)
+{
+  float pointA, pointB;
+  return RelativePoint (NSMakePoint (0, pointA), refPoint);
+}
+
+/* { dg-final { scan-assembler-times "blx" 2 } } */