sync-2i.c, [...]: For cris*-*-linux*, also pass -mno-unaligned-atomic-may-use-library.

	* gcc.target/cris/sync-2i.c, gcc.target/cris/sync-2s.c,
	gcc.target/cris/sync-3i.c, gcc.target/cris/sync-3s.c,
	gcc.target/cris/sync-4i.c, gcc.target/cris/sync-4s.c,
	gcc.target/cris/sync-1-v10.c,
	gcc.target/cris/sync-1-v32.c: For cris*-*-linux*, also
	pass -mno-unaligned-atomic-may-use-library.
	* gcc.target/cris/sync-xchg-1.c: New test.

From-SVN: r189505

gcc/testsuite/ChangeLog

 2012-07-16  Hans-Peter Nilsson  <hp@axis.com>
 
+	* gcc.target/cris/sync-2i.c, gcc.target/cris/sync-2s.c,
+	gcc.target/cris/sync-3i.c, gcc.target/cris/sync-3s.c,
+	gcc.target/cris/sync-4i.c, gcc.target/cris/sync-4s.c,
+	gcc.target/cris/sync-1-v10.c,
+	gcc.target/cris/sync-1-v32.c: For cris*-*-linux*, also
+	pass -mno-unaligned-atomic-may-use-library.
+	* gcc.target/cris/sync-xchg-1.c: New test.
 	* gcc.target/cris/20011127-1.c: Adjust to %P being a
 	valid register operand output modifier.
 

gcc/testsuite/gcc.target/cris/sync-1-v10.c

 /* Check that we can assemble both base atomic variants.  */
 /* { dg-do assemble } */
 /* { dg-options "-O2 -march=v10" } */
+/* { dg-additional-options "-mno-unaligned-atomic-may-use-library" { target cris*-*-linux* } } */
 #include "sync-1.c"

gcc/testsuite/gcc.target/cris/sync-1-v32.c

 /* Check that we can assemble both base atomic variants.  */
 /* { dg-do assemble } */
 /* { dg-options "-O2 -march=v32" } */
+/* { dg-additional-options "-mno-unaligned-atomic-may-use-library" { target cris*-*-linux* } } */
 #include "sync-1.c"

gcc/testsuite/gcc.target/cris/sync-2i.c

@@ -2,6 +2,7 @@
 /* { dg-do compile } */
 /* { dg-options "-O2 -Dop -Dtype=int" } */
 /* { dg-additional-options "-mtrap-using-break8 -mtrap-unaligned-atomic" { target cris-*-elf } } */
+/* { dg-additional-options "-mno-unaligned-atomic-may-use-library" { target cris*-*-linux* } } */
 /* { dg-final { scan-assembler "\tbreak 8" } } */
 /* { dg-final { scan-assembler "\tbtstq \\(2-1\\)," } } */
 /* { dg-final { scan-assembler-not "\tand" } } */

gcc/testsuite/gcc.target/cris/sync-2s.c

@@ -2,6 +2,7 @@
 /* { dg-do compile } */
 /* { dg-options "-O2 -Dop -Dtype=short" } */
 /* { dg-additional-options "-mtrap-using-break8 -mtrap-unaligned-atomic" { target cris-*-elf } } */
+/* { dg-additional-options "-mno-unaligned-atomic-may-use-library" { target cris*-*-linux* } } */
 /* { dg-final { scan-assembler "\tbreak 8" } } */
 /* { dg-final { scan-assembler "\tbtstq \\(1-1\\)," } } */
 /* { dg-final { scan-assembler-not "\tand" } } */

gcc/testsuite/gcc.target/cris/sync-3i.c

@@ -4,6 +4,7 @@
 /* { dg-do compile } */
 /* { dg-options "-O2 -Dxchg -Dtype=int" } */
 /* { dg-additional-options "-mtrap-using-break8 -mtrap-unaligned-atomic" { target cris-*-elf } } */
+/* { dg-additional-options "-mno-unaligned-atomic-may-use-library" { target cris*-*-linux* } } */
 /* { dg-final { scan-assembler "\tbreak 8" } } */
 /* { dg-final { scan-assembler "\tbtstq \\(2-1\\)," { xfail *-*-* } } } */
 /* { dg-final { scan-assembler-not "\tand" { xfail *-*-* } } } */

gcc/testsuite/gcc.target/cris/sync-3s.c

@@ -4,6 +4,7 @@
 /* { dg-do compile } */
 /* { dg-options "-O2 -Dxchg -Dtype=short" } */
 /* { dg-additional-options "-mtrap-using-break8 -mtrap-unaligned-atomic" { target cris-*-elf } } */
+/* { dg-additional-options "-mno-unaligned-atomic-may-use-library" { target cris*-*-linux* } } */
 /* { dg-final { scan-assembler "\tbreak 8" } } */
 /* { dg-final { scan-assembler "\tbtstq \\(1-1\\)," { xfail *-*-* } } } */
 /* { dg-final { scan-assembler-not "\tand" { xfail *-*-* } } } */

gcc/testsuite/gcc.target/cris/sync-4i.c

 /* Check that we don't get alignment-checking code, int.  */
 /* { dg-do compile } */
 /* { dg-options "-O2 -Dtype=int -mno-trap-unaligned-atomic" } */
+/* { dg-additional-options "-mno-unaligned-atomic-may-use-library" { target cris*-*-linux* } } */
 /* { dg-final { scan-assembler-not "\tbreak\[ \t\]" } } */
 /* { dg-final { scan-assembler-not "\tbtstq\[ \t\]\[^5\]" } } */
 /* { dg-final { scan-assembler-not "\tand" } } */

gcc/testsuite/gcc.target/cris/sync-4s.c

 /* Check that we don't get alignment-checking code, short.  */
 /* { dg-do compile } */
 /* { dg-options "-O2 -Dtype=short -mno-trap-unaligned-atomic" } */
+/* { dg-additional-options "-mno-unaligned-atomic-may-use-library" { target cris*-*-linux* } } */
 /* { dg-final { scan-assembler-not "\tbreak\[ \t\]" } } */
 /* { dg-final { scan-assembler-not "\tbtstq\[ \t\]\[^5\]" } } */
 /* { dg-final { scan-assembler-not "\tand" } } */

gcc/testsuite/gcc.target/cris/sync-xchg-1.c

+/* Check that the basic library call variant is sane; no other calls, no
+   checks compares or branches.  */
+/* { dg-do compile } */
+/* { dg-options "-O2 -munaligned-atomic-may-use-library" } */
+/* { dg-final { scan-assembler-not "\tdi" } } */
+/* { dg-final { scan-assembler-not "\tbtstq" } } */
+/* { dg-final { scan-assembler-not "\tand" } } */
+/* { dg-final { scan-assembler-not "\tclearf" } } */
+/* { dg-final { scan-assembler-not "\tmove.d" } } */
+/* { dg-final { scan-assembler-not "\tcmp" } } */
+/* { dg-final { scan-assembler-not "\tb\[^s\]" } } */
+/* { dg-final { scan-assembler-times "\t\[JjBb\]sr" 1 } } */
+
+#ifndef type
+#define type int
+#endif
+
+type svcsw (type *ptr, type oldval, type newval)
+{
+  return __sync_val_compare_and_swap (ptr, oldval, newval);
+}