fix section naming convention for Darwin in three tests

2018-08-15  Iain Sandoe <iain@sandoe.co.uk>

gcc/testsuite:

	PR testsuite/78544
	* gcc.dg/tree-prof/section-attr-1.c: Add Darwin-specific section attributes and matching.
	* gcc.dg/tree-prof/section-attr-2.c: Likewise.
	* gcc.dg/tree-prof/section-attr-3.c: Likewise.
6

From-SVN: r263583

gcc/testsuite/ChangeLog

+2018-08-16  Iain Sandoe <iain@sandoe.co.uk>
+
+	PR testsuite/78544
+	* gcc.dg/tree-prof/section-attr-1.c: Add Darwin-specific section
+	attributes and matching.
+	* gcc.dg/tree-prof/section-attr-2.c: Likewise.
+	* gcc.dg/tree-prof/section-attr-3.c: Likewise.
+
 2018-08-16  Iain Sandoe  <iain@sandoe.co.uk>
 
 	* gcc.dg/asan/pr81923.c: Stringify __USER_LABEL_PREFIX__.

gcc/testsuite/gcc.dg/tree-prof/section-attr-1.c

@@ -13,7 +13,11 @@ const char *buf_cold;
 
 void foo (int path);
 
+#ifdef __APPLE__
+__attribute__ ((section ("__TEXT,__text")))
+#else
 __attribute__((section(".text")))
+#endif
 int
 main (int argc, char *argv[])
 {
@@ -43,3 +47,4 @@ foo (int path)
 }
 
 /* { dg-final-use { scan-assembler "\.section\[\t \]*\.text\.unlikely\[\\n\\r\]+\[\t \]*\.size\[\t \]*foo\.cold\.0" { target *-*-linux* *-*-gnu* } } } */
+/* { dg-final-use { scan-assembler "\.section\[\t \]*__TEXT,__text_cold\.\*\[\\n\\r\]+_foo\.cold\.0" { target *-*-darwin* } } } */

gcc/testsuite/gcc.dg/tree-prof/section-attr-2.c

@@ -28,7 +28,11 @@ main (int argc, char *argv[])
 void NOINLINE
 foo (int path)
 {
+#ifdef __APPLE__
+  static int i __attribute__ ((section ("__DATA,__data")));
+#else
   static int i __attribute__((section(".data")));
+#endif
   if (path)
     {
       for (i = 0; i < SIZE; i++)
@@ -42,3 +46,4 @@ foo (int path)
 }
 
 /* { dg-final-use { scan-assembler "\.section\[\t \]*\.text\.unlikely\[\\n\\r\]+\[\t \]*\.size\[\t \]*foo\.cold\.0" { target *-*-linux* *-*-gnu* } } } */
+/* { dg-final-use { scan-assembler "\.section\[\t \]*__TEXT,__text_cold\.\*\[\\n\\r\]+_foo\.cold\.0:" { target *-*-darwin* } } } */

gcc/testsuite/gcc.dg/tree-prof/section-attr-3.c

@@ -9,7 +9,11 @@
 #define NOINLINE __attribute__((noinline)) __attribute__ ((noclone))
 
 const char *sarr[SIZE];
+#ifdef __APPLE__
+const char *buf_hot __attribute__ ((section ("__DATA,__data")));
+#else
 const char *buf_hot __attribute__ ((section (".data")));
+#endif
 const char *buf_cold;
 
 void foo (int path);
@@ -43,3 +47,4 @@ foo (int path)
 }
 
 /* { dg-final-use { scan-assembler "\.section\[\t \]*\.text\.unlikely\[\\n\\r\]+\[\t \]*\.size\[\t \]*foo\.cold\.0" { target *-*-linux* *-*-gnu* } } } */
+/* { dg-final-use { scan-assembler "\.section\[\t \]*__TEXT,__text_cold\.\*\[\\n\\r\]+_foo\.cold\.0:" { target *-*-darwin* } } } */