re PR target/15184 (Direct access to byte inside word not working with -march=pentiumpro)

	PR target/15184
	* gcc.target/i386/pr15184-1.c: Compile for ia32 target only.
	(dg-options): Remove -m32.
	(dg-final): Scan for "movb %al" only.
	* gcc.target/i386/pr15184-2.c: Ditto.

From-SVN: r220277

gcc/testsuite/ChangeLog

+2015-01-30  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/15184
+	* gcc.target/i386/pr15184-1.c: Compile for ia32 target only.
+	(dg-options): Remove -m32.
+	(dg-final): Scan for "movb %al" only.
+	* gcc.target/i386/pr15184-2.c: Ditto.
+
 2015-01-30  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/64829

gcc/testsuite/gcc.target/i386/pr15184-1.c

 /* PR 15184 first two tests, plus two addition ones.  */
-/* { dg-do compile } */
-/* { dg-options "-O2 -m32 -march=pentiumpro" } */
+/* { dg-do compile { target ia32 } } */
+/* { dg-options "-O2 -march=pentiumpro" } */
 
-#define regparm __attribute__((__regparm__(3)))
+#define regparm __attribute__((__regparm__(1)))
 
 extern unsigned int x;
-extern unsigned short y;
 
 void regparm f0(unsigned char c)
 {
@@ -29,5 +28,5 @@ void regparm f3(unsigned char c)
 
 /* Each function should compile down to a byte move from
    the input register into x, possibly at an offset within x.  */
-/* { dg-final { scan-assembler-times "\tmovb\t%al, x" 4 } } */
+/* { dg-final { scan-assembler-times "movb\[ \\t\]+%al" 4 } } */
 

gcc/testsuite/gcc.target/i386/pr15184-2.c

 /* PR 15184 second two tests
-/* { dg-do compile } */
-/* { dg-options "-O2 -m32 -march=pentiumpro" } */
+/* { dg-do compile { target ia32 } } */
+/* { dg-options "-O2 -march=pentiumpro" } */
 
-#define regparm __attribute__((__regparm__(3)))
+#define regparm __attribute__((__regparm__(1)))
 
-extern unsigned int x;
 extern unsigned short y;
 
 void regparm g0(unsigned char c)
@@ -18,6 +17,6 @@ void regparm g1(unsigned char c)
 }
 
 /* Each function should compile down to a byte move from
-   the input register into x, possibly at an offset within x.  */
-/* { dg-final { scan-assembler-times "\tmovb\t%al, y" 2 } } */
+   the input register into y, possibly at an offset within y.  */
+/* { dg-final { scan-assembler-times "movb\[ \\t\]+%al" 2 } } */