1 files changed, 125 insertions, 0 deletions
diff --git a/tests/cris/check_addo.c b/tests/cris/check_addo.c
new file mode 100644
index 000000000..8a0565a1a
--- /dev/null
+++ b/tests/cris/check_addo.c
@@ -0,0 +1,125 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include "sys.h"
+#include "crisutils.h"
+
+/* this would be better to do in asm, it's an orgy in GCC inline asm now.  */
+
+#define cris_addo_b(o, v) \
+	asm volatile ("addo.b\t[%0], %1, $acr\n" : : "r" (o), "r" (v) : "acr");
+#define cris_addo_w(o, v) \
+	asm volatile ("addo.w\t[%0], %1, $acr\n" : : "r" (o), "r" (v) : "acr");
+#define cris_addo_d(o, v) \
+	asm volatile ("addo.d\t[%0], %1, $acr\n" : : "r" (o), "r" (v) : "acr");
+#define cris_addo_pi_b(o, v) \
+	asm volatile ("addo.b\t[%0+], %1, $acr\n" \
+                         : "+b" (o): "r" (v) : "acr");
+#define cris_addo_pi_w(o, v) \
+	asm volatile ("addo.w\t[%0+], %1, $acr\n" \
+                         : "+b" (o): "r" (v) : "acr");
+#define cris_addo_pi_d(o, v) \
+	asm volatile ("addo.d\t[%0+], %1, $acr\n" \
+                         : "+b" (o): "r" (v) : "acr");
+
+struct {
+	uint32_t v1;
+	uint16_t v2;
+	uint32_t v3;
+	uint8_t v4;
+	uint8_t v5;
+	uint16_t v6;
+	uint32_t v7;
+} y = {
+	32769,
+	-1,
+	5,
+	3, -4,
+	2,
+	-76789887
+};
+
+static int x[3] = {0x55aa77ff, 0xccff2244, 0x88ccee19};
+
+int main(void)
+{
+	int *r;
+	unsigned char *t, *p;
+
+	/* Note, this test-case will trig an unaligned access, partly
+	   to x[0] and to [x1].  */
+	t = (unsigned char *)x;
+	t -= 32768;
+	p = (unsigned char *) &y.v1;
+	mb(); /* dont reorder anything beyond here.  */
+	cris_tst_cc_init();
+	asm volatile ("setf\tzvnc\n");
+	cris_addo_pi_d(p, t);
+	cris_tst_cc(1, 1, 1, 1);
+	asm volatile ("move.d\t$acr, %0\n" : "=r" (r));
+	if (*r != 0x4455aa77)
+		err();
+
+
+	t += 32770;
+	mb(); /* dont reorder anything beyond here.  */
+	cris_tst_cc_init();
+	asm volatile ("setf\tzvnc\n");
+	cris_addo_pi_w(p, t);
+	cris_tst_cc(1, 1, 1, 1);
+	asm volatile ("move.d\t$acr, %0\n" : "=r" (r));
+	if (*r != 0x4455aa77)
+		err();
+
+	mb(); /* dont reorder anything beyond here.  */
+	cris_tst_cc_init();
+	asm volatile ("setf\tzvnc\n");
+	cris_addo_d(p, r);
+	cris_tst_cc(1, 1, 1, 1);
+	p += 4;
+	asm volatile ("move.d\t$acr, %0\n" : "=r" (r));
+	if (*r != 0xee19ccff)
+		err();
+
+	mb(); /* dont reorder anything beyond here.  */
+	cris_tst_cc_init();
+	asm volatile ("setf\tzvnc\n");
+	cris_addo_pi_b(p, t);
+	cris_tst_cc(1, 1, 1, 1);
+	asm volatile ("move.d\t$acr, %0\n" : "=r" (r));
+	if (*(uint16_t*)r != 0xff22)
+		err();
+
+	mb(); /* dont reorder anything beyond here.  */
+	cris_tst_cc_init();
+	asm volatile ("setf\tzvnc\n");
+	cris_addo_b(p, r);
+	cris_tst_cc(1, 1, 1, 1);
+	p += 1;
+	asm volatile ("move.d\t$acr, %0\n" : "=r" (r));
+	if (*r != 0x4455aa77)
+		err();
+
+	mb(); /* dont reorder anything beyond here.  */
+	cris_tst_cc_init();
+	asm volatile ("setf\tzvnc\n");
+	cris_addo_w(p, r);
+	cris_tst_cc(1, 1, 1, 1);
+	p += 2;
+	asm volatile ("move.d\t$acr, %0\n" : "=r" (r));
+	if (*r != 0xff224455)
+		err();
+
+	mb(); /* dont reorder anything beyond here.  */
+	cris_tst_cc_init();
+	asm volatile ("setf\tzvnc\n");
+	cris_addo_pi_d(p, t);
+	cris_tst_cc(1, 1, 1, 1);
+	asm volatile ("move.d\t$acr, %0\n" : "=r" (r));
+	r = (void*)(((char *)r) + 76789885);
+	if (*r != 0x55aa77ff)
+		err();
+
+	pass();
+	return 0;
+}