1 files changed, 26 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips64-dsp/subu_ob.c b/qemu/tests/tcg/mips/mips64-dsp/subu_ob.c
new file mode 100644
index 000000000..f67096711
--- /dev/null
+++ b/qemu/tests/tcg/mips/mips64-dsp/subu_ob.c
@@ -0,0 +1,26 @@
+#include "io.h"
+
+int main(void)
+{
+    long long rd, rs, rt, result, dspreg, dspresult;
+    rs = 0x6F6F6F6F6F6F6F6F;
+    rt = 0x5E5E5E5E5E5E5E5E;
+    result = 0x1111111111111111;
+    dspresult = 0x0;
+
+    __asm
+        ("subu.ob %0, %2, %3\n\t"
+         "rddsp %1\n\t"
+         : "=r"(rd), "=r"(dspreg)
+         : "r"(rs), "r"(rt)
+         );
+
+    if ((rd != result) || (dspreg != dspresult)) {
+        printf("subu.ob error\n");
+
+        return -1;
+    }
+
+    return 0;
+}
+