X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Ftests%2Ftcg%2Fmips%2Fmips64-dsp%2Fsubu_s_ob.c;fp=qemu%2Ftests%2Ftcg%2Fmips%2Fmips64-dsp%2Fsubu_s_ob.c;h=5df64e5ff01a25b09a527bed155a458eea07f426;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git

diff --git a/qemu/tests/tcg/mips/mips64-dsp/subu_s_ob.c b/qemu/tests/tcg/mips/mips64-dsp/subu_s_ob.c
new file mode 100644
index 000000000..5df64e5ff
--- /dev/null
+++ b/qemu/tests/tcg/mips/mips64-dsp/subu_s_ob.c
@@ -0,0 +1,26 @@
+#include "io.h"
+
+int main(void)
+{
+    long long rd, rs, rt, dspreg, result, dspresult;
+    rs = 0x12345678ABCDEF0;
+    rt = 0x12345678ABCDEF1;
+    result = 0x00000000000;
+    dspresult = 0x01;
+
+    __asm
+        ("subu_s.ob %0, %2, %3\n\t"
+         "rddsp %1\n\t"
+         : "=r"(rd), "=r"(dspreg)
+         : "r"(rs), "r"(rt)
+         );
+
+    dspreg = ((dspreg >> 20) & 0x01);
+    if ((rd != result) || (dspreg != dspresult)) {
+        printf("subu_s.ob error\n\t");
+
+        return -1;
+    }
+
+    return 0;
+}