1 files changed, 33 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips64-dsp/maddu.c b/qemu/tests/tcg/mips/mips64-dsp/maddu.c
new file mode 100644
index 000000000..e9f426a37
--- /dev/null
+++ b/qemu/tests/tcg/mips/mips64-dsp/maddu.c
@@ -0,0 +1,33 @@
+#include "io.h"
+
+int main(void)
+{
+    long long rt, rs;
+    long long achi, acli;
+    long long acho, aclo;
+    long long resulth, resultl;
+
+    achi = 0x05;
+    acli = 0xB4CB;
+    rs  = 0x01;
+    rt  = 0x01;
+    resulth = 0x05;
+    resultl = 0xB4CC;
+
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "madd $ac1, %4, %5\n\t"
+         "mfhi %0, $ac1\n\t"
+         "mflo %1, $ac1\n\t"
+         : "=r"(acho), "=r"(aclo)
+         : "r"(achi), "r"(acli), "r"(rs), "r"(rt)
+        );
+    if ((resulth != acho) || (resultl != aclo)) {
+        printf("maddu wrong\n");
+
+        return -1;
+    }
+
+    return 0;
+}