1 files changed, 31 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips32-dsp/maddu.c b/qemu/tests/tcg/mips/mips32-dsp/maddu.c
new file mode 100644
index 000000000..af4bfcfe9
--- /dev/null
+++ b/qemu/tests/tcg/mips/mips32-dsp/maddu.c
@@ -0,0 +1,31 @@
+#include<stdio.h>
+#include<assert.h>
+
+int main()
+{
+    int rt, rs;
+    int achi, acli;
+    int acho, aclo;
+    int 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)
+        );
+    assert(resulth == acho);
+    assert(resultl == aclo);
+
+    return 0;
+}