1 files changed, 52 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips64-dsp/dshilo.c b/qemu/tests/tcg/mips/mips64-dsp/dshilo.c
new file mode 100644
index 000000000..f50584b9c
--- /dev/null
+++ b/qemu/tests/tcg/mips/mips64-dsp/dshilo.c
@@ -0,0 +1,52 @@
+#include "io.h"
+
+int main(void)
+{
+    long long achi, acli;
+    long long acho, aclo;
+    long long reshi, reslo;
+
+    achi = 0x87654321;
+    acli = 0x12345678;
+
+    reshi = 0xfffffffff8765432;
+    reslo = 0x1234567;
+
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "dshilo $ac1, 0x4\n\t"
+         "mfhi %0, $ac1\n\t"
+         "mflo %1, $ac1\n\t"
+         : "=r"(acho), "=r"(aclo)
+         : "r"(achi), "r"(acli)
+        );
+
+    if ((acho != reshi) || (aclo != reslo)) {
+        printf("1 dshilo error\n");
+        return -1;
+    }
+
+    achi = 0x87654321;
+    acli = 0x12345678;
+
+    reshi = 0x1234567;
+    reslo = 0x00;
+
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "dshilo $ac1, -60\n\t"
+         "mfhi %0, $ac1\n\t"
+         "mflo %1, $ac1\n\t"
+         : "=r"(acho), "=r"(aclo)
+         : "r"(achi), "r"(acli)
+        );
+
+    if ((acho != reshi) || (aclo != reslo)) {
+        printf("2 dshilo error\n");
+        return -1;
+    }
+
+    return 0;
+}