1 files changed, 53 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips64-dsp/extr_rs_w.c b/qemu/tests/tcg/mips/mips64-dsp/extr_rs_w.c
new file mode 100644
index 000000000..73551f96b
--- /dev/null
+++ b/qemu/tests/tcg/mips/mips64-dsp/extr_rs_w.c
@@ -0,0 +1,53 @@
+#include "io.h"
+
+int main(void)
+{
+    long long rt, ach, acl, dsp;
+    long long result;
+
+    ach = 0x05;
+    acl = 0xB4CB;
+    result = 0x7FFFFFFF;
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "extr_rs.w %0, $ac1, 0x03\n\t"
+         "rddsp %1\n\t"
+         : "=r"(rt), "=r"(dsp)
+         : "r"(ach), "r"(acl)
+        );
+    dsp = (dsp >> 23) & 0x01;
+    if ((dsp != 1) || (result != rt)) {
+        printf("1 extr_rs.w wrong\n");
+
+        return -1;
+    }
+
+    /* Clear dspcontrol */
+    dsp = 0;
+    __asm
+        ("wrdsp %0\n\t"
+         :
+         : "r"(dsp)
+        );
+
+    ach = 0x01;
+    acl = 0xB4CB;
+    result = 0x10000B4D;
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "extr_rs.w %0, $ac1, 0x04\n\t"
+         "rddsp %1\n\t"
+         : "=r"(rt), "=r"(dsp)
+         : "r"(ach), "r"(acl)
+        );
+    dsp = (dsp >> 23) & 0x01;
+    if ((dsp != 0) || (result != rt)) {
+        printf("2 extr_rs.w wrong\n");
+
+        return -1;
+    }
+
+    return 0;
+}