Initial import of qemu-2.4.1HEADmaster

1 files changed, 71 insertions, 0 deletions

diff --git a/tests/tcg/mips/mips64-dsp/extr_s_h.c b/tests/tcg/mips/mips64-dsp/extr_s_h.c
new file mode 100644
index 00000000..de10cb57
--- /dev/null
+++ b/tests/tcg/mips/mips64-dsp/extr_s_h.c
@@ -0,0 +1,71 @@
+#include "io.h"
+
+int main(void)
+{
+    long long rt, ach, acl, dsp;
+    long long result;
+
+    ach = 0x05;
+    acl = 0xB4CB;
+    result = 0x00007FFF;
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "extr_s.h %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("extr_s.h wrong\n");
+
+        return -1;
+    }
+
+    ach = 0xffffffff;
+    acl = 0x12344321;
+    result = 0xffffffffFFFF8000;
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "extr_s.h %0, $ac1, 0x08\n\t"
+         "rddsp %1\n\t"
+         : "=r"(rt), "=r"(dsp)
+         : "r"(ach), "r"(acl)
+        );
+    dsp = (dsp >> 23) & 0x01;
+    if ((dsp != 1) || (result != rt)) {
+        printf("extr_s.h wrong\n");
+
+        return -1;
+    }
+
+    /* Clear dsp */
+    dsp = 0;
+    __asm
+        ("wrdsp %0\n\t"
+         :
+         : "r"(dsp)
+        );
+
+    ach = 0x00;
+    acl = 0x4321;
+    result = 0x432;
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "extr_s.h %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("extr_s.h wrong\n");
+
+        return -1;
+    }
+
+    return 0;
+}