Add qemu 2.4.0

[kvmfornfv.git] / qemu / tests / tcg / mips / mips64-dsp / dextp.c

diff --git a/qemu/tests/tcg/mips/mips64-dsp/dextp.c b/qemu/tests/tcg/mips/mips64-dsp/dextp.c
new file mode 100644 (file)
index 0000000..a469cc0
--- /dev/null
+++ b/qemu/tests/tcg/mips/mips64-dsp/dextp.c
@@ -0,0 +1,54 @@
+#include "io.h"
+
+int main(void)
+{
+    long long rt, dsp;
+    long long achi, acli;
+    long long res, resdsp;
+    int rs;
+
+    rs = 0xabcd1234;
+
+    achi = 0x12345678;
+    acli = 0x87654321;
+    res = 0xff;
+    resdsp = 0x0;
+
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "wrdsp %4\n\t"
+         "dextp %0, $ac1, 0x7\n\t"
+         "rddsp %1\n\t"
+         : "=r"(rt), "=r"(dsp)
+         : "r"(achi), "r"(acli), "r"(rs)
+        );
+    dsp = (dsp >> 14) & 0x1;
+    if ((dsp != resdsp) || (rt != res)) {
+        printf("dextp error\n");
+        return -1;
+    }
+
+    rs = 0xabcd1200;
+
+    achi = 0x12345678;
+    acli = 0x87654321;
+    resdsp = 0x1;
+
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "wrdsp %4\n\t"
+         "dextp %0, $ac1, 0x7\n\t"
+         "rddsp %1\n\t"
+         : "=r"(rt), "=r"(dsp)
+         : "r"(achi), "r"(acli), "r"(rs)
+        );
+    dsp = (dsp >> 14) & 0x1;
+    if (dsp != resdsp) {
+        printf("dextp error\n");
+        return -1;
+    }
+
+    return 0;
+}