target-mips: Add ASE DSP testcases

Add MIPS ASE DSP testcases.

Signed-off-by: Jia Liu <proljc@gmail.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

1 files changed, 30 insertions, 0 deletions

diff --git a/tests/tcg/mips/mips32-dsp/msubu.c b/tests/tcg/mips/mips32-dsp/msubu.c
new file mode 100644
index 0000000000..e0f9b5a77a
--- /dev/null
+++ b/tests/tcg/mips/mips32-dsp/msubu.c
@@ -0,0 +1,30 @@
+#include<stdio.h>
+#include<assert.h>
+
+int main()
+{
+    int achi, acli, rs, rt;
+    int acho, aclo;
+    int resulth, resultl;
+
+    rs      = 0x00BBAACC;
+    rt      = 0x0B1C3D2F;
+    achi    = 0x00004433;
+    acli    = 0xFFCC0011;
+    resulth = 0xFFF81F29;
+    resultl = 0xB355089D;
+
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "msubu $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(acho == resulth);
+    assert(aclo == resultl);
+
+    return 0;
+}