X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Ftests%2Ftcg%2Fmips%2Fmips32-dspr2%2Fmulq_rs_w.c;fp=qemu%2Ftests%2Ftcg%2Fmips%2Fmips32-dspr2%2Fmulq_rs_w.c;h=7ba633bc17f779b55460c3ded09b71b71923a562;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git

diff --git a/qemu/tests/tcg/mips/mips32-dspr2/mulq_rs_w.c b/qemu/tests/tcg/mips/mips32-dspr2/mulq_rs_w.c
new file mode 100644
index 000000000..7ba633bc1
--- /dev/null
+++ b/qemu/tests/tcg/mips/mips32-dspr2/mulq_rs_w.c
@@ -0,0 +1,36 @@
+#include<stdio.h>
+#include<assert.h>
+
+int main()
+{
+    int rd, rs, rt, dsp;
+    int result, resultdsp;
+
+    rs = 0x80001234;
+    rt = 0x80004321;
+    result = 0x7FFFAAAB;
+
+    __asm
+        ("mulq_rs.w %0, %1, %2\n\t"
+         : "=r"(rd)
+         : "r"(rs), "r"(rt)
+        );
+    assert(rd  == result);
+
+    rs = 0x80000000;
+    rt = 0x80000000;
+    result = 0x7FFFFFFF;
+    resultdsp = 1;
+
+    __asm
+        ("mulq_rs.w %0, %2, %3\n\t"
+         "rddsp %1\n\t"
+         : "=r"(rd), "=r"(dsp)
+         : "r"(rs), "r"(rt)
+        );
+    dsp = (dsp >> 21) & 0x01;
+    assert(rd  == result);
+    assert(dsp == resultdsp);
+
+    return 0;
+}