From 3f2546b2ef55b661fd8dd69682b38992225e86f6 Mon Sep 17 00:00:00 2001
From: fishsoupisgood <github@madingley.org>
Date: Mon, 29 Apr 2019 01:17:54 +0100
Subject: Initial import of qemu-2.4.1

---
 tests/tcg/mips/mips64-dsp/maddu.c | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 tests/tcg/mips/mips64-dsp/maddu.c

(limited to 'tests/tcg/mips/mips64-dsp/maddu.c')

diff --git a/tests/tcg/mips/mips64-dsp/maddu.c b/tests/tcg/mips/mips64-dsp/maddu.c
new file mode 100644
index 00000000..e9f426a3
--- /dev/null
+++ b/tests/tcg/mips/mips64-dsp/maddu.c
@@ -0,0 +1,33 @@
+#include "io.h"
+
+int main(void)
+{
+    long long rt, rs;
+    long long achi, acli;
+    long long acho, aclo;
+    long long resulth, resultl;
+
+    achi = 0x05;
+    acli = 0xB4CB;
+    rs  = 0x01;
+    rt  = 0x01;
+    resulth = 0x05;
+    resultl = 0xB4CC;
+
+    __asm
+        ("mthi %2, $ac1\n\t"
+         "mtlo %3, $ac1\n\t"
+         "madd $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)
+        );
+    if ((resulth != acho) || (resultl != aclo)) {
+        printf("maddu wrong\n");
+
+        return -1;
+    }
+
+    return 0;
+}
-- 
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