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Diffstat (limited to 'qemu/tests/tcg/mips/mips64-dsp/multu.c')
-rw-r--r--qemu/tests/tcg/mips/mips64-dsp/multu.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips64-dsp/multu.c b/qemu/tests/tcg/mips/mips64-dsp/multu.c
new file mode 100644
index 000000000..21a8a7c77
--- /dev/null
+++ b/qemu/tests/tcg/mips/mips64-dsp/multu.c
@@ -0,0 +1,26 @@
+#include "io.h"
+
+int main(void)
+{
+ long long rs, rt, ach, acl;
+ long long result, resulth, resultl;
+
+ rs = 0x00FFBBAA;
+ rt = 0x4B231000;
+ resulth = 0x4b0f01;
+ resultl = 0x71f8a000;
+ __asm
+ ("multu $ac1, %2, %3\n\t"
+ "mfhi %0, $ac1\n\t"
+ "mflo %1, $ac1\n\t"
+ : "=r"(ach), "=r"(acl)
+ : "r"(rs), "r"(rt)
+ );
+ if ((ach != resulth) || (acl != resultl)) {
+ printf("multu wrong\n");
+
+ return -1;
+ }
+
+ return 0;
+}