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Diffstat (limited to 'qemu/tests/tcg/mips/mips64-dspr2/subu_qh.c')
-rw-r--r--qemu/tests/tcg/mips/mips64-dspr2/subu_qh.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips64-dspr2/subu_qh.c b/qemu/tests/tcg/mips/mips64-dspr2/subu_qh.c
new file mode 100644
index 000000000..911cb349d
--- /dev/null
+++ b/qemu/tests/tcg/mips/mips64-dspr2/subu_qh.c
@@ -0,0 +1,24 @@
+#include "io.h"
+
+int main(void)
+{
+ long long rd, rs, rt, dspreg, result, dspresult;
+ rs = 0x123456789ABCDEF0;
+ rt = 0x123456789ABCDEF1;
+ result = 0x000000000000000F;
+ dspresult = 0x01;
+
+ __asm("subu.qh %0, %2, %3\n\t"
+ "rddsp %1\n\t"
+ : "=r"(rd), "=r"(dspreg)
+ : "r"(rs), "r"(rt)
+ );
+
+ dspreg = ((dspreg >> 20) & 0x01);
+ if ((rd != result) || (dspreg != dspresult)) {
+ printf("subu.qh error\n");
+ return -1;
+ }
+
+ return 0;
+}