target/sparc: Implement XMULX

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 11 insertions, 0 deletions

diff --git a/target/sparc/vis_helper.c b/target/sparc/vis_helper.c
index c21522c533..c927a054b8 100644
--- a/target/sparc/vis_helper.c
+++ b/target/sparc/vis_helper.c
@@ -20,6 +20,7 @@
 #include "qemu/osdep.h"
 #include "cpu.h"
 #include "exec/helper-proto.h"
+#include "crypto/clmul.h"
 
 target_ulong helper_array8(target_ulong rs1, target_ulong rs2)
 {
@@ -509,3 +510,13 @@ uint64_t helper_fslas32(uint64_t src1, uint64_t src2)
 
     return r.ll;
 }
+
+uint64_t helper_xmulx(uint64_t src1, uint64_t src2)
+{
+    return int128_getlo(clmul_64(src1, src2));
+}
+
+uint64_t helper_xmulxhi(uint64_t src1, uint64_t src2)
+{
+    return int128_gethi(clmul_64(src1, src2));
+}