Use generic routines for 8-bit carry-less multiply.
Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
target/ppc/int_helper.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c
index 834da80fe3..3bf0f5dbe5 100644
--- a/target/ppc/int_helper.c
+++ b/target/ppc/int_helper.c
@@ -26,6 +26,7 @@
#include "exec/helper-proto.h"
#include "crypto/aes.h"
#include "crypto/aes-round.h"
+#include "crypto/clmul.h"
#include "fpu/softfloat.h"
#include "qapi/error.h"
#include "qemu/guest-random.h"
@@ -1425,6 +1426,15 @@ void helper_vbpermq(ppc_avr_t *r, ppc_avr_t *a,
ppc_avr_t *b)
#undef VBPERMQ_INDEX
#undef VBPERMQ_DW
+void helper_vpmsumb(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
+{
+ Int128 ia = a->s128;
+ Int128 ib = b->s128;
+ Int128 e = clmul_8x8_even(ia, ib);
+ Int128 o = clmul_8x8_odd(ia, ib);
+ r->s128 = int128_xor(e, o);
+}
+
#define PMSUM(name, srcfld, trgfld, trgtyp) \
void helper_##name(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
@@ -1445,7 +1455,6 @@ void helper_##name(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t
*b) \
} \
}
-PMSUM(vpmsumb, u8, u16, uint16_t)
PMSUM(vpmsumh, u16, u32, uint32_t)
PMSUM(vpmsumw, u32, u64, uint64_t)
--
2.34.1
