Add vsel and vperm instructions.
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6180 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index 2133529..87ae2ca 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2143,6 +2143,26 @@
#undef VMUL_DO
#undef VMUL
+void helper_vperm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
+{
+ ppc_avr_t result;
+ int i;
+ VECTOR_FOR_INORDER_I (i, u8) {
+ int s = c->u8[i] & 0x1f;
+#if defined(WORDS_BIGENDIAN)
+ int index = s & 0xf;
+#else
+ int index = 15 - (s & 0xf);
+#endif
+ if (s & 0x10) {
+ result.u8[i] = b->u8[index];
+ } else {
+ result.u8[i] = a->u8[index];
+ }
+ }
+ *r = result;
+}
+
#define VROTATE(suffix, element) \
void helper_vrl##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
@@ -2158,6 +2178,12 @@
VROTATE(w, u32)
#undef VROTATE
+void helper_vsel (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
+{
+ r->u64[0] = (a->u64[0] & ~c->u64[0]) | (b->u64[0] & c->u64[0]);
+ r->u64[1] = (a->u64[1] & ~c->u64[1]) | (b->u64[1] & c->u64[1]);
+}
+
#define VSL(suffix, element) \
void helper_vsl##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
