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-rw-r--r--target-ppc/helper.h1
-rw-r--r--target-ppc/op_helper.c11
-rw-r--r--target-ppc/translate.c1
3 files changed, 13 insertions, 0 deletions
diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 00a573c117..85cdd23c5c 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -245,6 +245,7 @@ DEF_HELPER_3(vsubfp, void, avr, avr, avr)
DEF_HELPER_3(vmaxfp, void, avr, avr, avr)
DEF_HELPER_3(vminfp, void, avr, avr, avr)
DEF_HELPER_2(vrefp, void, avr, avr)
+DEF_HELPER_2(vrsqrtefp, void, avr, avr)
DEF_HELPER_4(vmaddfp, void, avr, avr, avr, avr)
DEF_HELPER_4(vnmsubfp, void, avr, avr, avr, avr)
DEF_HELPER_2(vlogefp, void, avr, avr)
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index 0e78e237ac..3afd217bc2 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2707,6 +2707,17 @@ VROTATE(h, u16)
VROTATE(w, u32)
#undef VROTATE
+void helper_vrsqrtefp (ppc_avr_t *r, ppc_avr_t *b)
+{
+ int i;
+ for (i = 0; i < ARRAY_SIZE(r->f); i++) {
+ HANDLE_NAN1(r->f[i], b->f[i]) {
+ float32 t = float32_sqrt(b->f[i], &env->vec_status);
+ r->f[i] = float32_div(float32_one, t, &env->vec_status);
+ }
+ }
+}
+
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]);
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 46bd177d63..048bb54d21 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6477,6 +6477,7 @@ GEN_VXFORM_NOA(vupklsh, 7, 11);
GEN_VXFORM_NOA(vupkhpx, 7, 13);
GEN_VXFORM_NOA(vupklpx, 7, 15);
GEN_VXFORM_NOA(vrefp, 5, 4);
+GEN_VXFORM_NOA(vrsqrtefp, 5, 5);
GEN_VXFORM_NOA(vlogefp, 5, 7);
GEN_VXFORM_NOA(vrfim, 5, 8);
GEN_VXFORM_NOA(vrfin, 5, 9);