Convert the VNEG instruction to decodetree.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
{
return do_vfp_2op_dp(s, gen_helper_vfp_absd, a->vd, a->vm);
}
+
+static bool trans_VNEG_sp(DisasContext *s, arg_VNEG_sp *a)
+{
+ return do_vfp_2op_sp(s, gen_helper_vfp_negs, a->vd, a->vm);
+}
+
+static bool trans_VNEG_dp(DisasContext *s, arg_VNEG_dp *a)
+{
+ return do_vfp_2op_dp(s, gen_helper_vfp_negd, a->vd, a->vm);
+}
return 1;
case 15:
switch (rn) {
- case 1:
+ case 1 ... 2:
/* Already handled by decodetree */
return 1;
default:
/* rn is opcode, encoded as per VFP_SREG_N. */
switch (rn) {
case 0x00: /* vmov */
- case 0x02: /* vneg */
case 0x03: /* vsqrt */
break;
case 0: /* cpy */
/* no-op */
break;
- case 2: /* neg */
- gen_vfp_neg(dp);
- break;
case 3: /* sqrt */
gen_vfp_sqrt(dp);
break;
vd=%vd_sp vm=%vm_sp
VABS_dp ---- 1110 1.11 0000 .... 1011 11.0 .... \
vd=%vd_dp vm=%vm_dp
+
+VNEG_sp ---- 1110 1.11 0001 .... 1010 01.0 .... \
+ vd=%vd_sp vm=%vm_sp
+VNEG_dp ---- 1110 1.11 0001 .... 1011 01.0 .... \
+ vd=%vd_dp vm=%vm_dp