Implement VFP fp16 support for the VMOV immediate insn.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id:
20200828183354.27913-10-peter.maydell@linaro.org
MAKE_VFM_TRANS_FNS(sp)
MAKE_VFM_TRANS_FNS(dp)
+static bool trans_VMOV_imm_hp(DisasContext *s, arg_VMOV_imm_sp *a)
+{
+ TCGv_i32 fd;
+
+ if (!dc_isar_feature(aa32_fp16_arith, s)) {
+ return false;
+ }
+
+ if (s->vec_len != 0 || s->vec_stride != 0) {
+ return false;
+ }
+
+ if (!vfp_access_check(s)) {
+ return true;
+ }
+
+ fd = tcg_const_i32(vfp_expand_imm(MO_16, a->imm));
+ neon_store_reg32(fd, a->vd);
+ tcg_temp_free_i32(fd);
+ return true;
+}
+
static bool trans_VMOV_imm_sp(DisasContext *s, arg_VMOV_imm_sp *a)
{
uint32_t delta_d = 0;
VFNMA_dp ---- 1110 1.01 .... .... 1011 .0.0 .... @vfp_dnm_d
VFNMS_dp ---- 1110 1.01 .... .... 1011 .1.0 .... @vfp_dnm_d
+VMOV_imm_hp ---- 1110 1.11 .... .... 1001 0000 .... \
+ vd=%vd_sp imm=%vmov_imm
VMOV_imm_sp ---- 1110 1.11 .... .... 1010 0000 .... \
vd=%vd_sp imm=%vmov_imm
VMOV_imm_dp ---- 1110 1.11 .... .... 1011 0000 .... \