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target/riscv: rvv: Add tail agnostic for vector integer merge and move instructions

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Signed-off-by: eop Chen <eop.chen@sifive.com>
Reviewed-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <165449614532.19704.7000832880482980398-10@git.sr.ht>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
eopXD 2022-06-06 06:16:51 +00:00 • committed by Alistair Francis
parent 38581e5c9a
commit 89a32de2d5
2 changed files with 28 additions and 4 deletions
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12
target/riscv/insn_trans/trans_rvv.c.inc
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@ -2086,12 +2086,13 @@ static bool trans_vmv_v_v(DisasContext *s, arg_vmv_v_v *a)
vext_check_isa_ill(s) &&
/* vmv.v.v has rs2 = 0 and vm = 1 */
vext_check_sss(s, a->rd, a->rs1, 0, 1)) {
if (s->vl_eq_vlmax) {
if (s->vl_eq_vlmax && !(s->vta && s->lmul < 0)) {
tcg_gen_gvec_mov(s->sew, vreg_ofs(s, a->rd),
vreg_ofs(s, a->rs1),
MAXSZ(s), MAXSZ(s));
} else {
uint32_t data = FIELD_DP32(0, VDATA, LMUL, s->lmul);
data = FIELD_DP32(data, VDATA, VTA, s->vta);
static gen_helper_gvec_2_ptr * const fns[4] = {
gen_helper_vmv_v_v_b, gen_helper_vmv_v_v_h,
gen_helper_vmv_v_v_w, gen_helper_vmv_v_v_d,
@ -2126,7 +2127,7 @@ static bool trans_vmv_v_x(DisasContext *s, arg_vmv_v_x *a)
s1 = get_gpr(s, a->rs1, EXT_SIGN);
if (s->vl_eq_vlmax) {
if (s->vl_eq_vlmax && !(s->vta && s->lmul < 0)) {
tcg_gen_gvec_dup_tl(s->sew, vreg_ofs(s, a->rd),
MAXSZ(s), MAXSZ(s), s1);
} else {
@ -2134,6 +2135,7 @@ static bool trans_vmv_v_x(DisasContext *s, arg_vmv_v_x *a)
TCGv_i64 s1_i64 = tcg_temp_new_i64();
TCGv_ptr dest = tcg_temp_new_ptr();
uint32_t data = FIELD_DP32(0, VDATA, LMUL, s->lmul);
data = FIELD_DP32(data, VDATA, VTA, s->vta);
static gen_helper_vmv_vx * const fns[4] = {
gen_helper_vmv_v_x_b, gen_helper_vmv_v_x_h,
gen_helper_vmv_v_x_w, gen_helper_vmv_v_x_d,
@ -2163,7 +2165,7 @@ static bool trans_vmv_v_i(DisasContext *s, arg_vmv_v_i *a)
/* vmv.v.i has rs2 = 0 and vm = 1 */
vext_check_ss(s, a->rd, 0, 1)) {
int64_t simm = sextract64(a->rs1, 0, 5);
if (s->vl_eq_vlmax) {
if (s->vl_eq_vlmax && !(s->vta && s->lmul < 0)) {
tcg_gen_gvec_dup_imm(s->sew, vreg_ofs(s, a->rd),
MAXSZ(s), MAXSZ(s), simm);
mark_vs_dirty(s);
@ -2172,6 +2174,7 @@ static bool trans_vmv_v_i(DisasContext *s, arg_vmv_v_i *a)
TCGv_i64 s1;
TCGv_ptr dest;
uint32_t data = FIELD_DP32(0, VDATA, LMUL, s->lmul);
data = FIELD_DP32(data, VDATA, VTA, s->vta);
static gen_helper_vmv_vx * const fns[4] = {
gen_helper_vmv_v_x_b, gen_helper_vmv_v_x_h,
gen_helper_vmv_v_x_w, gen_helper_vmv_v_x_d,
@ -2743,7 +2746,7 @@ static bool trans_vfmv_v_f(DisasContext *s, arg_vfmv_v_f *a)
TCGv_i64 t1;
if (s->vl_eq_vlmax) {
if (s->vl_eq_vlmax && !(s->vta && s->lmul < 0)) {
t1 = tcg_temp_new_i64();
/* NaN-box f[rs1] */
do_nanbox(s, t1, cpu_fpr[a->rs1]);
@ -2755,6 +2758,7 @@ static bool trans_vfmv_v_f(DisasContext *s, arg_vfmv_v_f *a)
TCGv_ptr dest;
TCGv_i32 desc;
uint32_t data = FIELD_DP32(0, VDATA, LMUL, s->lmul);
data = FIELD_DP32(data, VDATA, VTA, s->vta);
static gen_helper_vmv_vx * const fns[3] = {
gen_helper_vmv_v_x_h,
gen_helper_vmv_v_x_w,