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target/arm: Move null function and sve check into do_frint_mode

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Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220527181907.189259-95-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-05-27 11:18:47 -07:00 committed by Peter Maydell
parent 0360730c46
commit 13c0dd1739
1 changed files with 23 additions and 29 deletions
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52
target/arm/translate-sve.c
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@ -4140,62 +4140,56 @@ TRANS_FEAT(FRINTX, aa64_sve, gen_gvec_fpst_arg_zpz, frintx_fns[a->esz],
static bool do_frint_mode(DisasContext *s, arg_rpr_esz *a,
int mode, gen_helper_gvec_3_ptr *fn)
{
if (sve_access_check(s)) {
unsigned vsz = vec_full_reg_size(s);
TCGv_i32 tmode = tcg_const_i32(mode);
TCGv_ptr status = fpstatus_ptr(a->esz == MO_16 ? FPST_FPCR_F16 : FPST_FPCR);
unsigned vsz;
TCGv_i32 tmode;
TCGv_ptr status;
gen_helper_set_rmode(tmode, tmode, status);
tcg_gen_gvec_3_ptr(vec_full_reg_offset(s, a->rd),
vec_full_reg_offset(s, a->rn),
pred_full_reg_offset(s, a->pg),
status, vsz, vsz, 0, fn);
gen_helper_set_rmode(tmode, tmode, status);
tcg_temp_free_i32(tmode);
tcg_temp_free_ptr(status);
if (fn == NULL) {
return false;
}
if (!sve_access_check(s)) {
return true;
}
vsz = vec_full_reg_size(s);
tmode = tcg_const_i32(mode);
status = fpstatus_ptr(a->esz == MO_16 ? FPST_FPCR_F16 : FPST_FPCR);
gen_helper_set_rmode(tmode, tmode, status);
tcg_gen_gvec_3_ptr(vec_full_reg_offset(s, a->rd),
vec_full_reg_offset(s, a->rn),
pred_full_reg_offset(s, a->pg),
status, vsz, vsz, 0, fn);
gen_helper_set_rmode(tmode, tmode, status);
tcg_temp_free_i32(tmode);
tcg_temp_free_ptr(status);
return true;
}
static bool trans_FRINTN(DisasContext *s, arg_rpr_esz *a)
{
if (a->esz == 0) {
return false;
}
return do_frint_mode(s, a, float_round_nearest_even, frint_fns[a->esz]);
}
static bool trans_FRINTP(DisasContext *s, arg_rpr_esz *a)
{
if (a->esz == 0) {
return false;
}
return do_frint_mode(s, a, float_round_up, frint_fns[a->esz]);
}
static bool trans_FRINTM(DisasContext *s, arg_rpr_esz *a)
{
if (a->esz == 0) {
return false;
}
return do_frint_mode(s, a, float_round_down, frint_fns[a->esz]);
}
static bool trans_FRINTZ(DisasContext *s, arg_rpr_esz *a)
{
if (a->esz == 0) {
return false;
}
return do_frint_mode(s, a, float_round_to_zero, frint_fns[a->esz]);
}
static bool trans_FRINTA(DisasContext *s, arg_rpr_esz *a)
{
if (a->esz == 0) {
return false;
}
return do_frint_mode(s, a, float_round_ties_away, frint_fns[a->esz]);
}