target/arm: Enforce alignment for VLDR/VSTR

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210419202257.161730-22-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2021-04-19 13:22:47 -07:00 committed by Peter Maydell
parent ad9aeae1a9
commit 6cd623d166

View File

@ -1364,11 +1364,11 @@ static bool trans_VLDR_VSTR_hp(DisasContext *s, arg_VLDR_VSTR_sp *a)
addr = add_reg_for_lit(s, a->rn, offset);
tmp = tcg_temp_new_i32();
if (a->l) {
gen_aa32_ld16u(s, tmp, addr, get_mem_index(s));
gen_aa32_ld_i32(s, tmp, addr, get_mem_index(s), MO_UW | MO_ALIGN);
vfp_store_reg32(tmp, a->vd);
} else {
vfp_load_reg32(tmp, a->vd);
gen_aa32_st16(s, tmp, addr, get_mem_index(s));
gen_aa32_st_i32(s, tmp, addr, get_mem_index(s), MO_UW | MO_ALIGN);
}
tcg_temp_free_i32(tmp);
tcg_temp_free_i32(addr);
@ -1398,11 +1398,11 @@ static bool trans_VLDR_VSTR_sp(DisasContext *s, arg_VLDR_VSTR_sp *a)
addr = add_reg_for_lit(s, a->rn, offset);
tmp = tcg_temp_new_i32();
if (a->l) {
gen_aa32_ld32u(s, tmp, addr, get_mem_index(s));
gen_aa32_ld_i32(s, tmp, addr, get_mem_index(s), MO_UL | MO_ALIGN);
vfp_store_reg32(tmp, a->vd);
} else {
vfp_load_reg32(tmp, a->vd);
gen_aa32_st32(s, tmp, addr, get_mem_index(s));
gen_aa32_st_i32(s, tmp, addr, get_mem_index(s), MO_UL | MO_ALIGN);
}
tcg_temp_free_i32(tmp);
tcg_temp_free_i32(addr);
@ -1439,11 +1439,11 @@ static bool trans_VLDR_VSTR_dp(DisasContext *s, arg_VLDR_VSTR_dp *a)
addr = add_reg_for_lit(s, a->rn, offset);
tmp = tcg_temp_new_i64();
if (a->l) {
gen_aa32_ld64(s, tmp, addr, get_mem_index(s));
gen_aa32_ld_i64(s, tmp, addr, get_mem_index(s), MO_Q | MO_ALIGN_4);
vfp_store_reg64(tmp, a->vd);
} else {
vfp_load_reg64(tmp, a->vd);
gen_aa32_st64(s, tmp, addr, get_mem_index(s));
gen_aa32_st_i64(s, tmp, addr, get_mem_index(s), MO_Q | MO_ALIGN_4);
}
tcg_temp_free_i64(tmp);
tcg_temp_free_i32(addr);