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target/arm: Enforce alignment for LDM/STM

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Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210419202257.161730-18-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2021-04-19 13:22:43 -07:00 committed by Peter Maydell
parent 824efdf525
commit 2e1f39e29b
1 changed files with 2 additions and 2 deletions
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4
target/arm/translate.c
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@ -7884,7 +7884,7 @@ static bool op_stm(DisasContext *s, arg_ldst_block *a, int min_n)
} else {
tmp = load_reg(s, i);
}
gen_aa32_st32(s, tmp, addr, mem_idx);
gen_aa32_st_i32(s, tmp, addr, mem_idx, MO_UL | MO_ALIGN);
tcg_temp_free_i32(tmp);
/* No need to add after the last transfer. */
@ -7959,7 +7959,7 @@ static bool do_ldm(DisasContext *s, arg_ldst_block *a, int min_n)
}
tmp = tcg_temp_new_i32();
gen_aa32_ld32u(s, tmp, addr, mem_idx);
gen_aa32_ld_i32(s, tmp, addr, mem_idx, MO_UL | MO_ALIGN);
if (user) {
tmp2 = tcg_const_i32(i);
gen_helper_set_user_reg(cpu_env, tmp2, tmp);