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| author | Richard Henderson <richard.henderson@linaro.org> | 2021-04-19 13:22:56 -0700 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2021-04-30 11:16:51 +0100 |
| commit | 37abe399df6a8b7006a19f3378715b650599e8fa (patch) | |
| tree | 60e0150938a94aebf0317dc78d7a45d13d6948c6 | |
| parent | c8f638d99aaf8284b9ba81fb49ad6985d109794f (diff) | |
| download | qemu-37abe399df6a8b7006a19f3378715b650599e8fa.zip qemu-37abe399df6a8b7006a19f3378715b650599e8fa.tar.gz qemu-37abe399df6a8b7006a19f3378715b650599e8fa.tar.bz2 | |
target/arm: Enforce alignment for aa64 vector LDn/STn (single)
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210419202257.161730-31-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | target/arm/translate-a64.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index 2a82dbb..95897e6 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -3815,6 +3815,7 @@ static void disas_ldst_single_struct(DisasContext *s, uint32_t insn) int index = is_q << 3 | S << 2 | size; int xs, total; TCGv_i64 clean_addr, tcg_rn, tcg_ebytes; + MemOp mop; if (extract32(insn, 31, 1)) { unallocated_encoding(s); @@ -3876,6 +3877,7 @@ static void disas_ldst_single_struct(DisasContext *s, uint32_t insn) clean_addr = gen_mte_checkN(s, tcg_rn, !is_load, is_postidx || rn != 31, total); + mop = finalize_memop(s, scale); tcg_ebytes = tcg_const_i64(1 << scale); for (xs = 0; xs < selem; xs++) { @@ -3883,8 +3885,7 @@ static void disas_ldst_single_struct(DisasContext *s, uint32_t insn) /* Load and replicate to all elements */ TCGv_i64 tcg_tmp = tcg_temp_new_i64(); - tcg_gen_qemu_ld_i64(tcg_tmp, clean_addr, - get_mem_index(s), s->be_data + scale); + tcg_gen_qemu_ld_i64(tcg_tmp, clean_addr, get_mem_index(s), mop); tcg_gen_gvec_dup_i64(scale, vec_full_reg_offset(s, rt), (is_q + 1) * 8, vec_full_reg_size(s), tcg_tmp); @@ -3892,9 +3893,9 @@ static void disas_ldst_single_struct(DisasContext *s, uint32_t insn) } else { /* Load/store one element per register */ if (is_load) { - do_vec_ld(s, rt, index, clean_addr, scale | s->be_data); + do_vec_ld(s, rt, index, clean_addr, mop); } else { - do_vec_st(s, rt, index, clean_addr, scale | s->be_data); + do_vec_st(s, rt, index, clean_addr, mop); } } tcg_gen_add_i64(clean_addr, clean_addr, tcg_ebytes); |