From 2d1a29e3b23d833c22ef01df9b6ceb7200275fd3 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Thu, 15 Feb 2024 11:30:45 +0000 Subject: target/arm: Handle mte in do_ldrq, do_ldro These functions "use the standard load helpers", but fail to clean_data_tbi or populate mtedesc. Cc: qemu-stable@nongnu.org Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson Tested-by: Gustavo Romero Message-id: 20240207025210.8837-6-richard.henderson@linaro.org Signed-off-by: Peter Maydell (cherry picked from commit 623507ccfcfebb0f10229ae5de3f85a27fb615a7) Signed-off-by: Michael Tokarev --- target/arm/tcg/translate-sve.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) (limited to 'target') diff --git a/target/arm/tcg/translate-sve.c b/target/arm/tcg/translate-sve.c index 508f7b6bbd..ada05aa530 100644 --- a/target/arm/tcg/translate-sve.c +++ b/target/arm/tcg/translate-sve.c @@ -4861,8 +4861,13 @@ static void do_ldrq(DisasContext *s, int zt, int pg, TCGv_i64 addr, int dtype) unsigned vsz = vec_full_reg_size(s); TCGv_ptr t_pg; int poff; + uint32_t desc; /* Load the first quadword using the normal predicated load helpers. */ + if (!s->mte_active[0]) { + addr = clean_data_tbi(s, addr); + } + poff = pred_full_reg_offset(s, pg); if (vsz > 16) { /* @@ -4886,7 +4891,8 @@ static void do_ldrq(DisasContext *s, int zt, int pg, TCGv_i64 addr, int dtype) gen_helper_gvec_mem *fn = ldr_fns[s->mte_active[0]][s->be_data == MO_BE][dtype][0]; - fn(tcg_env, t_pg, addr, tcg_constant_i32(simd_desc(16, 16, zt))); + desc = make_svemte_desc(s, 16, 1, dtype_msz(dtype), false, zt); + fn(tcg_env, t_pg, addr, tcg_constant_i32(desc)); /* Replicate that first quadword. */ if (vsz > 16) { @@ -4929,6 +4935,7 @@ static void do_ldro(DisasContext *s, int zt, int pg, TCGv_i64 addr, int dtype) unsigned vsz_r32; TCGv_ptr t_pg; int poff, doff; + uint32_t desc; if (vsz < 32) { /* @@ -4941,6 +4948,9 @@ static void do_ldro(DisasContext *s, int zt, int pg, TCGv_i64 addr, int dtype) } /* Load the first octaword using the normal predicated load helpers. */ + if (!s->mte_active[0]) { + addr = clean_data_tbi(s, addr); + } poff = pred_full_reg_offset(s, pg); if (vsz > 32) { @@ -4965,7 +4975,8 @@ static void do_ldro(DisasContext *s, int zt, int pg, TCGv_i64 addr, int dtype) gen_helper_gvec_mem *fn = ldr_fns[s->mte_active[0]][s->be_data == MO_BE][dtype][0]; - fn(tcg_env, t_pg, addr, tcg_constant_i32(simd_desc(32, 32, zt))); + desc = make_svemte_desc(s, 32, 1, dtype_msz(dtype), false, zt); + fn(tcg_env, t_pg, addr, tcg_constant_i32(desc)); /* * Replicate that first octaword. -- cgit v1.2.3