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[97.126.112.211]) by smtp.gmail.com with ESMTPSA id b84-v6sm28179157pfm.123.2018.05.30.11.01.32 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 30 May 2018 11:01:32 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Wed, 30 May 2018 11:01:09 -0700 Message-Id: <20180530180120.13355-8-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180530180120.13355-1-richard.henderson@linaro.org> References: <20180530180120.13355-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c00::235 Subject: [Qemu-devel] [PATCH v3b 07/18] target/arm: Implement SVE copy to vector (predicated) X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, qemu-arm@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Richard Henderson Reviewed-by: Peter Maydell --- target/arm/translate-sve.c | 19 +++++++++++++++++++ target/arm/sve.decode | 6 ++++++ 2 files changed, 25 insertions(+) diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index edcef277f8..a6f85de358 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -2614,6 +2614,25 @@ static bool trans_LASTB_r(DisasContext *s, arg_rpr_esz *a, uint32_t insn) return do_last_general(s, a, true); } +static bool trans_CPY_m_r(DisasContext *s, arg_rpr_esz *a, uint32_t insn) +{ + if (sve_access_check(s)) { + do_cpy_m(s, a->esz, a->rd, a->rd, a->pg, cpu_reg_sp(s, a->rn)); + } + return true; +} + +static bool trans_CPY_m_v(DisasContext *s, arg_rpr_esz *a, uint32_t insn) +{ + if (sve_access_check(s)) { + int ofs = vec_reg_offset(s, a->rn, 0, a->esz); + TCGv_i64 t = load_esz(cpu_env, ofs, a->esz); + do_cpy_m(s, a->esz, a->rd, a->rd, a->pg, t); + tcg_temp_free_i64(t); + } + return true; +} + /* *** SVE Memory - 32-bit Gather and Unsized Contiguous Group */ diff --git a/target/arm/sve.decode b/target/arm/sve.decode index 1226867f69..519139f684 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -450,6 +450,12 @@ LASTB_v 00000101 .. 10001 1 100 ... ..... ..... @rd_pg_rn LASTA_r 00000101 .. 10000 0 101 ... ..... ..... @rd_pg_rn LASTB_r 00000101 .. 10000 1 101 ... ..... ..... @rd_pg_rn +# SVE copy element from SIMD&FP scalar register +CPY_m_v 00000101 .. 100000 100 ... ..... ..... @rd_pg_rn + +# SVE copy element from general register to vector (predicated) +CPY_m_r 00000101 .. 101000 101 ... ..... ..... @rd_pg_rn + ### SVE Predicate Logical Operations Group # SVE predicate logical operations