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[173.197.98.123]) by smtp.gmail.com with ESMTPSA id v47sm9961143qtb.11.2017.07.10.13.45.40 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 10 Jul 2017 13:45:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=z9odawZG2xFkROpQMBJmT07fSBvpO/HJpQ3u/IYWSXc=; b=ig7gd3Gcmi36T/qvVVkOSXuP3y02CoTozsoK894B/U8QzAtLv3qtJ0yoD2uKEouvS3 2k26F6tNk/b715BYa7rBJh5dQGfs2rr75NIhj1JoK41sAfRKLu70mz+I+xbV85CpEMQ+ edUx3ZkTOTQf1KuLK1qp02ZtVX7P1XYeMLhte+Bb6Zxyqeq66ttd9A2QY6riTyehsbIF +NnY9vDGUeiGFS2+MfL7x3tomni7QX+1WcafYQSWmFiuE933/LgDkDaabyy5WkF5AVsd X7fQrZw8UtJ85pxMBFALjrF/sQwjw8XKut6WHTJGVsohbwVH5/gngU7sv0YhSTZYcsSW hHtw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references; bh=z9odawZG2xFkROpQMBJmT07fSBvpO/HJpQ3u/IYWSXc=; b=heXsYJgGzWrR3Jm97ZKp8CBHiSmmYgTvnaxPVnI/ZqmAXRc/5A7K5UOuHLVvmuMn6i wrdvKskNXmPpWshMV69MSrcGi0vLnYWs0shsxbsZzdk7CaU7vo8wBTiGpRIG97kXNIZ5 YkKKYgCzOROYwoGA+lOtQehhbDHeeUPjfmVBOoTlSTTSu4Ckq70AgxYxmH6YAnF5PHnS FijqAE7nbp6NJ7Pxo0rjvcQfOVku4ZrxqfN/UvmJfEBTPEvcvUhdTFZ0chALKBml9ofh XEVApEIcwD0qV6qOHslNs8gGLBGPxLN8rK05rpxdv3W7tOIr6kjH9gUdK2yQ6ZQBz+gU 12fw== X-Gm-Message-State: AIVw110hNrjj65KyeJPmpeHC10a4mCZm7pDNsDcvNkLzEtJ83N6EUGPj JcrzjDPH6Hj13ehHcqE= X-Received: by 10.55.217.148 with SMTP id q20mr6175683qkl.76.1499719543153; Mon, 10 Jul 2017 13:45:43 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Mon, 10 Jul 2017 10:45:18 -1000 Message-Id: <20170710204521.2058-6-rth@twiddle.net> X-Mailer: git-send-email 2.9.4 In-Reply-To: <20170710204521.2058-1-rth@twiddle.net> References: <20170710204521.2058-1-rth@twiddle.net> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.220.193 Subject: [Qemu-devel] [PATCH v3 5/8] target/s390x: Implement TRTR 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: aurelien@aurel32.net, david@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Drop TRT from the set of insns handled internally by EXECUTE. It's more important to adjust the existing helper to handle both TRT and TRTR. Reviewed-by: Aurelien Jarno Signed-off-by: Richard Henderson --- target/s390x/helper.h | 1 + target/s390x/mem_helper.c | 20 +++++++++++++------- target/s390x/translate.c | 9 +++++++++ target/s390x/insn-data.def | 2 ++ 4 files changed, 25 insertions(+), 7 deletions(-) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index 32314e0..4b02907 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -97,6 +97,7 @@ DEF_HELPER_FLAGS_3(tp, TCG_CALL_NO_WG, i32, env, i64, i32) DEF_HELPER_FLAGS_4(tr, TCG_CALL_NO_WG, void, env, i32, i64, i64) DEF_HELPER_4(tre, i64, env, i64, i64, i64) DEF_HELPER_4(trt, i32, env, i32, i64, i64) +DEF_HELPER_4(trtr, i32, env, i32, i64, i64) DEF_HELPER_5(trXX, i32, env, i32, i32, i32, i32) DEF_HELPER_4(cksm, i64, env, i64, i64, i64) DEF_HELPER_FLAGS_5(calc_cc, TCG_CALL_NO_RWG_SE, i32, env, i32, i64, i64, i= 64) diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index e3db68d..b9d0477 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -1277,17 +1277,18 @@ uint64_t HELPER(tre)(CPUS390XState *env, uint64_t a= rray, return array + i; } =20 -static uint32_t do_helper_trt(CPUS390XState *env, uint32_t len, uint64_t a= rray, - uint64_t trans, uintptr_t ra) +static inline uint32_t do_helper_trt(CPUS390XState *env, int len, + uint64_t array, uint64_t trans, + int inc, uintptr_t ra) { - uint32_t i; + int i; =20 for (i =3D 0; i <=3D len; i++) { - uint8_t byte =3D cpu_ldub_data_ra(env, array + i, ra); + uint8_t byte =3D cpu_ldub_data_ra(env, array + i * inc, ra); uint8_t sbyte =3D cpu_ldub_data_ra(env, trans + byte, ra); =20 if (sbyte !=3D 0) { - set_address(env, 1, array + i); + set_address(env, 1, array + i * inc); env->regs[2] =3D deposit64(env->regs[2], 0, 8, sbyte); return (i =3D=3D len) ? 2 : 1; } @@ -1299,7 +1300,13 @@ static uint32_t do_helper_trt(CPUS390XState *env, ui= nt32_t len, uint64_t array, uint32_t HELPER(trt)(CPUS390XState *env, uint32_t len, uint64_t array, uint64_t trans) { - return do_helper_trt(env, len, array, trans, GETPC()); + return do_helper_trt(env, len, array, trans, 1, GETPC()); +} + +uint32_t HELPER(trtr)(CPUS390XState *env, uint32_t len, uint64_t array, + uint64_t trans) +{ + return do_helper_trt(env, len, array, trans, -1, GETPC()); } =20 /* Translate one/two to one/two */ @@ -2119,7 +2126,6 @@ void HELPER(ex)(CPUS390XState *env, uint32_t ilen, ui= nt64_t r1, uint64_t addr) [0x6] =3D do_helper_oc, [0x7] =3D do_helper_xc, [0xc] =3D do_helper_tr, - [0xd] =3D do_helper_trt, }; dx_helper helper =3D dx[opc & 0xf]; =20 diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 57e6909..f94ba7c 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -4439,6 +4439,15 @@ static ExitStatus op_trt(DisasContext *s, DisasOps *= o) return NO_EXIT; } =20 +static ExitStatus op_trtr(DisasContext *s, DisasOps *o) +{ + TCGv_i32 l =3D tcg_const_i32(get_field(s->fields, l1)); + gen_helper_trtr(cc_op, cpu_env, l, o->addr1, o->in2); + tcg_temp_free_i32(l); + set_cc_static(s); + return NO_EXIT; +} + static ExitStatus op_trXX(DisasContext *s, DisasOps *o) { TCGv_i32 r1 =3D tcg_const_i32(get_field(s->fields, r1)); diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 1d34df03..ad84c74 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -916,6 +916,8 @@ C(0xdc00, TR, SS_a, Z, la1, a2, 0, 0, tr, 0) /* TRANSLATE AND TEST */ C(0xdd00, TRT, SS_a, Z, la1, a2, 0, 0, trt, 0) +/* TRANSLATE AND TEST REVERSE */ + C(0xd000, TRTR, SS_a, ETF3, la1, a2, 0, 0, trtr, 0) /* TRANSLATE EXTENDED */ C(0xb2a5, TRE, RRE, Z, 0, r2, r1_P, 0, tre, 0) =20 --=20 2.9.4