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[98.155.27.246]) by smtp.gmail.com with ESMTPSA id j191sm52854419pgc.53.2017.06.04.10.36.14 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 04 Jun 2017 10:36:15 -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=nrH52TByOea5aH03yJXTIpoT3DKpBVRDtfqUaouK2fU=; b=eZC17+N9jKqppsUF6Ex/X7dTbx8geh+v/drvsMw/oQcMGvtLijuxQzMOHYfG+6U6s0 jrQA2QEHcCQGvGHQKfJc0QE2dnIPUzZGe7ACVH0fgoV+JEA5tH3g7sX4oCHWs+TpWjAP 8D8YdmQKj7AhOOOXreVwPCajePOdyqfQhgdYIvPCFWWaf/CFsDCd3NAwVF6T3pUfkZo1 guq0JMhD+isx/X2Bkib0md2fc4G/Xpi0FiRbxhYbioj8+Q0OKUYg9HjZMAElcIXfMMBp bm5hS6IDVbfZsQ9e6OVQPMAn9rc15MHmyHqvplFq3FSIDtJdXINtnnDkiFTsZjJzsB6v 9YBQ== 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=nrH52TByOea5aH03yJXTIpoT3DKpBVRDtfqUaouK2fU=; b=Mw3iMCRXRE3vRsblBxjkbv2wrPfqjX9m4Z4e+ymX7c/v4EmYtTmtoJu7QyBIlb4r9Z NgOMmy9cpsVu61yf8JqZjw+tC2YdN9iSwcnGEkK6puI3a4yMEAlxOA9cJrHYP5JW0J3N ru5wmF0BEbmq2Hxvo3Vqb+XdrZdN/r8HET1p3G/3grUZB3+UmS1XKbDW3WKaEyhnPgsC N+zuLvaH2+NXYkTQSSScdaTDYg80WABFmKkJTmj2XHgA7aQ/M5r+0bnmdaV9rG/L5VZz UhvdLCa6o0TUzGg23VY0S+rYGlYBPNw2hyLFDiug79Ab8MxSja1GY5+FlJPVUTi/xyTw HDbg== X-Gm-Message-State: AODbwcDxeh+NG5ptXXZT2TztVheAAgpEuENszJ22yNqdraF0gv0BdxqG XB4Gs/rojv0wZqnRaec= X-Received: by 10.84.215.23 with SMTP id k23mr10881457pli.104.1496597775765; Sun, 04 Jun 2017 10:36:15 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Sun, 4 Jun 2017 10:34:46 -0700 Message-Id: <20170604173509.29684-47-rth@twiddle.net> X-Mailer: git-send-email 2.9.4 In-Reply-To: <20170604173509.29684-1-rth@twiddle.net> References: <20170604173509.29684-1-rth@twiddle.net> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c05::241 Subject: [Qemu-devel] [PULL 46/69] target/s390x: implement LOAD PAIR FROM QUADWORD 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, aurelien@aurel32.net 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" From: Aurelien Jarno Signed-off-by: Aurelien Jarno Message-Id: <20170531220129.27724-8-aurelien@aurel32.net> Signed-off-by: Richard Henderson --- target/s390x/helper.h | 1 + target/s390x/insn-data.def | 2 ++ target/s390x/mem_helper.c | 13 +++++++++++++ target/s390x/translate.c | 7 +++++++ 4 files changed, 23 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index c6fbc3b..ca78d1b 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -87,6 +87,7 @@ DEF_HELPER_FLAGS_2(sfas, TCG_CALL_NO_WG, void, env, i64) DEF_HELPER_FLAGS_1(popcnt, TCG_CALL_NO_RWG_SE, i64, i64) DEF_HELPER_FLAGS_1(stfl, TCG_CALL_NO_RWG, void, env) DEF_HELPER_2(stfle, i32, env, i64) +DEF_HELPER_FLAGS_2(lpq, TCG_CALL_NO_WG, i64, env, i64) =20 #ifndef CONFIG_USER_ONLY DEF_HELPER_3(servc, i32, env, i64, i64) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index f92bfde..53c86d5 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -507,6 +507,8 @@ /* LOAD PAIR DISJOINT */ D(0xc804, LPD, SSF, ILA, 0, 0, new_P, r3_P32, lpd, 0, MO_TEUL) D(0xc805, LPDG, SSF, ILA, 0, 0, new_P, r3_P64, lpd, 0, MO_TEQ) +/* LOAD PAIR FROM QUADWORD */ + C(0xe38f, LPQ, RXY_a, Z, 0, a2, r1_P, 0, lpq, 0) /* LOAD POSITIVE */ C(0x1000, LPR, RR_a, Z, 0, r2_32s, new, r1_32, abs, abs32) C(0xb900, LPGR, RRE, Z, 0, r2, r1, 0, abs, abs64) diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 850472e..4f34f87 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -1237,6 +1237,19 @@ uint64_t HELPER(lra)(CPUS390XState *env, uint64_t ad= dr) } #endif =20 +/* load pair from quadword */ +uint64_t HELPER(lpq)(CPUS390XState *env, uint64_t addr) +{ + uintptr_t ra =3D GETPC(); + int mem_idx =3D cpu_mmu_index(env, false); + TCGMemOpIdx oi =3D make_memop_idx(MO_TEQ | MO_ALIGN_16, mem_idx); + + Int128 v =3D helper_atomic_ldo_be_mmu(env, addr, oi, ra); + + env->retxl =3D int128_getlo(v); + return int128_gethi(v); +} + /* Execute instruction. This instruction executes an insn modified with the contents of r1. It does not change the executed instruction in mem= ory; it does not change the program counter. diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 00b91c4..ec61590 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -2830,6 +2830,13 @@ static ExitStatus op_lpd(DisasContext *s, DisasOps *= o) return NO_EXIT; } =20 +static ExitStatus op_lpq(DisasContext *s, DisasOps *o) +{ + gen_helper_lpq(o->out, cpu_env, o->in2); + return_low128(o->out2); + return NO_EXIT; +} + #ifndef CONFIG_USER_ONLY static ExitStatus op_lura(DisasContext *s, DisasOps *o) { --=20 2.9.4