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[98.155.27.246]) by smtp.gmail.com with ESMTPSA id j191sm52854419pgc.53.2017.06.04.10.36.18 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 04 Jun 2017 10:36:19 -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=w856dhBNAaBH1qhmMZr3bNcNrtk9rF6ARF84v6CQbKw=; b=d3Cyeges11uUOgq9qKhIb8o/viGrFufmtcleBkPdyXv5jAwVtWJZiLFpqe++dSUHfe JFK7jwSbyfQfCjY+u+56ym2iP6ODueaJIONrL6auUmc0Px/LXugvg8dDqcwGjF98/5jr 9milbRmWoP0LBZikbGzEk9Wddyo4rk7cNKXAwEsni39R3io0rsdxBIdnSe6/WGSDiimY uuxmrDQVldyNhOItjNawsJ93AJkyRnwxa1cBO7cP6PzJ1/357KS6ryH2O4KMlO3QcrT7 lKd0LToF9mpyd4OjTrF1LSFCO1KzMFDu559v+IMxvCWSqEJHW4Z52MsMkMIxtkcLkgy1 zXvA== 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=w856dhBNAaBH1qhmMZr3bNcNrtk9rF6ARF84v6CQbKw=; b=ifIRSJEUJECB9xQyjLRGvJHjo7zOXOE4LOc4Qo8yXVvLV+6l8VhZnYizLS9G0bWnj1 Da1dgVFBRbkRM8jIR/AzsapTzz0Dfo0a1j22T2nhL/0tjjkK8dwUkda83IDYIaS9fHBD ABHcHdy67NI8OxOYgcGd09WOlSwLm/3tLpFvn99bgjCFDFTTSVcL5Iak3D9EXXuYUU3B RkEMaDzJY2ea6vT9fb3Kb0gUh1lW5jXSbdZfT565ZGjeUaYhpsEvBp04Sr9TW6VeLYpK mzChObgvGOOOcJFkn+8ajtjzT/7XjMew/2Iq1oeyzBahS9FfXOySLJ95gMmMP3AnZNJu Tsvw== X-Gm-Message-State: AODbwcBKHG49IdHFag+ET/alFVEi8k1m6D8hSLA85X/EaQz7ldqZtPNQ YUQo4eMINGaO9W4lipE= X-Received: by 10.84.136.135 with SMTP id 7mr10617897pll.98.1496597779849; Sun, 04 Jun 2017 10:36:19 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Sun, 4 Jun 2017 10:34:49 -0700 Message-Id: <20170604173509.29684-50-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::243 Subject: [Qemu-devel] [PULL 49/69] target/s390x: implement MOVE INVERSE 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 Reviewed-by: Richard Henderson Signed-off-by: Aurelien Jarno Message-Id: <20170531220129.27724-11-aurelien@aurel32.net> Signed-off-by: Richard Henderson --- target/s390x/helper.h | 1 + target/s390x/insn-data.def | 2 ++ target/s390x/mem_helper.c | 12 ++++++++++++ target/s390x/translate.c | 8 ++++++++ 4 files changed, 23 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index 4ada894..a618fe5 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -3,6 +3,7 @@ DEF_HELPER_FLAGS_4(nc, TCG_CALL_NO_WG, i32, env, i32, i64, = i64) DEF_HELPER_FLAGS_4(oc, TCG_CALL_NO_WG, i32, env, i32, i64, i64) DEF_HELPER_FLAGS_4(xc, TCG_CALL_NO_WG, i32, env, i32, i64, i64) DEF_HELPER_FLAGS_4(mvc, TCG_CALL_NO_WG, void, env, i32, i64, i64) +DEF_HELPER_FLAGS_4(mvcin, TCG_CALL_NO_WG, void, env, i32, i64, i64) DEF_HELPER_FLAGS_4(clc, TCG_CALL_NO_WG, i32, env, i32, i64, i64) DEF_HELPER_3(mvcl, i32, env, i32, i32) DEF_HELPER_FLAGS_4(clm, TCG_CALL_NO_WG, i32, env, i32, i32, i64) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 0127894..c8f7761 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -572,6 +572,8 @@ C(0xe548, MVGHI, SIL, GIE, la1, i2, 0, m1_64, mov2, 0) C(0x9200, MVI, SI, Z, la1, i2, 0, m1_8, mov2, 0) C(0xeb52, MVIY, SIY, LD, la1, i2, 0, m1_8, mov2, 0) +/* MOVE INVERSE */ + C(0xe800, MVCIN, SS_a, Z, la1, a2, 0, 0, mvcin, 0) /* MOVE LONG */ C(0x0e00, MVCL, RR_a, Z, 0, 0, 0, 0, mvcl, 0) /* MOVE LONG EXTENDED */ diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 15b5f45..eef7547 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -231,6 +231,18 @@ void HELPER(mvc)(CPUS390XState *env, uint32_t l, uint6= 4_t dest, uint64_t src) do_helper_mvc(env, l, dest, src, GETPC()); } =20 +/* move inverse */ +void HELPER(mvcin)(CPUS390XState *env, uint32_t l, uint64_t dest, uint64_t= src) +{ + uintptr_t ra =3D GETPC(); + int i; + + for (i =3D 0; i <=3D l; i++) { + uint8_t v =3D cpu_ldub_data_ra(env, src - i, ra); + cpu_stb_data_ra(env, dest + i, v, ra); + } +} + /* compare unsigned byte arrays */ static uint32_t do_helper_clc(CPUS390XState *env, uint32_t l, uint64_t s1, uint64_t s2, uintptr_t ra) diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 30d0575..61373df 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -2940,6 +2940,14 @@ static ExitStatus op_mvc(DisasContext *s, DisasOps *= o) return NO_EXIT; } =20 +static ExitStatus op_mvcin(DisasContext *s, DisasOps *o) +{ + TCGv_i32 l =3D tcg_const_i32(get_field(s->fields, l1)); + gen_helper_mvcin(cpu_env, l, o->addr1, o->in2); + tcg_temp_free_i32(l); + return NO_EXIT; +} + static ExitStatus op_mvcl(DisasContext *s, DisasOps *o) { TCGv_i32 r1 =3D tcg_const_i32(get_field(s->fields, r1)); --=20 2.9.4