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[98.155.27.246]) by smtp.gmail.com with ESMTPSA id j191sm52854419pgc.53.2017.06.04.10.35.59 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 04 Jun 2017 10:35:59 -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=rxMlOHwg+nY4SbvV7e2e7VzvgRr3k8Zl9meqfS0qUPM=; b=lTK3b2BK7iu8bfVEwBKF/4Vc10uBXQrcAnoLvnAZqGe0IOiqEjdx2NQvzApc6nUJqJ FV+vjoB6UonXJvpevkj2IQm079diJRSEMC4LlH3yWjQ/+O0Q2C+nzEw5dgl+t16jZbpo 2dssE9EVFZ/WkOzeNs/eBPaaYtwE3ZhcggoDs7AAlKNlUqJs0OeEPXH8xGXO7QnwukiE ClddHeptuRrLgKZpvinibsMHtclVHXJahDEN2Zq72HLtRcHjKR45Nd+/oYk/CVt2qbDZ T6lwFULNV0+kkHeehBK2E+M1e7kY1nKnCteTEOFCPkuG1vlTPQPMkH98iixCBZ/yvbqr dcBQ== 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=rxMlOHwg+nY4SbvV7e2e7VzvgRr3k8Zl9meqfS0qUPM=; b=MAT4QKHyQVn2qE1WrvssCHcrAvL6TRPesHgDyCrsj3wxdFU2OfPK2avf2mzySaN5QY uH5nHHFGXHHHNtRmRcgECQRxbSC+BYe1YT80aftqDzq+NxNZl0blKhWi5UjPXf3NUtBO bn0fhUGcvq6icy9JMsEzq3AWG2J1oa+jmqJi5ER7cVsp09hir0miCcg7Fcp9JpkCfQm4 FgcTrOFI4hhdP0tWGFESepSxBTNmmtxRHudMt37MoCXowjL/Zwc6J8nDIsBqUdA9N5Ke goZ/vBK5589pmXCmzlNCcXGyUd20GzsDkwZoYBVSGlVKQWheab1zhCQLpkkwVME8o6z/ xqFA== X-Gm-Message-State: AODbwcDMpl7NhxJ3q/1Q63ns0or2vvVGnVeoWWlYXc69VkTvoZY8SmhU l1fH8vnaq6Tjtv9wnrg= X-Received: by 10.99.5.147 with SMTP id 141mr17150816pgf.134.1496597760341; Sun, 04 Jun 2017 10:36:00 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Sun, 4 Jun 2017 10:34:35 -0700 Message-Id: <20170604173509.29684-36-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 35/69] target/s390x: Save current ilen during translation 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" Use this saved value instead of recomputing from next_pc difference. Reviewed-by: David Hildenbrand Reviewed-by: Aurelien Jarno Signed-off-by: Richard Henderson --- target/s390x/translate.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 4bd16d9..5b8333f 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -58,6 +58,7 @@ struct DisasContext { const DisasInsn *insn; DisasFields *fields; uint64_t pc, next_pc; + uint32_t ilen; enum cc_op cc_op; bool singlestep_enabled; }; @@ -349,7 +350,7 @@ static void gen_program_exception(DisasContext *s, int = code) tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUS390XState, int_pgm_code)); tcg_temp_free_i32(tmp); =20 - tmp =3D tcg_const_i32(s->next_pc - s->pc); + tmp =3D tcg_const_i32(s->ilen); tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUS390XState, int_pgm_ilen)); tcg_temp_free_i32(tmp); =20 @@ -2207,7 +2208,7 @@ static ExitStatus op_ex(DisasContext *s, DisasOps *o) v1 =3D regs[r1]; } =20 - ilen =3D tcg_const_i32(s->next_pc - s->pc); + ilen =3D tcg_const_i32(s->ilen); gen_helper_ex(cpu_env, ilen, v1, o->in2); tcg_temp_free_i32(ilen); =20 @@ -4052,7 +4053,7 @@ static ExitStatus op_svc(DisasContext *s, DisasOps *o) tcg_gen_st_i32(t, cpu_env, offsetof(CPUS390XState, int_svc_code)); tcg_temp_free_i32(t); =20 - t =3D tcg_const_i32(s->next_pc - s->pc); + t =3D tcg_const_i32(s->ilen); tcg_gen_st_i32(t, cpu_env, offsetof(CPUS390XState, int_svc_ilen)); tcg_temp_free_i32(t); =20 @@ -5191,6 +5192,7 @@ static const DisasInsn *extract_insn(CPUS390XState *e= nv, DisasContext *s, op =3D (insn >> 8) & 0xff; ilen =3D get_ilen(op); s->next_pc =3D s->pc + ilen; + s->ilen =3D ilen; =20 switch (ilen) { case 2: --=20 2.9.4