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[97.113.2.170]) by smtp.gmail.com with ESMTPSA id r76-v6sm4509462pfl.1.2018.05.10.21.23.35 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 10 May 2018 21:23:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Z+5TIFy3I+D/WDAlD3QSum7pBMO7Xmvbj4B3x10drQ0=; b=c08dDJHWFF4/EGEiuYX5DHhH9KND3DaG9RX0gjvA3d1bBKIrquhzrI1GJSNE2EWEJu 6Wk9ogGmppHSOGGEMrXDTDbSYi5U1sSCqWGT0Nf5gPwhN5F0GvEQcuFPxA1gMA/DU0ul RRBKSs6PRL/INmtw5iBfEOC0Jpc2NO1500skU= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Z+5TIFy3I+D/WDAlD3QSum7pBMO7Xmvbj4B3x10drQ0=; b=iFmzNEfgg2h/vbTtmOS2hJlbtEE0AKFHwHZcZps7g6X7cD+bxyXMDHS4qkE3SvtKj+ keICzyu3xVxvnD1ZtY8dolIZ5ktMcfoIC+yYj262rxsOCDUzBqzAugyuADa6Rcbx12x/ Pe0GSQvTShlX6I2E2riNARC0TXC5BG7bERDJAIIuN3bHscr1WdG1hntWhbCq3SzuYUMS OoDvt6DI+SjkSGKlfIu1TaQuHDfzAzsMzMmM9y8ANyU1Fqcp6ypTtCxgI6ugMQTcYKMP wgjefRU/IzwEJtY7UVoCII/9TjI+IhI5xrFWRgm+09nIcLA+jEMtXb4beb5GMFf8Od9O Jvkg== X-Gm-Message-State: ALKqPwcS7uUb/wqVQLFeNBFUa9c8jkt9PtlMcfKW1NFgg++QMvHYY5YU oB3PkV5qVBwuitYTfrT4EF0H0XK6MPY= X-Google-Smtp-Source: AB8JxZp8KwCZQm3UyfMjNyZJ8wis/4L+Ip3uI1paZPsFxuclq89nl+mrf0jWqk7hU1AAsoHoW/ZjJg== X-Received: by 2002:a17:902:b582:: with SMTP id a2-v6mr3905649pls.371.1526012617125; Thu, 10 May 2018 21:23:37 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Thu, 10 May 2018 21:23:18 -0700 Message-Id: <20180511042324.5070-8-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180511042324.5070-1-richard.henderson@linaro.org> References: <20180511042324.5070-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c01::242 Subject: [Qemu-devel] [PULL 07/13] target/openrisc: Convert dec_mac 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, Stafford Horne 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" Acked-by: Stafford Horne Signed-off-by: Richard Henderson --- target/openrisc/translate.c | 55 +++++++++++++++--------------------- target/openrisc/insns.decode | 5 ++++ 2 files changed, 27 insertions(+), 33 deletions(-) diff --git a/target/openrisc/translate.c b/target/openrisc/translate.c index 90520b0805..8ca01e1a33 100644 --- a/target/openrisc/translate.c +++ b/target/openrisc/translate.c @@ -971,39 +971,32 @@ static bool trans_l_mtspr(DisasContext *dc, arg_l_mts= pr *a, uint32_t insn) return true; } =20 -static void dec_mac(DisasContext *dc, uint32_t insn) +static bool trans_l_mac(DisasContext *dc, arg_ab *a, uint32_t insn) { - uint32_t op0; - uint32_t ra, rb; - op0 =3D extract32(insn, 0, 4); - ra =3D extract32(insn, 16, 5); - rb =3D extract32(insn, 11, 5); + LOG_DIS("l.mac r%d, r%d\n", a->a, a->b); + gen_mac(dc, cpu_R[a->a], cpu_R[a->b]); + return true; +} =20 - switch (op0) { - case 0x0001: /* l.mac */ - LOG_DIS("l.mac r%d, r%d\n", ra, rb); - gen_mac(dc, cpu_R[ra], cpu_R[rb]); - break; +static bool trans_l_msb(DisasContext *dc, arg_ab *a, uint32_t insn) +{ + LOG_DIS("l.msb r%d, r%d\n", a->a, a->b); + gen_msb(dc, cpu_R[a->a], cpu_R[a->b]); + return true; +} =20 - case 0x0002: /* l.msb */ - LOG_DIS("l.msb r%d, r%d\n", ra, rb); - gen_msb(dc, cpu_R[ra], cpu_R[rb]); - break; +static bool trans_l_macu(DisasContext *dc, arg_ab *a, uint32_t insn) +{ + LOG_DIS("l.mac r%d, r%d\n", a->a, a->b); + gen_macu(dc, cpu_R[a->a], cpu_R[a->b]); + return true; +} =20 - case 0x0003: /* l.macu */ - LOG_DIS("l.macu r%d, r%d\n", ra, rb); - gen_macu(dc, cpu_R[ra], cpu_R[rb]); - break; - - case 0x0004: /* l.msbu */ - LOG_DIS("l.msbu r%d, r%d\n", ra, rb); - gen_msbu(dc, cpu_R[ra], cpu_R[rb]); - break; - - default: - gen_illegal_exception(dc); - break; - } +static bool trans_l_msbu(DisasContext *dc, arg_ab *a, uint32_t insn) +{ + LOG_DIS("l.msb r%d, r%d\n", a->a, a->b); + gen_msbu(dc, cpu_R[a->a], cpu_R[a->b]); + return true; } =20 static void dec_logic(DisasContext *dc, uint32_t insn) @@ -1506,10 +1499,6 @@ static void disas_openrisc_insn(DisasContext *dc, Op= enRISCCPU *cpu) dec_compi(dc, insn); break; =20 - case 0x31: - dec_mac(dc, insn); - break; - case 0x32: dec_float(dc, insn); break; diff --git a/target/openrisc/insns.decode b/target/openrisc/insns.decode index 20f035f488..7240c6fb77 100644 --- a/target/openrisc/insns.decode +++ b/target/openrisc/insns.decode @@ -125,3 +125,8 @@ l_divu 111000 d:5 a:5 b:5 - 11 ---- 1010 =20 l_muld 111000 ----- a:5 b:5 - 11 ---- 0111 l_muldu 111000 ----- a:5 b:5 - 11 ---- 1100 + +l_mac 110001 ----- a:5 b:5 ------- 0001 +l_macu 110001 ----- a:5 b:5 ------- 0011 +l_msb 110001 ----- a:5 b:5 ------- 0010 +l_msbu 110001 ----- a:5 b:5 ------- 0100 --=20 2.17.0