From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:57691) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gdz1e-0006Kt-JQ for qemu-devel@nongnu.org; Mon, 31 Dec 2018 09:58:44 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gdz1b-0004eI-4o for qemu-devel@nongnu.org; Mon, 31 Dec 2018 09:58:42 -0500 Received: from mx2.rt-rk.com ([89.216.37.149]:60645 helo=mail.rt-rk.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gdz1Y-00045M-RA for qemu-devel@nongnu.org; Mon, 31 Dec 2018 09:58:37 -0500 From: Aleksandar Markovic Date: Mon, 31 Dec 2018 15:56:34 +0100 Message-Id: <1546268200-26966-39-git-send-email-aleksandar.markovic@rt-rk.com> In-Reply-To: <1546268200-26966-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1546268200-26966-1-git-send-email-aleksandar.markovic@rt-rk.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PULL v2 38/44] disas: nanoMIPS: Comment the decoder of 'gpr1' gpr encoding type List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, amarkovic@wavecomp.com From: Aleksandar Markovic Comment the decoder of 'gpr1' gpr encoding type in nanoMIPS disassembler. Reviewed-by: Aleksandar Rikalo Signed-off-by: Aleksandar Markovic --- disas/nanomips.cpp | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/disas/nanomips.cpp b/disas/nanomips.cpp index 6f15821..23556b4 100644 --- a/disas/nanomips.cpp +++ b/disas/nanomips.cpp @@ -389,6 +389,27 @@ uint64 NMD::decode_gpr_gpr3_src_store(uint64 d) } =20 =20 +/* + * NMD::decode_gpr_gpr1() - decoder for 'gpr1' gpr encoding type + * + * Map a 1-bit code to the 5-bit register space according to this patt= ern: + * + * 1 0 + * | | + * | | + * | =E2=94=94---------------------=E2=94= =90 + * =E2=94=94---------------------=E2=94= =90 | + * | | + * | | + * | | + * | | + * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 + * 3 2 1 0 + * + * Used in handling following instruction: + * + * - MOVE.BALC + */ uint64 NMD::decode_gpr_gpr1(uint64 d) { static uint64 register_list[] =3D { 4, 5 }; --=20 2.7.4