From nobody Wed Nov 5 06:42:36 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 153245667894995.23853302500106; Tue, 24 Jul 2018 11:24:38 -0700 (PDT) Received: from localhost ([::1]:41986 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fi1zB-0005lG-Pk for importer@patchew.org; Tue, 24 Jul 2018 14:24:37 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56102) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fi1iW-0000wf-4Z for qemu-devel@nongnu.org; Tue, 24 Jul 2018 14:07:25 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fi1iV-00005W-13 for qemu-devel@nongnu.org; Tue, 24 Jul 2018 14:07:24 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:58154 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 1fi1iU-0008Vb-Oo for qemu-devel@nongnu.org; Tue, 24 Jul 2018 14:07:22 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 86E3B1A2401; Tue, 24 Jul 2018 20:07:21 +0200 (CEST) Received: from rtrkw774-lin.mipstec.com (unknown [82.117.201.26]) by mail.rt-rk.com (Postfix) with ESMTPSA id 67C6E1A1DCE; Tue, 24 Jul 2018 20:07:21 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Tue, 24 Jul 2018 19:32:05 +0200 Message-Id: <1532453527-22911-54-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1532453527-22911-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1532453527-22911-1-git-send-email-aleksandar.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PATCH v4 53/55] linux-user: Add cpu_loop.c for nanoMIPS 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: pburton@wavecomp.com, smarkovic@wavecomp.com, riku.voipio@iki.fi, richard.henderson@linaro.org, laurent@vivier.eu, philippe.mathieu.daude@gmail.com, amarkovic@wavecomp.com, pjovanovic@wavecomp.com, aurelien@aurel32.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Dimitrije Nikolic Amend regular MIPS' cpu_loop.c to include nanoMIPS support. Signed-off-by: Aleksandar Rikalo Signed-off-by: Aleksandar Markovic Signed-off-by: Stefan Markovic --- linux-user/mips/cpu_loop.c | 8 +++++++- linux-user/nanomips/cpu_loop.c | 1 + 2 files changed, 8 insertions(+), 1 deletion(-) create mode 100644 linux-user/nanomips/cpu_loop.c diff --git a/linux-user/mips/cpu_loop.c b/linux-user/mips/cpu_loop.c index c9c20cf..ada5a79 100644 --- a/linux-user/mips/cpu_loop.c +++ b/linux-user/mips/cpu_loop.c @@ -546,7 +546,7 @@ void cpu_loop(CPUMIPSState *env) arg5, arg6, arg7, arg8); } done_syscall: -# else +# else /* N32/N64 and P32 */ ret =3D do_syscall(env, env->active_tc.gpr[2], env->active_tc.gpr[4], env->active_tc.gpr[5], env->active_tc.gpr[6], env->active_tc.gpr[7], @@ -562,6 +562,7 @@ done_syscall: Avoid clobbering register state. */ break; } +#if !defined(TARGET_ABI_MIPSP32) if ((abi_ulong)ret >=3D (abi_ulong)-1133) { env->active_tc.gpr[7] =3D 1; /* error flag */ ret =3D -ret; @@ -569,6 +570,9 @@ done_syscall: env->active_tc.gpr[7] =3D 0; /* error flag */ } env->active_tc.gpr[2] =3D ret; +#else + env->active_tc.gpr[4] =3D ret; +#endif break; case EXCP_TLBL: case EXCP_TLBS: @@ -714,6 +718,8 @@ done_syscall: } else { code =3D ((trap_instr >> 6) & ((1 << 10) - 1)); } + } else if (env->insn_flags & ISA_NANOMIPS32) { + code =3D ((trap_instr >> 11) & ((1 << 5) - 1)); } =20 if (do_break(env, &info, code) !=3D 0) { diff --git a/linux-user/nanomips/cpu_loop.c b/linux-user/nanomips/cpu_loop.c new file mode 100644 index 0000000..da4949a --- /dev/null +++ b/linux-user/nanomips/cpu_loop.c @@ -0,0 +1 @@ +#include "../mips/cpu_loop.c" --=20 2.7.4