From patchwork Mon Nov 22 10:41:56 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: WANG Xuerui X-Patchwork-Id: 12631629 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CA8DDC433F5 for ; Mon, 22 Nov 2021 10:57:49 +0000 (UTC) Received: from localhost ([::1]:40176 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mp71A-0007kA-PT for qemu-devel@archiver.kernel.org; Mon, 22 Nov 2021 05:57:48 -0500 Received: from eggs.gnu.org ([209.51.188.92]:52994) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mp6nK-00021M-Jd for qemu-devel@nongnu.org; Mon, 22 Nov 2021 05:43:31 -0500 Received: from mail.xen0n.name ([115.28.160.31]:40906 helo=mailbox.box.xen0n.name) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mp6nH-0007ii-Hi for qemu-devel@nongnu.org; Mon, 22 Nov 2021 05:43:29 -0500 Received: from ld50.lan (unknown [101.88.31.179]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by mailbox.box.xen0n.name (Postfix) with ESMTPSA id 09B7460B03; Mon, 22 Nov 2021 18:42:56 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1637577776; bh=XuhP/976viiBbS1bLw9aOXBvNgiMnu3TQebGIvsSUgI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sWPaEX3mypSy8near1RYmTAN0V1mEtNQgfmnjotn/RhV+8jRF4oobW3LgI5qMJYqD iOJWDFDNQNE0HU5vwher/38ngbpHZ91FM+cPO5QzYAW9nt+tlVwzIKEbOmVreOc78w +3drlQemyrT4N2k/foK2DEv9A9AdaIH94IFelBAs= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v7 26/31] tcg/loongarch64: Implement tcg_target_init Date: Mon, 22 Nov 2021 18:41:56 +0800 Message-Id: <20211122104201.112695-27-git@xen0n.name> X-Mailer: git-send-email 2.34.0 In-Reply-To: <20211122104201.112695-1-git@xen0n.name> References: <20211122104201.112695-1-git@xen0n.name> MIME-Version: 1.0 Received-SPF: pass client-ip=115.28.160.31; envelope-from=git@xen0n.name; helo=mailbox.box.xen0n.name X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, TVD_SPACE_RATIO=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , XiaoJuan Yang , Richard Henderson , =?utf-8?q?Philippe_Mathie?= =?utf-8?q?u-Daud=C3=A9?= , Laurent Vivier , WANG Xuerui , =?utf-8?q?Alex_Benn=C3=A9e?= , Song Gao Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc index 2d066a035d..ff167d686b 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -1604,3 +1604,30 @@ static void tcg_target_qemu_prologue(TCGContext *s) tcg_out_opc_addi_d(s, TCG_REG_SP, TCG_REG_SP, FRAME_SIZE); tcg_out_opc_jirl(s, TCG_REG_ZERO, TCG_REG_RA, 0); } + +static void tcg_target_init(TCGContext *s) +{ + tcg_target_available_regs[TCG_TYPE_I32] = ALL_GENERAL_REGS; + tcg_target_available_regs[TCG_TYPE_I64] = ALL_GENERAL_REGS; + + tcg_target_call_clobber_regs = ALL_GENERAL_REGS; + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S0); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S1); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S2); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S3); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S4); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S5); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S6); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S7); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S8); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S9); + + s->reserved_regs = 0; + tcg_regset_set_reg(s->reserved_regs, TCG_REG_ZERO); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP0); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP1); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP2); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_SP); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TP); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_RESERVED); +}