From mboxrd@z Thu Jan 1 00:00:00 1970 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16815C433EF for ; Fri, 24 Sep 2021 17:47:30 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id CD5556105A for ; Fri, 24 Sep 2021 17:47:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org CD5556105A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=xen0n.name Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:50608 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mTpIG-0001SN-WD for qemu-devel@archiver.kernel.org; Fri, 24 Sep 2021 13:47:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:52866) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mToyv-0007jD-AV for qemu-devel@nongnu.org; Fri, 24 Sep 2021 13:27:33 -0400 Received: from [115.28.160.31] (port=41542 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 1mToys-0004nu-7e for qemu-devel@nongnu.org; Fri, 24 Sep 2021 13:27:29 -0400 Received: from ld50.lan (unknown [101.88.29.172]) (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 DB8C460B21; Sat, 25 Sep 2021 01:27:11 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632504432; bh=avp2ni0dlY1Xo3UvGSYLkhTaBZJo0IWbSoA802W2hc4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=xtzafNvknROKsrGbcqCxFW1avJ8H+ehk4AxVR//22/Kx9d6edPFm0ynmL277+Bb6i bjZP9A6ShWiXsB/quHeOM7GMFfh9KBoEqPATJdkI6enZDtn264AmFaRR6JhLiP89WX GGVGsNCBC0HfjkQKwbRtVZbMALcDJJmnfxGsQEtY= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v5 20/30] tcg/loongarch64: Implement setcond ops Date: Sat, 25 Sep 2021 01:25:17 +0800 Message-Id: <20210924172527.904294-21-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210924172527.904294-1-git@xen0n.name> References: <20210924172527.904294-1-git@xen0n.name> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Host-Lookup-Failed: Reverse DNS lookup failed for 115.28.160.31 (failed) Received-SPF: pass client-ip=115.28.160.31; envelope-from=git@xen0n.name; helo=mailbox.box.xen0n.name X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: WANG Xuerui , Peter Maydell , Richard Henderson , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Laurent Vivier 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-con-set.h | 1 + tcg/loongarch64/tcg-target.c.inc | 69 ++++++++++++++++++++++++++++ 2 files changed, 70 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-target-con-set.h index 367689c2e2..a2ec61237e 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -22,6 +22,7 @@ C_O1_I2(r, r, ri) C_O1_I2(r, r, rI) C_O1_I2(r, r, rU) C_O1_I2(r, r, rW) +C_O1_I2(r, r, rZ) C_O1_I2(r, 0, rZ) C_O1_I2(r, rZ, rN) C_O1_I2(r, rZ, rZ) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc index d2339d823d..4e34f4ac97 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -406,6 +406,66 @@ static void tcg_out_clzctz(TCGContext *s, LoongArchInsn opc, tcg_out_opc_or(s, a0, TCG_REG_TMP0, a0); } +static void tcg_out_setcond(TCGContext *s, TCGCond cond, TCGReg ret, + TCGReg arg1, TCGReg arg2, bool c2) +{ + TCGReg tmp; + + if (c2) { + tcg_debug_assert(arg2 == 0); + } + + switch (cond) { + case TCG_COND_EQ: + if (c2) { + tmp = arg1; + } else { + tcg_out_opc_sub_d(s, ret, arg1, arg2); + tmp = ret; + } + tcg_out_opc_sltui(s, ret, tmp, 1); + break; + case TCG_COND_NE: + if (c2) { + tmp = arg1; + } else { + tcg_out_opc_sub_d(s, ret, arg1, arg2); + tmp = ret; + } + tcg_out_opc_sltu(s, ret, TCG_REG_ZERO, tmp); + break; + case TCG_COND_LT: + tcg_out_opc_slt(s, ret, arg1, arg2); + break; + case TCG_COND_GE: + tcg_out_opc_slt(s, ret, arg1, arg2); + tcg_out_opc_xori(s, ret, ret, 1); + break; + case TCG_COND_LE: + tcg_out_setcond(s, TCG_COND_GE, ret, arg2, arg1, false); + break; + case TCG_COND_GT: + tcg_out_setcond(s, TCG_COND_LT, ret, arg2, arg1, false); + break; + case TCG_COND_LTU: + tcg_out_opc_sltu(s, ret, arg1, arg2); + break; + case TCG_COND_GEU: + tcg_out_opc_sltu(s, ret, arg1, arg2); + tcg_out_opc_xori(s, ret, ret, 1); + break; + case TCG_COND_LEU: + tcg_out_setcond(s, TCG_COND_GEU, ret, arg2, arg1, false); + break; + case TCG_COND_GTU: + tcg_out_setcond(s, TCG_COND_LTU, ret, arg2, arg1, false); + break; + default: + g_assert_not_reached(); + break; + } +} + /* * Branch helpers */ @@ -787,6 +847,11 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_opc_mod_du(s, a0, a1, a2); break; + case INDEX_op_setcond_i32: + case INDEX_op_setcond_i64: + tcg_out_setcond(s, args[3], a0, a1, a2, c2); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: @@ -873,6 +938,10 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op) case INDEX_op_ctz_i64: return C_O1_I2(r, r, rW); + case INDEX_op_setcond_i32: + case INDEX_op_setcond_i64: + return C_O1_I2(r, r, rZ); + case INDEX_op_deposit_i32: case INDEX_op_deposit_i64: /* Must deposit into the same register as input */ -- 2.33.0