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 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 E745AC7EE22 for ; Sat, 6 May 2023 07:28:23 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pvCG8-0004gl-38; Sat, 06 May 2023 03:23:12 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pvCG4-0004SY-AY for qemu-devel@nongnu.org; Sat, 06 May 2023 03:23:08 -0400 Received: from mail-wm1-x32b.google.com ([2a00:1450:4864:20::32b]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1pvCFm-0004LH-5i for qemu-devel@nongnu.org; Sat, 06 May 2023 03:23:08 -0400 Received: by mail-wm1-x32b.google.com with SMTP id 5b1f17b1804b1-3f415a90215so6327885e9.0 for ; Sat, 06 May 2023 00:22:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1683357769; x=1685949769; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Bp+7jHuRwCoumX81kkmi2LLSK4XPzI38mrYIrW5iAjM=; b=RuPpVsg69wZKOXhZJXZGvrel3vwJkeiLbWsRHRKNhkuAVbXkWi/RgCI01gLVQw/u1e 2DjT0R/gJruizoYHzqLILaiebnpsRYb9DM1+O5oFA2z+RQOktgCKkyb2tEiVriTgdH2s dN8OqSmdt+bBOJ+ipT5XYmgxihdGLyVOe9ghbHmPvJEmGFc1BVDXC3NAita07AifBvIH Ym+aHnwVSp3eYKhyolzQIHbHGtG4Livy+E/XP/u8VCz/GrYrZVhr/b9dj9AGWvTAFisc BLX2kDT0OYENsd5wcJynbznpZ9q4A4wfSojUCoUhG+52N0GVQ2Sok9CPXilexURwR3fJ iC6Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683357769; x=1685949769; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Bp+7jHuRwCoumX81kkmi2LLSK4XPzI38mrYIrW5iAjM=; b=IfLJ8f9iA15/r7ShGwYaAbvGkiY6jU2b0Z6mFNMvJzbGwcOwj57KjbDZLrG0FPTiby 1jXtaYFK0dXjzNB29XjqLUlXDtAdYdH5JRlbUgJDzaL9LsGme6A9ljhIjMB7ShCU33DN 6aORsxT063GXKQXiMMxobQUoVtl2Qt0jQCRUsSepbQ8heQiffgZzXmVrtEV1lWxInIUz dC6WQpaV9r4UMwNeKAHQ3fHhgfyI3aJFiNmLHrdNHBgPSstt7A5sLiavzqIVZf6bbXm0 D9izMC7Zmias+7D8Jg4WVJnlIgY+xeZgN+CdTwfOD0l99GIoFyQ3HkeyrYqlnxJ/RTLM CkfA== X-Gm-Message-State: AC+VfDzMqP4eqdHxmm59EW9amXexlDll5QoXUeQ91qsxucXOXYMTPdKE dgQTUTLWsxbeUDGWAHNjA3r6Ru2rcIQlGRDaad3plg== X-Google-Smtp-Source: ACHHUZ6zmAb3COBB6G8a3/hJRcraPL06UVJKdAkWZOR9xTe8RPhtxW0RtwnHeSEo6BOtRvQDQCepXQ== X-Received: by 2002:a05:6000:12c9:b0:2d0:bba8:3901 with SMTP id l9-20020a05600012c900b002d0bba83901mr2702707wrx.62.1683357769412; Sat, 06 May 2023 00:22:49 -0700 (PDT) Received: from stoup.. ([212.241.182.8]) by smtp.gmail.com with ESMTPSA id x9-20020adfec09000000b002faaa9a1721sm4481223wrn.58.2023.05.06.00.22.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 06 May 2023 00:22:49 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: git@xen0n.name, gaosong@loongson.cn, philmd@linaro.org, qemu-arm@nongnu.org, qemu-riscv@nongnu.org, qemu-s390x@nongnu.org, Daniel Henrique Barboza Subject: [PATCH v5 17/30] tcg/ppc: Convert tcg_out_qemu_{ld,st}_slow_path Date: Sat, 6 May 2023 08:22:22 +0100 Message-Id: <20230506072235.597467-18-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230506072235.597467-1-richard.henderson@linaro.org> References: <20230506072235.597467-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::32b; envelope-from=richard.henderson@linaro.org; helo=mail-wm1-x32b.google.com 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Use tcg_out_ld_helper_args, tcg_out_ld_helper_ret, and tcg_out_st_helper_args. Reviewed-by: Daniel Henrique Barboza Signed-off-by: Richard Henderson --- tcg/ppc/tcg-target.c.inc | 88 ++++++++++++---------------------------- 1 file changed, 26 insertions(+), 62 deletions(-) diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc index 7239335bdf..042136fee7 100644 --- a/tcg/ppc/tcg-target.c.inc +++ b/tcg/ppc/tcg-target.c.inc @@ -2003,44 +2003,38 @@ static void * const qemu_st_helpers[(MO_SIZE | MO_BSWAP) + 1] = { [MO_BEUQ] = helper_be_stq_mmu, }; +static TCGReg ldst_ra_gen(TCGContext *s, const TCGLabelQemuLdst *l, int arg) +{ + if (arg < 0) { + arg = TCG_REG_TMP1; + } + tcg_out32(s, MFSPR | RT(arg) | LR); + return arg; +} + +/* + * For the purposes of ppc32 sorting 4 input registers into 4 argument + * registers, there is an outside chance we would require 3 temps. + * Because of constraints, no inputs are in r3, and env will not be + * placed into r3 until after the sorting is done, and is thus free. + */ +static const TCGLdstHelperParam ldst_helper_param = { + .ra_gen = ldst_ra_gen, + .ntmp = 3, + .tmp = { TCG_REG_TMP1, TCG_REG_R0, TCG_REG_R3 } +}; + static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *lb) { - MemOpIdx oi = lb->oi; - MemOp opc = get_memop(oi); - TCGReg hi, lo, arg = TCG_REG_R3; + MemOp opc = get_memop(lb->oi); if (!reloc_pc14(lb->label_ptr[0], tcg_splitwx_to_rx(s->code_ptr))) { return false; } - tcg_out_mov(s, TCG_TYPE_PTR, arg++, TCG_AREG0); - - lo = lb->addrlo_reg; - hi = lb->addrhi_reg; - if (TCG_TARGET_REG_BITS < TARGET_LONG_BITS) { - arg |= (TCG_TARGET_CALL_ARG_I64 == TCG_CALL_ARG_EVEN); - tcg_out_mov(s, TCG_TYPE_I32, arg++, hi); - tcg_out_mov(s, TCG_TYPE_I32, arg++, lo); - } else { - /* If the address needed to be zero-extended, we'll have already - placed it in R4. The only remaining case is 64-bit guest. */ - tcg_out_mov(s, TCG_TYPE_TL, arg++, lo); - } - - tcg_out_movi(s, TCG_TYPE_I32, arg++, oi); - tcg_out32(s, MFSPR | RT(arg) | LR); - + tcg_out_ld_helper_args(s, lb, &ldst_helper_param); tcg_out_call_int(s, LK, qemu_ld_helpers[opc & (MO_BSWAP | MO_SIZE)]); - - lo = lb->datalo_reg; - hi = lb->datahi_reg; - if (TCG_TARGET_REG_BITS == 32 && (opc & MO_SIZE) == MO_64) { - tcg_out_mov(s, TCG_TYPE_I32, lo, TCG_REG_R4); - tcg_out_mov(s, TCG_TYPE_I32, hi, TCG_REG_R3); - } else { - tcg_out_movext(s, lb->type, lo, - TCG_TYPE_REG, opc & MO_SSIZE, TCG_REG_R3); - } + tcg_out_ld_helper_ret(s, lb, false, &ldst_helper_param); tcg_out_b(s, 0, lb->raddr); return true; @@ -2048,43 +2042,13 @@ static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *lb) static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *lb) { - MemOpIdx oi = lb->oi; - MemOp opc = get_memop(oi); - MemOp s_bits = opc & MO_SIZE; - TCGReg hi, lo, arg = TCG_REG_R3; + MemOp opc = get_memop(lb->oi); if (!reloc_pc14(lb->label_ptr[0], tcg_splitwx_to_rx(s->code_ptr))) { return false; } - tcg_out_mov(s, TCG_TYPE_PTR, arg++, TCG_AREG0); - - lo = lb->addrlo_reg; - hi = lb->addrhi_reg; - if (TCG_TARGET_REG_BITS < TARGET_LONG_BITS) { - arg |= (TCG_TARGET_CALL_ARG_I64 == TCG_CALL_ARG_EVEN); - tcg_out_mov(s, TCG_TYPE_I32, arg++, hi); - tcg_out_mov(s, TCG_TYPE_I32, arg++, lo); - } else { - /* If the address needed to be zero-extended, we'll have already - placed it in R4. The only remaining case is 64-bit guest. */ - tcg_out_mov(s, TCG_TYPE_TL, arg++, lo); - } - - lo = lb->datalo_reg; - hi = lb->datahi_reg; - if (TCG_TARGET_REG_BITS == 32 && s_bits == MO_64) { - arg |= (TCG_TARGET_CALL_ARG_I64 == TCG_CALL_ARG_EVEN); - tcg_out_mov(s, TCG_TYPE_I32, arg++, hi); - tcg_out_mov(s, TCG_TYPE_I32, arg++, lo); - } else { - tcg_out_movext(s, s_bits == MO_64 ? TCG_TYPE_I64 : TCG_TYPE_I32, - arg++, lb->type, s_bits, lo); - } - - tcg_out_movi(s, TCG_TYPE_I32, arg++, oi); - tcg_out32(s, MFSPR | RT(arg) | LR); - + tcg_out_st_helper_args(s, lb, &ldst_helper_param); tcg_out_call_int(s, LK, qemu_st_helpers[opc & (MO_BSWAP | MO_SIZE)]); tcg_out_b(s, 0, lb->raddr); -- 2.34.1