From patchwork Sun May 26 23:13:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: BALATON Zoltan X-Patchwork-Id: 13674473 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 BD206C25B75 for ; Sun, 26 May 2024 23:19:43 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sBN5r-0007qo-W5; Sun, 26 May 2024 19:16:00 -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 1sBN5d-0006vJ-DC; Sun, 26 May 2024 19:15:49 -0400 Received: from zero.eik.bme.hu ([152.66.115.2]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sBN5Z-00045j-OL; Sun, 26 May 2024 19:15:44 -0400 Received: from zero.eik.bme.hu (localhost [127.0.0.1]) by zero.eik.bme.hu (Postfix) with ESMTP id F08934E654E; Mon, 27 May 2024 01:13:16 +0200 (CEST) X-Virus-Scanned: amavisd-new at eik.bme.hu Received: from zero.eik.bme.hu ([127.0.0.1]) by zero.eik.bme.hu (zero.eik.bme.hu [127.0.0.1]) (amavisd-new, port 10028) with ESMTP id RrLNxIXFc22e; Mon, 27 May 2024 01:13:15 +0200 (CEST) Received: by zero.eik.bme.hu (Postfix, from userid 432) id 0F2B94E654F; Mon, 27 May 2024 01:13:15 +0200 (CEST) Message-Id: In-Reply-To: References: From: BALATON Zoltan Subject: [PATCH 38/43] target/ppc/mmu-hash32.c: Use pte address as parameter instead of offset MIME-Version: 1.0 To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Cc: Nicholas Piggin , Daniel Henrique Barboza Date: Mon, 27 May 2024 01:13:15 +0200 (CEST) Received-SPF: pass client-ip=152.66.115.2; envelope-from=balaton@eik.bme.hu; helo=zero.eik.bme.hu X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, 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 Instead of getting base and adding an offset to it pass pte address to ppc_hash32_pteg_search() that the only caller of this function already has and can easily pass it. Also add a local variable in the caller to avoid getting base multiple times. Signed-off-by: BALATON Zoltan --- target/ppc/mmu-hash32.c | 31 ++++++++++++++----------------- 1 file changed, 14 insertions(+), 17 deletions(-) diff --git a/target/ppc/mmu-hash32.c b/target/ppc/mmu-hash32.c index cc1e790d0e..6d0adf3357 100644 --- a/target/ppc/mmu-hash32.c +++ b/target/ppc/mmu-hash32.c @@ -200,11 +200,10 @@ static bool ppc_hash32_direct_store(PowerPCCPU *cpu, target_ulong sr, return false; } -static hwaddr ppc_hash32_pteg_search(PowerPCCPU *cpu, hwaddr pteg_off, +static hwaddr ppc_hash32_pteg_search(PowerPCCPU *cpu, hwaddr pte_addr, bool secondary, target_ulong ptem, ppc_hash_pte32_t *pte) { - hwaddr pte_addr = ppc_hash32_hpt_base(cpu) + pteg_off; target_ulong pte0, pte1; int i; @@ -245,37 +244,35 @@ static hwaddr ppc_hash32_htab_lookup(PowerPCCPU *cpu, target_ulong sr, target_ulong eaddr, ppc_hash_pte32_t *pte) { - hwaddr pteg_off, pte_addr; - hwaddr hash; + hwaddr hpt_base, pteg_off, pte_addr, hash; uint32_t vsid, pgidx, ptem; + hpt_base = ppc_hash32_hpt_base(cpu); vsid = sr & SR32_VSID; pgidx = (eaddr & ~SEGMENT_MASK_256M) >> TARGET_PAGE_BITS; hash = vsid ^ pgidx; ptem = (vsid << 7) | (pgidx >> 10); /* Page address translation */ - qemu_log_mask(CPU_LOG_MMU, "htab_base " HWADDR_FMT_plx - " htab_mask " HWADDR_FMT_plx - " hash " HWADDR_FMT_plx "\n", - ppc_hash32_hpt_base(cpu), ppc_hash32_hpt_mask(cpu), hash); + qemu_log_mask(CPU_LOG_MMU, "htab_base " HWADDR_FMT_plx " htab_mask " + HWADDR_FMT_plx " hash " HWADDR_FMT_plx "\n", + hpt_base, ppc_hash32_hpt_mask(cpu), hash); /* Primary PTEG lookup */ qemu_log_mask(CPU_LOG_MMU, "0 htab=" HWADDR_FMT_plx "/" HWADDR_FMT_plx - " vsid=%" PRIx32 " ptem=%" PRIx32 - " hash=" HWADDR_FMT_plx "\n", - ppc_hash32_hpt_base(cpu), ppc_hash32_hpt_mask(cpu), - vsid, ptem, hash); + " vsid=%" PRIx32 " ptem=%" PRIx32 " hash=" HWADDR_FMT_plx + "\n", hpt_base, ppc_hash32_hpt_mask(cpu), vsid, ptem, hash); pteg_off = get_pteg_offset32(cpu, hash); - pte_addr = ppc_hash32_pteg_search(cpu, pteg_off, 0, ptem, pte); + pte_addr = ppc_hash32_pteg_search(cpu, hpt_base + pteg_off, 0, ptem, pte); if (pte_addr == -1) { /* Secondary PTEG lookup */ qemu_log_mask(CPU_LOG_MMU, "1 htab=" HWADDR_FMT_plx "/" HWADDR_FMT_plx - " vsid=%" PRIx32 " api=%" PRIx32 - " hash=" HWADDR_FMT_plx "\n", ppc_hash32_hpt_base(cpu), - ppc_hash32_hpt_mask(cpu), vsid, ptem, ~hash); + " vsid=%" PRIx32 " api=%" PRIx32 " hash=" HWADDR_FMT_plx + "\n", hpt_base, ppc_hash32_hpt_mask(cpu), vsid, ptem, + ~hash); pteg_off = get_pteg_offset32(cpu, ~hash); - pte_addr = ppc_hash32_pteg_search(cpu, pteg_off, 1, ptem, pte); + pte_addr = ppc_hash32_pteg_search(cpu, hpt_base + pteg_off, 1, ptem, + pte); } return pte_addr;