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[110.175.65.7]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2b628ea6a05sm18518901a91.52.2024.05.18.02.32.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 May 2024 02:32:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1716024757; x=1716629557; darn=nongnu.org; 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=9E8A9YiZzilNZc0YhxzRbKs1Y14T+BqDlAP7w9sE6MI=; b=hnJwgGnYmragRHaPaChaXujDQvyOYov2Pyc/czMUlYRB4/AoYR492UBo0cdkYwtqRu zKtOb7ielzVP+8x2gJHxQMxQanuAZkhRQaQoY6RdpN33XdbLvyvObwfpjGW63AYRH72l hkmZRZ4CAWMpkLfP4MXXWoXhljKh5qgdX1wCiKC5Fz3f7UV9puRIg4vs4G+DWI6yNzt/ ndut+/1YJQ8EYrMIJZ0bXHHWk5xpREGHR7gCyDnvnnd9dvWElsPOQCnBOtF2d8/3/Zrc /dBjcStP1M+lbqlxZ7MCf/jo3VhM/U1Ea0g115M9fOIMNdgQ408FQIBTbj0BCWGdRoSK sX6g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1716024757; x=1716629557; 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=9E8A9YiZzilNZc0YhxzRbKs1Y14T+BqDlAP7w9sE6MI=; b=k4ws0TdJWlf2uq9MM+22Sl9Hp9RYiCYkZA6p4JxBxtl68OAyLZOmOW+efUl/vbdC2Y rpyImZIyW9UdDpAh5pzFWIDoD7ZGZ4SUEytw12xnNFVUpjhdx9tKfSXBzXnXhobuYkQJ gbYCfUq88f8uDa+dOARjNsnqmndACDOJa9c2XQCwP5p0BxxpbGyeC0OZbgK/szGm3Dg2 J6C//ANIZEiyqzSWsh/7sVWsKuhEm2x8vr4Qk38eYKu1PbHna7dNtoxNwrLnXVFM5cM9 obaU1Chu+LCyXxKV5ZSd6P1QKMYFz38QQBuTybZpMCeA+RVxu/3bcpnahbVHm+8JiVAO 2TCA== X-Forwarded-Encrypted: i=1; AJvYcCX6UrJQrcQubCiYllCEmcLW1bl8yLsip4iYn2oMoPr6cJU7NFfAUwEgqtIOLIma5ecvgvIoPOs6hYx6HuLxElirPzi3dC4= X-Gm-Message-State: AOJu0YzQh/zZY3C5iAhjb6h4w3dMT9+OoOSQRaoedCB1s8NICIGpFcRE jQd4TaFxU+cmyEqBtkPBJEzVsmXSFezKyS4Fl3eSyg1aL+nFpqyiW/Qkjw== X-Google-Smtp-Source: AGHT+IGcfIGHvd7z0DBzZCq8d8aQNBtkkfBI+8KoifO8iVrlmPKvax+Uu9m5h2E8s8VvF5esT8+nqg== X-Received: by 2002:a17:90a:9503:b0:2b4:32be:3b8c with SMTP id 98e67ed59e1d1-2b6ccd6bab8mr22322306a91.37.1716024757458; Sat, 18 May 2024 02:32:37 -0700 (PDT) From: Nicholas Piggin To: qemu-ppc@nongnu.org Cc: Nicholas Piggin , qemu-devel@nongnu.org, Daniel Henrique Barboza , Glenn Miles Subject: [PATCH 09/14] target/ppc: add helper to write per-LPAR SPRs Date: Sat, 18 May 2024 19:31:51 +1000 Message-ID: <20240518093157.407144-10-npiggin@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240518093157.407144-1-npiggin@gmail.com> References: <20240518093157.407144-1-npiggin@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62d; envelope-from=npiggin@gmail.com; helo=mail-pl1-x62d.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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-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: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1716024797096100004 Content-Type: text/plain; charset="utf-8" An SPR can be either per-thread, per-core, or per-LPAR. Per-LPAR means per-thread or per-core, depending on 1LPAR mode. Signed-off-by: Nicholas Piggin --- target/ppc/spr_common.h | 2 ++ target/ppc/translate.c | 26 ++++++++++++++++++++++++++ 2 files changed, 28 insertions(+) diff --git a/target/ppc/spr_common.h b/target/ppc/spr_common.h index 9e40b3b608..85f73b860b 100644 --- a/target/ppc/spr_common.h +++ b/target/ppc/spr_common.h @@ -83,6 +83,8 @@ void spr_read_generic(DisasContext *ctx, int gprn, int sp= rn); void spr_write_generic(DisasContext *ctx, int sprn, int gprn); void spr_write_generic32(DisasContext *ctx, int sprn, int gprn); void spr_core_write_generic(DisasContext *ctx, int sprn, int gprn); +void spr_core_write_generic32(DisasContext *ctx, int sprn, int gprn); +void spr_core_lpar_write_generic(DisasContext *ctx, int sprn, int gprn); void spr_write_MMCR0(DisasContext *ctx, int sprn, int gprn); void spr_write_MMCR1(DisasContext *ctx, int sprn, int gprn); void spr_write_MMCRA(DisasContext *ctx, int sprn, int gprn); diff --git a/target/ppc/translate.c b/target/ppc/translate.c index c4b4f7ea62..ccd90a5feb 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -537,6 +537,32 @@ void spr_core_write_generic(DisasContext *ctx, int spr= n, int gprn) spr_store_dump_spr(sprn); } =20 +void spr_core_write_generic32(DisasContext *ctx, int sprn, int gprn) +{ + TCGv t0 =3D tcg_temp_new(); + if (!(ctx->flags & POWERPC_FLAG_SMT)) { + spr_write_generic32(ctx, sprn, gprn); + return; + } + + if (!gen_serialize(ctx)) { + return; + } + + tcg_gen_ext32u_tl(t0, cpu_gpr[gprn]); + gen_helper_spr_core_write_generic(tcg_env, tcg_constant_i32(sprn), t0); + spr_store_dump_spr(sprn); +} + +void spr_core_lpar_write_generic(DisasContext *ctx, int sprn, int gprn) +{ + if (ctx->flags & POWERPC_FLAG_SMT_1LPAR) { + spr_core_write_generic(ctx, sprn, gprn); + } else { + spr_write_generic(ctx, sprn, gprn); + } +} + static void spr_write_CTRL_ST(DisasContext *ctx, int sprn, int gprn) { /* This does not implement >1 thread */ --=20 2.43.0