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Iglesias" To: Richard Henderson CC: , , Subject: Re: [PATCH v2 08/10] target/microblaze: Use TARGET_LONG_BITS == 32 for system mode Message-ID: References: <20250525160220.222154-1-richard.henderson@linaro.org> <20250525160220.222154-9-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20250525160220.222154-9-richard.henderson@linaro.org> User-Agent: Mutt/2.2.14+84 (2efcabc4) (2025-03-23) X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL6PEPF0001AB51:EE_|BY5PR12MB4068:EE_ X-MS-Office365-Filtering-Correlation-Id: ed5305ee-0b7d-4f9e-1b2d-08dd9bc386d6 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|376014|1800799024|36860700013|82310400026|7053199007; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?7Im6Vg46QcYBHBr2nB+rMWnNopn5l779OpItI+zQJUtXItTqqFKjuN1vuKSS?= =?us-ascii?Q?R7rEEpzGHIZdCIrJkmAHPTXFpAeq2oCQBV7ew5oEEFHyzNGlw/QpPnLBuJUC?= =?us-ascii?Q?A8qiFkDGKrffkl3rF9730QUr05wSqCTdyVsMAq1RYQ8+BlTkZlUSv1EZwp/e?= =?us-ascii?Q?Ba+podYqKz9HaHxmpLu4oQfvwGLYgcmRK1zqGDqy2WQt9J2m/dbkN+2/Qa4G?= =?us-ascii?Q?mcVWWfkFyd7a4Wd1I9/9TUPBctONbRfIBY2eYr9YARXYoq8rV5z6eH1/eWl/?= =?us-ascii?Q?zgFA20BfMc1NUb6nHQRbraglSRt2lAWvjPyqj0ZR47hdRXCoG3HWwa+r1/Wb?= =?us-ascii?Q?pPTnMhQEjw/Nl6K4CYanDcXiJQuJ0rvApM4t75aRDAWwbnVoPi/mJjWHjMx3?= =?us-ascii?Q?+BNxvjvPrKgzXnih4RfExDWgIGhCE+ijuqiQQ8dWXBpJhY3CaXACj2tYwO2t?= =?us-ascii?Q?hX+IJhVyWWI9ONQqPP2QyZnW2BOxFdwR0csKpMzAtsjDN6fMMFgH0axF9yY4?= =?us-ascii?Q?ygTOL50/IVzr5b8dZqeXwLtvwbHXbfAWQqo5mjHatnQavddCqzP6SCnqKKeR?= =?us-ascii?Q?FE43JbigTKVcjhH7PkH1R9on1S4N7WuweF89vjpvu5IDXL/hRra9TITajddT?= =?us-ascii?Q?2UBNmuOB5PcKKtONrDo3yWqLJJzCnOPiodJqxbNe6TtXdDvBHzqv6Ho3GPq1?= =?us-ascii?Q?4vedHk3gCuY2WllqpwL6DbFMwXUgs0D7xiks4jm5tMcuYE0UjcjTV8V4xjL7?= =?us-ascii?Q?GMEVujqx80JVYo7KJ/YRbk7GA4U8t2LkubqyMWnVSLqlAlK78h6nxEEtDvHs?= =?us-ascii?Q?3MSMWQkMkGkJCgLgblvepp2fNsU20R5Y/75vPWaLfAU6CIdGsxbYrVG0WvS/?= =?us-ascii?Q?lokmfN72nz2Cx7Y4VOQ2ppBCHAcSpBjj+QRK38ZIgSuNCyeO9xMu+XuSd7tH?= =?us-ascii?Q?lwSuH3XFLwWh3nF/Y9GVhOx0D9I4D6FJteWa6hAe4zeGl9Mk7TrKWiTSxAYq?= =?us-ascii?Q?G8tsA0SLkAFJ2Wvo8XJC1tX9esQMyZlFlqsN2JYK26BcrUJSG67evM8VdjrP?= =?us-ascii?Q?1g/lir80GnVHlTIzdwFtOwv6ruAXiDh1jSOxqFef8dcSRGB0NbuePRP3UFI1?= =?us-ascii?Q?pyAc8D18fDrltUffqoeTIbFd2QU4VT9pIrcHAvtcr63h6oRTHNfsg5GX2o5X?= =?us-ascii?Q?Ylopg8i2bmbKlRq/AYxTHdSppFhqNBJQyPMNxOsK0sLonVt17M6D/hX7gY86?= =?us-ascii?Q?MKstZZy6vVr1Q9kC0gb8ux4adces/MstuvdOEcke2oGQBPSU7bD/Kri/ITiN?= =?us-ascii?Q?vSyI3Bh/Tpuv9MoRJN4zSXPRima07ENfUV8G+EnHUQazzNoj5wttymmTRMwP?= =?us-ascii?Q?TCwDwS1dgOOEIH2IydRrJNDAWLPPN2YH7JiG99tpBCcitYx5xIZzuWypJrwc?= =?us-ascii?Q?RkbeewgBn7nboeFaossY8QEsWjgeitozl4+22d6v4lnzUECACmRXahadXAjf?= =?us-ascii?Q?v7B+SPRaZwmZ1qFLJ+hq2cfK+Tqo/8K36Bvr?= X-Forefront-Antispam-Report: CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB04.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230040)(376014)(1800799024)(36860700013)(82310400026)(7053199007); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 May 2025 19:37:03.9160 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: ed5305ee-0b7d-4f9e-1b2d-08dd9bc386d6 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BL6PEPF0001AB51.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB4068 Received-SPF: permerror client-ip=2a01:111:f403:2009::61d; envelope-from=Edgar.Iglesias@amd.com; helo=NAM10-BN7-obe.outbound.protection.outlook.com X-Spam_score_int: -49 X-Spam_score: -5.0 X-Spam_bar: ----- X-Spam_report: (-5.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-2.904, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_PASS=-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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Sun, May 25, 2025 at 05:02:18PM +0100, Richard Henderson wrote: > Now that the extended address instructions are handled separately > from virtual addresses, we can narrow the emulation to 32-bit. Reviewed-by: Edgar E. Iglesias > > Signed-off-by: Richard Henderson > --- > configs/targets/microblaze-softmmu.mak | 4 +--- > configs/targets/microblazeel-softmmu.mak | 4 +--- > 2 files changed, 2 insertions(+), 6 deletions(-) > > diff --git a/configs/targets/microblaze-softmmu.mak b/configs/targets/microblaze-softmmu.mak > index 23457d0ae6..bab7b498c2 100644 > --- a/configs/targets/microblaze-softmmu.mak > +++ b/configs/targets/microblaze-softmmu.mak > @@ -3,6 +3,4 @@ TARGET_BIG_ENDIAN=y > # needed by boot.c > TARGET_NEED_FDT=y > TARGET_XML_FILES=gdb-xml/microblaze-core.xml gdb-xml/microblaze-stack-protect.xml > -# System mode can address up to 64 bits via lea/sea instructions. > -# TODO: These bypass the mmu, so we could emulate these differently. > -TARGET_LONG_BITS=64 > +TARGET_LONG_BITS=32 > diff --git a/configs/targets/microblazeel-softmmu.mak b/configs/targets/microblazeel-softmmu.mak > index c82c509623..8aee7ebc5c 100644 > --- a/configs/targets/microblazeel-softmmu.mak > +++ b/configs/targets/microblazeel-softmmu.mak > @@ -2,6 +2,4 @@ TARGET_ARCH=microblaze > # needed by boot.c > TARGET_NEED_FDT=y > TARGET_XML_FILES=gdb-xml/microblaze-core.xml gdb-xml/microblaze-stack-protect.xml > -# System mode can address up to 64 bits via lea/sea instructions. > -# TODO: These bypass the mmu, so we could emulate these differently. > -TARGET_LONG_BITS=64 > +TARGET_LONG_BITS=32 > -- > 2.43.0 >