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CAT:NONE; SFS:(13230031)(376005)(82310400014)(1800799015)(36860700004); DIR:OUT; SFP:1101; X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Apr 2024 13:25:29.5514 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: febf995d-9893-4d5e-77f3-08dc58988695 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d; Ip=[63.35.35.123]; Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: AM4PEPF00027A63.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS1PR08MB7612 X-Spam-Status: No, score=-12.0 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, FORGED_SPF_HELO, GIT_PATCH_0, KAM_DMARC_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_PASS, SPF_NONE, TXREP, UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org There was an assumption in some places that the aarch64_fmv_feature_data array contained FEAT_MAX elements. While this assumption held up till now, it is safer and more flexible to use the array size directly. gcc/ChangeLog: * config/aarch64/aarch64.cc (compare_feature_masks): Use ARRAY_SIZE to determine iteration bounds. (aarch64_mangle_decl_assembler_name): Ditto. diff --git a/gcc/config/aarch64/aarch64.cc b/gcc/config/aarch64/aarch64.cc index 1ea84c8bd7386e399f6ffa3a5e36408cf8831fc6..5de842fcc212c78beba1fa99639e79562d718579 100644 --- a/gcc/config/aarch64/aarch64.cc +++ b/gcc/config/aarch64/aarch64.cc @@ -19899,7 +19899,8 @@ compare_feature_masks (aarch64_fmv_feature_mask mask1, auto diff_mask = mask1 ^ mask2; if (diff_mask == 0ULL) return 0; - for (int i = FEAT_MAX - 1; i > 0; i--) + static const int num_features = ARRAY_SIZE (aarch64_fmv_feature_data); + for (int i = num_features - 1; i > 0; i--) { auto bit_mask = aarch64_fmv_feature_data[i].feature_mask; if (diff_mask & bit_mask) @@ -19982,7 +19983,8 @@ aarch64_mangle_decl_assembler_name (tree decl, tree id) name += "._"; - for (int i = 0; i < FEAT_MAX; i++) + static const int num_features = ARRAY_SIZE (aarch64_fmv_feature_data); + for (int i = 0; i < num_features; i++) { if (feature_mask & aarch64_fmv_feature_data[i].feature_mask) {