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Ip=[63.35.35.123]; Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: DU2PEPF0001E9C0.eurprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS2PR08MB10351 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_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_PASS, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE, 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 This adjusts aarch64_print_operand to recognize zero rtxes in modes other than VOIDmode. This allows us to use xzr/wzr for zero vectors, for example. Bootstrapped/regtested as a series on aarch64-linux-gnu, OK for trunk? gcc/ChangeLog: * config/aarch64/aarch64.cc (aarch64_print_operand): Handle non-VOIDmode CONST0_RTXes in {x,w}zr cases. --- gcc/config/aarch64/aarch64.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/config/aarch64/aarch64.cc b/gcc/config/aarch64/aarch64.cc index 800a8b0e110..abd029887e5 100644 --- a/gcc/config/aarch64/aarch64.cc +++ b/gcc/config/aarch64/aarch64.cc @@ -12387,7 +12387,7 @@ aarch64_print_operand (FILE *f, rtx x, int code) case 'w': case 'x': - if (x == const0_rtx + if (x == CONST0_RTX (GET_MODE (x)) || (CONST_DOUBLE_P (x) && aarch64_float_const_zero_rtx_p (x))) { asm_fprintf (f, "%czr", code);