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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Apr 2023 13:47:33.1682 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 63c6a410-8023-4c63-72d9-08db40137605 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: DBAEUR03FT018.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAVPR08MB9038 X-Spam-Status: No, score=-12.4 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 List-Id: Introduce a function that will be used to build intrinsics which use UNSPECS for the versions. 2022-09-08 Christophe Lyon gcc/ * config/arm/arm-mve-builtins-functions.h (class unspec_mve_function_exact_insn): New. --- gcc/config/arm/arm-mve-builtins-functions.h | 151 ++++++++++++++++++++ 1 file changed, 151 insertions(+) diff --git a/gcc/config/arm/arm-mve-builtins-functions.h b/gcc/config/arm/arm-mve-builtins-functions.h index 6d992b270b0..5abf913d182 100644 --- a/gcc/config/arm/arm-mve-builtins-functions.h +++ b/gcc/config/arm/arm-mve-builtins-functions.h @@ -225,6 +225,157 @@ public: } }; +/* Map the function directly to CODE (UNSPEC, M) where M is the vector + mode associated with type suffix 0. */ +class unspec_mve_function_exact_insn : public function_base +{ +public: + CONSTEXPR unspec_mve_function_exact_insn (int unspec_for_sint, + int unspec_for_uint, + int unspec_for_fp, + int unspec_for_n_sint, + int unspec_for_n_uint, + int unspec_for_n_fp, + int unspec_for_m_sint, + int unspec_for_m_uint, + int unspec_for_m_fp, + int unspec_for_m_n_sint, + int unspec_for_m_n_uint, + int unspec_for_m_n_fp) + : m_unspec_for_sint (unspec_for_sint), + m_unspec_for_uint (unspec_for_uint), + m_unspec_for_fp (unspec_for_fp), + m_unspec_for_n_sint (unspec_for_n_sint), + m_unspec_for_n_uint (unspec_for_n_uint), + m_unspec_for_n_fp (unspec_for_n_fp), + m_unspec_for_m_sint (unspec_for_m_sint), + m_unspec_for_m_uint (unspec_for_m_uint), + m_unspec_for_m_fp (unspec_for_m_fp), + m_unspec_for_m_n_sint (unspec_for_m_n_sint), + m_unspec_for_m_n_uint (unspec_for_m_n_uint), + m_unspec_for_m_n_fp (unspec_for_m_n_fp) + {} + + /* The unspec code associated with signed-integer, unsigned-integer + and floating-point operations respectively. It covers the cases + with the _n suffix, and/or the _m predicate. */ + int m_unspec_for_sint; + int m_unspec_for_uint; + int m_unspec_for_fp; + int m_unspec_for_n_sint; + int m_unspec_for_n_uint; + int m_unspec_for_n_fp; + int m_unspec_for_m_sint; + int m_unspec_for_m_uint; + int m_unspec_for_m_fp; + int m_unspec_for_m_n_sint; + int m_unspec_for_m_n_uint; + int m_unspec_for_m_n_fp; + + rtx + expand (function_expander &e) const override + { + insn_code code; + switch (e.pred) + { + case PRED_none: + switch (e.mode_suffix_id) + { + case MODE_none: + /* No predicate, no suffix. */ + if (e.type_suffix (0).integer_p) + if (e.type_suffix (0).unsigned_p) + code = code_for_mve_q (m_unspec_for_uint, m_unspec_for_uint, e.vector_mode (0)); + else + code = code_for_mve_q (m_unspec_for_sint, m_unspec_for_sint, e.vector_mode (0)); + else + code = code_for_mve_q_f (m_unspec_for_fp, e.vector_mode (0)); + break; + + case MODE_n: + /* No predicate, _n suffix. */ + if (e.type_suffix (0).integer_p) + if (e.type_suffix (0).unsigned_p) + code = code_for_mve_q_n (m_unspec_for_n_uint, m_unspec_for_n_uint, e.vector_mode (0)); + else + code = code_for_mve_q_n (m_unspec_for_n_sint, m_unspec_for_n_sint, e.vector_mode (0)); + else + code = code_for_mve_q_n_f (m_unspec_for_n_fp, e.vector_mode (0)); + break; + + default: + gcc_unreachable (); + } + return e.use_exact_insn (code); + + case PRED_m: + switch (e.mode_suffix_id) + { + case MODE_none: + /* No suffix, "m" predicate. */ + if (e.type_suffix (0).integer_p) + if (e.type_suffix (0).unsigned_p) + code = code_for_mve_q_m (m_unspec_for_m_uint, m_unspec_for_m_uint, e.vector_mode (0)); + else + code = code_for_mve_q_m (m_unspec_for_m_sint, m_unspec_for_m_sint, e.vector_mode (0)); + else + code = code_for_mve_q_m_f (m_unspec_for_m_fp, e.vector_mode (0)); + break; + + case MODE_n: + /* _n suffix, "m" predicate. */ + if (e.type_suffix (0).integer_p) + if (e.type_suffix (0).unsigned_p) + code = code_for_mve_q_m_n (m_unspec_for_m_n_uint, m_unspec_for_m_n_uint, e.vector_mode (0)); + else + code = code_for_mve_q_m_n (m_unspec_for_m_n_sint, m_unspec_for_m_n_sint, e.vector_mode (0)); + else + code = code_for_mve_q_m_n_f (m_unspec_for_m_n_fp, e.vector_mode (0)); + break; + + default: + gcc_unreachable (); + } + return e.use_cond_insn (code, 0); + + case PRED_x: + switch (e.mode_suffix_id) + { + case MODE_none: + /* No suffix, "x" predicate. */ + if (e.type_suffix (0).integer_p) + if (e.type_suffix (0).unsigned_p) + code = code_for_mve_q_m (m_unspec_for_m_uint, m_unspec_for_m_uint, e.vector_mode (0)); + else + code = code_for_mve_q_m (m_unspec_for_m_sint, m_unspec_for_m_sint, e.vector_mode (0)); + else + code = code_for_mve_q_m_f (m_unspec_for_m_fp, e.vector_mode (0)); + break; + + case MODE_n: + /* _n suffix, "x" predicate. */ + if (e.type_suffix (0).integer_p) + if (e.type_suffix (0).unsigned_p) + code = code_for_mve_q_m_n (m_unspec_for_m_n_uint, m_unspec_for_m_n_uint, e.vector_mode (0)); + else + code = code_for_mve_q_m_n (m_unspec_for_m_n_sint, m_unspec_for_m_n_sint, e.vector_mode (0)); + else + code = code_for_mve_q_m_n_f (m_unspec_for_m_n_fp, e.vector_mode (0)); + break; + + default: + gcc_unreachable (); + } + return e.use_pred_x_insn (code); + + default: + gcc_unreachable (); + } + + gcc_unreachable (); + } +}; + } /* end namespace arm_mve */ /* Declare the global function base NAME, creating it from an instance -- 2.34.1