| // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -fsyntax-only -verify %s |
| |
| // This test is testing the diagnostics that Clang emits when compiling without '+sme'. |
| |
| void streaming_compatible_def() __arm_streaming_compatible {} // OK |
| void streaming_def() __arm_streaming { } // expected-error {{function executed in streaming-SVE mode requires 'sme'}} |
| void shared_za_def() __arm_inout("za") { } // expected-error {{function using ZA state requires 'sme'}} |
| __arm_new("za") void new_za_def() { } // expected-error {{function using ZA state requires 'sme'}} |
| __arm_locally_streaming void locally_streaming_def() { } // expected-error {{function executed in streaming-SVE mode requires 'sme'}} |
| void streaming_shared_za_def() __arm_streaming __arm_inout("za") { } // expected-error {{function executed in streaming-SVE mode requires 'sme'}} |
| void inout_za_def() __arm_inout("za") { } // expected-error {{function using ZA state requires 'sme'}} |
| void inout_zt0_def() __arm_inout("zt0") { } // expected-error {{function using ZT0 state requires 'sme2'}} |
| |
| // It should work fine when we explicitly add the target("sme") attribute. |
| __attribute__((target("sme"))) void streaming_compatible_def_sme_attr() __arm_streaming_compatible {} // OK |
| __attribute__((target("sme"))) void streaming_def_sme_attr() __arm_streaming { } // OK |
| __attribute__((target("sme"))) void shared_za_def_sme_attr() __arm_inout("za") { } // OK |
| __arm_new("za") __attribute__((target("sme"))) void new_za_def_sme_attr() {} // OK |
| __arm_locally_streaming __attribute__((target("sme"))) void locally_streaming_def_sme_attr() {} // OK |
| |
| // Test that it also works with the target("sme2") attribute. |
| __attribute__((target("sme2"))) void streaming_def_sme2_attr() __arm_streaming { } // OK |
| |
| // No code is generated for declarations, so it should be fine to declare using the attribute. |
| void streaming_compatible_decl() __arm_streaming_compatible; // OK |
| void streaming_decl() __arm_streaming; // OK |
| void shared_za_decl() __arm_inout("za"); // OK |
| |
| void non_streaming_decl(); |
| void non_streaming_def(void (*streaming_fn_ptr)(void) __arm_streaming, |
| void (*streaming_compatible_fn_ptr)(void) __arm_streaming_compatible) { |
| streaming_compatible_decl(); // OK |
| streaming_compatible_fn_ptr(); // OK |
| streaming_decl(); // expected-error {{call to a streaming function requires 'sme'}} |
| streaming_fn_ptr(); // expected-error {{call to a streaming function requires 'sme'}} |
| } |
| |
| void streaming_compatible_def2(void (*streaming_fn_ptr)(void) __arm_streaming, |
| void (*streaming_compatible_fn_ptr)(void) __arm_streaming_compatible) |
| __arm_streaming_compatible { |
| non_streaming_decl(); // OK |
| streaming_compatible_decl(); // OK |
| streaming_compatible_fn_ptr(); // OK |
| streaming_decl(); // expected-error {{call to a streaming function requires 'sme'}} |
| streaming_fn_ptr(); // expected-error {{call to a streaming function requires 'sme'}} |
| } |
| |
| // Also test when call-site is not a function. |
| int streaming_decl_ret_int() __arm_streaming; |
| int x = streaming_decl_ret_int(); // expected-error {{call to a streaming function requires 'sme'}} |