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[Clang][SME] Detect always_inline used with mismatched streaming attr…
…ibutes (#77936) This patch adds an error that is emitted when a streaming function is marked as always_inline and is called from a non-streaming function.
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// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -S -target-feature +sme -verify -DTEST_NONE %s | ||
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -S -target-feature +sme -verify -DTEST_COMPATIBLE %s | ||
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -S -target-feature +sme -verify -DTEST_STREAMING %s | ||
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -S -target-feature +sme -verify -DTEST_LOCALLY %s | ||
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#define __ai __attribute__((always_inline)) | ||
__ai void inlined_fn(void) {} | ||
__ai void inlined_fn_streaming_compatible(void) __arm_streaming_compatible {} | ||
__ai void inlined_fn_streaming(void) __arm_streaming {} | ||
__ai __arm_locally_streaming void inlined_fn_local(void) {} | ||
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#ifdef TEST_NONE | ||
void caller(void) { | ||
inlined_fn(); | ||
inlined_fn_streaming_compatible(); | ||
inlined_fn_streaming(); // expected-error {{always_inline function 'inlined_fn_streaming' and its caller 'caller' have mismatching streaming attributes}} | ||
inlined_fn_local(); // expected-error {{always_inline function 'inlined_fn_local' and its caller 'caller' have mismatching streaming attributes}} | ||
} | ||
#endif | ||
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#ifdef TEST_COMPATIBLE | ||
void caller_compatible(void) __arm_streaming_compatible { | ||
inlined_fn(); // expected-error {{always_inline function 'inlined_fn' and its caller 'caller_compatible' have mismatching streaming attributes}} | ||
inlined_fn_streaming_compatible(); | ||
inlined_fn_streaming(); // expected-error {{always_inline function 'inlined_fn_streaming' and its caller 'caller_compatible' have mismatching streaming attributes}} | ||
inlined_fn_local(); // expected-error {{always_inline function 'inlined_fn_local' and its caller 'caller_compatible' have mismatching streaming attributes}} | ||
} | ||
#endif | ||
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#ifdef TEST_STREAMING | ||
void caller_streaming(void) __arm_streaming { | ||
inlined_fn(); // expected-error {{always_inline function 'inlined_fn' and its caller 'caller_streaming' have mismatching streaming attributes}} | ||
inlined_fn_streaming_compatible(); | ||
inlined_fn_streaming(); | ||
inlined_fn_local(); | ||
} | ||
#endif | ||
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#ifdef TEST_LOCALLY | ||
__arm_locally_streaming | ||
void caller_local(void) { | ||
inlined_fn(); // expected-error {{always_inline function 'inlined_fn' and its caller 'caller_local' have mismatching streaming attributes}} | ||
inlined_fn_streaming_compatible(); | ||
inlined_fn_streaming(); | ||
inlined_fn_local(); | ||
} | ||
#endif |