clang/test/CodeGen/AArch64/sme-inline-streaming-attrs.c

   1 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -S -o /dev/null -target-feature +sme -verify -DTEST_NONE %s
   2 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -S -o /dev/null -target-feature +sme -verify -DTEST_COMPATIBLE %s
   3 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -S -o /dev/null -target-feature +sme -verify -DTEST_STREAMING %s
   4 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -S -o /dev/null -target-feature +sme -verify -DTEST_LOCALLY %s
   5
   6 // REQUIRES: aarch64-registered-target
   7
   8 #define __ai __attribute__((always_inline))
   9 __ai void inlined_fn(void) {}
  10 __ai void inlined_fn_streaming_compatible(void) __arm_streaming_compatible {}
  11 __ai void inlined_fn_streaming(void) __arm_streaming {}
  12 __ai __arm_locally_streaming void inlined_fn_local(void) {}
  13
  14 #ifdef TEST_NONE
  15 void caller(void) {
  16     inlined_fn();
  17     inlined_fn_streaming_compatible();
  18     inlined_fn_streaming(); // expected-error {{always_inline function 'inlined_fn_streaming' and its caller 'caller' have mismatching streaming attributes}}
  19     inlined_fn_local(); // expected-error {{always_inline function 'inlined_fn_local' and its caller 'caller' have mismatching streaming attributes}}
  20 }
  21 #endif
  22
  23 #ifdef TEST_COMPATIBLE
  24 void caller_compatible(void) __arm_streaming_compatible {
  25     inlined_fn(); // expected-warning {{always_inline function 'inlined_fn' and its caller 'caller_compatible' have mismatching streaming attributes, inlining may change runtime behaviour}}
  26     inlined_fn_streaming_compatible();
  27     inlined_fn_streaming(); // expected-error {{always_inline function 'inlined_fn_streaming' and its caller 'caller_compatible' have mismatching streaming attributes}}
  28     inlined_fn_local(); // expected-error {{always_inline function 'inlined_fn_local' and its caller 'caller_compatible' have mismatching streaming attributes}}
  29 }
  30 #endif
  31
  32 #ifdef TEST_STREAMING
  33 void caller_streaming(void) __arm_streaming {
  34     inlined_fn(); // expected-warning {{always_inline function 'inlined_fn' and its caller 'caller_streaming' have mismatching streaming attributes, inlining may change runtime behaviour}}
  35     inlined_fn_streaming_compatible();
  36     inlined_fn_streaming();
  37     inlined_fn_local();
  38 }
  39 #endif
  40
  41 #ifdef TEST_LOCALLY
  42 __arm_locally_streaming
  43 void caller_local(void) {
  44     inlined_fn(); // expected-warning {{always_inline function 'inlined_fn' and its caller 'caller_local' have mismatching streaming attributes, inlining may change runtime behaviour}}
  45     inlined_fn_streaming_compatible();
  46     inlined_fn_streaming();
  47     inlined_fn_local();
  48 }
  49 #endif