clang/test/Sema/arm-sve-target.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -verify -DNONEON -std=c++11 -triple aarch64 %s
   2
   3 // A target without sve should not be able to use sve types.
   4
   5 void test_var() {
   6   __SVFloat32_t x; // expected-error {{SVE vector type '__SVFloat32_t' cannot be used in a target without sve}}
   7 }
   8
   9 __attribute__((target("sve")))
  10 void test_var_target() {
  11   __SVFloat32_t x;
  12 }
  13
  14 __attribute__((target("sve2")))
  15 void test_var_target2() {
  16   __SVFloat32_t x;
  17 }
  18
  19 __attribute__((target("sve2-bitperm")))
  20 void test_var_target3() {
  21   __SVFloat32_t x;
  22 }
  23
  24 __SVFloat32_t other_ret();
  25 __SVFloat32_t test_ret() { // expected-error {{SVE vector type '__SVFloat32_t' cannot be used in a target without sve}}
  26   return other_ret(); // expected-error {{SVE vector type '__SVFloat32_t' cannot be used in a target without sve}}
  27 }
  28
  29 __attribute__((target("sve")))
  30 __SVFloat32_t test_ret_target() {
  31   return other_ret();
  32 }
  33
  34 void test_arg(__SVFloat32_t arg) { // expected-error {{SVE vector type '__SVFloat32_t' cannot be used in a target without sve}}
  35 }
  36
  37 __attribute__((target("sve")))
  38 void test_arg_target(__SVFloat32_t arg) {
  39 }
  40
  41 __clang_svint32x4_t test4x() { // expected-error {{SVE vector type '__clang_svint32x4_t' cannot be used in a target without sve}}
  42   __clang_svint32x4_t x; // expected-error {{SVE vector type '__clang_svint32x4_t' cannot be used in a target without sve}}
  43   return x;
  44 }
  45
  46 __attribute__((target("sve")))
  47 __clang_svint32x4_t test4x_target() {
  48   __clang_svint32x4_t x;
  49   return x;
  50 }
  51
  52 // Pointers are still valid to pass around.
  53 void foo(__SVFloat32_t *&ptrA, __SVFloat32_t* &ptrB) {
  54     ptrA = ptrB;
  55 }
  56
  57 __SVFloat32_t* foo(int x, __SVFloat32_t *ptrA) {
  58     return ptrA;
  59 }
  60