1// REQUIRES: aarch64-registered-target 2// RUN: %clang_cc1 %s -triple aarch64-none-linux-gnu -fsyntax-only -verify 3 4typedef float float32_t; 5typedef unsigned char poly8_t; 6typedef unsigned short poly16_t; 7typedef unsigned long long uint64_t; 8 9// Define some valid Neon types. 10typedef __attribute__((neon_vector_type(2))) int int32x2_t; 11typedef __attribute__((neon_vector_type(4))) int int32x4_t; 12typedef __attribute__((neon_vector_type(1))) uint64_t uint64x1_t; 13typedef __attribute__((neon_vector_type(2))) uint64_t uint64x2_t; 14typedef __attribute__((neon_vector_type(2))) float32_t float32x2_t; 15typedef __attribute__((neon_vector_type(4))) float32_t float32x4_t; 16typedef __attribute__((neon_polyvector_type(16))) poly8_t poly8x16_t; 17typedef __attribute__((neon_polyvector_type(8))) poly16_t poly16x8_t; 18 19// The attributes must have a single argument. 20typedef __attribute__((neon_vector_type(2, 4))) int only_one_arg; // expected-error{{attribute takes one argument}} 21 22// The number of elements must be an ICE. 23typedef __attribute__((neon_vector_type(2.0))) int non_int_width; // expected-error{{attribute requires an integer constant}} 24 25// Only certain element types are allowed. 26typedef __attribute__((neon_vector_type(2))) double double_elt; 27typedef __attribute__((neon_vector_type(4))) void* ptr_elt; // expected-error{{invalid vector element type}} 28typedef __attribute__((neon_polyvector_type(4))) float32_t bad_poly_elt; // expected-error{{invalid vector element type}} 29struct aggr { signed char c; }; 30typedef __attribute__((neon_vector_type(8))) struct aggr aggregate_elt; // expected-error{{invalid vector element type}} 31 32// The total vector size must be 64 or 128 bits. 33typedef __attribute__((neon_vector_type(1))) int int32x1_t; // expected-error{{Neon vector size must be 64 or 128 bits}} 34typedef __attribute__((neon_vector_type(3))) int int32x3_t; // expected-error{{Neon vector size must be 64 or 128 bits}} 35