xref: /llvm-project/clang/test/SemaCXX/neon-vector-types.cpp (revision 0f1c1be1968076d6f96f8a7bcc4a15cf195ecd97)
1 // RUN: %clang_cc1 -fsyntax-only -verify "-triple" "thumbv7-apple-ios3.0.0" -target-feature +neon %s
2 
3 typedef int MP4Err;
4 typedef float Float32;
5 typedef float float32_t;
6 typedef __attribute__((neon_vector_type(4))) float32_t float32x4_t;
7 typedef float vFloat __attribute__((__vector_size__(16)));
8 typedef vFloat VFLOAT;
9 typedef unsigned long UInt32;
10 
11 extern int bar (float32x4_t const *p);
12 
foo(const Float32 * realBufPtr)13 int foo (const Float32 *realBufPtr) {
14   float32x4_t const *vRealPtr = (VFLOAT *)&realBufPtr[0];
15   return bar(vRealPtr);
16 }
17 
autoCorrelation2nd_Neon(Float32 * alphar,Float32 * alphai,const Float32 * realBufPtr,const Float32 * imagBufPtr,const UInt32 len)18 MP4Err autoCorrelation2nd_Neon(Float32 *alphar, Float32 *alphai,
19 			    const Float32 *realBufPtr,
20 			    const Float32 *imagBufPtr,
21 			    const UInt32 len)
22 {
23   float32x4_t const *vRealPtr = (VFLOAT *)&realBufPtr[0];
24   return 0;
25 }
26 
27 namespace rdar11688587 {
28   typedef float float32_t;
29   typedef __attribute__((neon_vector_type(4))) float32_t float32x4_t;
30 
31   template<int I>
test()32   float test()
33   {
34     extern float32x4_t vec;
35     return __extension__ ({
36         float32x4_t __a = (vec);
37         (float32_t)__builtin_neon_vgetq_lane_f32(__a, I);  // expected-error-re{{argument value {{.*}} is outside the valid range}}
38       });
39   }
40 
41   template float test<1>();
42   template float test<4>(); // expected-note{{in instantiation of function template specialization 'rdar11688587::test<4>' requested here}}
43 }
44