clang/test/Headers/Inputs/include/cuda.h

   1 /* Minimal declarations for CUDA support.  Testing purposes only. */
   2 #pragma once
   3
   4 // Make this file work with nvcc, for testing compatibility.
   5
   6 #ifndef __NVCC__
   7 #define __constant__ __attribute__((constant))
   8 #define __device__ __attribute__((device))
   9 #define __global__ __attribute__((global))
  10 #define __host__ __attribute__((host))
  11 #define __shared__ __attribute__((shared))
  12 #define __managed__ __attribute__((managed))
  13 #define __launch_bounds__(...) __attribute__((launch_bounds(__VA_ARGS__)))
  14
  15 struct dim3 {
  16   unsigned x, y, z;
  17   __host__ __device__ dim3(unsigned x, unsigned y = 1, unsigned z = 1) : x(x), y(y), z(z) {}
  18 };
  19
  20 // Host- and device-side placement new overloads.
  21 void *operator new(__SIZE_TYPE__, void *p) { return p; }
  22 void *operator new[](__SIZE_TYPE__, void *p) { return p; }
  23 __device__ void *operator new(__SIZE_TYPE__, void *p) { return p; }
  24 __device__ void *operator new[](__SIZE_TYPE__, void *p) { return p; }
  25
  26 #define CUDA_VERSION 10100
  27
  28 struct char2 {
  29   char x, y;
  30   __host__ __device__ char2(char x = 0, char y = 0) : x(x), y(y) {}
  31 };
  32 struct char4 {
  33   char x, y, z, w;
  34   __host__ __device__ char4(char x = 0, char y = 0, char z = 0, char w = 0) : x(x), y(y), z(z), w(w) {}
  35 };
  36
  37 struct uchar2 {
  38   unsigned char x, y;
  39   __host__ __device__ uchar2(unsigned char x = 0, unsigned char y = 0) : x(x), y(y) {}
  40 };
  41 struct uchar4 {
  42   unsigned char x, y, z, w;
  43   __host__ __device__ uchar4(unsigned char x = 0, unsigned char y = 0, unsigned char z = 0, unsigned char w = 0) : x(x), y(y), z(z), w(w) {}
  44 };
  45
  46 struct short2 {
  47   short x, y;
  48   __host__ __device__ short2(short x = 0, short y = 0) : x(x), y(y) {}
  49 };
  50 struct short4 {
  51   short x, y, z, w;
  52   __host__ __device__ short4(short x = 0, short y = 0, short z = 0, short w = 0) : x(x), y(y), z(z), w(w) {}
  53 };
  54
  55 struct ushort2 {
  56   unsigned short x, y;
  57   __host__ __device__ ushort2(unsigned short x = 0, unsigned short y = 0) : x(x), y(y) {}
  58 };
  59 struct ushort4 {
  60   unsigned short x, y, z, w;
  61   __host__ __device__ ushort4(unsigned short x = 0, unsigned short y = 0, unsigned short z = 0, unsigned short w = 0) : x(x), y(y), z(z), w(w) {}
  62 };
  63
  64 struct int2 {
  65   int x, y;
  66   __host__ __device__ int2(int x = 0, int y = 0) : x(x), y(y) {}
  67 };
  68 struct int4 {
  69   int x, y, z, w;
  70   __host__ __device__ int4(int x = 0, int y = 0, int z = 0, int w = 0) : x(x), y(y), z(z), w(w) {}
  71 };
  72
  73 struct uint2 {
  74   unsigned x, y;
  75   __host__ __device__ uint2(unsigned x = 0, unsigned y = 0) : x(x), y(y) {}
  76 };
  77 struct uint3 {
  78   unsigned x, y, z;
  79   __host__ __device__ uint3(unsigned x = 0, unsigned y = 0, unsigned z = 0) : x(x), y(y), z(z) {}
  80 };
  81 struct uint4 {
  82   unsigned x, y, z, w;
  83   __host__ __device__ uint4(unsigned x = 0, unsigned y = 0, unsigned z = 0, unsigned w = 0) : x(x), y(y), z(z), w(w) {}
  84 };
  85
  86 struct longlong2 {
  87   long long x, y;
  88   __host__ __device__ longlong2(long long x = 0, long long y = 0) : x(x), y(y) {}
  89 };
  90 struct longlong4 {
  91   long long x, y, z, w;
  92   __host__ __device__ longlong4(long long x = 0, long long y = 0, long long z = 0, long long w = 0) : x(x), y(y), z(z), w(w) {}
  93 };
  94
  95 struct ulonglong2 {
  96   unsigned long long x, y;
  97   __host__ __device__ ulonglong2(unsigned long long x = 0, unsigned long long y = 0) : x(x), y(y) {}
  98 };
  99 struct ulonglong4 {
 100   unsigned long long x, y, z, w;
 101   __host__ __device__ ulonglong4(unsigned long long x = 0, unsigned long long y = 0, unsigned long long z = 0, unsigned long long w = 0) : x(x), y(y), z(z), w(w) {}
 102 };
 103
 104 struct float2 {
 105   float x, y;
 106   __host__ __device__ float2(float x = 0, float y = 0) : x(x), y(y) {}
 107 };
 108 struct float4 {
 109   float x, y, z, w;
 110   __host__ __device__ float4(float x = 0, float y = 0, float z = 0, float w = 0) : x(x), y(y), z(z), w(w) {}
 111 };
 112
 113 struct double2 {
 114   double x, y;
 115   __host__ __device__ double2(double x = 0, double y = 0) : x(x), y(y) {}
 116 };
 117 struct double4 {
 118   double x, y, z, w;
 119   __host__ __device__ double4(double x = 0, double y = 0, double z = 0, double w = 0) : x(x), y(y), z(z), w(w) {}
 120 };
 121
 122 typedef unsigned long long cudaTextureObject_t;
 123
 124 enum cudaTextureReadMode {
 125   cudaReadModeNormalizedFloat,
 126   cudaReadModeElementType
 127 };
 128
 129 enum {
 130   cudaTextureType1D,
 131   cudaTextureType2D,
 132   cudaTextureType3D,
 133   cudaTextureTypeCubemap,
 134   cudaTextureType1DLayered,
 135   cudaTextureType2DLayered,
 136   cudaTextureTypeCubemapLayered
 137 };
 138
 139 struct textureReference {};
 140 template <class T, int texType = cudaTextureType1D,
 141           enum cudaTextureReadMode mode = cudaReadModeElementType>
 142 struct __attribute__((device_builtin_texture_type)) texture
 143     : public textureReference {};
 144
 145 #endif // !__NVCC__