clang/test/CodeGen/X86/x86-vec-struct-packing.c

   1 // RUN: %clang_cc1 -ffreestanding -emit-llvm-only  -triple x86_64-windows-coff -fdump-record-layouts %s | FileCheck %s --check-prefix=CHECK-MS
   2 // RUN: %clang_cc1 -ffreestanding -emit-llvm-only  -triple x86_64-apple-darwin -fdump-record-layouts %s | FileCheck %s --check-prefix=CHECK-NOTMS
   3 #include <x86intrin.h>
   4
   5 #pragma pack(1)
   6
   7 struct s_m64 {
   8   int a;
   9   __m64 b;
  10 };
  11 typedef struct s_m64 m64;
  12
  13 #if defined(_WIN32)
  14 static int a1[(sizeof(m64) == 16) - 1];
  15 #else
  16 static int a1[(sizeof(m64) == 12) - 1];
  17 #endif
  18
  19 struct s_m128 {
  20   int a;
  21   __m128 b;
  22 };
  23 typedef struct s_m128 m128;
  24
  25 #if defined(_WIN32)
  26 static int a1[(sizeof(m128) == 32) - 1];
  27 #else
  28 static int a1[(sizeof(m128) == 20) - 1];
  29 #endif
  30
  31 struct s_m128i {
  32   int a;
  33   __m128i b;
  34 };
  35 typedef struct s_m128i m128i;
  36
  37 #if defined(_WIN32)
  38 static int a1[(sizeof(m128i) == 32) - 1];
  39 #else
  40 static int a1[(sizeof(m128i) == 20) - 1];
  41 #endif
  42
  43 struct s_m128d {
  44   int a;
  45   __m128d b;
  46 };
  47 typedef struct s_m128d m128d;
  48
  49 #if defined(_WIN32)
  50 static int a1[(sizeof(m128d) == 32) - 1];
  51 #else
  52 static int a1[(sizeof(m128d) == 20) - 1];
  53 #endif
  54
  55 struct s_m256 {
  56   int a;
  57   __m256 b;
  58 };
  59 typedef struct s_m256 m256;
  60
  61 #if defined(_WIN32)
  62 static int a1[(sizeof(m256) == 64) - 1];
  63 #else
  64 static int a1[(sizeof(m256) == 36) - 1];
  65 #endif
  66
  67 struct s_m256i {
  68   int a;
  69   __m256i b;
  70 };
  71 typedef struct s_m256i m256i;
  72
  73 #if defined(_WIN32)
  74 static int a1[(sizeof(m256i) == 64) - 1];
  75 #else
  76 static int a1[(sizeof(m256i) == 36) - 1];
  77 #endif
  78
  79 struct s_m256d {
  80   int a;
  81   __m256d b;
  82 };
  83 typedef struct s_m256d m256d;
  84
  85 #if defined(_WIN32)
  86 static int a1[(sizeof(m256d) == 64) - 1];
  87 #else
  88 static int a1[(sizeof(m256d) == 36) - 1];
  89 #endif
  90
  91 struct s_m512 {
  92   int a;
  93   __m512 b;
  94 };
  95 typedef struct s_m512 m512;
  96
  97 #if defined(_WIN32)
  98 static int a1[(sizeof(m512) == 128) - 1];
  99 #else
 100 static int a1[(sizeof(m512) == 68) - 1];
 101 #endif
 102
 103 struct s_m512i {
 104   int a;
 105   __m512i b;
 106 };
 107 typedef struct s_m512i m512i;
 108
 109 #if defined(_WIN32)
 110 static int a1[(sizeof(m512i) == 128) - 1];
 111 #else
 112 static int a1[(sizeof(m512i) == 68) - 1];
 113 #endif
 114
 115 struct s_m512d {
 116   int a;
 117   __m512d b;
 118 };
 119 typedef struct s_m512d m512d;
 120
 121 #if defined(_WIN32)
 122 static int a1[(sizeof(m512d) == 128) - 1];
 123 #else
 124 static int a1[(sizeof(m512d) == 68) - 1];
 125 #endif
 126
 127 // CHECK-MS: *** Dumping AST Record Layout
 128 // CHECK-MS:          0 | struct s_m64
 129 // CHECK-MS:          0 |   int a
 130 // CHECK-MS:          8 |   __m64 b
 131 // CHECK-MS:            | [sizeof=16, align=8]
 132 // CHECK-MS: *** Dumping AST Record Layout
 133 // CHECK-MS:          0 | struct s_m128
 134 // CHECK-MS:          0 |   int a
 135 // CHECK-MS:         16 |   __m128 b
 136 // CHECK-MS:            | [sizeof=32, align=16]
 137 // CHECK-MS: *** Dumping AST Record Layout
 138 // CHECK-MS:          0 | struct s_m128i
 139 // CHECK-MS:          0 |   int a
 140 // CHECK-MS:         16 |   __m128i b
 141 // CHECK-MS:            | [sizeof=32, align=16]
 142 // CHECK-MS: *** Dumping AST Record Layout
 143 // CHECK-MS:          0 | struct s_m128d
 144 // CHECK-MS:          0 |   int a
 145 // CHECK-MS:         16 |   __m128d b
 146 // CHECK-MS:            | [sizeof=32, align=16]
 147 // CHECK-MS: *** Dumping AST Record Layout
 148 // CHECK-MS:          0 | struct s_m256
 149 // CHECK-MS:          0 |   int a
 150 // CHECK-MS:         32 |   __m256 b
 151 // CHECK-MS:            | [sizeof=64, align=32]
 152 // CHECK-MS: *** Dumping AST Record Layout
 153 // CHECK-MS:          0 | struct s_m256i
 154 // CHECK-MS:          0 |   int a
 155 // CHECK-MS:         32 |   __m256i b
 156 // CHECK-MS:            | [sizeof=64, align=32]
 157 // CHECK-MS: *** Dumping AST Record Layout
 158 // CHECK-MS:          0 | struct s_m256d
 159 // CHECK-MS:          0 |   int a
 160 // CHECK-MS:         32 |   __m256d b
 161 // CHECK-MS:            | [sizeof=64, align=32]
 162 // CHECK-MS: *** Dumping AST Record Layout
 163 // CHECK-MS:          0 | struct s_m512
 164 // CHECK-MS:          0 |   int a
 165 // CHECK-MS:         64 |   __m512 b
 166 // CHECK-MS:            | [sizeof=128, align=64]
 167 // CHECK-MS: *** Dumping AST Record Layout
 168 // CHECK-MS:          0 | struct s_m512i
 169 // CHECK-MS:          0 |   int a
 170 // CHECK-MS:         64 |   __m512i b
 171 // CHECK-MS:            | [sizeof=128, align=64]
 172 // CHECK-MS: *** Dumping AST Record Layout
 173 // CHECK-MS:          0 | struct s_m512d
 174 // CHECK-MS:          0 |   int a
 175 // CHECK-MS:         64 |   __m512d b
 176 // CHECK-MS:            | [sizeof=128, align=64]
 177
 178 // CHECK-NOTMS: *** Dumping AST Record Layout
 179 // CHECK-NOTMS:          0 | struct s_m64
 180 // CHECK-NOTMS:          0 |   int a
 181 // CHECK-NOTMS:          4 |   __m64 b
 182 // CHECK-NOTMS:            | [sizeof=12, align=1]
 183 // CHECK-NOTMS: *** Dumping AST Record Layout
 184 // CHECK-NOTMS:          0 | struct s_m128
 185 // CHECK-NOTMS:          0 |   int a
 186 // CHECK-NOTMS:          4 |   __m128 b
 187 // CHECK-NOTMS:            | [sizeof=20, align=1]
 188 // CHECK-NOTMS: *** Dumping AST Record Layout
 189 // CHECK-NOTMS:          0 | struct s_m128i
 190 // CHECK-NOTMS:          0 |   int a
 191 // CHECK-NOTMS:          4 |   __m128i b
 192 // CHECK-NOTMS:            | [sizeof=20, align=1]
 193 // CHECK-NOTMS: *** Dumping AST Record Layout
 194 // CHECK-NOTMS:          0 | struct s_m128d
 195 // CHECK-NOTMS:          0 |   int a
 196 // CHECK-NOTMS:          4 |   __m128d b
 197 // CHECK-NOTMS:            | [sizeof=20, align=1]
 198 // CHECK-NOTMS: *** Dumping AST Record Layout
 199 // CHECK-NOTMS:          0 | struct s_m256
 200 // CHECK-NOTMS:          0 |   int a
 201 // CHECK-NOTMS:          4 |   __m256 b
 202 // CHECK-NOTMS:            | [sizeof=36, align=1]
 203 // CHECK-NOTMS: *** Dumping AST Record Layout
 204 // CHECK-NOTMS:          0 | struct s_m256i
 205 // CHECK-NOTMS:          0 |   int a
 206 // CHECK-NOTMS:          4 |   __m256i b
 207 // CHECK-NOTMS:            | [sizeof=36, align=1]
 208 // CHECK-NOTMS: *** Dumping AST Record Layout
 209 // CHECK-NOTMS:          0 | struct s_m256d
 210 // CHECK-NOTMS:          0 |   int a
 211 // CHECK-NOTMS:          4 |   __m256d b
 212 // CHECK-NOTMS:            | [sizeof=36, align=1]
 213 // CHECK-NOTMS: *** Dumping AST Record Layout
 214 // CHECK-NOTMS:          0 | struct s_m512
 215 // CHECK-NOTMS:          0 |   int a
 216 // CHECK-NOTMS:          4 |   __m512 b
 217 // CHECK-NOTMS:            | [sizeof=68, align=1]
 218 // CHECK-NOTMS: *** Dumping AST Record Layout
 219 // CHECK-NOTMS:          0 | struct s_m512i
 220 // CHECK-NOTMS:          0 |   int a
 221 // CHECK-NOTMS:          4 |   __m512i b
 222 // CHECK-NOTMS:            | [sizeof=68, align=1]
 223 // CHECK-NOTMS: *** Dumping AST Record Layout
 224 // CHECK-NOTMS:          0 | struct s_m512d
 225 // CHECK-NOTMS:          0 |   int a
 226 // CHECK-NOTMS:          4 |   __m512d b
 227 // CHECK-NOTMS:            | [sizeof=68, align=1]