clang/test/Driver/arm-alignment.c

   1 // RUN: %clang -target arm-none-gnueabi -munaligned-access -### %s 2> %t
   2 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-ARM < %t %s
   3
   4 // RUN: %clang -target arm-none-gnueabi -mstrict-align -munaligned-access -### %s 2> %t
   5 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-ARM < %t %s
   6
   7 // RUN: %clang -target arm-none-gnueabi -mno-unaligned-access -munaligned-access -### %s 2> %t
   8 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-ARM < %t %s
   9
  10 // RUN: %clang -target armv6-apple-darwin -### %s 2> %t
  11 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-ARM < %t %s
  12
  13 // RUN: %clang -target armv6-netbsd-eabi -### %s 2> %t
  14 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-ARM < %t %s
  15
  16 // RUN: %clang -target armv7-unknown-linux -### %s 2> %t
  17 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-ARM < %t %s
  18
  19 // RUN: %clang -target armv7-unknown-nacl-gnueabihf -### %s 2> %t
  20 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-ARM < %t %s
  21
  22 // RUN: %clang -target armv7-windows -### %s 2> %t
  23 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-ARM < %t %s
  24
  25 // RUN: %clang --target=armv6 -### %s 2> %t
  26 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  27
  28 // RUN: %clang --target=armv7 -### %s 2> %t
  29 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-ARM < %t %s
  30
  31 // RUN: %clang -target thumbv6m-none-gnueabi -mcpu=cortex-m0 -### %s 2> %t
  32 // RUN: FileCheck --check-prefix CHECK-ALIGNED-ARM <%t %s
  33
  34 // RUN: %clang -target thumb-none-gnueabi -mcpu=cortex-m0 -### %s 2> %t
  35 // RUN: FileCheck --check-prefix CHECK-ALIGNED-ARM <%t %s
  36
  37 // RUN: %clang -target thumbv8m.base-none-gnueabi -### %s 2> %t
  38 // RUN: FileCheck --check-prefix CHECK-ALIGNED-ARM <%t %s
  39
  40 // RUN: %clang -target armv7em-apple-unknown-macho -mthumb -### %s 2> %t
  41 // RUN: FileCheck --check-prefix CHECK-ALIGNED-ARM <%t %s
  42
  43 // RUN: %clang -target armv7em-apple-darwin -mthumb -### %s 2> %t
  44 // RUN: FileCheck --check-prefix CHECK-ALIGNED-ARM <%t %s
  45
  46 // RUN: %clang --target=aarch64 -munaligned-access -### %s 2> %t
  47 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-AARCH64 < %t %s
  48
  49 // RUN: %clang --target=aarch64 -mstrict-align -munaligned-access -### %s 2> %t
  50 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-AARCH64 < %t %s
  51
  52 // RUN: %clang --target=aarch64 -mno-unaligned-access -munaligned-access -### %s 2> %t
  53 // RUN: FileCheck --check-prefix=CHECK-UNALIGNED-AARCH64 < %t %s
  54
  55 // CHECK-UNALIGNED-ARM-NOT: "-target-feature" "+strict-align"
  56 // CHECK-UNALIGNED-AARCH64-NOT: "-target-feature" "+strict-align"
  57
  58
  59 // RUN: %clang -target arm-none-gnueabi -mno-unaligned-access -### %s 2> %t
  60 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  61
  62 // RUN: %clang -target arm-none-gnueabi -mstrict-align -### %s 2> %t
  63 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  64
  65 // RUN: %clang -target arm-none-gnueabi -munaligned-access -mno-unaligned-access -### %s 2> %t
  66 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  67
  68 // RUN: %clang -target arm-none-gnueabi -munaligned-access -mstrict-align -### %s 2> %t
  69 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  70
  71 // RUN: %clang -target arm-none-gnueabi -### %s 2> %t
  72 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  73
  74 // RUN: %clang -target armv5-apple-darwin -### %s 2> %t
  75 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  76
  77 // RUN: %clang -target armv5t-netbsd-eabi -### %s 2> %t
  78 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  79
  80 // RUN: %clang -target armv6-unknown-linux -### %s 2> %t
  81 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  82
  83 // RUN: %clang -target armv6-unknown-nacl-gnueabihf -### %s 2> %t
  84 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  85
  86 // RUN: %clang -target armv6m-apple-darwin -### %s 2> %t
  87 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  88
  89 // RUN: %clang -target armv6m-netbsd-eabi -### %s 2> %t
  90 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-ARM < %t %s
  91
  92 // RUN: %clang --target=aarch64 -mno-unaligned-access -### %s 2> %t
  93 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-AARCH64 < %t %s
  94
  95 // RUN: %clang --target=aarch64 -mstrict-align -### %s 2> %t
  96 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-AARCH64 < %t %s
  97
  98 // RUN: %clang --target=aarch64 -munaligned-access -mno-unaligned-access -### %s 2> %t
  99 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-AARCH64 < %t %s
 100
 101 // RUN: %clang --target=aarch64 -munaligned-access -mstrict-align -### %s 2> %t
 102 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-AARCH64 < %t %s
 103
 104 // RUN: %clang --target=aarch64 -mkernel -mno-unaligned-access -### %s 2> %t
 105 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-AARCH64 < %t %s
 106
 107 // RUN: %clang -target aarch64-unknown-openbsd -### %s 2> %t
 108 // RUN: FileCheck --check-prefix=CHECK-ALIGNED-AARCH64 < %t %s
 109
 110 // CHECK-ALIGNED-ARM: "-target-feature" "+strict-align" {{.*}} "-Wunaligned-access"
 111 // CHECK-ALIGNED-AARCH64: "-target-feature" "+strict-align" {{.*}} "-Wunaligned-access"
 112
 113 // Make sure that v6M cores and v8M Baseline always trigger the unsupported
 114 // aligned accesses error for all supported architecture triples.
 115 // RUN: not %clang -c -target thumbv6m-none-gnueabi -mcpu=cortex-m0 -munaligned-access %s 2>&1 | \
 116 // RUN:   FileCheck --check-prefix CHECK-UNALIGN-NOT-SUPPORTED %s
 117 // RUN: not %clang -c -target thumb-none-gnueabi -mcpu=cortex-m0 -munaligned-access %s 2>&1 | \
 118 // RUN:   FileCheck --check-prefix CHECK-UNALIGN-NOT-SUPPORTED %s
 119 // RUN: not %clang -c -target thumbv8m.base-none-gnueabi -munaligned-access %s 2>&1 | \
 120 // RUN:   FileCheck --check-prefix CHECK-UNALIGN-NOT-SUPPORTED %s
 121
 122 // CHECK-UNALIGN-NOT-SUPPORTED: error: the {{.*}} sub-architecture does not support unaligned accesses