test/ELF/arm-attributes.s

   1 // RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %S/Inputs/arm-attributes1.s -o %t1.o
   2 // RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t2.o
   3
   4 // RUN: ld.lld %t1.o %t2.o -o %t
   5 // RUN: llvm-readobj -arm-attributes %t | FileCheck %s
   6 // RUN: ld.lld %t1.o %t2.o -shared -o %t2
   7 // RUN: llvm-readobj -arm-attributes %t2 | FileCheck %s
   8 // RUN: ld.lld %t1.o %t2.o -r -o %t3
   9 // RUN: llvm-readobj -arm-attributes %t3 | FileCheck %s
  10 // REQUIRES: arm
  11
  12 // Check that we retain only 1 SHT_ARM_ATTRIBUTES section. At present we do not
  13 // try and merge or use the contents of SHT_ARM_ATTRIBUTES sections. We just
  14 // pass the first one through.
  15  .text
  16  .syntax unified
  17  .eabi_attribute        67, "2.09"      @ Tag_conformance
  18  .cpu    cortex-a8
  19  .eabi_attribute 6, 10   @ Tag_CPU_arch
  20  .eabi_attribute 7, 65   @ Tag_CPU_arch_profile
  21  .eabi_attribute 8, 1    @ Tag_ARM_ISA_use
  22  .eabi_attribute 9, 2    @ Tag_THUMB_ISA_use
  23  .fpu    neon
  24  .eabi_attribute 15, 1   @ Tag_ABI_PCS_RW_data
  25  .eabi_attribute 16, 1   @ Tag_ABI_PCS_RO_data
  26  .eabi_attribute 17, 2   @ Tag_ABI_PCS_GOT_use
  27  .eabi_attribute 20, 1   @ Tag_ABI_FP_denormal
  28  .eabi_attribute 21, 1   @ Tag_ABI_FP_exceptions
  29  .eabi_attribute 23, 3   @ Tag_ABI_FP_number_model
  30  .eabi_attribute 34, 1   @ Tag_CPU_unaligned_access
  31  .eabi_attribute 24, 1   @ Tag_ABI_align_needed
  32  .eabi_attribute 25, 1   @ Tag_ABI_align_preserved
  33  .eabi_attribute 38, 1   @ Tag_ABI_FP_16bit_format
  34  .eabi_attribute 18, 4   @ Tag_ABI_PCS_wchar_t
  35  .eabi_attribute 26, 2   @ Tag_ABI_enum_size
  36  .eabi_attribute 14, 0   @ Tag_ABI_PCS_R9_use
  37  .eabi_attribute 68, 1   @ Tag_Virtualization_use
  38  .globl  _start
  39  .p2align        2
  40  .type   _start,%function
  41 _start:
  42  .globl func
  43  bl func
  44  bx lr
  45
  46 // CHECK: BuildAttributes {
  47 // CHECK-NEXT:   FormatVersion: 0x41
  48 // CHECK-NEXT:   Section 1 {
  49 // CHECK-NEXT:     SectionLength: 72
  50 // CHECK-NEXT:     Vendor: aeabi
  51 // CHECK-NEXT:     Tag: Tag_File (0x1)
  52 // CHECK-NEXT:     Size: 62
  53 // CHECK-NEXT:     FileAttributes {
  54 // CHECK-NEXT:       Attribute {
  55 // CHECK-NEXT:         Tag: 67
  56 // CHECK-NEXT:         TagName: conformance
  57 // CHECK-NEXT:         Value: 2.09
  58 // CHECK-NEXT:       }
  59 // CHECK-NEXT:       Attribute {
  60 // CHECK-NEXT:         Tag: 5
  61 // CHECK-NEXT:         TagName: CPU_name
  62 // CHECK-NEXT:         Value: cortex-a8
  63 // CHECK-NEXT:       }
  64 // CHECK-NEXT:       Attribute {
  65 // CHECK-NEXT:         Tag: 6
  66 // CHECK-NEXT:         Value: 10
  67 // CHECK-NEXT:         TagName: CPU_arch
  68 // CHECK-NEXT:         Description: ARM v7
  69 // CHECK-NEXT:       }
  70 // CHECK-NEXT:       Attribute {
  71 // CHECK-NEXT:         Tag: 7
  72 // CHECK-NEXT:         Value: 65
  73 // CHECK-NEXT:         TagName: CPU_arch_profile
  74 // CHECK-NEXT:         Description: Application
  75 // CHECK-NEXT:       }
  76 // CHECK-NEXT:       Attribute {
  77 // CHECK-NEXT:         Tag: 8
  78 // CHECK-NEXT:         Value: 1
  79 // CHECK-NEXT:         TagName: ARM_ISA_use
  80 // CHECK-NEXT:         Description: Permitted
  81 // CHECK-NEXT:       }
  82 // CHECK-NEXT:       Attribute {
  83 // CHECK-NEXT:         Tag: 9
  84 // CHECK-NEXT:         Value: 2
  85 // CHECK-NEXT:         TagName: THUMB_ISA_use
  86 // CHECK-NEXT:         Description: Thumb-2
  87 // CHECK-NEXT:       }
  88 // CHECK-NEXT:       Attribute {
  89 // CHECK-NEXT:         Tag: 10
  90 // CHECK-NEXT:         Value: 3
  91 // CHECK-NEXT:         TagName: FP_arch
  92 // CHECK-NEXT:         Description: VFPv3
  93 // CHECK-NEXT:       }
  94 // CHECK-NEXT:       Attribute {
  95 // CHECK-NEXT:         Tag: 12
  96 // CHECK-NEXT:         Value: 1
  97 // CHECK-NEXT:         TagName: Advanced_SIMD_arch
  98 // CHECK-NEXT:         Description: NEONv1
  99 // CHECK-NEXT:       }
 100 // CHECK-NEXT:       Attribute {
 101 // CHECK-NEXT:         Tag: 14
 102 // CHECK-NEXT:         Value: 0
 103 // CHECK-NEXT:         TagName: ABI_PCS_R9_use
 104 // CHECK-NEXT:         Description: v6
 105 // CHECK-NEXT:       }
 106 // CHECK-NEXT:       Attribute {
 107 // CHECK-NEXT:         Tag: 15
 108 // CHECK-NEXT:         Value: 1
 109 // CHECK-NEXT:         TagName: ABI_PCS_RW_data
 110 // CHECK-NEXT:         Description: PC-relative
 111 // CHECK-NEXT:       }
 112 // CHECK-NEXT:       Attribute {
 113 // CHECK-NEXT:         Tag: 16
 114 // CHECK-NEXT:         Value: 1
 115 // CHECK-NEXT:         TagName: ABI_PCS_RO_data
 116 // CHECK-NEXT:         Description: PC-relative
 117 // CHECK-NEXT:       }
 118 // CHECK-NEXT:       Attribute {
 119 // CHECK-NEXT:         Tag: 17
 120 // CHECK-NEXT:         Value: 2
 121 // CHECK-NEXT:         TagName: ABI_PCS_GOT_use
 122 // CHECK-NEXT:         Description: GOT-Indirect
 123 // CHECK-NEXT:       }
 124 // CHECK-NEXT:       Attribute {
 125 // CHECK-NEXT:         Tag: 18
 126 // CHECK-NEXT:         Value: 4
 127 // CHECK-NEXT:         TagName: ABI_PCS_wchar_t
 128 // CHECK-NEXT:         Description: 4-byte
 129 // CHECK-NEXT:       }
 130 // CHECK-NEXT:       Attribute {
 131 // CHECK-NEXT:         Tag: 20
 132 // CHECK-NEXT:         Value: 1
 133 // CHECK-NEXT:         TagName: ABI_FP_denormal
 134 // CHECK-NEXT:         Description: IEEE-754
 135 // CHECK-NEXT:       }
 136 // CHECK-NEXT:       Attribute {
 137 // CHECK-NEXT:         Tag: 21
 138 // CHECK-NEXT:         Value: 1
 139 // CHECK-NEXT:         TagName: ABI_FP_exceptions
 140 // CHECK-NEXT:         Description: IEEE-754
 141 // CHECK-NEXT:       }
 142 // CHECK-NEXT:       Attribute {
 143 // CHECK-NEXT:         Tag: 23
 144 // CHECK-NEXT:         Value: 3
 145 // CHECK-NEXT:         TagName: ABI_FP_number_model
 146 // CHECK-NEXT:         Description: IEEE-754
 147 // CHECK-NEXT:       }
 148 // CHECK-NEXT:       Attribute {
 149 // CHECK-NEXT:         Tag: 24
 150 // CHECK-NEXT:         Value: 1
 151 // CHECK-NEXT:         TagName: ABI_align_needed
 152 // CHECK-NEXT:         Description: 8-byte alignment
 153 // CHECK-NEXT:       }
 154 // CHECK-NEXT:       Attribute {
 155 // CHECK-NEXT:         Tag: 25
 156 // CHECK-NEXT:         Value: 1
 157 // CHECK-NEXT:         TagName: ABI_align_preserved
 158 // CHECK-NEXT:         Description: 8-byte data alignment
 159 // CHECK-NEXT:       }
 160 // CHECK-NEXT:       Attribute {
 161 // CHECK-NEXT:         Tag: 26
 162 // CHECK-NEXT:         Value: 2
 163 // CHECK-NEXT:         TagName: ABI_enum_size
 164 // CHECK-NEXT:         Description: Int32
 165 // CHECK-NEXT:       }
 166 // CHECK-NEXT:       Attribute {
 167 // CHECK-NEXT:         Tag: 34
 168 // CHECK-NEXT:         Value: 1
 169 // CHECK-NEXT:         TagName: CPU_unaligned_access
 170 // CHECK-NEXT:         Description: v6-style
 171 // CHECK-NEXT:       }
 172 // CHECK-NEXT:       Attribute {
 173 // CHECK-NEXT:         Tag: 38
 174 // CHECK-NEXT:         Value: 1
 175 // CHECK-NEXT:         TagName: ABI_FP_16bit_format
 176 // CHECK-NEXT:         Description: IEEE-754
 177 // CHECK-NEXT:       }
 178 // CHECK-NEXT:       Attribute {
 179 // CHECK-NEXT:         Tag: 68
 180 // CHECK-NEXT:         Value: 1
 181 // CHECK-NEXT:         TagName: Virtualization_use
 182 // CHECK-NEXT:         Description: TrustZone
 183 // CHECK-NEXT:       }