llvm/test/tools/llvm-readobj/COFF/arm-unwind-opcodes.s

   1 // REQUIRES: arm-registered-target
   2 // RUN: llvm-mc -filetype=obj -triple thumbv7-windows-gnu %s -o %t.o
   3 // RUN: llvm-readobj --unwind %t.o | FileCheck --strict-whitespace %s
   4
   5 // CHECK:       RuntimeFunction {
   6 // CHECK-NEXT:    Function: func0
   7 // CHECK:           Prologue [
   8 // CHECK-NEXT:        0xcb                ; mov r11, sp
   9 // CHECK-NEXT:        0x95 0x00           ; push.w {r8, r10, r12}
  10 // CHECK-NEXT:        0xf6 0x13           ; vpush {d17-d19}
  11 // CHECK-NEXT:        0xfc                ; nop.w
  12 // CHECK-NEXT:        0xf5 0x35           ; vpush {d3-d5}
  13 // CHECK-NEXT:        0xfb                ; nop
  14 // CHECK-NEXT:        0xe2                ; vpush {d8-d10}
  15 // CHECK-NEXT:        0x08                ; sub sp, #(8 * 4)
  16 // CHECK-NEXT:        0xd6                ; push {r4-r6, lr}
  17 // CHECK-NEXT:      ]
  18 // CHECK-NEXT:      EpilogueScopes [
  19 // CHECK-NEXT:        EpilogueScope {
  20 // CHECK-NEXT:          StartOffset: 15
  21 // CHECK-NEXT:          Condition: 14
  22 // CHECK-NEXT:          EpilogueStartIndex: 13
  23 // CHECK-NEXT:          Opcodes [
  24 // CHECK-NEXT:            0xe2                ; vpop {d8-d10}
  25 // CHECK-NEXT:            0xcb                ; mov sp, r11
  26 // CHECK-NEXT:            0x08                ; add sp, #(8 * 4)
  27 // CHECK-NEXT:            0xd6                ; pop {r4-r6, pc}
  28 // CHECK-NEXT:          ]
  29 // CHECK-NEXT:        }
  30 // CHECK-NEXT:      ]
  31 // CHECK:       RuntimeFunction {
  32 // CHECK-NEXT:    Function: func1
  33 // CHECK:           Prologue [
  34 // CHECK-NEXT:        0xef 0x08           ; str.w lr, [sp, #-32]!
  35 // CHECK-NEXT:        0xd1                ; push {r4-r5}
  36 // CHECK-NEXT:        0xfd                ; bx <reg>
  37 // CHECK-NEXT:      ]
  38 // CHECK-NEXT:      EpilogueScopes [
  39 // CHECK-NEXT:        EpilogueScope {
  40 // CHECK-NEXT:          StartOffset: 4
  41 // CHECK-NEXT:          Condition: 14
  42 // CHECK-NEXT:          EpilogueStartIndex: 4
  43 // CHECK-NEXT:          Opcodes [
  44 // CHECK-NEXT:            0xef 0x08           ; ldr.w lr, [sp], #32
  45 // CHECK-NEXT:            0xd1                ; pop {r4-r5}
  46 // CHECK-NEXT:            0xfd                ; bx <reg>
  47 // CHECK-NEXT:          ]
  48 // CHECK-NEXT:        }
  49 // CHECK-NEXT:      ]
  50 // CHECK:       RuntimeFunction {
  51 // CHECK-NEXT:    Function: func2
  52 // CHECK-NEXT:    ExceptionRecord:
  53 // CHECK-NEXT:    ExceptionData {
  54 // CHECK-NEXT:      FunctionLength:
  55 // CHECK-NEXT:      Version:
  56 // CHECK-NEXT:      ExceptionData: No
  57 // CHECK-NEXT:      EpiloguePacked: Yes
  58 // CHECK-NEXT:      Fragment: No
  59 // CHECK-NEXT:      EpilogueOffset: 0
  60 // CHECK-NEXT:      ByteCodeLength:
  61 // CHECK-NEXT:      Prologue [
  62 // CHECK-NEXT:        0x04                ; sub sp, #(4 * 4)
  63 // CHECK-NEXT:        0xec 0x80           ; push {r7}
  64 // CHECK-NEXT:        0xc7                ; mov r7, sp
  65 // CHECK-NEXT:        0xfe                ; b.w <target>
  66 // CHECK-NEXT:      ]
  67 // CHECK-NEXT:    }
  68 // CHECK-NEXT:  }
  69 // CHECK-NEXT:  RuntimeFunction {
  70 // CHECK-NEXT:    Function: func3
  71 // CHECK-NEXT:    ExceptionRecord:
  72 // CHECK-NEXT:    ExceptionData {
  73 // CHECK-NEXT:      FunctionLength:
  74 // CHECK-NEXT:      Version:
  75 // CHECK-NEXT:      ExceptionData: No
  76 // CHECK-NEXT:      EpiloguePacked: Yes
  77 // CHECK-NEXT:      Fragment: Yes
  78 // CHECK-NEXT:      EpilogueOffset: 1
  79 // CHECK-NEXT:      ByteCodeLength:
  80 // CHECK-NEXT:      Prologue [
  81 // CHECK-NEXT:        0x04                ; sub sp, #(4 * 4)
  82 // CHECK-NEXT:        0xdf                ; push.w {r4-r11, lr}
  83 // CHECK-NEXT:      ]
  84 // CHECK-NEXT:      Epilogue [
  85 // CHECK-NEXT:        0xdf                ; pop.w {r4-r11, pc}
  86 // CHECK-NEXT:      ]
  87 // CHECK-NEXT:    }
  88 // CHECK-NEXT:  }
  89 // CHECK-NEXT:  RuntimeFunction {
  90 // CHECK-NEXT:    Function: func4
  91 // CHECK-NEXT:    ExceptionRecord:
  92 // CHECK-NEXT:    ExceptionData {
  93 // CHECK-NEXT:      FunctionLength:
  94 // CHECK-NEXT:      Version:
  95 // CHECK-NEXT:      ExceptionData: No
  96 // CHECK-NEXT:      EpiloguePacked: Yes
  97 // CHECK-NEXT:      Fragment: No
  98 // CHECK-NEXT:      EpilogueOffset: 0
  99 // CHECK-NEXT:      ByteCodeLength:
 100 // CHECK-NEXT:      Prologue [
 101 // CHECK-NEXT:        0xec 0x50           ; push {r4, r6}
 102 // CHECK-NEXT:        0xb5 0x00           ; push.w {r8, r10, r12, lr}
 103 // CHECK-NEXT:      ]
 104 // CHECK-NEXT:    }
 105 // CHECK-NEXT:  }
 106 // CHECK-NEXT:  RuntimeFunction {
 107 // CHECK-NEXT:    Function: func5
 108 // CHECK-NEXT:    ExceptionRecord:
 109 // CHECK-NEXT:    ExceptionData {
 110 // CHECK-NEXT:      FunctionLength:
 111 // CHECK-NEXT:      Version:
 112 // CHECK-NEXT:      ExceptionData: No
 113 // CHECK-NEXT:      EpiloguePacked: Yes
 114 // CHECK-NEXT:      Fragment: No
 115 // CHECK-NEXT:      EpilogueOffset: 16
 116 // CHECK-NEXT:      ByteCodeLength:
 117 // CHECK-NEXT:      Prologue [
 118 // CHECK-NEXT:        0xfa 0x00 0x00 0x20 ; sub.w sp, sp, #(32 * 4)
 119 // CHECK-NEXT:        0xf9 0x00 0x10      ; sub.w sp, sp, #(16 * 4)
 120 // CHECK-NEXT:        0xf8 0x00 0x00 0x08 ; sub sp, sp, #(8 * 4)
 121 // CHECK-NEXT:        0xf7 0x00 0x04      ; sub sp, sp, #(4 * 4)
 122 // CHECK-NEXT:        0xe8 0x02           ; sub.w sp, #(2 * 4)
 123 // CHECK-NEXT:        0xed 0x50           ; push {r4, r6, lr}
 124 // CHECK-NEXT:      ]
 125 // CHECK-NEXT:      Epilogue [
 126 // CHECK-NEXT:        0xed 0x50           ; pop {r4, r6, pc}
 127 // CHECK-NEXT:      ]
 128 // CHECK-NEXT:    }
 129 // CHECK-NEXT:  }
 130
 131         .thumb
 132         .syntax unified
 133 func0:
 134         push {r4-r6, lr}
 135         sub sp, sp, #32
 136         vpush {d8-d10}
 137         nop
 138         vpush {d3-d5}
 139         nop.w
 140         vpush {d17-d19}
 141         push {r8, r10, r12}
 142         mov r11, sp
 143         nop
 144         vpop {d8-d10}
 145         mov sp, r11
 146         add sp, sp, #32
 147         pop {r4-r6, pc}
 148
 149 func1:
 150         push {r4-r5}
 151         str lr, [sp, #-32]!
 152         nop
 153         ldr lr, [sp], #32
 154         pop {r4-r5}
 155         bx lr
 156
 157 func2:
 158         mov r7, sp
 159         push {r7}
 160         sub sp, sp, #16
 161         nop
 162         add sp, sp, #16
 163         pop {r7}
 164         mov sp, r7
 165         b tailcall
 166
 167 func3:
 168         nop.w
 169         nop
 170         nop
 171         add sp, sp, #16
 172         pop {r4-r11, pc}
 173
 174 func4:
 175         push {r8, r10, r12, lr}
 176         push {r4, r6}
 177         nop
 178         pop {r4, r6}
 179         pop {r8, r10, r12, pc}
 180
 181 func5:
 182         push {r4, r6, lr}
 183         subw sp, sp, #8
 184         sub sp, sp, #16
 185         sub sp, sp, #32
 186         subw sp, sp, #64
 187         subw sp, sp, #128
 188         nop
 189         pop {r4, r6, pc}
 190
 191         .section .pdata,"dr"
 192         .rva func0
 193         .rva .Lunwind_func0
 194         .rva func1
 195         .rva .Lunwind_func1
 196         .rva func2
 197         .rva .Lunwind_func2
 198         .rva func3
 199         .rva .Lunwind_func3
 200         .rva func4
 201         .rva .Lunwind_func4
 202         .rva func5
 203         .rva .Lunwind_func5
 204
 205         .section .xdata,"dr"
 206 .Lunwind_func0:
 207 .byte 0x14, 0x00, 0x80, 0x50
 208 .byte 0x0f, 0x00, 0xe0, 0x0d
 209 .byte 0xcb, 0x95, 0x00, 0xf6
 210 .byte 0x13, 0xfc, 0xf5, 0x35
 211 .byte 0xfb, 0xe2, 0x08, 0xd6
 212 .byte 0xff, 0xe2, 0xcb, 0x08
 213 .byte 0xd6, 0xff, 0x00, 0x00
 214
 215 .Lunwind_func1:
 216 .byte 0x08, 0x00, 0x00, 0x00
 217 .byte 0x01, 0x00, 0x02, 0x00
 218 .byte 0x04, 0x00, 0xe0, 0x04
 219 .byte 0xef, 0x08, 0xd1, 0xfd
 220 .byte 0xef, 0x08, 0xd1, 0xfd
 221
 222 .Lunwind_func2:
 223 .byte 0x09, 0x00, 0x20, 0x20
 224 .byte 0x04, 0xec, 0x80, 0xc7
 225 .byte 0xfe, 0x00, 0x00, 0x00
 226 .Lunwind_func3:
 227 .byte 0x07, 0x00, 0xe0, 0x10
 228 .byte 0x04, 0xdf, 0xff, 0x00
 229 .Lunwind_func4:
 230 .byte 0x07, 0x00, 0x20, 0x20
 231 .byte 0xec, 0x50, 0xb5, 0x00
 232 .byte 0xff, 0x00, 0x00, 0x00
 233 .Lunwind_func5:
 234 .byte 0x0b, 0x00, 0x20, 0x58
 235 .byte 0xfa, 0x00, 0x00, 0x20
 236 .byte 0xf9, 0x00, 0x10, 0xf8
 237 .byte 0x00, 0x00, 0x08, 0xf7
 238 .byte 0x00, 0x04, 0xe8, 0x02
 239 .byte 0xed, 0x50, 0xff, 0x00