llvm/test/tools/llvm-xray/ARM/extract-instrmap.test

   1 ## This test makes sure we can extract the instrumentation map from an
   2 ## XRay-instrumented PIE file.
   3
   4 ## Generated from the following source:
   5 ## __attribute__((xray_always_instrument)) void foo() {}
   6 ## __attribute__((xray_always_instrument)) void bar() {}
   7 ## __attribute__((xray_always_instrument)) void jar() {}
   8 ## Built with the following arguments:
   9 ## -target armv7a-linux-androideabi -nostdlib -fxray-instrument -fPIC -shared
  10
  11 --- !ELF
  12 FileHeader:
  13   Class:           ELFCLASS32
  14   Data:            ELFDATA2LSB
  15   Type:            ET_DYN
  16   Machine:         EM_ARM
  17   Flags:           [ EF_ARM_SOFT_FLOAT, EF_ARM_EABI_VER5 ]
  18   Entry:           0x00000000000012B0
  19 ProgramHeaders:
  20   - Type:     PT_LOAD
  21     Flags:    [ PF_R ]
  22     FirstSec: .rel.dyn
  23     LastSec:  .rel.dyn
  24     Align:    0x0000000000001000
  25   - Type:     PT_LOAD
  26     Flags:    [ PF_X, PF_R ]
  27     FirstSec: .text
  28     LastSec:  .text
  29     VAddr:    0x00000000000012B0
  30     Align:    0x0000000000001000
  31   - Type:     PT_LOAD
  32     Flags:    [ PF_W, PF_R ]
  33     FirstSec: xray_instr_map
  34     LastSec:  xray_fn_idx
  35     VAddr:    0x00000000000033CC
  36     Align:    0x0000000000001000
  37 Sections:
  38   - Name:            .rel.dyn
  39     Type:            SHT_REL
  40     Flags:           [ SHF_ALLOC ]
  41     Address:         0x0000000000000200
  42     Link:            .dynsym
  43     AddressAlign:    0x0000000000000004
  44     Relocations:
  45       - Offset:          0x00000000000033CC
  46         Type:            R_ARM_RELATIVE
  47       - Offset:          0x00000000000033DC
  48         Type:            R_ARM_RELATIVE
  49       - Offset:          0x00000000000033EC
  50         Type:            R_ARM_RELATIVE
  51       - Offset:          0x00000000000033FC
  52         Type:            R_ARM_RELATIVE
  53       - Offset:          0x000000000000340C
  54         Type:            R_ARM_RELATIVE
  55       - Offset:          0x000000000000341C
  56         Type:            R_ARM_RELATIVE
  57       - Offset:          0x0000000000003430
  58         Type:            R_ARM_RELATIVE
  59       - Offset:          0x0000000000003434
  60         Type:            R_ARM_RELATIVE
  61       - Offset:          0x0000000000003438
  62         Type:            R_ARM_RELATIVE
  63       - Offset:          0x000000000000343C
  64         Type:            R_ARM_RELATIVE
  65       - Offset:          0x0000000000003440
  66         Type:            R_ARM_RELATIVE
  67       - Offset:          0x0000000000003444
  68         Type:            R_ARM_RELATIVE
  69       - Offset:          0x00000000000033F0
  70         Symbol:          _Z3barv
  71         Type:            R_ARM_ABS32
  72       - Offset:          0x0000000000003400
  73         Symbol:          _Z3barv
  74         Type:            R_ARM_ABS32
  75       - Offset:          0x00000000000033D0
  76         Symbol:          _Z3foov
  77         Type:            R_ARM_ABS32
  78       - Offset:          0x00000000000033E0
  79         Symbol:          _Z3foov
  80         Type:            R_ARM_ABS32
  81       - Offset:          0x0000000000003410
  82         Symbol:          _Z3jarv
  83         Type:            R_ARM_ABS32
  84       - Offset:          0x0000000000003420
  85         Symbol:          _Z3jarv
  86         Type:            R_ARM_ABS32
  87   - Name:            .text
  88     Type:            SHT_PROGBITS
  89     Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
  90     Address:         0x00000000000012B0
  91     AddressAlign:    0x0000000000000004
  92     Size:            180
  93   - Name:            xray_instr_map
  94     Type:            SHT_PROGBITS
  95     Flags:           [ SHF_WRITE, SHF_ALLOC, SHF_LINK_ORDER ]
  96     Address:         0x00000000000033CC
  97     Link:            .text
  98     AddressAlign:    0x0000000000000001
  99     Content:         B0120000000000000001000000000000CC120000000000000101000000000000EC120000000000000001000000000000081300000000000001010000000000002813000000000000000100000000000044130000000000000101000000000000
 100   - Name:            xray_fn_idx
 101     Type:            SHT_PROGBITS
 102     Flags:           [ SHF_WRITE, SHF_ALLOC, SHF_LINK_ORDER ]
 103     Address:         0x0000000000003430
 104     Link:            .text
 105     AddressAlign:    0x0000000000000008
 106     Content:         CC330000EC330000EC3300000C3400000C3400002C340000
 107 DynamicSymbols:
 108   - Name:            _Z3barv
 109     Type:            STT_FUNC
 110     Section:         .text
 111     Binding:         STB_GLOBAL
 112     Value:           0x00000000000012EC
 113     Size:            0x000000000000003C
 114   - Name:            _Z3foov
 115     Type:            STT_FUNC
 116     Section:         .text
 117     Binding:         STB_GLOBAL
 118     Value:           0x00000000000012B0
 119     Size:            0x000000000000003C
 120   - Name:            _Z3jarv
 121     Type:            STT_FUNC
 122     Section:         .text
 123     Binding:         STB_GLOBAL
 124     Value:           0x0000000000001328
 125     Size:            0x000000000000003C
 126 ...
 127
 128 # RUN: yaml2obj %s -o %t.so
 129 # RUN: llvm-xray extract %t.so -s | FileCheck %s
 130
 131 # CHECK:      ---
 132 # CHECK-NEXT: - { id: 1, address: 0x12B0, function: 0x12B0, kind: function-enter, always-instrument: true, function-name: 'foo()' }
 133 # CHECK-NEXT: - { id: 1, address: 0x12CC, function: 0x12B0, kind: function-exit, always-instrument: true, function-name: 'foo()' }
 134 # CHECK-NEXT: - { id: 2, address: 0x12EC, function: 0x12EC, kind: function-enter, always-instrument: true, function-name: 'bar()' }
 135 # CHECK-NEXT: - { id: 2, address: 0x1308, function: 0x12EC, kind: function-exit, always-instrument: true, function-name: 'bar()' }
 136 # CHECK-NEXT: - { id: 3, address: 0x1328, function: 0x1328, kind: function-enter, always-instrument: true, function-name: 'jar()' }
 137 # CHECK-NEXT: - { id: 3, address: 0x1344, function: 0x1328, kind: function-exit, always-instrument: true, function-name: 'jar()' }
 138 # CHECK-NEXT: ...
 139
 140 # RUN: llvm-xray extract -s --no-demangle %t.so | FileCheck --check-prefix=MANGLED %s
 141
 142 # MANGLED:      ---
 143 # MANGLED-NEXT: - { id: 1, address: 0x12B0, function: 0x12B0, kind: function-enter, always-instrument: true, function-name: _Z3foov }
 144 # MANGLED-NEXT: - { id: 1, address: 0x12CC, function: 0x12B0, kind: function-exit, always-instrument: true, function-name: _Z3foov }
 145 # MANGLED-NEXT: - { id: 2, address: 0x12EC, function: 0x12EC, kind: function-enter, always-instrument: true, function-name: _Z3barv }
 146 # MANGLED-NEXT: - { id: 2, address: 0x1308, function: 0x12EC, kind: function-exit, always-instrument: true, function-name: _Z3barv }
 147 # MANGLED-NEXT: - { id: 3, address: 0x1328, function: 0x1328, kind: function-enter, always-instrument: true, function-name: _Z3jarv }
 148 # MANGLED-NEXT: - { id: 3, address: 0x1344, function: 0x1328, kind: function-exit, always-instrument: true, function-name: _Z3jarv }
 149 # MANGLED-NEXT: ...