test/MC/MachO/ARM/compact-unwind-armv7k.s

   1 @ RUN: llvm-mc -triple=thumbv7k-apple-watchos2.0.0 -filetype=obj -o %t < %s && llvm-objdump -unwind-info %t | FileCheck %s
   2
   3 @ CHECK: Contents of __compact_unwind section:
   4
   5         .syntax unified
   6         .align        2
   7         .code        16
   8
   9 @ CHECK-LABEL: start: {{.*}} _test_r4_r5_r6
  10 @ CHECK: compact encoding: 0x01000007
  11         .thumb_func        _test_r4_r5_r6
  12 _test_r4_r5_r6:
  13         .cfi_startproc
  14         push        {r4, r5, r6, r7, lr}
  15         add        r7, sp, #12
  16         sub        sp, #16
  17         .cfi_def_cfa r7, 8
  18         .cfi_offset lr, -4
  19         .cfi_offset r7, -8
  20         .cfi_offset r6, -12
  21         .cfi_offset r5, -16
  22         .cfi_offset r4, -20
  23         .cfi_endproc
  24
  25
  26 @ CHECK-LABEL: start: {{.*}} _test_r4_r5_r10_r11
  27 @ CHECK: compact encoding: 0x01000063
  28         .thumb_func        _test_r4_r5_r10_r11
  29 _test_r4_r5_r10_r11:
  30         .cfi_startproc
  31         push        {r4, r5, r7, lr}
  32         add        r7, sp, #8
  33         .cfi_def_cfa r7, 8
  34         .cfi_offset lr, -4
  35         .cfi_offset r7, -8
  36         .cfi_offset r5, -12
  37         .cfi_offset r4, -16
  38         push.w        {r10, r11}
  39         .cfi_offset r11, -20
  40         .cfi_offset r10, -24
  41         .cfi_endproc
  42
  43
  44 @ CHECK-LABEL: start: {{.*}} _test_d8
  45 @ CHECK: compact encoding: 0x02000000
  46         .thumb_func        _test_d8
  47 _test_d8:
  48         .cfi_startproc
  49         push        {r7, lr}
  50         mov        r7, sp
  51         .cfi_def_cfa r7, 8
  52         .cfi_offset lr, -4
  53         .cfi_offset r7, -8
  54         vpush        {d8}
  55         .cfi_offset d8, -16
  56         .cfi_endproc
  57
  58
  59 @ CHECK-LABEL: start: {{.*}} _test_d8_d10_d12_d14
  60 @ CHECK: compact encoding: 0x02000300
  61         .thumb_func        _test_d8_d10_d12_d14
  62 _test_d8_d10_d12_d14:
  63         .cfi_startproc
  64         push        {r7, lr}
  65         mov        r7, sp
  66         .cfi_def_cfa r7, 8
  67         .cfi_offset lr, -4
  68         .cfi_offset r7, -8
  69         vpush        {d14}
  70         vpush        {d12}
  71         vpush        {d10}
  72         vpush        {d8}
  73         .cfi_offset d14, -16
  74         .cfi_offset d12, -24
  75         .cfi_offset d10, -32
  76         .cfi_offset d8, -40
  77         .cfi_endproc
  78
  79 @ CHECK-LABEL: start: {{.*}} _test_varargs
  80 @ CHECK: compact encoding: 0x01c00001
  81         .thumb_func        _test_varargs
  82 _test_varargs:
  83         .cfi_startproc
  84         sub        sp, #12
  85         push        {r4, r7, lr}
  86         add        r7, sp, #4
  87         .cfi_def_cfa r7, 20
  88         .cfi_offset lr, -16
  89         .cfi_offset r7, -20
  90         .cfi_offset r4, -24
  91         add.w        r9, r7, #8
  92         mov        r4, r0
  93         stm.w        r9, {r1, r2, r3}
  94         .cfi_endproc
  95
  96 @ CHECK-LABEL: start: {{.*}} _test_missing_lr
  97 @ CHECK: compact encoding: 0x04000000
  98         .thumb_func _test_missing_lr
  99 _test_missing_lr:
 100         .cfi_startproc
 101         push {r7}
 102         .cfi_def_cfa r7, 4
 103         .cfi_offset r7, -4
 104         pop {r7}
 105         bx lr
 106         .cfi_endproc
 107
 108 @ CHECK-LABEL: start: {{.*}} _test_swapped_offsets
 109 @ CHECK: compact encoding: 0x04000000
 110         .thumb_func _test_swapped_offsets
 111 _test_swapped_offsets:
 112         .cfi_startproc
 113         push {r7, lr}
 114         push {r10}
 115         push {r4}
 116         .cfi_def_cfa r7, 8
 117         .cfi_offset lr, -4
 118         .cfi_offset r7, -8
 119         .cfi_offset r10, -12
 120         .cfi_offset r4, -16
 121         pop {r4}
 122         pop {r10}
 123         pop {r7, pc}
 124         .cfi_endproc