llvm/test/tools/llvm-ml/struct.asm

   1 ; RUN: llvm-ml -m64 -filetype=s %s /Fo - | FileCheck %s
   2
   3 .data
   4 BAZ STRUCT
   5   a BYTE 1
   6   b BYTE 2
   7 BAZ ENDS
   8
   9 FOOBAR struct 2
  10   c BYTE 3 DUP (4)
  11   d DWORD 5
  12   e BAZ <>
  13   STRUCT f
  14     g BYTE 6
  15     h BYTE 7
  16   ends
  17   h BYTE "abcde"
  18 foobar ENDS
  19
  20 t1 foobar <>
  21
  22 ; CHECK: t1:
  23 ;
  24 ; BYTE 3 DUP (4), plus alignment padding
  25 ; CHECK-NEXT: .byte 4
  26 ; CHECK-NEXT: .byte 4
  27 ; CHECK-NEXT: .byte 4
  28 ; CHECK-NEXT: .zero 1
  29 ;
  30 ; DWORD 5
  31 ; CHECK-NEXT: .long 5
  32 ;
  33 ; BAZ <>
  34 ; CHECK-NEXT: .byte 1
  35 ; CHECK-NEXT: .byte 2
  36 ;
  37 ; <BYTE 6, BYTE 7>, with no alignment padding (field size < alignment)
  38 ; CHECK-NEXT: .byte 6
  39 ; CHECK-NEXT: .byte 7
  40 ;
  41 ; BYTE "abcde", plus alignment padding
  42 ; CHECK-NEXT: .byte 97
  43 ; CHECK-NEXT: .byte 98
  44 ; CHECK-NEXT: .byte 99
  45 ; CHECK-NEXT: .byte 100
  46 ; CHECK-NEXT: .byte 101
  47 ; CHECK-NEXT: .zero 1
  48
  49 t2 FOOBAR <"gh",,<10,11>,<12>,'ijk'>
  50
  51 ; CHECK: t2:
  52 ;
  53 ; BYTE "gh", padded with " ", plus alignment padding
  54 ; CHECK-NEXT: .byte 103
  55 ; CHECK-NEXT: .byte 104
  56 ; CHECK-NEXT: .byte 32
  57 ; CHECK-NEXT: .zero 1
  58 ;
  59 ; DWORD 5 (default-initialized when omitted)
  60 ; CHECK-NEXT: .long 5
  61 ;
  62 ; BAZ <10, 11>
  63 ; CHECK-NEXT: .byte 10
  64 ; CHECK-NEXT: .byte 11
  65 ;
  66 ; <BYTE 12, BYTE 7>, with no alignment padding (field size < alignment)
  67 ; CHECK-NEXT: .byte 12
  68 ; CHECK-NEXT: .byte 7
  69 ;
  70 ; BYTE "ijk", padded with " ", plus alignment padding
  71 ; CHECK-NEXT: .byte 105
  72 ; CHECK-NEXT: .byte 106
  73 ; CHECK-NEXT: .byte 107
  74 ; CHECK-NEXT: .byte 32
  75 ; CHECK-NEXT: .byte 32
  76 ; CHECK-NEXT: .zero 1
  77
  78 .code
  79
  80 t3:
  81 mov al, t2.f.h
  82 mov al, [t2].f.h
  83 mov al, [t2.f.h]
  84
  85 ; CHECK: t3:
  86 ; CHECK-NEXT: mov al, byte ptr [rip + t2+11]
  87 ; CHECK-NEXT: mov al, byte ptr [rip + t2+11]
  88 ; CHECK-NEXT: mov al, byte ptr [rip + t2+11]
  89
  90 t4:
  91 mov al, j.FOOBAR.f.h
  92 mov al, j.baz.b
  93
  94 ; CHECK: t4:
  95 ; CHECK-NEXT: mov al, byte ptr [rip + j+11]
  96 ; CHECK-NEXT: mov al, byte ptr [rip + j+1]
  97
  98 t5:
  99 mov al, [ebx].FOOBAR.f.h
 100 mov al, [ebx.FOOBAR].f.h
 101 mov al, [ebx.FOOBAR.f.h]
 102
 103 ; CHECK: t5:
 104 ; CHECK-NEXT: mov al, byte ptr [ebx + 11]
 105 ; CHECK-NEXT: mov al, byte ptr [ebx + 11]
 106 ; CHECK-NEXT: mov al, byte ptr [ebx + 11]
 107
 108 t6:
 109 mov al, t2.FOOBAR.f.h
 110 mov al, [t2].FOOBAR.f.h
 111 mov al, [t2.FOOBAR].f.h
 112 mov al, [t2.FOOBAR.f.h]
 113
 114 ; CHECK: t6:
 115 ; CHECK-NEXT: mov al, byte ptr [rip + t2+11]
 116 ; CHECK-NEXT: mov al, byte ptr [rip + t2+11]
 117 ; CHECK-NEXT: mov al, byte ptr [rip + t2+11]
 118 ; CHECK-NEXT: mov al, byte ptr [rip + t2+11]
 119
 120 t7:
 121 mov al, [ebx].FOOBAR.e.b
 122 mov al, [ebx.FOOBAR].e.b
 123 mov al, [ebx.FOOBAR.e].b
 124 mov al, [ebx.FOOBAR.e.b]
 125
 126 ; CHECK: t7:
 127 ; CHECK-NEXT: mov al, byte ptr [ebx + 9]
 128 ; CHECK-NEXT: mov al, byte ptr [ebx + 9]
 129 ; CHECK-NEXT: mov al, byte ptr [ebx + 9]
 130 ; CHECK-NEXT: mov al, byte ptr [ebx + 9]
 131
 132 t8:
 133 mov al, t2.FOOBAR.e.b
 134 mov al, [t2].FOOBAR.e.b
 135 mov al, [t2.FOOBAR].e.b
 136 mov al, [t2.FOOBAR.e].b
 137 mov al, [t2.FOOBAR.e.b]
 138
 139 ; CHECK: t8:
 140 ; CHECK-NEXT: mov al, byte ptr [rip + t2+9]
 141 ; CHECK-NEXT: mov al, byte ptr [rip + t2+9]
 142 ; CHECK-NEXT: mov al, byte ptr [rip + t2+9]
 143 ; CHECK-NEXT: mov al, byte ptr [rip + t2+9]
 144 ; CHECK-NEXT: mov al, byte ptr [rip + t2+9]
 145
 146 QUUX STRUCT
 147   u DWORD ?
 148   UNION
 149     v WORD ?
 150     w DWORD ?
 151     STRUCT
 152       x BYTE ?
 153       y BYTE ?
 154     ENDS
 155     after_struct BYTE ?
 156   ENDS
 157   z DWORD ?
 158 QUUX ENDS
 159
 160 t9:
 161 mov eax, [ebx].QUUX.u
 162 mov ax, [ebx].QUUX.v
 163 mov eax, [ebx].QUUX.w
 164 mov al, [ebx].QUUX.x
 165 mov al, [ebx].QUUX.y
 166 mov al, [ebx].QUUX.after_struct
 167 mov eax, [ebx].QUUX.z
 168
 169 ; CHECK: t9:
 170 ; CHECK-NEXT: mov eax, dword ptr [ebx]
 171 ; CHECK-NEXT: mov ax, word ptr [ebx + 4]
 172 ; CHECK-NEXT: mov eax, dword ptr [ebx + 4]
 173 ; CHECK-NEXT: mov al, byte ptr [ebx + 4]
 174 ; CHECK-NEXT: mov al, byte ptr [ebx + 5]
 175 ; CHECK-NEXT: mov al, byte ptr [ebx + 4]
 176 ; CHECK-NEXT: mov eax, dword ptr [ebx + 8]
 177
 178 t10:
 179 mov eax, FOOBAR.f
 180 mov eax, FOOBAR.f.h
 181
 182 ; CHECK: t10:
 183 ; CHECK-NEXT: mov eax, 10
 184 ; CHECK-NEXT: mov eax, 11
 185
 186 t11:
 187 mov ax, (FOOBAR PTR [ebx]).f
 188 mov ax, (FOOBAR PTR t1).f
 189
 190 ; CHECK: t11:
 191 ; CHECK-NEXT: mov ax, word ptr [ebx + 10]
 192 ; CHECK-NEXT: mov ax, word ptr [rip + t1+10]
 193
 194 END