llvm/test/CodeGen/X86/win-cleanuppad.ll

   1 ; RUN: llc -verify-machineinstrs -mtriple=i686-pc-windows-msvc < %s | FileCheck --check-prefix=X86 %s
   2 ; RUN: llc -verify-machineinstrs -mtriple=x86_64-pc-windows-msvc < %s | FileCheck --check-prefix=X64 %s
   3
   4 %struct.Dtor = type { i8 }
   5
   6 define void @simple_cleanup() #0 personality ptr @__CxxFrameHandler3 {
   7 entry:
   8   %o = alloca %struct.Dtor, align 1
   9   invoke void @f(i32 1)
  10           to label %invoke.cont unwind label %ehcleanup
  11
  12 invoke.cont:                                      ; preds = %entry
  13   call x86_thiscallcc void @"\01??1Dtor@@QAE@XZ"(ptr %o) #2
  14   ret void
  15
  16 ehcleanup:                                        ; preds = %entry
  17   %0 = cleanuppad within none []
  18   call x86_thiscallcc void @"\01??1Dtor@@QAE@XZ"(ptr %o) #2 [ "funclet"(token %0) ]
  19   cleanupret from %0 unwind to caller
  20 }
  21
  22 ; CHECK: simple_cleanup:                         # @simple_cleanup
  23 ; CHECK:         pushq   %rbp
  24 ; CHECK:         subq    $48, %rsp
  25 ; CHECK:         leaq    48(%rsp), %rbp
  26 ; CHECK:         movq    $-2, -8(%rbp)
  27 ; CHECK:         movl    $1, %ecx
  28 ; CHECK:         callq   f
  29 ; CHECK:         callq   "??1Dtor@@QAE@XZ"
  30 ; CHECK:         nop
  31 ; CHECK:         addq    $48, %rsp
  32 ; CHECK:         popq    %rbp
  33 ; CHECK:         retq
  34
  35 ; CHECK: "?dtor$2@?0?simple_cleanup@4HA":
  36 ; CHECK:         callq   "??1Dtor@@QAE@XZ"
  37 ; CHECK:         retq
  38
  39 ; CHECK: $cppxdata$simple_cleanup:
  40 ; CHECK-NEXT:         .long   429065506
  41 ; CHECK-NEXT:         .long   1
  42 ; CHECK-NEXT:         .long   ($stateUnwindMap$simple_cleanup)@IMGREL
  43 ; CHECK-NEXT:         .long   0
  44 ; CHECK-NEXT:         .long   0
  45 ; CHECK-NEXT:         .long   3
  46 ; CHECK-NEXT:         .long   ($ip2state$simple_cleanup)@IMGREL
  47 ; UnwindHelp offset should match the -2 store above
  48 ; CHECK-NEXT:         .long   40
  49 ; CHECK-NEXT:         .long   0
  50 ; CHECK-NEXT:         .long   1
  51
  52 declare void @f(i32) #0
  53
  54 declare i32 @__CxxFrameHandler3(...)
  55
  56 ; Function Attrs: nounwind
  57 declare x86_thiscallcc void @"\01??1Dtor@@QAE@XZ"(ptr) #1
  58
  59 define void @nested_cleanup() #0 personality ptr @__CxxFrameHandler3 {
  60 entry:
  61   %o1 = alloca %struct.Dtor, align 8
  62   %o2 = alloca %struct.Dtor, align 8
  63   invoke void @f(i32 1)
  64           to label %invoke.cont unwind label %cleanup.outer
  65
  66 invoke.cont:                                      ; preds = %entry
  67   invoke void @f(i32 2)
  68           to label %invoke.cont.1 unwind label %cleanup.inner
  69
  70 invoke.cont.1:                                    ; preds = %invoke.cont
  71   call x86_thiscallcc void @"\01??1Dtor@@QAE@XZ"(ptr %o2) #2
  72   invoke void @f(i32 3)
  73           to label %invoke.cont.2 unwind label %cleanup.outer
  74
  75 invoke.cont.2:                                    ; preds = %invoke.cont.1
  76   call x86_thiscallcc void @"\01??1Dtor@@QAE@XZ"(ptr %o1) #2
  77   ret void
  78
  79 cleanup.inner:                                        ; preds = %invoke.cont
  80   %0 = cleanuppad within none []
  81   call x86_thiscallcc void @"\01??1Dtor@@QAE@XZ"(ptr %o2) #2 [ "funclet"(token %0) ]
  82   cleanupret from %0 unwind label %cleanup.outer
  83
  84 cleanup.outer:                                      ; preds = %invoke.cont.1, %cleanup.inner, %entry
  85   %1 = cleanuppad within none []
  86   call x86_thiscallcc void @"\01??1Dtor@@QAE@XZ"(ptr %o1) #2 [ "funclet"(token %1) ]
  87   cleanupret from %1 unwind to caller
  88 }
  89
  90 ; X86-LABEL: _nested_cleanup:
  91 ; X86: pushl   $1
  92 ; X86: calll   _f
  93 ; X86: pushl   $2
  94 ; X86: calll   _f
  95 ; X86: pushl   $3
  96 ; X86: calll   _f
  97
  98 ; X86: "?dtor$[[cleanup_inner:[0-9]+]]@?0?nested_cleanup@4HA":
  99 ; X86: LBB1_[[cleanup_inner]]: # %cleanup.inner{{$}}
 100 ; X86: pushl %ebp
 101 ; X86: leal    {{.*}}(%ebp), %ecx
 102 ; X86: calll   "??1Dtor@@QAE@XZ"
 103 ; X86: popl %ebp
 104 ; X86: retl
 105
 106 ; X86: "?dtor$[[cleanup_outer:[0-9]+]]@?0?nested_cleanup@4HA":
 107 ; X86: LBB1_[[cleanup_outer]]: # %cleanup.outer{{$}}
 108 ; X86: pushl %ebp
 109 ; X86: leal    {{.*}}(%ebp), %ecx
 110 ; X86: calll   "??1Dtor@@QAE@XZ"
 111 ; X86: popl %ebp
 112 ; X86: retl
 113
 114 ; X86: L__ehtable$nested_cleanup:
 115 ; X86:         .long   429065506
 116 ; X86:         .long   2
 117 ; X86:         .long   ($stateUnwindMap$nested_cleanup)
 118 ; X86:         .long   0
 119 ; X86:         .long   0
 120 ; X86:         .long   0
 121 ; X86:         .long   0
 122 ; X86:         .long   0
 123 ; X86:         .long   1
 124 ; X86: $stateUnwindMap$nested_cleanup:
 125 ; X86:         .long   -1
 126 ; X86:         .long   "?dtor$[[cleanup_outer]]@?0?nested_cleanup@4HA"
 127 ; X86:         .long   0
 128 ; X86:         .long   "?dtor$[[cleanup_inner]]@?0?nested_cleanup@4HA"
 129
 130 ; X64-LABEL: nested_cleanup:
 131 ; X64: .Lfunc_begin1:
 132 ; X64: .Ltmp2:
 133 ; X64: movl    $1, %ecx
 134 ; X64: callq   f
 135 ; X64: .Ltmp4:
 136 ; X64: movl    $2, %ecx
 137 ; X64: callq   f
 138 ; X64: .Ltmp5:
 139 ; X64: callq   "??1Dtor@@QAE@XZ"
 140 ; X64: .Ltmp6:
 141 ; X64: movl    $3, %ecx
 142 ; X64: callq   f
 143 ; X64: .Ltmp7:
 144
 145 ; X64: "?dtor$[[cleanup_inner:[0-9]+]]@?0?nested_cleanup@4HA":
 146 ; X64: LBB1_[[cleanup_inner]]: # %cleanup.inner{{$}}
 147 ; X64: pushq %rbp
 148 ; X64: leaq    {{.*}}(%rbp), %rcx
 149 ; X64: callq   "??1Dtor@@QAE@XZ"
 150 ; X64: popq %rbp
 151 ; X64: retq
 152
 153 ; X64:        .seh_handlerdata
 154 ; X64:        .text
 155 ; X64:        .seh_endproc
 156
 157 ; X64: "?dtor$[[cleanup_outer:[0-9]+]]@?0?nested_cleanup@4HA":
 158 ; X64: LBB1_[[cleanup_outer]]: # %cleanup.outer{{$}}
 159 ; X64: pushq %rbp
 160 ; X64: leaq    {{.*}}(%rbp), %rcx
 161 ; X64: callq   "??1Dtor@@QAE@XZ"
 162 ; X64: popq %rbp
 163 ; X64: retq
 164
 165 ; X64:        .section .xdata,"dr"
 166 ; X64-NEXT: .p2align  2
 167 ; X64: $cppxdata$nested_cleanup:
 168 ; X64-NEXT: .long   429065506
 169 ; X64-NEXT: .long   2
 170 ; X64-NEXT: .long   ($stateUnwindMap$nested_cleanup)@IMGREL
 171 ; X64-NEXT: .long   0
 172 ; X64-NEXT: .long   0
 173 ; X64-NEXT: .long   5
 174 ; X64-NEXT: .long   ($ip2state$nested_cleanup)@IMGREL
 175 ; X64-NEXT: .long   56
 176 ; X64-NEXT: .long   0
 177 ; X64-NEXT: .long   1
 178
 179 ; X64: $stateUnwindMap$nested_cleanup:
 180 ; X64-NEXT: .long   -1
 181 ; X64-NEXT: .long   "?dtor$[[cleanup_outer]]@?0?nested_cleanup@4HA"@IMGREL
 182 ; X64-NEXT: .long   0
 183 ; X64-NEXT: .long   "?dtor$[[cleanup_inner]]@?0?nested_cleanup@4HA"@IMGREL
 184
 185 ; X64: $ip2state$nested_cleanup:
 186 ; X64-NEXT: .long   .Lfunc_begin1@IMGREL
 187 ; X64-NEXT: .long   -1
 188 ; X64-NEXT: .long   .Ltmp2@IMGREL
 189 ; X64-NEXT: .long   0
 190 ; X64-NEXT: .long   .Ltmp4@IMGREL
 191 ; X64-NEXT: .long   1
 192 ; X64-NEXT: .long   .Ltmp6@IMGREL
 193 ; X64-NEXT: .long   0
 194 ; X64-NEXT: .long   .Ltmp7@IMGREL+1
 195 ; X64-NEXT: .long   -1
 196
 197 attributes #0 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
 198 attributes #1 = { nounwind "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
 199 attributes #2 = { nounwind }