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|
; RUN: llc < %s -mtriple=i686-windows-gnu | FileCheck %s --check-prefix=CHECK-MINGW-X86
%struct.as = type { ptr }
@_ZZ2amiE2au = internal unnamed_addr global %struct.as zeroinitializer, align 4
@_ZGVZ2amiE2au = internal global i64 0, align 8
@_ZTIi = external constant ptr
define void @_Z2ami(i32) #0 personality ptr @__gxx_personality_v0 {
; CHECK-MINGW-X86-LABEL: _Z2ami:
; CHECK-MINGW-X86: # %bb.0: # %entry
; CHECK-MINGW-X86-NEXT: pushl %edi
; CHECK-MINGW-X86-NEXT: .cfi_def_cfa_offset 8
; CHECK-MINGW-X86-NEXT: pushl %esi
; CHECK-MINGW-X86-NEXT: .cfi_def_cfa_offset 12
; CHECK-MINGW-X86-NEXT: .cfi_offset %esi, -12
; CHECK-MINGW-X86-NEXT: .cfi_offset %edi, -8
; CHECK-MINGW-X86-NEXT: movzbl __ZGVZ2amiE2au, %eax
; CHECK-MINGW-X86-NEXT: testb %al, %al
; CHECK-MINGW-X86-NEXT: jne LBB0_4
; CHECK-MINGW-X86-NEXT: # %bb.1: # %init.check
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $__ZGVZ2amiE2au
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll ___cxa_guard_acquire
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: testl %eax, %eax
; CHECK-MINGW-X86-NEXT: je LBB0_4
; CHECK-MINGW-X86-NEXT: # %bb.2: # %init
; CHECK-MINGW-X86-NEXT: Ltmp0:
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $4
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll __Znwj
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: Ltmp1:
; CHECK-MINGW-X86-NEXT: # %bb.3: # %invoke.cont
; CHECK-MINGW-X86-NEXT: movl %eax, __ZZ2amiE2au
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $__ZGVZ2amiE2au
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll ___cxa_guard_release
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: LBB0_4: # %init.end
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $4
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll __Znwj
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: movl %eax, %esi
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $4
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll ___cxa_allocate_exception
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: movl $0, (%eax)
; CHECK-MINGW-X86-NEXT: Ltmp3:
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x0c
; CHECK-MINGW-X86-NEXT: movl .refptr.__ZTIi, %ecx
; CHECK-MINGW-X86-NEXT: pushl $0
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: pushl %ecx
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: pushl %eax
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll ___cxa_throw
; CHECK-MINGW-X86-NEXT: addl $12, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -12
; CHECK-MINGW-X86-NEXT: Ltmp4:
; CHECK-MINGW-X86-NEXT: # %bb.8: # %unreachable
; CHECK-MINGW-X86-NEXT: LBB0_5: # %lpad
; CHECK-MINGW-X86-NEXT: Ltmp2:
; CHECK-MINGW-X86-NEXT: movl %eax, %edi
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $__ZGVZ2amiE2au
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll ___cxa_guard_abort
; CHECK-MINGW-X86-NEXT: jmp LBB0_7
; CHECK-MINGW-X86-NEXT: LBB0_6: # %lpad1
; CHECK-MINGW-X86-NEXT: .cfi_def_cfa_offset 12
; CHECK-MINGW-X86-NEXT: Ltmp5:
; CHECK-MINGW-X86-NEXT: movl %eax, %edi
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl %esi
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll __ZdlPv
; CHECK-MINGW-X86-NEXT: LBB0_7: # %eh.resume
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl %edi
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll __Unwind_Resume
; CHECK-MINGW-X86-NEXT: Lfunc_end0:
entry:
%1 = load atomic i8, ptr @_ZGVZ2amiE2au acquire, align 8
%guard.uninitialized = icmp eq i8 %1, 0
br i1 %guard.uninitialized, label %init.check, label %init.end
init.check: ; preds = %entry
%2 = tail call i32 @__cxa_guard_acquire(ptr nonnull @_ZGVZ2amiE2au)
%tobool = icmp eq i32 %2, 0
br i1 %tobool, label %init.end, label %init
init: ; preds = %init.check
%call.i3 = invoke ptr @_Znwj(i32 4)
to label %invoke.cont unwind label %lpad
invoke.cont: ; preds = %init
store ptr %call.i3, ptr @_ZZ2amiE2au, align 4
tail call void @__cxa_guard_release(ptr nonnull @_ZGVZ2amiE2au)
br label %init.end
init.end: ; preds = %init.check, %invoke.cont, %entry
%call.i = tail call ptr @_Znwj(i32 4)
%exception = tail call ptr @__cxa_allocate_exception(i32 4)
store i32 0, ptr %exception, align 16
invoke void @__cxa_throw(ptr %exception, ptr @_ZTIi, ptr null)
to label %unreachable unwind label %lpad1
lpad: ; preds = %init
%3 = landingpad { ptr, i32 }
cleanup
%4 = extractvalue { ptr, i32 } %3, 0
%5 = extractvalue { ptr, i32 } %3, 1
tail call void @__cxa_guard_abort(ptr nonnull @_ZGVZ2amiE2au) #1
br label %eh.resume
lpad1: ; preds = %init.end
%6 = landingpad { ptr, i32 }
cleanup
%7 = extractvalue { ptr, i32 } %6, 0
%8 = extractvalue { ptr, i32 } %6, 1
tail call void @_ZdlPv(ptr nonnull %call.i)
br label %eh.resume
eh.resume: ; preds = %lpad1, %lpad
%exn.slot.0 = phi ptr [ %7, %lpad1 ], [ %4, %lpad ]
%ehselector.slot.0 = phi i32 [ %8, %lpad1 ], [ %5, %lpad ]
%lpad.val = insertvalue { ptr, i32 } undef, ptr %exn.slot.0, 0
%lpad.val2 = insertvalue { ptr, i32 } %lpad.val, i32 %ehselector.slot.0, 1
resume { ptr, i32 } %lpad.val2
unreachable: ; preds = %init.end
unreachable
}
declare i32 @__cxa_guard_acquire(ptr)
declare i32 @__gxx_personality_v0(...)
declare void @__cxa_guard_abort(ptr)
declare void @__cxa_guard_release(ptr)
declare ptr @__cxa_allocate_exception(i32)
declare void @__cxa_throw(ptr, ptr, ptr)
declare noalias nonnull ptr @_Znwj(i32)
declare ptr @__cxa_begin_catch(ptr)
declare void @__cxa_end_catch()
declare void @_ZdlPv(ptr)
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