| ; 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) |
