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|
; RUN: llc -verify-machineinstrs -mtriple=aarch64-pc-windows-msvc < %s \
; RUN: | FileCheck --check-prefix=CHECK %s
; Loosely based on IR for this C++ source code:
; void f(int p);
; void try_in_catch() {
; try {
; f(1);
; } catch (...) {
; try {
; f(2);
; } catch (...) {
; f(3);
; }
; }
; }
declare void @f(i32 %p)
declare i32 @__CxxFrameHandler3(...)
define i32 @try_in_catch() personality ptr @__CxxFrameHandler3 {
entry:
invoke void @f(i32 1)
to label %try.cont unwind label %catch.dispatch.1
try.cont:
ret i32 0
catch.dispatch.1:
%cs1 = catchswitch within none [label %handler1] unwind to caller
handler1:
%h1 = catchpad within %cs1 [ptr null, i32 64, ptr null]
invoke void @f(i32 2) [ "funclet"(token %h1) ]
to label %catchret1 unwind label %catch.dispatch.2
catchret1:
catchret from %h1 to label %try.cont
catch.dispatch.2:
%cs2 = catchswitch within %h1 [label %handler2] unwind to caller
handler2:
%h2 = catchpad within %cs2 [ptr null, i32 64, ptr null]
call void @f(i32 3)
catchret from %h2 to label %catchret1
}
; CHECK-LABEL: $cppxdata$try_in_catch:
; CHECK-NEXT: .word 429065506
; CHECK-NEXT: .word 4
; CHECK-NEXT: .word $stateUnwindMap$try_in_catch
; CHECK-NEXT: .word 2
; CHECK-NEXT: .word $tryMap$try_in_catch
; ip2state num + ptr
; CHECK-NEXT: .word 7
; CHECK-NEXT: .word $ip2state$try_in_catch
; unwindhelp offset
; CHECK-NEXT: .word -16
; CHECK-NEXT: .word 0
; EHFlags
; CHECK-NEXT: .word 1
; CHECK-LABEL: $tryMap$try_in_catch:
; CHECK-NEXT: .word 0
; CHECK-NEXT: .word 0
; CHECK-NEXT: .word 3
; CHECK-NEXT: .word 1
; CHECK-NEXT: .word $handlerMap$0$try_in_catch
; CHECK-NEXT: .word 2
; CHECK-NEXT: .word 2
; CHECK-NEXT: .word 3
; CHECK-NEXT: .word 1
; CHECK-NEXT: .word $handlerMap$1$try_in_catch
; CHECK: $handlerMap$0$try_in_catch:
; CHECK-NEXT: .word 64
; CHECK-NEXT: .word 0
; CHECK-NEXT: .word 0
; CHECK-NEXT: .word "?catch${{[0-9]+}}@?0?try_in_catch@4HA"
; CHECK-NEXT: .word 0
; CHECK: $handlerMap$1$try_in_catch:
; CHECK-NEXT: .word 64
; CHECK-NEXT: .word 0
; CHECK-NEXT: .word 0
; CHECK-NEXT: .word "?catch${{[0-9]+}}@?0?try_in_catch@4HA"
; CHECK-NEXT: .word 0
; CHECK: $ip2state$try_in_catch:
; CHECK-NEXT: .word .Lfunc_begin0@IMGREL
; CHECK-NEXT: .word -1
; CHECK-NEXT: .word .Ltmp0@IMGREL
; CHECK-NEXT: .word 0
; CHECK-NEXT: .word .Ltmp1@IMGREL
; CHECK-NEXT: .word -1
; CHECK-NEXT: .word "?catch$2@?0?try_in_catch@4HA"@IMGREL
; CHECK-NEXT: .word 1
; CHECK-NEXT: .word .Ltmp2@IMGREL
; CHECK-NEXT: .word 2
; CHECK-NEXT: .word .Ltmp3@IMGREL
; CHECK-NEXT: .word 1
; CHECK-NEXT: .word "?catch$4@?0?try_in_catch@4HA"@IMGREL
; CHECK-NEXT: .word 3
|
