forked from OSchip/llvm-project
106 lines
2.9 KiB
LLVM
106 lines
2.9 KiB
LLVM
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; RUN: llc -verify-machineinstrs -mtriple=i686-pc-windows-msvc < %s \
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; RUN: | FileCheck --check-prefix=CHECK --check-prefix=X86 %s
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; RUN: llc -verify-machineinstrs -mtriple=x86_64-pc-windows-msvc < %s \
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; RUN: | FileCheck --check-prefix=CHECK --check-prefix=X64 %s
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; Loosely based on IR for this C++ source code:
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; void f(int p);
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; void try_in_catch() {
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; try {
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; f(1);
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; } catch (...) {
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; try {
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; f(2);
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; } catch (...) {
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; f(3);
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; }
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; }
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; }
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declare void @f(i32 %p)
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declare i32 @__CxxFrameHandler3(...)
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define i32 @try_in_catch() personality i32 (...)* @__CxxFrameHandler3 {
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entry:
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invoke void @f(i32 1)
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to label %try.cont unwind label %catch.dispatch.1
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try.cont:
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ret i32 0
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catch.dispatch.1:
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%cs1 = catchswitch within none [label %handler1] unwind to caller
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handler1:
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%h1 = catchpad within %cs1 [i8* null, i32 64, i8* null]
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invoke void @f(i32 2)
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to label %catchret1 unwind label %catch.dispatch.2
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catchret1:
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catchret from %h1 to label %try.cont
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catch.dispatch.2:
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%cs2 = catchswitch within %h1 [label %handler2] unwind to caller
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handler2:
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%h2 = catchpad within %cs2 [i8* null, i32 64, i8* null]
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call void @f(i32 3)
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catchret from %h2 to label %catchret1
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}
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; X86-LABEL: L__ehtable$try_in_catch:
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; X64-LABEL: $cppxdata$try_in_catch:
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; CHECK-NEXT: .long 429065506
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; CHECK-NEXT: .long 4
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; CHECK-NEXT: .long ($stateUnwindMap$try_in_catch)
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; CHECK-NEXT: .long 2
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; CHECK-NEXT: .long ($tryMap$try_in_catch)
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; ip2state num + ptr
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; X86-NEXT: .long 0
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; X86-NEXT: .long 0
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; X64-NEXT: .long 7
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; X64-NEXT: .long ($ip2state$try_in_catch)
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; unwindhelp offset
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; X64-NEXT: .long 40
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; CHECK-NEXT: .long 0
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; EHFlags
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; CHECK-NEXT: .long 1
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; CHECK: $tryMap$try_in_catch:
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; CHECK-NEXT: .long 2
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; CHECK-NEXT: .long 2
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; CHECK-NEXT: .long 3
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; CHECK-NEXT: .long 1
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; CHECK-NEXT: .long ($handlerMap$0$try_in_catch)
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long 3
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; CHECK-NEXT: .long 1
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; CHECK-NEXT: .long ($handlerMap$1$try_in_catch)
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; CHECK: $handlerMap$0$try_in_catch:
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; CHECK-NEXT: .long 64
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long "?catch${{[0-9]+}}@?0?try_in_catch@4HA"
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; X64-NEXT: .long 56
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; CHECK: $handlerMap$1$try_in_catch:
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; CHECK-NEXT: .long 64
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long "?catch${{[0-9]+}}@?0?try_in_catch@4HA"
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; X64-NEXT: .long 56
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; X64: $ip2state$try_in_catch:
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; X64-NEXT: .long .Lfunc_begin0@IMGREL
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; X64-NEXT: .long -1
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; X64-NEXT: .long .Ltmp0@IMGREL+1
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; X64-NEXT: .long 0
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; X64-NEXT: .long .Ltmp1@IMGREL+1
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; X64-NEXT: .long -1
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; X64-NEXT: .long "?catch$2@?0?try_in_catch@4HA"@IMGREL
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; X64-NEXT: .long 1
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; X64-NEXT: .long .Ltmp2@IMGREL+1
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; X64-NEXT: .long 2
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; X64-NEXT: .long .Ltmp3@IMGREL+1
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; X64-NEXT: .long 1
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; X64-NEXT: .long "?catch$4@?0?try_in_catch@4HA"@IMGREL
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; X64-NEXT: .long 3
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