diff options
author | Dimitry Andric <dim@FreeBSD.org> | 2015-12-30 11:46:15 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2015-12-30 11:46:15 +0000 |
commit | dd58ef019b700900793a1eb48b52123db01b654e (patch) | |
tree | fcfbb4df56a744f4ddc6122c50521dd3f1c5e196 /test/CodeGen/WinEH/cppeh-nested-rethrow.ll | |
parent | 2fe5752e3a7c345cdb59e869278d36af33c13fa4 (diff) |
Notes
Diffstat (limited to 'test/CodeGen/WinEH/cppeh-nested-rethrow.ll')
-rw-r--r-- | test/CodeGen/WinEH/cppeh-nested-rethrow.ll | 212 |
1 files changed, 0 insertions, 212 deletions
diff --git a/test/CodeGen/WinEH/cppeh-nested-rethrow.ll b/test/CodeGen/WinEH/cppeh-nested-rethrow.ll deleted file mode 100644 index 53f532c8eb16..000000000000 --- a/test/CodeGen/WinEH/cppeh-nested-rethrow.ll +++ /dev/null @@ -1,212 +0,0 @@ -; RUN: opt -mtriple=x86_64-pc-windows-msvc -winehprepare -S -o - < %s | FileCheck %s - -; This test was generated from the following code. -; -; void test1() { -; try { -; try { -; throw 1; -; } catch(...) { throw; } -; } catch (...) { } -; } -; void test2() { -; try { -; throw 1; -; } catch(...) { -; try { -; throw; -; } catch (...) {} -; } -; } -; -; These two functions result in functionally equivalent code, but the last -; catch block contains a call to llvm.eh.endcatch that tripped up processing -; during development. -; -; The main purpose of this test is to verify that we can correctly -; handle the case of nested landing pads that return directly to a block in -; the parent function. - -; ModuleID = 'cppeh-nested-rethrow.cpp' -target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" -target triple = "x86_64-pc-windows-msvc" - -%rtti.TypeDescriptor2 = type { i8**, i8*, [3 x i8] } -%eh.CatchableType = type { i32, i32, i32, i32, i32, i32, i32 } -%eh.CatchableTypeArray.1 = type { i32, [1 x i32] } -%eh.ThrowInfo = type { i32, i32, i32, i32 } - -$"\01??_R0H@8" = comdat any - -$"_CT??_R0H@84" = comdat any - -$_CTA1H = comdat any - -$_TI1H = comdat any - -@"\01??_7type_info@@6B@" = external constant i8* -@"\01??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".H\00" }, comdat -@__ImageBase = external constant i8 -@"_CT??_R0H@84" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 1, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 0, i32 -1, i32 0, i32 4, i32 0 }, section ".xdata", comdat -@_CTA1H = linkonce_odr unnamed_addr constant %eh.CatchableTypeArray.1 { i32 1, [1 x i32] [i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%eh.CatchableType* @"_CT??_R0H@84" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32)] }, section ".xdata", comdat -@_TI1H = linkonce_odr unnamed_addr constant %eh.ThrowInfo { i32 0, i32 0, i32 0, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%eh.CatchableTypeArray.1* @_CTA1H to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, section ".xdata", comdat - -; CHECK-LABEL: define void @"\01?test1@@YAXXZ"() -; CHECK: entry: -; CHECK: call void (...) @llvm.localescape - -; Function Attrs: nounwind uwtable -define void @"\01?test1@@YAXXZ"() #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) { -entry: - %tmp = alloca i32, align 4 - %exn.slot = alloca i8* - %ehselector.slot = alloca i32 - store i32 1, i32* %tmp - %0 = bitcast i32* %tmp to i8* - invoke void @_CxxThrowException(i8* %0, %eh.ThrowInfo* @_TI1H) #2 - to label %unreachable unwind label %lpad - -lpad: ; preds = %entry - %1 = landingpad { i8*, i32 } - catch i8* null - %2 = extractvalue { i8*, i32 } %1, 0 - store i8* %2, i8** %exn.slot - %3 = extractvalue { i8*, i32 } %1, 1 - store i32 %3, i32* %ehselector.slot - br label %catch - -catch: ; preds = %lpad - %exn = load i8*, i8** %exn.slot - call void @llvm.eh.begincatch(i8* %exn, i8* null) #1 - invoke void @_CxxThrowException(i8* null, %eh.ThrowInfo* null) #2 - to label %unreachable unwind label %lpad1 - -lpad1: ; preds = %catch - %4 = landingpad { i8*, i32 } - catch i8* null - %5 = extractvalue { i8*, i32 } %4, 0 - store i8* %5, i8** %exn.slot - %6 = extractvalue { i8*, i32 } %4, 1 - store i32 %6, i32* %ehselector.slot - br label %catch2 - -catch2: ; preds = %lpad1 - %exn3 = load i8*, i8** %exn.slot - call void @llvm.eh.begincatch(i8* %exn3, i8* null) #1 - call void @llvm.eh.endcatch() #1 - br label %try.cont.4 - -; This block should not be eliminated. -; CHECK: try.cont.4: -try.cont.4: ; preds = %catch2, %try.cont - ret void - -try.cont: ; No predecessors! - br label %try.cont.4 - -unreachable: ; preds = %catch, %entry - unreachable -; CHECK: } -} - -declare void @_CxxThrowException(i8*, %eh.ThrowInfo*) - -declare i32 @__CxxFrameHandler3(...) - -; Function Attrs: nounwind -declare void @llvm.eh.begincatch(i8* nocapture, i8* nocapture) #1 - -; Function Attrs: nounwind -declare void @llvm.eh.endcatch() #1 - -; CHECK-LABEL: define void @"\01?test2@@YAXXZ"() -; CHECK: entry: -; CHECK: call void (...) @llvm.localescape - -; Function Attrs: nounwind uwtable -define void @"\01?test2@@YAXXZ"() #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) { -entry: - %tmp = alloca i32, align 4 - %exn.slot = alloca i8* - %ehselector.slot = alloca i32 - store i32 1, i32* %tmp - %0 = bitcast i32* %tmp to i8* - invoke void @_CxxThrowException(i8* %0, %eh.ThrowInfo* @_TI1H) #2 - to label %unreachable unwind label %lpad - -lpad: ; preds = %entry - %1 = landingpad { i8*, i32 } - catch i8* null - %2 = extractvalue { i8*, i32 } %1, 0 - store i8* %2, i8** %exn.slot - %3 = extractvalue { i8*, i32 } %1, 1 - store i32 %3, i32* %ehselector.slot - br label %catch - -catch: ; preds = %lpad - %exn = load i8*, i8** %exn.slot - call void @llvm.eh.begincatch(i8* %exn, i8* null) #1 - invoke void @_CxxThrowException(i8* null, %eh.ThrowInfo* null) #2 - to label %unreachable unwind label %lpad1 - -lpad1: ; preds = %catch - %4 = landingpad { i8*, i32 } - catch i8* null - %5 = extractvalue { i8*, i32 } %4, 0 - store i8* %5, i8** %exn.slot - %6 = extractvalue { i8*, i32 } %4, 1 - store i32 %6, i32* %ehselector.slot - br label %catch2 - -catch2: ; preds = %lpad1 - %exn3 = load i8*, i8** %exn.slot - call void @llvm.eh.begincatch(i8* %exn3, i8* null) #1 - call void @llvm.eh.endcatch() #1 - br label %try.cont - -; This block should not be eliminated. -; CHECK: try.cont: -; The endcatch call should be eliminated. -; CHECK-NOT: call void @llvm.eh.endcatch() -try.cont: ; preds = %catch2 - call void @llvm.eh.endcatch() #1 - br label %try.cont.4 - -try.cont.4: ; preds = %try.cont - ret void - -unreachable: ; preds = %catch, %entry - unreachable -; CHECK: } -} - -; The outlined test1.catch handler should return to a valid block address. -; CHECK-LABEL: define internal i8* @"\01?test1@@YAXXZ.catch"(i8*, i8*) -; CHECK-NOT: ret i8* inttoptr (i32 1 to i8*) -; CHECK: } - -; The outlined test1.catch1 handler should not contain a return instruction. -; CHECK-LABEL: define internal i8* @"\01?test1@@YAXXZ.catch.1"(i8*, i8*) -; CHECK-NOT: ret -; CHECK: } - -; The outlined test2.catch handler should return to a valid block address. -; CHECK-LABEL: define internal i8* @"\01?test2@@YAXXZ.catch"(i8*, i8*) -; CHECK-NOT: ret i8* inttoptr (i32 1 to i8*) -; CHECK: } - -; The outlined test2.catch2 handler should not contain a return instruction. -; CHECK-LABEL: define internal i8* @"\01?test2@@YAXXZ.catch.2"(i8*, i8*) -; CHECK-NOT: ret -; CHECK: } - - -attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" } -attributes #1 = { nounwind } -attributes #2 = { noreturn } - -!llvm.module.flags = !{!0} -!llvm.ident = !{!1} - -!0 = !{i32 1, !"PIC Level", i32 2} -!1 = !{!"clang version 3.7.0 (trunk 236059)"} |