1; RUN: opt -mtriple=i686-pc-windows-msvc -S -x86-winehstate < %s | FileCheck %s 2 3target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" 4target triple = "i686-pc-windows-msvc" 5 6%rtti.TypeDescriptor2 = type { ptr, ptr, [3 x i8] } 7%eh.CatchableType = type { i32, ptr, i32, i32, i32, i32, ptr } 8%eh.CatchableTypeArray.1 = type { i32, [1 x ptr] } 9%eh.ThrowInfo = type { i32, ptr, ptr, ptr } 10 11$"\01??_R0H@8" = comdat any 12 13$"_CT??_R0H@84" = comdat any 14 15$_CTA1H = comdat any 16 17$_TI1H = comdat any 18 19@"\01??_7type_info@@6B@" = external constant ptr 20@"\01??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { ptr @"\01??_7type_info@@6B@", ptr null, [3 x i8] c".H\00" }, comdat 21@"_CT??_R0H@84" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 1, ptr @"\01??_R0H@8", i32 0, i32 -1, i32 0, i32 4, ptr null }, section ".xdata", comdat 22@_CTA1H = linkonce_odr unnamed_addr constant %eh.CatchableTypeArray.1 { i32 1, [1 x ptr] [ptr @"_CT??_R0H@84"] }, section ".xdata", comdat 23@_TI1H = linkonce_odr unnamed_addr constant %eh.ThrowInfo { i32 0, ptr null, ptr null, ptr @_CTA1H }, section ".xdata", comdat 24 25define i32 @main() #0 personality ptr @__CxxFrameHandler3 { 26entry: 27 %tmp = alloca i32, align 4 28 ; CHECK: entry: 29 ; CHECK: store i32 -1 30 ; CHECK: call void @g(i32 3) 31 ; CHECK-NEXT: call void @g(i32 4) 32 ; CHECK-NEXT: call void @g(i32 5) 33 call void @g(i32 3) 34 call void @g(i32 4) 35 call void @g(i32 5) 36 store i32 0, ptr %tmp, align 4 37 ; CHECK: store i32 0 38 ; CHECK: invoke void @_CxxThrowException( 39 invoke void @_CxxThrowException(ptr %tmp, ptr nonnull @_TI1H) #1 40 to label %unreachable.for.entry unwind label %catch.dispatch 41 42catch.dispatch: ; preds = %entry 43 %cs1 = catchswitch within none [label %catch] unwind to caller 44 45catch: ; preds = %catch.dispatch 46 %0 = catchpad within %cs1 [ptr null, i32 u0x40, ptr null] 47 ; CHECK: catch: 48 ; CHECK: store i32 2 49 ; CHECK: invoke void @_CxxThrowException( 50 invoke void @_CxxThrowException(ptr null, ptr null) [ "funclet"(token %0) ] 51 to label %unreachable unwind label %catch.dispatch.1 52 53catch.dispatch.1: ; preds = %catch 54 %cs2 = catchswitch within %0 [label %catch.3] unwind to caller 55catch.3: ; preds = %catch.dispatch.1 56 %1 = catchpad within %cs2 [ptr null, i32 u0x40, ptr null] 57 ; CHECK: catch.3: 58 ; CHECK: store i32 3 59 ; CHECK: call void @g(i32 1) 60 ; CHECK-NEXT: call void @g(i32 2) 61 ; CHECK-NEXT: call void @g(i32 3) 62 call void @g(i32 1) 63 call void @g(i32 2) 64 call void @g(i32 3) 65 catchret from %1 to label %try.cont 66 67try.cont: ; preds = %catch.3 68 ; CHECK: try.cont: 69 ; CHECK: store i32 1 70 ; CHECK: call void @g(i32 2) 71 ; CHECK-NEXT: call void @g(i32 3) 72 ; CHECK-NEXT: call void @g(i32 4) 73 call void @g(i32 2) 74 call void @g(i32 3) 75 call void @g(i32 4) 76 unreachable 77 78unreachable: ; preds = %catch 79 unreachable 80 81unreachable.for.entry: ; preds = %entry 82 unreachable 83} 84 85define i32 @nopads() #0 personality ptr @__CxxFrameHandler3 { 86 ret i32 0 87} 88 89; CHECK-LABEL: define i32 @nopads() 90; CHECK-NEXT: ret i32 0 91; CHECK-NOT: __ehhandler$nopads 92 93; CHECK-LABEL: define void @PR25926() 94define void @PR25926() personality ptr @__CxxFrameHandler3 { 95entry: 96 ; CHECK: entry: 97 ; CHECK: store i32 -1 98 ; CHECK: store i32 0 99 ; CHECK: invoke void @_CxxThrowException( 100 invoke void @_CxxThrowException(ptr null, ptr null) 101 to label %unreachable unwind label %catch.dispatch 102 103catch.dispatch: ; preds = %entry 104 %0 = catchswitch within none [label %catch] unwind to caller 105 106catch: ; preds = %catch.dispatch 107 %1 = catchpad within %0 [ptr null, i32 64, ptr null] 108 ; CHECK: catch: 109 ; CHECK: store i32 3 110 ; CHECK: invoke void @_CxxThrowException( 111 invoke void @_CxxThrowException(ptr null, ptr null) [ "funclet"(token %1) ] 112 to label %unreachable1 unwind label %catch.dispatch1 113 114catch.dispatch1: ; preds = %catch 115 %2 = catchswitch within %1 [label %catch2] unwind label %ehcleanup 116 117catch2: ; preds = %catch.dispatch1 118 %3 = catchpad within %2 [ptr null, i32 64, ptr null] 119 catchret from %3 to label %try.cont 120 121try.cont: ; preds = %catch2 122 ; CHECK: try.cont: 123 ; CHECK: store i32 1 124 ; CHECK: call void @dtor() 125 ; CHECK-NEXT: call void @dtor() 126 ; CHECK-NEXT: call void @dtor() 127 call void @dtor() #3 [ "funclet"(token %1) ] 128 call void @dtor() #3 [ "funclet"(token %1) ] 129 call void @dtor() #3 [ "funclet"(token %1) ] 130 catchret from %1 to label %try.cont4 131 132try.cont4: ; preds = %try.cont 133 ret void 134 135ehcleanup: ; preds = %catch.dispatch1 136 %4 = cleanuppad within %1 [] 137 ; CHECK: ehcleanup: 138 ; CHECK: call void @dtor() 139 call void @dtor() #3 [ "funclet"(token %4) ] 140 cleanupret from %4 unwind to caller 141 142unreachable: ; preds = %entry 143 unreachable 144 145unreachable1: ; preds = %catch 146 unreachable 147} 148 149; CHECK-LABEL: define void @required_state_store( 150define void @required_state_store(i1 zeroext %cond) personality ptr @_except_handler3 { 151entry: 152 %__exception_code = alloca i32, align 4 153 call void (...) @llvm.localescape(ptr nonnull %__exception_code) 154; CHECK: store i32 -1 155; CHECK: call void @g(i32 0) 156 call void @g(i32 0) 157 br i1 %cond, label %if.then, label %if.end 158 159if.then: ; preds = %entry 160; CHECK: store i32 0 161; CHECK-NEXT: invoke void @g(i32 1) 162 invoke void @g(i32 1) 163 to label %if.end unwind label %catch.dispatch 164 165catch.dispatch: ; preds = %if.then 166 %0 = catchswitch within none [label %__except.ret] unwind to caller 167 168__except.ret: ; preds = %catch.dispatch 169 %1 = catchpad within %0 [ptr @"\01?filt$0@0@required_state_store@@"] 170 catchret from %1 to label %if.end 171 172if.end: ; preds = %if.then, %__except.ret, %entry 173; CHECK: store i32 -1 174; CHECK-NEXT: call void @dtor() 175 call void @dtor() 176 ret void 177} 178 179define internal i32 @"\01?filt$0@0@required_state_store@@"() { 180entry: 181 %0 = tail call ptr @llvm.frameaddress(i32 1) 182 %1 = tail call ptr @llvm.eh.recoverfp(ptr @required_state_store, ptr %0) 183 %2 = tail call ptr @llvm.localrecover(ptr @required_state_store, ptr %1, i32 0) 184 %3 = getelementptr inbounds i8, ptr %0, i32 -20 185 %4 = load ptr, ptr %3, align 4 186 %5 = getelementptr inbounds { ptr, ptr }, ptr %4, i32 0, i32 0 187 %6 = load ptr, ptr %5, align 4 188 %7 = load i32, ptr %6, align 4 189 store i32 %7, ptr %2, align 4 190 ret i32 1 191} 192 193declare void @g(i32) #0 194 195declare void @dtor() 196 197declare x86_stdcallcc void @_CxxThrowException(ptr, ptr) 198 199declare i32 @__CxxFrameHandler3(...) 200 201declare ptr @llvm.frameaddress(i32) 202 203declare ptr @llvm.eh.recoverfp(ptr, ptr) 204 205declare ptr @llvm.localrecover(ptr, ptr, i32) 206 207declare void @llvm.localescape(...) 208 209declare i32 @_except_handler3(...) 210 211attributes #0 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 212attributes #1 = { noreturn } 213 214!llvm.ident = !{!0} 215 216!0 = !{!"clang version 3.8.0 (trunk 245153) (llvm/trunk 245238)"} 217