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1; RUN: opt < %s -wasm-lower-em-ehsjlj -enable-emscripten-cxx-exceptions -S | FileCheck %s -DPTR=i322; RUN: opt < %s -wasm-lower-em-ehsjlj -enable-emscripten-cxx-exceptions -S --mattr=+atomics,+bulk-memory | FileCheck %s -DPTR=i323; RUN: opt < %s -wasm-lower-em-ehsjlj -enable-emscripten-cxx-exceptions --mtriple=wasm64-unknown-unknown -data-layout="e-m:e-p:64:64-i64:64-n32:64-S128" -S | FileCheck %s -DPTR=i644 5target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"6target triple = "wasm32-unknown-unknown"7 8@_ZTIi = external constant ptr9@_ZTIc = external constant ptr10; CHECK: @__THREW__ = external thread_local global [[PTR]]11; __threwValue is only used in Emscripten SjLj, so it shouldn't be generated.12; CHECK-NOT: @__threwValue =13 14; Test invoke instruction with clauses (try-catch block)15define void @clause() personality ptr @__gxx_personality_v0 {16; CHECK-LABEL: @clause(17entry:18 invoke void @foo(i32 3)19 to label %invoke.cont unwind label %lpad20; CHECK: entry:21; CHECK-NEXT: store [[PTR]] 0, ptr @__THREW__22; CHECK-NEXT: call cc{{.*}} void @__invoke_void_i32(ptr @foo, i32 3)23; CHECK-NEXT: %[[__THREW__VAL:.*]] = load [[PTR]], ptr @__THREW__24; CHECK-NEXT: store [[PTR]] 0, ptr @__THREW__25; CHECK-NEXT: %cmp = icmp eq [[PTR]] %[[__THREW__VAL]], 126; CHECK-NEXT: br i1 %cmp, label %lpad, label %invoke.cont27 28invoke.cont: ; preds = %entry29 br label %try.cont30 31lpad: ; preds = %entry32 %0 = landingpad { ptr, i32 }33 catch ptr @_ZTIi34 catch ptr null35 %1 = extractvalue { ptr, i32 } %0, 036 %2 = extractvalue { ptr, i32 } %0, 137 br label %catch.dispatch38; CHECK: lpad:39; CHECK-NEXT: %[[FMC:.*]] = call ptr @__cxa_find_matching_catch_4(ptr @_ZTIi, ptr null)40; CHECK-NEXT: %[[IVI1:.*]] = insertvalue { ptr, i32 } poison, ptr %[[FMC]], 041; CHECK-NEXT: %[[TEMPRET0_VAL:.*]] = call i32 @getTempRet0()42; CHECK-NEXT: %[[IVI2:.*]] = insertvalue { ptr, i32 } %[[IVI1]], i32 %[[TEMPRET0_VAL]], 143; CHECK-NEXT: extractvalue { ptr, i32 } %[[IVI2]], 044; CHECK-NEXT: %[[CDR:.*]] = extractvalue { ptr, i32 } %[[IVI2]], 145 46catch.dispatch: ; preds = %lpad47 %3 = call i32 @llvm.eh.typeid.for.p0(ptr @_ZTIi)48 %matches = icmp eq i32 %2, %349 br i1 %matches, label %catch1, label %catch50; CHECK: catch.dispatch:51; CHECK-NEXT: %[[TYPEID:.*]] = call i32 @llvm_eh_typeid_for(ptr @_ZTIi)52; CHECK-NEXT: %matches = icmp eq i32 %[[CDR]], %[[TYPEID]]53 54catch1: ; preds = %catch.dispatch55 %4 = call ptr @__cxa_begin_catch(ptr %1)56 %5 = load i32, ptr %4, align 457 call void @__cxa_end_catch()58 br label %try.cont59 60try.cont: ; preds = %catch, %catch1, %invoke.cont61 ret void62 63catch: ; preds = %catch.dispatch64 %6 = call ptr @__cxa_begin_catch(ptr %1)65 call void @__cxa_end_catch()66 br label %try.cont67}68 69; Test invoke instruction with filters (functions with throw(...) declaration)70; Currently we don't support exception specifications correctly in JS glue code,71; so we ignore all filters here.72; See https://github.com/llvm/llvm-project/issues/49740.73define void @filter() personality ptr @__gxx_personality_v0 {74; CHECK-LABEL: @filter(75entry:76 invoke void @foo(i32 3)77 to label %invoke.cont unwind label %lpad78; CHECK: entry:79; CHECK-NEXT: store [[PTR]] 0, ptr @__THREW__80; CHECK-NEXT: call cc{{.*}} void @__invoke_void_i32(ptr @foo, i32 3)81; CHECK-NEXT: %[[__THREW__VAL:.*]] = load [[PTR]], ptr @__THREW__82; CHECK-NEXT: store [[PTR]] 0, ptr @__THREW__83; CHECK-NEXT: %cmp = icmp eq [[PTR]] %[[__THREW__VAL]], 184; CHECK-NEXT: br i1 %cmp, label %lpad, label %invoke.cont85 86invoke.cont: ; preds = %entry87 ret void88 89lpad: ; preds = %entry90 %0 = landingpad { ptr, i32 }91 filter [2 x ptr] [ptr @_ZTIi, ptr @_ZTIc]92 %1 = extractvalue { ptr, i32 } %0, 093 %2 = extractvalue { ptr, i32 } %0, 194 br label %filter.dispatch95; CHECK: lpad:96; We now temporarily ignore filters because of the bug, so we pass nothing to97; __cxa_find_matching_catch98; CHECK-NEXT: %[[FMC:.*]] = call ptr @__cxa_find_matching_catch_2()99 100filter.dispatch: ; preds = %lpad101 %ehspec.fails = icmp slt i32 %2, 0102 br i1 %ehspec.fails, label %ehspec.unexpected, label %eh.resume103 104ehspec.unexpected: ; preds = %filter.dispatch105 call void @__cxa_call_unexpected(ptr %1) #4106 unreachable107 108eh.resume: ; preds = %filter.dispatch109 %lpad.val = insertvalue { ptr, i32 } poison, ptr %1, 0110 %lpad.val3 = insertvalue { ptr, i32 } %lpad.val, i32 %2, 1111 resume { ptr, i32 } %lpad.val3112; CHECK: eh.resume:113; CHECK-NEXT: insertvalue114; CHECK-NEXT: %[[LPAD_VAL:.*]] = insertvalue115; CHECK-NEXT: %[[LOW:.*]] = extractvalue { ptr, i32 } %[[LPAD_VAL]], 0116; CHECK-NEXT: call void @__resumeException(ptr %[[LOW]])117; CHECK-NEXT: unreachable118}119 120; Test if argument attributes indices in newly created call instructions are correct121define void @arg_attributes() personality ptr @__gxx_personality_v0 {122; CHECK-LABEL: @arg_attributes(123entry:124 %0 = invoke noalias ptr @bar(i8 signext 1, i8 zeroext 2)125 to label %invoke.cont unwind label %lpad126; CHECK: entry:127; CHECK-NEXT: store [[PTR]] 0, ptr @__THREW__128; CHECK-NEXT: %0 = call cc{{.*}} noalias ptr @__invoke_ptr_i8_i8(ptr @bar, i8 signext 1, i8 zeroext 2)129 130invoke.cont: ; preds = %entry131 br label %try.cont132 133lpad: ; preds = %entry134 %1 = landingpad { ptr, i32 }135 catch ptr @_ZTIi136 catch ptr null137 %2 = extractvalue { ptr, i32 } %1, 0138 %3 = extractvalue { ptr, i32 } %1, 1139 br label %catch.dispatch140 141catch.dispatch: ; preds = %lpad142 %4 = call i32 @llvm.eh.typeid.for.p0(ptr @_ZTIi)143 %matches = icmp eq i32 %3, %4144 br i1 %matches, label %catch1, label %catch145 146catch1: ; preds = %catch.dispatch147 %5 = call ptr @__cxa_begin_catch(ptr %2)148 %6 = load i32, ptr %5, align 4149 call void @__cxa_end_catch()150 br label %try.cont151 152try.cont: ; preds = %catch, %catch1, %invoke.cont153 ret void154 155catch: ; preds = %catch.dispatch156 %7 = call ptr @__cxa_begin_catch(ptr %2)157 call void @__cxa_end_catch()158 br label %try.cont159}160 161declare void @foo(i32)162declare ptr @bar(i8, i8)163 164declare i32 @__gxx_personality_v0(...)165declare i32 @llvm.eh.typeid.for.p0(ptr)166declare ptr @__cxa_begin_catch(ptr)167declare void @__cxa_end_catch()168declare void @__cxa_call_unexpected(ptr)169 170; JS glue functions and invoke wrappers declaration171; CHECK-DAG: declare i32 @getTempRet0()172; CHECK-DAG: declare void @__resumeException(ptr)173; CHECK-DAG: declare void @__invoke_void_i32(ptr, i32)174; CHECK-DAG: declare ptr @__cxa_find_matching_catch_4(ptr, ptr)175