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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 22; Test allocas with multiple lifetime ends, as frequently seen for exception3; handling.4;5; RUN: opt -passes=hwasan -hwasan-use-after-scope -hwasan-inline-fast-path-checks=0 -S -o - %s | FileCheck %s6 7target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"8target triple = "riscv64-unknown-linux"9 10declare void @mayFail(ptr %x) sanitize_hwaddress11declare void @onExcept(ptr %x) sanitize_hwaddress12 13declare void @llvm.lifetime.start.p0(ptr nocapture) nounwind14declare void @llvm.lifetime.end.p0(ptr nocapture) nounwind15declare i32 @__gxx_personality_v0(...)16 17define void @test() sanitize_hwaddress personality ptr @__gxx_personality_v0 {18; CHECK-LABEL: define void @test19; CHECK-SAME: () #[[ATTR0:[0-9]+]] personality ptr @__hwasan_personality_thunk.__gxx_personality_v0 {20; CHECK-NEXT: entry:21; CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__hwasan_tls, align 822; CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 7205759403792793523; CHECK-NEXT: [[TMP2:%.*]] = ashr i64 [[TMP0]], 324; CHECK-NEXT: [[TMP3:%.*]] = call ptr @llvm.frameaddress.p0(i32 0)25; CHECK-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[TMP3]] to i6426; CHECK-NEXT: [[TMP5:%.*]] = shl i64 [[TMP4]], 4427; CHECK-NEXT: [[TMP6:%.*]] = or i64 ptrtoint (ptr @test to i64), [[TMP5]]28; CHECK-NEXT: [[TMP7:%.*]] = inttoptr i64 [[TMP1]] to ptr29; CHECK-NEXT: store i64 [[TMP6]], ptr [[TMP7]], align 830; CHECK-NEXT: [[TMP8:%.*]] = ashr i64 [[TMP0]], 5631; CHECK-NEXT: [[TMP9:%.*]] = shl nuw nsw i64 [[TMP8]], 1232; CHECK-NEXT: [[TMP10:%.*]] = xor i64 [[TMP9]], -133; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[TMP0]], 834; CHECK-NEXT: [[TMP12:%.*]] = and i64 [[TMP11]], [[TMP10]]35; CHECK-NEXT: store i64 [[TMP12]], ptr @__hwasan_tls, align 836; CHECK-NEXT: [[TMP13:%.*]] = or i64 [[TMP1]], 429496729537; CHECK-NEXT: [[HWASAN_SHADOW:%.*]] = add i64 [[TMP13]], 138; CHECK-NEXT: [[TMP14:%.*]] = inttoptr i64 [[HWASAN_SHADOW]] to ptr39; CHECK-NEXT: [[HWASAN_UAR_TAG:%.*]] = lshr i64 [[TMP4]], 5640; CHECK-NEXT: [[X:%.*]] = alloca { i32, [12 x i8] }, align 1641; CHECK-NEXT: [[TMP15:%.*]] = xor i64 [[TMP2]], 042; CHECK-NEXT: [[TMP16:%.*]] = ptrtoint ptr [[X]] to i6443; CHECK-NEXT: [[TMP17:%.*]] = and i64 [[TMP16]], 7205759403792793544; CHECK-NEXT: [[TMP18:%.*]] = shl i64 [[TMP15]], 5645; CHECK-NEXT: [[TMP19:%.*]] = or i64 [[TMP17]], [[TMP18]]46; CHECK-NEXT: [[X_HWASAN:%.*]] = inttoptr i64 [[TMP19]] to ptr47; CHECK-NEXT: [[EXN_SLOT:%.*]] = alloca ptr, align 848; CHECK-NEXT: [[EHSELECTOR_SLOT:%.*]] = alloca i32, align 449; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[X]])50; CHECK-NEXT: [[TMP20:%.*]] = trunc i64 [[TMP15]] to i851; CHECK-NEXT: [[TMP21:%.*]] = ptrtoint ptr [[X]] to i6452; CHECK-NEXT: [[TMP22:%.*]] = and i64 [[TMP21]], 7205759403792793553; CHECK-NEXT: [[TMP23:%.*]] = lshr i64 [[TMP22]], 454; CHECK-NEXT: [[TMP24:%.*]] = getelementptr i8, ptr [[TMP14]], i64 [[TMP23]]55; CHECK-NEXT: [[TMP25:%.*]] = getelementptr i8, ptr [[TMP24]], i32 056; CHECK-NEXT: store i8 4, ptr [[TMP25]], align 157; CHECK-NEXT: [[TMP26:%.*]] = getelementptr i8, ptr [[X]], i32 1558; CHECK-NEXT: store i8 [[TMP20]], ptr [[TMP26]], align 159; CHECK-NEXT: invoke void @mayFail(ptr [[X_HWASAN]])60; CHECK-NEXT: to label [[INVOKE_CONT:%.*]] unwind label [[LPAD:%.*]]61; CHECK: invoke.cont:62; CHECK-NEXT: [[TMP27:%.*]] = trunc i64 [[HWASAN_UAR_TAG]] to i863; CHECK-NEXT: [[TMP28:%.*]] = ptrtoint ptr [[X]] to i6464; CHECK-NEXT: [[TMP29:%.*]] = and i64 [[TMP28]], 7205759403792793565; CHECK-NEXT: [[TMP30:%.*]] = lshr i64 [[TMP29]], 466; CHECK-NEXT: [[TMP31:%.*]] = getelementptr i8, ptr [[TMP14]], i64 [[TMP30]]67; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP31]], i8 [[TMP27]], i64 1, i1 false)68; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[X]])69; CHECK-NEXT: ret void70; CHECK: lpad:71; CHECK-NEXT: [[TMP32:%.*]] = landingpad { ptr, i32 }72; CHECK-NEXT: cleanup73; CHECK-NEXT: [[TMP33:%.*]] = extractvalue { ptr, i32 } [[TMP32]], 074; CHECK-NEXT: store ptr [[TMP33]], ptr [[EXN_SLOT]], align 875; CHECK-NEXT: [[TMP34:%.*]] = extractvalue { ptr, i32 } [[TMP32]], 176; CHECK-NEXT: store i32 [[TMP34]], ptr [[EHSELECTOR_SLOT]], align 477; CHECK-NEXT: call void @onExcept(ptr [[X_HWASAN]])78; CHECK-NEXT: [[TMP35:%.*]] = trunc i64 [[HWASAN_UAR_TAG]] to i879; CHECK-NEXT: [[TMP36:%.*]] = ptrtoint ptr [[X]] to i6480; CHECK-NEXT: [[TMP37:%.*]] = and i64 [[TMP36]], 7205759403792793581; CHECK-NEXT: [[TMP38:%.*]] = lshr i64 [[TMP37]], 482; CHECK-NEXT: [[TMP39:%.*]] = getelementptr i8, ptr [[TMP14]], i64 [[TMP38]]83; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr align 1 [[TMP39]], i8 [[TMP35]], i64 1, i1 false)84; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[X]])85; CHECK-NEXT: br label [[EH_RESUME:%.*]]86; CHECK: eh.resume:87; CHECK-NEXT: [[EXN:%.*]] = load ptr, ptr [[EXN_SLOT]], align 888; CHECK-NEXT: [[SEL:%.*]] = load i32, ptr [[EHSELECTOR_SLOT]], align 489; CHECK-NEXT: [[LPAD_VAL:%.*]] = insertvalue { ptr, i32 } undef, ptr [[EXN]], 090; CHECK-NEXT: [[LPAD_VAL1:%.*]] = insertvalue { ptr, i32 } [[LPAD_VAL]], i32 [[SEL]], 191; CHECK-NEXT: resume { ptr, i32 } [[LPAD_VAL1]]92;93entry:94 %x = alloca i32, align 895 %exn.slot = alloca ptr, align 896 %ehselector.slot = alloca i32, align 497 call void @llvm.lifetime.start.p0(ptr %x)98 invoke void @mayFail(ptr %x) to label %invoke.cont unwind label %lpad99 100invoke.cont: ; preds = %entry101 102 call void @llvm.lifetime.end.p0(ptr %x)103 ret void104 105lpad: ; preds = %entry106 107 %0 = landingpad { ptr, i32 }108 cleanup109 %1 = extractvalue { ptr, i32 } %0, 0110 store ptr %1, ptr %exn.slot, align 8111 %2 = extractvalue { ptr, i32 } %0, 1112 store i32 %2, ptr %ehselector.slot, align 4113 call void @onExcept(ptr %x) #18114 call void @llvm.lifetime.end.p0(ptr %x)115 br label %eh.resume116 117eh.resume: ; preds = %lpad118 %exn = load ptr, ptr %exn.slot, align 8119 %sel = load i32, ptr %ehselector.slot, align 4120 %lpad.val = insertvalue { ptr, i32 } undef, ptr %exn, 0121 %lpad.val1 = insertvalue { ptr, i32 } %lpad.val, i32 %sel, 1122 resume { ptr, i32 } %lpad.val1123}124