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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -passes=nsan -nsan-shadow-type-mapping=dqq -S %s | FileCheck %s3target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"4 5; Tests for invoke instructions that require special handling of the phis.6 7declare float @may_throw()8 9declare void @personalityFn()10 11define float @invoke1() sanitize_numerical_stability personality void ()* @personalityFn {12; CHECK-LABEL: @invoke1(13; CHECK-NEXT: entry:14; CHECK-NEXT: [[C:%.*]] = invoke float @may_throw()15; CHECK-NEXT: to label [[TMP0:%.*]] unwind label [[LAND:%.*]]16; CHECK: 0:17; CHECK-NEXT: [[TMP1:%.*]] = load i64, ptr @__nsan_shadow_ret_tag, align 818; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i64 [[TMP1]], ptrtoint (ptr @may_throw to i64)19; CHECK-NEXT: [[TMP3:%.*]] = load double, ptr @__nsan_shadow_ret_ptr, align 820; CHECK-NEXT: [[TMP4:%.*]] = fpext float [[C]] to double21; CHECK-NEXT: [[TMP5:%.*]] = select i1 [[TMP2]], double [[TMP3]], double [[TMP4]]22; CHECK-NEXT: br label [[CONTINUE:%.*]]23; CHECK: continue:24; CHECK-NEXT: br label [[EXIT:%.*]]25; CHECK: land:26; CHECK-NEXT: [[RES:%.*]] = landingpad { ptr, i32 }27; CHECK-NEXT: cleanup28; CHECK-NEXT: [[LV:%.*]] = uitofp i32 1 to float29; CHECK-NEXT: br label [[EXIT]]30; CHECK: exit:31; CHECK-NEXT: [[R:%.*]] = phi float [ [[LV]], [[LAND]] ], [ [[C]], [[CONTINUE]] ]32; CHECK-NEXT: [[TMP6:%.*]] = phi double [ 1.000000e+00, [[LAND]] ], [ [[TMP5]], [[CONTINUE]] ]33; CHECK-NEXT: [[TMP7:%.*]] = call i32 @__nsan_internal_check_float_d(float [[R]], double [[TMP6]], i32 1, i64 0)34; CHECK-NEXT: [[TMP8:%.*]] = icmp eq i32 [[TMP7]], 135; CHECK-NEXT: [[TMP9:%.*]] = fpext float [[R]] to double36; CHECK-NEXT: [[TMP10:%.*]] = select i1 [[TMP8]], double [[TMP9]], double [[TMP6]]37; CHECK-NEXT: store i64 ptrtoint (ptr @invoke1 to i64), ptr @__nsan_shadow_ret_tag, align 838; CHECK-NEXT: store double [[TMP10]], ptr @__nsan_shadow_ret_ptr, align 839; CHECK-NEXT: ret float [[R]]40;41 42entry:43 %c = invoke float @may_throw() to label %continue unwind label %land44 45continue:46 br label %exit47 48land:49 %res = landingpad { ptr, i32 } cleanup50 %lv = uitofp i32 1 to float51 br label %exit52 53exit:54 %r = phi float [ %lv, %land], [ %c, %continue ]55 ret float %r56}57 58define float @invoke2() sanitize_numerical_stability personality void ()* @personalityFn {59; CHECK-LABEL: @invoke2(60; CHECK-NEXT: entry:61; CHECK-NEXT: [[C:%.*]] = invoke float @may_throw()62; CHECK-NEXT: to label [[TMP0:%.*]] unwind label [[LAND:%.*]]63; CHECK: 0:64; CHECK-NEXT: [[TMP1:%.*]] = load i64, ptr @__nsan_shadow_ret_tag, align 865; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i64 [[TMP1]], ptrtoint (ptr @may_throw to i64)66; CHECK-NEXT: [[TMP3:%.*]] = load double, ptr @__nsan_shadow_ret_ptr, align 867; CHECK-NEXT: [[TMP4:%.*]] = fpext float [[C]] to double68; CHECK-NEXT: [[TMP5:%.*]] = select i1 [[TMP2]], double [[TMP3]], double [[TMP4]]69; CHECK-NEXT: br label [[CONTINUE:%.*]]70; CHECK: continue:71; CHECK-NEXT: [[CV:%.*]] = fadd float [[C]], 2.000000e+0072; CHECK-NEXT: [[TMP6:%.*]] = fadd double [[TMP5]], 2.000000e+0073; CHECK-NEXT: br label [[EXIT:%.*]]74; CHECK: land:75; CHECK-NEXT: [[RES:%.*]] = landingpad { ptr, i32 }76; CHECK-NEXT: cleanup77; CHECK-NEXT: [[LV:%.*]] = uitofp i32 1 to float78; CHECK-NEXT: br label [[EXIT]]79; CHECK: exit:80; CHECK-NEXT: [[R:%.*]] = phi float [ [[LV]], [[LAND]] ], [ [[CV]], [[CONTINUE]] ]81; CHECK-NEXT: [[TMP7:%.*]] = phi double [ 1.000000e+00, [[LAND]] ], [ [[TMP6]], [[CONTINUE]] ]82; CHECK-NEXT: [[TMP8:%.*]] = call i32 @__nsan_internal_check_float_d(float [[R]], double [[TMP7]], i32 1, i64 0)83; CHECK-NEXT: [[TMP9:%.*]] = icmp eq i32 [[TMP8]], 184; CHECK-NEXT: [[TMP10:%.*]] = fpext float [[R]] to double85; CHECK-NEXT: [[TMP11:%.*]] = select i1 [[TMP9]], double [[TMP10]], double [[TMP7]]86; CHECK-NEXT: store i64 ptrtoint (ptr @invoke2 to i64), ptr @__nsan_shadow_ret_tag, align 887; CHECK-NEXT: store double [[TMP11]], ptr @__nsan_shadow_ret_ptr, align 888; CHECK-NEXT: ret float [[R]]89;90 91entry:92 %c = invoke float @may_throw() to label %continue unwind label %land93 94continue:95 %cv = fadd float %c, 2.096 br label %exit97 98land:99 %res = landingpad { ptr, i32 } cleanup100 %lv = uitofp i32 1 to float101 br label %exit102 103exit:104 %r = phi float [ %lv, %land], [ %cv, %continue ]105 ret float %r106}107 108define float @invoke3() sanitize_numerical_stability personality void ()* @personalityFn {109; CHECK-LABEL: @invoke3(110; CHECK-NEXT: entry:111; CHECK-NEXT: [[C:%.*]] = invoke float @may_throw()112; CHECK-NEXT: to label [[TMP0:%.*]] unwind label [[LAND:%.*]]113; CHECK: land:114; CHECK-NEXT: [[RES:%.*]] = landingpad { ptr, i32 }115; CHECK-NEXT: cleanup116; CHECK-NEXT: [[LV:%.*]] = uitofp i32 1 to float117; CHECK-NEXT: br label [[EXIT:%.*]]118; CHECK: 0:119; CHECK-NEXT: [[TMP1:%.*]] = load i64, ptr @__nsan_shadow_ret_tag, align 8120; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i64 [[TMP1]], ptrtoint (ptr @may_throw to i64)121; CHECK-NEXT: [[TMP3:%.*]] = load double, ptr @__nsan_shadow_ret_ptr, align 8122; CHECK-NEXT: [[TMP4:%.*]] = fpext float [[C]] to double123; CHECK-NEXT: [[TMP5:%.*]] = select i1 [[TMP2]], double [[TMP3]], double [[TMP4]]124; CHECK-NEXT: br label [[EXIT]]125; CHECK: exit:126; CHECK-NEXT: [[R:%.*]] = phi float [ [[LV]], [[LAND]] ], [ [[C]], [[TMP0]] ]127; CHECK-NEXT: [[TMP6:%.*]] = phi double [ 1.000000e+00, [[LAND]] ], [ [[TMP5]], [[TMP0]] ]128; CHECK-NEXT: [[TMP7:%.*]] = call i32 @__nsan_internal_check_float_d(float [[R]], double [[TMP6]], i32 1, i64 0)129; CHECK-NEXT: [[TMP8:%.*]] = icmp eq i32 [[TMP7]], 1130; CHECK-NEXT: [[TMP9:%.*]] = fpext float [[R]] to double131; CHECK-NEXT: [[TMP10:%.*]] = select i1 [[TMP8]], double [[TMP9]], double [[TMP6]]132; CHECK-NEXT: store i64 ptrtoint (ptr @invoke3 to i64), ptr @__nsan_shadow_ret_tag, align 8133; CHECK-NEXT: store double [[TMP10]], ptr @__nsan_shadow_ret_ptr, align 8134; CHECK-NEXT: ret float [[R]]135;136 137entry:138 %c = invoke float @may_throw() to label %exit unwind label %land139 140land:141 %res = landingpad { ptr, i32 } cleanup142 %lv = uitofp i32 1 to float143 br label %exit144 145exit:146 %r = phi float [ %lv, %land], [ %c, %entry ]147 ret float %r148}149