159 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=licm -S | FileCheck %s3; RUN: opt -aa-pipeline=basic-aa -passes='require<aa>,require<target-ir>,require<scalar-evolution>,require<opt-remark-emit>,loop-mssa(licm)' < %s -S | FileCheck %s4 5target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"6target triple = "i386-pc-windows-msvc18.0.0"7 8define void @test1(ptr %s, i1 %b) personality ptr @__CxxFrameHandler3 {9; CHECK-LABEL: @test1(10; CHECK-NEXT: entry:11; CHECK-NEXT: [[TMP0:%.*]] = call i32 @pure_computation()12; CHECK-NEXT: br label [[WHILE_COND:%.*]]13; CHECK: while.cond:14; CHECK-NEXT: br i1 [[B:%.*]], label [[TRY_CONT_LOOPEXIT:%.*]], label [[WHILE_BODY:%.*]]15; CHECK: while.body:16; CHECK-NEXT: invoke void @may_throw()17; CHECK-NEXT: to label [[WHILE_COND]] unwind label [[CATCH_DISPATCH:%.*]]18; CHECK: catch.dispatch:19; CHECK-NEXT: [[DOTLCSSA1:%.*]] = phi i32 [ [[TMP0]], [[WHILE_BODY]] ]20; CHECK-NEXT: [[CS:%.*]] = catchswitch within none [label %catch] unwind to caller21; CHECK: catch:22; CHECK-NEXT: [[CP:%.*]] = catchpad within [[CS]] [ptr null, i32 64, ptr null]23; CHECK-NEXT: store i32 [[DOTLCSSA1]], ptr [[S:%.*]], align 424; CHECK-NEXT: catchret from [[CP]] to label [[TRY_CONT:%.*]]25; CHECK: try.cont.loopexit:26; CHECK-NEXT: br label [[TRY_CONT]]27; CHECK: try.cont:28; CHECK-NEXT: ret void29;30entry:31 br label %while.cond32 33while.cond: ; preds = %while.body, %entry34 %0 = call i32 @pure_computation()35 br i1 %b, label %try.cont, label %while.body36 37while.body: ; preds = %while.cond38 invoke void @may_throw()39 to label %while.cond unwind label %catch.dispatch40 41catch.dispatch: ; preds = %while.body42 %.lcssa1 = phi i32 [ %0, %while.body ]43 %cs = catchswitch within none [label %catch] unwind to caller44 45catch: ; preds = %catch.dispatch46 %cp = catchpad within %cs [ptr null, i32 64, ptr null]47 store i32 %.lcssa1, ptr %s48 catchret from %cp to label %try.cont49 50try.cont: ; preds = %catch, %while.cond51 ret void52}53 54define void @test2(ptr %s, i1 %b) personality ptr @__CxxFrameHandler3 {55; CHECK-LABEL: @test2(56; CHECK-NEXT: entry:57; CHECK-NEXT: br label [[WHILE_COND:%.*]]58; CHECK: while.cond:59; CHECK-NEXT: br i1 [[B:%.*]], label [[TRY_CONT:%.*]], label [[WHILE_BODY:%.*]]60; CHECK: while.body:61; CHECK-NEXT: invoke void @may_throw()62; CHECK-NEXT: to label [[WHILE_COND]] unwind label [[CATCH_DISPATCH:%.*]]63; CHECK: catch.dispatch:64; CHECK-NEXT: [[CP:%.*]] = cleanuppad within none []65; CHECK-NEXT: [[TMP0:%.*]] = call i32 @pure_computation() [ "funclet"(token [[CP]]) ]66; CHECK-NEXT: store i32 [[TMP0]], ptr [[S:%.*]], align 467; CHECK-NEXT: cleanupret from [[CP]] unwind to caller68; CHECK: try.cont:69; CHECK-NEXT: ret void70;71entry:72 br label %while.cond73 74while.cond: ; preds = %while.body, %entry75 %0 = call i32 @pure_computation()76 br i1 %b, label %try.cont, label %while.body77 78while.body: ; preds = %while.cond79 invoke void @may_throw()80 to label %while.cond unwind label %catch.dispatch81 82catch.dispatch: ; preds = %while.body83 %.lcssa1 = phi i32 [ %0, %while.body ]84 %cp = cleanuppad within none []85 store i32 %.lcssa1, ptr %s86 cleanupret from %cp unwind to caller87 88try.cont: ; preds = %catch, %while.cond89 ret void90}91 92define void @test3(i1 %a, i1 %b, i1 %c) personality ptr @__CxxFrameHandler3 {93; CHECK-LABEL: @test3(94; CHECK-NEXT: entry:95; CHECK-NEXT: [[DOTFRAME:%.*]] = alloca i8, align 496; CHECK-NEXT: [[DOTFRAME2:%.*]] = alloca i8, align 497; CHECK-NEXT: br i1 [[A:%.*]], label [[TRY_SUCCESS_OR_CAUGHT:%.*]], label [[FORBODY_PREHEADER:%.*]]98; CHECK: forbody.preheader:99; CHECK-NEXT: store i32 1, ptr [[DOTFRAME]], align 4100; CHECK-NEXT: store i32 2, ptr [[DOTFRAME2]], align 4101; CHECK-NEXT: br label [[FORBODY:%.*]]102; CHECK: catch.object.Throwable:103; CHECK-NEXT: [[CP:%.*]] = catchpad within [[CS:%.*]] [ptr null, i32 64, ptr null]104; CHECK-NEXT: unreachable105; CHECK: try.success.or.caught.loopexit:106; CHECK-NEXT: br label [[TRY_SUCCESS_OR_CAUGHT]]107; CHECK: try.success.or.caught:108; CHECK-NEXT: ret void109; CHECK: postinvoke:110; CHECK-NEXT: br i1 [[B:%.*]], label [[ELSE:%.*]], label [[FORCOND_BACKEDGE:%.*]]111; CHECK: forcond.backedge:112; CHECK-NEXT: br i1 [[C:%.*]], label [[TRY_SUCCESS_OR_CAUGHT_LOOPEXIT:%.*]], label [[FORBODY]]113; CHECK: catch.dispatch:114; CHECK-NEXT: [[CS]] = catchswitch within none [label %catch.object.Throwable] unwind to caller115; CHECK: forbody:116; CHECK-NEXT: invoke void @may_throw()117; CHECK-NEXT: to label [[POSTINVOKE:%.*]] unwind label [[CATCH_DISPATCH:%.*]]118; CHECK: else:119; CHECK-NEXT: invoke void @may_throw()120; CHECK-NEXT: to label [[FORCOND_BACKEDGE]] unwind label [[CATCH_DISPATCH]]121;122entry:123 %.frame = alloca i8, align 4124 %.frame2 = alloca i8, align 4125 br i1 %a, label %try.success.or.caught, label %forbody126 127catch.object.Throwable: ; preds = %catch.dispatch128 %cp = catchpad within %cs [ptr null, i32 64, ptr null]129 unreachable130 131try.success.or.caught: ; preds = %forcond.backedge, %0132 ret void133 134postinvoke: ; preds = %forbody135 br i1 %b, label %else, label %forcond.backedge136 137forcond.backedge: ; preds = %else, %postinvoke138 br i1 %c, label %try.success.or.caught, label %forbody139 140catch.dispatch: ; preds = %else, %forbody141 %cs = catchswitch within none [label %catch.object.Throwable] unwind to caller142 143forbody: ; preds = %forcond.backedge, %0144 store i32 1, ptr %.frame, align 4145 store i32 2, ptr %.frame2, align 4146 invoke void @may_throw()147 to label %postinvoke unwind label %catch.dispatch148 149else: ; preds = %postinvoke150 invoke void @may_throw()151 to label %forcond.backedge unwind label %catch.dispatch152}153 154declare void @may_throw()155 156declare i32 @pure_computation() nounwind willreturn memory(none)157 158declare i32 @__CxxFrameHandler3(...)159