| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -passes=licm -S | FileCheck %s |
| ; RUN: opt -aa-pipeline=basic-aa -passes='require<aa>,require<targetir>,require<scalar-evolution>,require<opt-remark-emit>,loop-mssa(licm)' < %s -S | FileCheck %s |
| |
| target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" |
| target triple = "i386-pc-windows-msvc18.0.0" |
| |
| define void @test1(ptr %s, i1 %b) personality ptr @__CxxFrameHandler3 { |
| ; CHECK-LABEL: @test1( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[TMP0:%.*]] = call i32 @pure_computation() |
| ; CHECK-NEXT: br label [[WHILE_COND:%.*]] |
| ; CHECK: while.cond: |
| ; CHECK-NEXT: br i1 [[B:%.*]], label [[TRY_CONT_LOOPEXIT:%.*]], label [[WHILE_BODY:%.*]] |
| ; CHECK: while.body: |
| ; CHECK-NEXT: invoke void @may_throw() |
| ; CHECK-NEXT: to label [[WHILE_COND]] unwind label [[CATCH_DISPATCH:%.*]] |
| ; CHECK: catch.dispatch: |
| ; CHECK-NEXT: [[DOTLCSSA1:%.*]] = phi i32 [ [[TMP0]], [[WHILE_BODY]] ] |
| ; CHECK-NEXT: [[CS:%.*]] = catchswitch within none [label %catch] unwind to caller |
| ; CHECK: catch: |
| ; CHECK-NEXT: [[CP:%.*]] = catchpad within [[CS]] [ptr null, i32 64, ptr null] |
| ; CHECK-NEXT: store i32 [[DOTLCSSA1]], ptr [[S:%.*]], align 4 |
| ; CHECK-NEXT: catchret from [[CP]] to label [[TRY_CONT:%.*]] |
| ; CHECK: try.cont.loopexit: |
| ; CHECK-NEXT: br label [[TRY_CONT]] |
| ; CHECK: try.cont: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br label %while.cond |
| |
| while.cond: ; preds = %while.body, %entry |
| %0 = call i32 @pure_computation() |
| br i1 %b, label %try.cont, label %while.body |
| |
| while.body: ; preds = %while.cond |
| invoke void @may_throw() |
| to label %while.cond unwind label %catch.dispatch |
| |
| catch.dispatch: ; preds = %while.body |
| %.lcssa1 = phi i32 [ %0, %while.body ] |
| %cs = catchswitch within none [label %catch] unwind to caller |
| |
| catch: ; preds = %catch.dispatch |
| %cp = catchpad within %cs [ptr null, i32 64, ptr null] |
| store i32 %.lcssa1, ptr %s |
| catchret from %cp to label %try.cont |
| |
| try.cont: ; preds = %catch, %while.cond |
| ret void |
| } |
| |
| define void @test2(ptr %s, i1 %b) personality ptr @__CxxFrameHandler3 { |
| ; CHECK-LABEL: @test2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br label [[WHILE_COND:%.*]] |
| ; CHECK: while.cond: |
| ; CHECK-NEXT: br i1 [[B:%.*]], label [[TRY_CONT:%.*]], label [[WHILE_BODY:%.*]] |
| ; CHECK: while.body: |
| ; CHECK-NEXT: invoke void @may_throw() |
| ; CHECK-NEXT: to label [[WHILE_COND]] unwind label [[CATCH_DISPATCH:%.*]] |
| ; CHECK: catch.dispatch: |
| ; CHECK-NEXT: [[CP:%.*]] = cleanuppad within none [] |
| ; CHECK-NEXT: [[TMP0:%.*]] = call i32 @pure_computation() [ "funclet"(token [[CP]]) ] |
| ; CHECK-NEXT: store i32 [[TMP0]], ptr [[S:%.*]], align 4 |
| ; CHECK-NEXT: cleanupret from [[CP]] unwind to caller |
| ; CHECK: try.cont: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br label %while.cond |
| |
| while.cond: ; preds = %while.body, %entry |
| %0 = call i32 @pure_computation() |
| br i1 %b, label %try.cont, label %while.body |
| |
| while.body: ; preds = %while.cond |
| invoke void @may_throw() |
| to label %while.cond unwind label %catch.dispatch |
| |
| catch.dispatch: ; preds = %while.body |
| %.lcssa1 = phi i32 [ %0, %while.body ] |
| %cp = cleanuppad within none [] |
| store i32 %.lcssa1, ptr %s |
| cleanupret from %cp unwind to caller |
| |
| try.cont: ; preds = %catch, %while.cond |
| ret void |
| } |
| |
| define void @test3(i1 %a, i1 %b, i1 %c) personality ptr @__CxxFrameHandler3 { |
| ; CHECK-LABEL: @test3( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[DOTFRAME:%.*]] = alloca i8, align 4 |
| ; CHECK-NEXT: [[DOTFRAME2:%.*]] = alloca i8, align 4 |
| ; CHECK-NEXT: br i1 [[A:%.*]], label [[TRY_SUCCESS_OR_CAUGHT:%.*]], label [[FORBODY_PREHEADER:%.*]] |
| ; CHECK: forbody.preheader: |
| ; CHECK-NEXT: store i32 1, ptr [[DOTFRAME]], align 4 |
| ; CHECK-NEXT: store i32 2, ptr [[DOTFRAME2]], align 4 |
| ; CHECK-NEXT: br label [[FORBODY:%.*]] |
| ; CHECK: catch.object.Throwable: |
| ; CHECK-NEXT: [[CP:%.*]] = catchpad within [[CS:%.*]] [ptr null, i32 64, ptr null] |
| ; CHECK-NEXT: unreachable |
| ; CHECK: try.success.or.caught.loopexit: |
| ; CHECK-NEXT: br label [[TRY_SUCCESS_OR_CAUGHT]] |
| ; CHECK: try.success.or.caught: |
| ; CHECK-NEXT: ret void |
| ; CHECK: postinvoke: |
| ; CHECK-NEXT: br i1 [[B:%.*]], label [[ELSE:%.*]], label [[FORCOND_BACKEDGE:%.*]] |
| ; CHECK: forcond.backedge: |
| ; CHECK-NEXT: br i1 [[C:%.*]], label [[TRY_SUCCESS_OR_CAUGHT_LOOPEXIT:%.*]], label [[FORBODY]] |
| ; CHECK: catch.dispatch: |
| ; CHECK-NEXT: [[CS]] = catchswitch within none [label %catch.object.Throwable] unwind to caller |
| ; CHECK: forbody: |
| ; CHECK-NEXT: invoke void @may_throw() |
| ; CHECK-NEXT: to label [[POSTINVOKE:%.*]] unwind label [[CATCH_DISPATCH:%.*]] |
| ; CHECK: else: |
| ; CHECK-NEXT: invoke void @may_throw() |
| ; CHECK-NEXT: to label [[FORCOND_BACKEDGE]] unwind label [[CATCH_DISPATCH]] |
| ; |
| entry: |
| %.frame = alloca i8, align 4 |
| %.frame2 = alloca i8, align 4 |
| br i1 %a, label %try.success.or.caught, label %forbody |
| |
| catch.object.Throwable: ; preds = %catch.dispatch |
| %cp = catchpad within %cs [ptr null, i32 64, ptr null] |
| unreachable |
| |
| try.success.or.caught: ; preds = %forcond.backedge, %0 |
| ret void |
| |
| postinvoke: ; preds = %forbody |
| br i1 %b, label %else, label %forcond.backedge |
| |
| forcond.backedge: ; preds = %else, %postinvoke |
| br i1 %c, label %try.success.or.caught, label %forbody |
| |
| catch.dispatch: ; preds = %else, %forbody |
| %cs = catchswitch within none [label %catch.object.Throwable] unwind to caller |
| |
| forbody: ; preds = %forcond.backedge, %0 |
| store i32 1, ptr %.frame, align 4 |
| store i32 2, ptr %.frame2, align 4 |
| invoke void @may_throw() |
| to label %postinvoke unwind label %catch.dispatch |
| |
| else: ; preds = %postinvoke |
| invoke void @may_throw() |
| to label %forcond.backedge unwind label %catch.dispatch |
| } |
| |
| declare void @may_throw() |
| |
| declare i32 @pure_computation() nounwind argmemonly readonly willreturn |
| |
| declare i32 @__CxxFrameHandler3(...) |