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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --include-generated-funcs2; RUN: opt -S -passes=verify,iroutliner -ir-outlining-no-cost < %s | FileCheck %s3 4; Show that we are able to propagate inputs to the region into the split PHINode5; outside of the region if necessary.6 7define void @function1(ptr %a, ptr %b) {8entry:9 %0 = alloca i32, align 410 %c = load i32, ptr %0, align 411 %z = add i32 %c, %c12 br i1 true, label %test1, label %first13test1:14 %e = load i32, ptr %0, align 415 %1 = add i32 %c, %c16 br i1 true, label %first, label %test17test:18 %d = load i32, ptr %0, align 419 br i1 true, label %first, label %next20dummy:21 ret void22first:23 %2 = phi i32 [ %d, %test ], [ %e, %test1 ], [ %c, %entry ]24 ret void25next:26 ret void27}28 29define void @function2(ptr %a, ptr %b) {30entry:31 %0 = alloca i32, align 432 %c = load i32, ptr %0, align 433 %z = mul i32 %c, %c34 br i1 true, label %test1, label %first35test1:36 %e = load i32, ptr %0, align 437 %1 = add i32 %c, %c38 br i1 true, label %first, label %test39test:40 %d = load i32, ptr %0, align 441 br i1 true, label %first, label %next42dummy:43 ret void44first:45 %2 = phi i32 [ %d, %test ], [ %e, %test1 ], [ %c, %entry ]46 ret void47next:48 ret void49}50; CHECK-LABEL: @function1(51; CHECK-NEXT: entry:52; CHECK-NEXT: [[DOTCE_LOC:%.*]] = alloca i32, align 453; CHECK-NEXT: [[TMP0:%.*]] = alloca i32, align 454; CHECK-NEXT: [[C:%.*]] = load i32, ptr [[TMP0]], align 455; CHECK-NEXT: [[Z:%.*]] = add i32 [[C]], [[C]]56; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[DOTCE_LOC]])57; CHECK-NEXT: [[TARGETBLOCK:%.*]] = call i1 @outlined_ir_func_0(ptr [[TMP0]], i32 [[C]], ptr [[DOTCE_LOC]])58; CHECK-NEXT: [[DOTCE_RELOAD:%.*]] = load i32, ptr [[DOTCE_LOC]], align 459; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[DOTCE_LOC]])60; CHECK-NEXT: br i1 [[TARGETBLOCK]], label [[FIRST:%.*]], label [[NEXT:%.*]]61; CHECK: dummy:62; CHECK-NEXT: ret void63; CHECK: first:64; CHECK-NEXT: [[TMP1:%.*]] = phi i32 [ [[DOTCE_RELOAD]], [[ENTRY:%.*]] ]65; CHECK-NEXT: ret void66; CHECK: next:67; CHECK-NEXT: ret void68;69;70; CHECK-LABEL: @function2(71; CHECK-NEXT: entry:72; CHECK-NEXT: [[DOTCE_LOC:%.*]] = alloca i32, align 473; CHECK-NEXT: [[TMP0:%.*]] = alloca i32, align 474; CHECK-NEXT: [[C:%.*]] = load i32, ptr [[TMP0]], align 475; CHECK-NEXT: [[Z:%.*]] = mul i32 [[C]], [[C]]76; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[DOTCE_LOC]])77; CHECK-NEXT: [[TARGETBLOCK:%.*]] = call i1 @outlined_ir_func_0(ptr [[TMP0]], i32 [[C]], ptr [[DOTCE_LOC]])78; CHECK-NEXT: [[DOTCE_RELOAD:%.*]] = load i32, ptr [[DOTCE_LOC]], align 479; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[DOTCE_LOC]])80; CHECK-NEXT: br i1 [[TARGETBLOCK]], label [[FIRST:%.*]], label [[NEXT:%.*]]81; CHECK: dummy:82; CHECK-NEXT: ret void83; CHECK: first:84; CHECK-NEXT: [[TMP1:%.*]] = phi i32 [ [[DOTCE_RELOAD]], [[ENTRY:%.*]] ]85; CHECK-NEXT: ret void86; CHECK: next:87; CHECK-NEXT: ret void88;89;90; CHECK-LABEL: define internal i1 @outlined_ir_func_0(91; CHECK-NEXT: newFuncRoot:92; CHECK-NEXT: br label [[ENTRY_TO_OUTLINE:%.*]]93; CHECK: entry_to_outline:94; CHECK-NEXT: br i1 true, label [[TEST1:%.*]], label [[FIRST_SPLIT:%.*]]95; CHECK: test1:96; CHECK-NEXT: [[E:%.*]] = load i32, ptr [[TMP0:%.*]], align 497; CHECK-NEXT: [[TMP3:%.*]] = add i32 [[TMP1:%.*]], [[TMP1]]98; CHECK-NEXT: br i1 true, label [[FIRST_SPLIT]], label [[TEST:%.*]]99; CHECK: test:100; CHECK-NEXT: [[D:%.*]] = load i32, ptr [[TMP0]], align 4101; CHECK-NEXT: br i1 true, label [[FIRST_SPLIT]], label [[NEXT_EXITSTUB:%.*]]102; CHECK: first.split:103; CHECK-NEXT: [[DOTCE:%.*]] = phi i32 [ [[D]], [[TEST]] ], [ [[E]], [[TEST1]] ], [ [[TMP1]], [[ENTRY_TO_OUTLINE]] ]104; CHECK-NEXT: br label [[FIRST_EXITSTUB:%.*]]105; CHECK: first.exitStub:106; CHECK-NEXT: store i32 [[DOTCE]], ptr [[TMP2:%.*]], align 4107; CHECK-NEXT: ret i1 true108; CHECK: next.exitStub:109; CHECK-NEXT: ret i1 false110;111