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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; Make sure that when we merge phi nodes, we do not merge two different PHINodes5; as the same phi node.6 7define void @f1() {8bb1:9 %0 = add i32 1, 210 %1 = add i32 3, 411 %2 = add i32 5, 612 %3 = add i32 7, 813 br label %bb514bb2:15 %4 = mul i32 5, 416 br label %bb517 18placeholder:19 %a = sub i32 5, 420 ret void21 22bb5:23 %phinode = phi i32 [5, %bb1], [5, %bb2]24 %phinode1 = phi i32 [5, %bb1], [5, %bb2]25 ret void26}27 28define void @f2() {29bb1:30 %0 = add i32 1, 231 %1 = add i32 3, 432 %2 = add i32 5, 633 %3 = add i32 7, 834 br label %bb535bb2:36 %4 = mul i32 5, 437 br label %bb538 39placeholder:40 %a = sub i32 5, 441 ret void42 43bb5:44 %phinode = phi i32 [5, %bb1], [5, %bb2]45 %phinode1 = phi i32 [5, %bb1], [5, %bb2]46 ret void47}48; CHECK-LABEL: @f1(49; CHECK-NEXT: bb1:50; CHECK-NEXT: [[PHINODE1_CE_LOC:%.*]] = alloca i32, align 451; CHECK-NEXT: [[PHINODE_CE_LOC:%.*]] = alloca i32, align 452; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[PHINODE_CE_LOC]])53; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[PHINODE1_CE_LOC]])54; CHECK-NEXT: [[TARGETBLOCK:%.*]] = call i1 @outlined_ir_func_0(ptr [[PHINODE_CE_LOC]], ptr [[PHINODE1_CE_LOC]])55; CHECK-NEXT: [[PHINODE_CE_RELOAD:%.*]] = load i32, ptr [[PHINODE_CE_LOC]], align 456; CHECK-NEXT: [[PHINODE1_CE_RELOAD:%.*]] = load i32, ptr [[PHINODE1_CE_LOC]], align 457; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[PHINODE_CE_LOC]])58; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[PHINODE1_CE_LOC]])59; CHECK-NEXT: br i1 [[TARGETBLOCK]], label [[BB5:%.*]], label [[BB1_AFTER_OUTLINE:%.*]]60; CHECK: bb1_after_outline:61; CHECK-NEXT: ret void62; CHECK: bb5:63; CHECK-NEXT: [[PHINODE:%.*]] = phi i32 [ [[PHINODE_CE_RELOAD]], [[BB1:%.*]] ]64; CHECK-NEXT: [[PHINODE1:%.*]] = phi i32 [ [[PHINODE1_CE_RELOAD]], [[BB1]] ]65; CHECK-NEXT: ret void66;67;68; CHECK-LABEL: @f2(69; CHECK-NEXT: bb1:70; CHECK-NEXT: [[PHINODE1_CE_LOC:%.*]] = alloca i32, align 471; CHECK-NEXT: [[PHINODE_CE_LOC:%.*]] = alloca i32, align 472; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[PHINODE_CE_LOC]])73; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[PHINODE1_CE_LOC]])74; CHECK-NEXT: [[TARGETBLOCK:%.*]] = call i1 @outlined_ir_func_0(ptr [[PHINODE_CE_LOC]], ptr [[PHINODE1_CE_LOC]])75; CHECK-NEXT: [[PHINODE_CE_RELOAD:%.*]] = load i32, ptr [[PHINODE_CE_LOC]], align 476; CHECK-NEXT: [[PHINODE1_CE_RELOAD:%.*]] = load i32, ptr [[PHINODE1_CE_LOC]], align 477; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[PHINODE_CE_LOC]])78; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[PHINODE1_CE_LOC]])79; CHECK-NEXT: br i1 [[TARGETBLOCK]], label [[BB5:%.*]], label [[BB1_AFTER_OUTLINE:%.*]]80; CHECK: bb1_after_outline:81; CHECK-NEXT: ret void82; CHECK: bb5:83; CHECK-NEXT: [[PHINODE:%.*]] = phi i32 [ [[PHINODE_CE_RELOAD]], [[BB1:%.*]] ]84; CHECK-NEXT: [[PHINODE1:%.*]] = phi i32 [ [[PHINODE1_CE_RELOAD]], [[BB1]] ]85; CHECK-NEXT: ret void86;87;88; CHECK-LABEL: define internal i1 @outlined_ir_func_0(89; CHECK-NEXT: newFuncRoot:90; CHECK-NEXT: br label [[BB1_TO_OUTLINE:%.*]]91; CHECK: bb1_to_outline:92; CHECK-NEXT: [[TMP2:%.*]] = add i32 1, 293; CHECK-NEXT: [[TMP3:%.*]] = add i32 3, 494; CHECK-NEXT: [[TMP4:%.*]] = add i32 5, 695; CHECK-NEXT: [[TMP5:%.*]] = add i32 7, 896; CHECK-NEXT: br label [[BB5_SPLIT:%.*]]97; CHECK: bb2:98; CHECK-NEXT: [[TMP6:%.*]] = mul i32 5, 499; CHECK-NEXT: br label [[BB5_SPLIT]]100; CHECK: placeholder:101; CHECK-NEXT: [[A:%.*]] = sub i32 5, 4102; CHECK-NEXT: br label [[BB1_AFTER_OUTLINE_EXITSTUB:%.*]]103; CHECK: bb5.split:104; CHECK-NEXT: [[PHINODE_CE:%.*]] = phi i32 [ 5, [[BB1_TO_OUTLINE]] ], [ 5, [[BB2:%.*]] ]105; CHECK-NEXT: [[PHINODE1_CE:%.*]] = phi i32 [ 5, [[BB1_TO_OUTLINE]] ], [ 5, [[BB2]] ]106; CHECK-NEXT: br label [[BB5_EXITSTUB:%.*]]107; CHECK: bb5.exitStub:108; CHECK-NEXT: store i32 [[PHINODE_CE]], ptr [[TMP0:%.*]], align 4109; CHECK-NEXT: store i32 [[PHINODE1_CE]], ptr [[TMP1:%.*]], align 4110; CHECK-NEXT: ret i1 true111; CHECK: bb1_after_outline.exitStub:112; CHECK-NEXT: ret i1 false113;114