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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 do not outline when all of the phi nodes in the beginning5; block are included not in the region.6 7define void @function1(ptr %a, ptr %b) {8entry:9 %0 = alloca i32, align 410 %c = load i32, ptr %0, align 411 %y = add i32 %c, %c12 br label %test113dummy:14 ret void15test1:16 %1 = phi i32 [ %e, %test1 ], [ %y, %entry ]17 %2 = phi i32 [ %e, %test1 ], [ %y, %entry ]18 %e = load i32, ptr %0, align 419 %3 = add i32 %c, %c20 %4 = sub i32 %c, %c21 br i1 true, label %first, label %test122first:23 ret void24}25 26define void @function2(ptr %a, ptr %b) {27entry:28 %0 = alloca i32, align 429 %c = load i32, ptr %0, align 430 %y = mul i32 %c, %c31 br label %test132dummy:33 ret void34test1:35 %1 = phi i32 [ %e, %test1 ], [ %y, %entry ]36 %2 = phi i32 [ %y, %entry ], [ %e, %test1 ]37 %e = load i32, ptr %0, align 438 %3 = add i32 %c, %c39 %4 = mul i32 %c, %c40 br i1 true, label %first, label %test141first:42 ret void43}44; CHECK-LABEL: @function1(45; CHECK-NEXT: entry:46; CHECK-NEXT: [[E_LOC:%.*]] = alloca i32, align 447; CHECK-NEXT: [[TMP0:%.*]] = alloca i32, align 448; CHECK-NEXT: [[C:%.*]] = load i32, ptr [[TMP0]], align 449; CHECK-NEXT: [[Y:%.*]] = add i32 [[C]], [[C]]50; CHECK-NEXT: br label [[TEST1:%.*]]51; CHECK: dummy:52; CHECK-NEXT: ret void53; CHECK: test1:54; CHECK-NEXT: [[TMP1:%.*]] = phi i32 [ [[E_RELOAD:%.*]], [[TEST1]] ], [ [[Y]], [[ENTRY:%.*]] ]55; CHECK-NEXT: [[TMP2:%.*]] = phi i32 [ [[E_RELOAD]], [[TEST1]] ], [ [[Y]], [[ENTRY]] ]56; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[E_LOC]])57; CHECK-NEXT: call void @outlined_ir_func_0(ptr [[TMP0]], i32 [[C]], ptr [[E_LOC]])58; CHECK-NEXT: [[E_RELOAD]] = load i32, ptr [[E_LOC]], align 459; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[E_LOC]])60; CHECK-NEXT: [[TMP3:%.*]] = sub i32 [[C]], [[C]]61; CHECK-NEXT: br i1 true, label [[FIRST:%.*]], label [[TEST1]]62; CHECK: first:63; CHECK-NEXT: ret void64;65;66; CHECK-LABEL: @function2(67; CHECK-NEXT: entry:68; CHECK-NEXT: [[E_LOC:%.*]] = alloca i32, align 469; CHECK-NEXT: [[TMP0:%.*]] = alloca i32, align 470; CHECK-NEXT: [[C:%.*]] = load i32, ptr [[TMP0]], align 471; CHECK-NEXT: [[Y:%.*]] = mul i32 [[C]], [[C]]72; CHECK-NEXT: br label [[TEST1:%.*]]73; CHECK: dummy:74; CHECK-NEXT: ret void75; CHECK: test1:76; CHECK-NEXT: [[TMP1:%.*]] = phi i32 [ [[E_RELOAD:%.*]], [[TEST1]] ], [ [[Y]], [[ENTRY:%.*]] ]77; CHECK-NEXT: [[TMP2:%.*]] = phi i32 [ [[Y]], [[ENTRY]] ], [ [[E_RELOAD]], [[TEST1]] ]78; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[E_LOC]])79; CHECK-NEXT: call void @outlined_ir_func_0(ptr [[TMP0]], i32 [[C]], ptr [[E_LOC]])80; CHECK-NEXT: [[E_RELOAD]] = load i32, ptr [[E_LOC]], align 481; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[E_LOC]])82; CHECK-NEXT: [[TMP3:%.*]] = mul i32 [[C]], [[C]]83; CHECK-NEXT: br i1 true, label [[FIRST:%.*]], label [[TEST1]]84; CHECK: first:85; CHECK-NEXT: ret void86;87;88; CHECK-LABEL: define internal void @outlined_ir_func_0(89; CHECK-NEXT: newFuncRoot:90; CHECK-NEXT: br label [[TEST1_TO_OUTLINE:%.*]]91; CHECK: test1_to_outline:92; CHECK-NEXT: [[E:%.*]] = load i32, ptr [[TMP0:%.*]], align 493; CHECK-NEXT: [[TMP3:%.*]] = add i32 [[TMP1:%.*]], [[TMP1]]94; CHECK-NEXT: br label [[TEST1_AFTER_OUTLINE_EXITSTUB:%.*]]95; CHECK: test1_after_outline.exitStub:96; CHECK-NEXT: store i32 [[E]], ptr [[TMP2:%.*]], align 497; CHECK-NEXT: ret void98;99