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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 extract blocks that contain PHINodes, and selectively5; store into it's respective block, creating a new block if needed.6 7define void @function1(ptr %a, ptr %b) {8entry:9 %0 = alloca i32, align 410 %c = load i32, ptr %0, align 411 br label %test112test1:13 %e = load i32, ptr %0, align 414 br label %first15test:16 %d = load i32, ptr %0, align 417 br label %first18first:19 ret void20}21 22define void @function2(ptr %a, ptr %b) {23entry:24 %0 = alloca i32, align 425 %c = load i32, ptr %0, align 426 br label %test127test1:28 %e = load i32, ptr %0, align 429 br label %first30test:31 %d = load i32, ptr %0, align 432 br label %first33first:34 %1 = phi i32 [ %c, %test ], [ %e, %test1 ]35 ret void36}37; CHECK-LABEL: @function1(38; CHECK-NEXT: entry:39; CHECK-NEXT: [[TMP0:%.*]] = alloca i32, align 440; CHECK-NEXT: call void @outlined_ir_func_0(ptr [[TMP0]], ptr null, i32 -1)41; CHECK-NEXT: br label [[FIRST:%.*]]42; CHECK: first:43; CHECK-NEXT: ret void44;45;46; CHECK-LABEL: @function2(47; CHECK-NEXT: entry:48; CHECK-NEXT: [[DOTCE_LOC:%.*]] = alloca i32, align 449; CHECK-NEXT: [[TMP0:%.*]] = alloca i32, align 450; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[DOTCE_LOC]])51; CHECK-NEXT: call void @outlined_ir_func_0(ptr [[TMP0]], ptr [[DOTCE_LOC]], i32 0)52; CHECK-NEXT: [[DOTCE_RELOAD:%.*]] = load i32, ptr [[DOTCE_LOC]], align 453; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[DOTCE_LOC]])54; CHECK-NEXT: br label [[FIRST:%.*]]55; CHECK: first:56; CHECK-NEXT: [[TMP1:%.*]] = phi i32 [ [[DOTCE_RELOAD]], [[ENTRY:%.*]] ]57; CHECK-NEXT: ret void58;59;60; CHECK-LABEL: define internal void @outlined_ir_func_0(61; CHECK-NEXT: newFuncRoot:62; CHECK-NEXT: br label [[ENTRY_TO_OUTLINE:%.*]]63; CHECK: entry_to_outline:64; CHECK-NEXT: [[C:%.*]] = load i32, ptr [[TMP0:%.*]], align 465; CHECK-NEXT: br label [[TEST1:%.*]]66; CHECK: test1:67; CHECK-NEXT: [[E:%.*]] = load i32, ptr [[TMP0]], align 468; CHECK-NEXT: br label [[PHI_BLOCK:%.*]]69; CHECK: test:70; CHECK-NEXT: [[D:%.*]] = load i32, ptr [[TMP0]], align 471; CHECK-NEXT: br label [[PHI_BLOCK]]72; CHECK: first.exitStub:73; CHECK-NEXT: switch i32 [[TMP2:%.*]], label [[FINAL_BLOCK_0:%.*]] [74; CHECK-NEXT: i32 0, label [[OUTPUT_BLOCK_1_0:%.*]]75; CHECK-NEXT: ]76; CHECK: output_block_1_0:77; CHECK-NEXT: store i32 [[TMP3:%.*]], ptr [[TMP1:%.*]], align 478; CHECK-NEXT: br label [[FINAL_BLOCK_0]]79; CHECK: phi_block:80; CHECK-NEXT: [[TMP3]] = phi i32 [ [[C]], [[TEST:%.*]] ], [ [[E]], [[TEST1]] ]81; CHECK-NEXT: br label [[FIRST_EXITSTUB:%.*]]82; CHECK: final_block_0:83; CHECK-NEXT: ret void84;85