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1; RUN: llc -verify-machineinstrs -enable-machine-outliner -mtriple aarch64 %s -o - | \2; RUN: FileCheck %s --check-prefixes CHECK,V8A3; RUN: llc -verify-machineinstrs -enable-machine-outliner -mtriple aarch64 -mattr=+v8.3a %s -o - | \4; RUN: FileCheck %s --check-prefixes CHECK,V83A5 6;; Function a's outlining candidate contains a sp modifying add without a7;; corresponsing sub, so we shouldn't outline it.8define void @a() "sign-return-address"="all" "sign-return-address-key"="b_key" {9; CHECK-LABEL: a: // @a10; CHECK: // %bb.0:11; CHECK-NEXT: .cfi_b_key_frame12; V8A-NEXT: hint #2713; V83A-NEXT: pacibsp14; CHECK-NEXT: .cfi_negate_ra_state15 %1 = alloca i32, align 416 %2 = alloca i32, align 417 %3 = alloca i32, align 418 %4 = alloca i32, align 419 %5 = alloca i32, align 420 %6 = alloca i32, align 421 store i32 1, ptr %1, align 422 store i32 2, ptr %2, align 423 store i32 3, ptr %3, align 424 store i32 4, ptr %4, align 425 store i32 5, ptr %5, align 426 store i32 6, ptr %6, align 427; CHECK-NOT: bl OUTLINED_FUNCTION_{{[0-9]+}}28; V8A: hint #3129; V8A-NEXT: ret30; V83A: retab31 ret void32}33 34define void @b() "sign-return-address"="all" "sign-return-address-key"="b_key" nounwind {35; CHECK-LABEL: b: // @b36; CHECK-NEXT: // %bb.0:37; V8A-NEXT: hint #2738; V83A-NEXT: pacibsp39 %1 = alloca i32, align 440 %2 = alloca i32, align 441 %3 = alloca i32, align 442 %4 = alloca i32, align 443 %5 = alloca i32, align 444 %6 = alloca i32, align 445 store i32 1, ptr %1, align 446 store i32 2, ptr %2, align 447 store i32 3, ptr %3, align 448 store i32 4, ptr %4, align 449 store i32 5, ptr %5, align 450 store i32 6, ptr %6, align 451; CHECK: bl [[OUTLINED_FUNC:OUTLINED_FUNCTION_[0-9]+]]52; V8A: hint #3153; V8A-NEXT: ret54; V83A: retab55 ret void56}57 58define void @c() "sign-return-address"="all" "sign-return-address-key"="b_key" nounwind {59; CHECK-LABEL: c: // @c60; CHECK-NEXT: // %bb.0:61; V8A-NEXT: hint #2762; V83A-NEXT: pacibsp63 %1 = alloca i32, align 464 %2 = alloca i32, align 465 %3 = alloca i32, align 466 %4 = alloca i32, align 467 %5 = alloca i32, align 468 %6 = alloca i32, align 469 store i32 1, ptr %1, align 470 store i32 2, ptr %2, align 471 store i32 3, ptr %3, align 472 store i32 4, ptr %4, align 473 store i32 5, ptr %5, align 474 store i32 6, ptr %6, align 475; CHECK: bl [[OUTLINED_FUNC]]76; V8A: hint #3177; V8A-NEXT: ret78; V83A: retab79 ret void80}81 82; CHECK: [[OUTLINED_FUNC]]83; CHECK: // %bb.0:84; V8A-NEXT: hint #2785; V83A-NEXT: pacibsp86; V8A: hint #3187; V8A-NEXT: ret88; V83A: retab89