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1; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \2; RUN: --debugify-and-strip-all-safe=0 \3; RUN: -verify-machineinstrs=0 -O0 \4; RUN: | FileCheck %s --check-prefixes=ENABLED,FALLBACK5 6; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \7; RUN: --debugify-and-strip-all-safe=0 \8; RUN: -verify-machineinstrs -O0 \9; RUN: | FileCheck %s --check-prefixes=ENABLED,FALLBACK,VERIFY,VERIFY-O010 11; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \12; RUN: --debugify-and-strip-all-safe=0 \13; RUN: -verify-machineinstrs=0 -O0 -aarch64-enable-global-isel-at-O=0 -global-isel-abort=1 \14; RUN: | FileCheck %s --check-prefixes=ENABLED,NOFALLBACK15 16; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \17; RUN: --debugify-and-strip-all-safe=0 \18; RUN: -verify-machineinstrs=0 -O0 -aarch64-enable-global-isel-at-O=0 -global-isel-abort=2 \19; RUN: | FileCheck %s --check-prefixes=ENABLED,FALLBACK20 21; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \22; RUN: --debugify-and-strip-all-safe=0 \23; RUN: -verify-machineinstrs=0 -global-isel \24; RUN: | FileCheck %s --check-prefix ENABLED --check-prefix NOFALLBACK --check-prefix ENABLED-O125 26; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \27; RUN: --debugify-and-strip-all-safe=0 \28; RUN: -verify-machineinstrs=0 -global-isel -global-isel-abort=2 \29; RUN: | FileCheck %s --check-prefix ENABLED --check-prefix FALLBACK --check-prefix ENABLED-O130 31; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \32; RUN: --debugify-and-strip-all-safe=0 \33; RUN: -verify-machineinstrs=0 -O1 -aarch64-enable-global-isel-at-O=3 \34; RUN: | FileCheck %s --check-prefix ENABLED --check-prefix ENABLED-O135 36; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \37; RUN: --debugify-and-strip-all-safe=0 \38; RUN: -verify-machineinstrs=0 -O1 -aarch64-enable-global-isel-at-O=0 \39; RUN: | FileCheck %s --check-prefix DISABLED40 41; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \42; RUN: --debugify-and-strip-all-safe=0 \43; RUN: -verify-machineinstrs=0 -aarch64-enable-global-isel-at-O=-1 \44; RUN: | FileCheck %s --check-prefix DISABLED45 46; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \47; RUN: --debugify-and-strip-all-safe=0 \48; RUN: -verify-machineinstrs=0 | FileCheck %s --check-prefix DISABLED49 50; RUN: llc -mtriple=aarch64-- -fast-isel=0 -global-isel=false \51; RUN: --debugify-and-strip-all-safe=0 \52; RUN: -debug-pass=Structure %s -o /dev/null 2>&1 -verify-machineinstrs=0 \53; RUN: | FileCheck %s --check-prefix DISABLED54 55; ENABLED: Safe Stack instrumentation pass56 57; ENABLED-O1: Basic Alias Analysis (stateless AA impl)58; ENABLED-O1-NEXT: Function Alias Analysis Results59; ENABLED: IRTranslator60; VERIFY-NEXT: Verify generated machine code61; ENABLED-NEXT: Analysis for ComputingKnownBits62; ENABLED-O1-NEXT: MachineDominator Tree Construction63; ENABLED-O1-NEXT: Analysis containing CSE Info64; ENABLED-O1-NEXT: PreLegalizerCombiner65; ENABLED-O1-NEXT: Localizer66; VERIFY-O0-NEXT: AArch64O0PreLegalizerCombiner67; VERIFY-NEXT: Verify generated machine code68; ENABLED-O1-NEXT: LoadStoreOpt69; ENABLED-O1-NEXT: Analysis containing CSE Info70; ENABLED: Legalizer71; VERIFY-NEXT: Verify generated machine code72; ENABLED: RegBankSelect73; VERIFY-NEXT: Verify generated machine code74; ENABLED-NEXT: Analysis for ComputingKnownBits75; ENABLED-O1-NEXT: Lazy Branch Probability Analysis76; ENABLED-O1-NEXT: Lazy Block Frequency Analysis77; ENABLED-NEXT: InstructionSelect78; ENABLED-O1-NEXT: AArch64 Post Select Optimizer79; VERIFY-NEXT: Verify generated machine code80; ENABLED-NEXT: ResetMachineFunction81 82; FALLBACK: AArch64 Instruction Selection83; NOFALLBACK-NOT: AArch64 Instruction Selection84 85; DISABLED-NOT: IRTranslator86 87; DISABLED: AArch64 Instruction Selection88; DISABLED: Finalize ISel and expand pseudo-instructions89 90define void @empty() {91 ret void92}93