9cac4e6d14
This allows targets to make more decisions about reserved registers after isel. For example, now it should be certain there are calls or stack objects in the frame or not, which could have been introduced by legalization. Patch by Matthias Braun llvm-svn: 363757
70 lines
3.0 KiB
LLVM
70 lines
3.0 KiB
LLVM
; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
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; RUN: -verify-machineinstrs=0 -O0 \
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; RUN: | FileCheck %s --check-prefixes=ENABLED,ENABLED-O0,FALLBACK
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; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
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; RUN: -verify-machineinstrs -O0 \
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; RUN: | FileCheck %s --check-prefixes=ENABLED,ENABLED-O0,FALLBACK,VERIFY,VERIFY-O0
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; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
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; RUN: -verify-machineinstrs=0 -O0 -aarch64-enable-global-isel-at-O=0 -global-isel-abort=1 \
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; RUN: | FileCheck %s --check-prefix ENABLED --check-prefix ENABLED-O0 --check-prefix NOFALLBACK
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; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
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; RUN: -verify-machineinstrs=0 -O0 -aarch64-enable-global-isel-at-O=0 -global-isel-abort=2 \
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; RUN: | FileCheck %s --check-prefix ENABLED --check-prefix ENABLED-O0 --check-prefix FALLBACK
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; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
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; RUN: -verify-machineinstrs=0 -global-isel \
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; RUN: | FileCheck %s --check-prefix ENABLED --check-prefix NOFALLBACK
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; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
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; RUN: -verify-machineinstrs=0 -global-isel -global-isel-abort=2 \
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; RUN: | FileCheck %s --check-prefix ENABLED --check-prefix FALLBACK
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; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
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; RUN: -verify-machineinstrs=0 -O1 -aarch64-enable-global-isel-at-O=3 \
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; RUN: | FileCheck %s --check-prefix ENABLED
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; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
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; RUN: -verify-machineinstrs=0 -O1 -aarch64-enable-global-isel-at-O=0 \
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; RUN: | FileCheck %s --check-prefix DISABLED
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; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
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; RUN: -verify-machineinstrs=0 -aarch64-enable-global-isel-at-O=-1 \
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; RUN: | FileCheck %s --check-prefix DISABLED
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; RUN: llc -mtriple=aarch64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
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; RUN: -verify-machineinstrs=0 | FileCheck %s --check-prefix DISABLED
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; RUN: llc -mtriple=aarch64-- -fast-isel=0 -global-isel=false \
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; RUN: -debug-pass=Structure %s -o /dev/null 2>&1 -verify-machineinstrs=0 \
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; RUN: | FileCheck %s --check-prefix DISABLED
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; ENABLED: IRTranslator
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; VERIFY-NEXT: Verify generated machine code
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; ENABLED-NEXT: PreLegalizerCombiner
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; VERIFY-NEXT: Verify generated machine code
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; ENABLED-NEXT: Analysis containing CSE Info
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; ENABLED-NEXT: Legalizer
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; VERIFY-NEXT: Verify generated machine code
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; ENABLED-NEXT: RegBankSelect
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; VERIFY-NEXT: Verify generated machine code
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; ENABLED-O0-NEXT: Localizer
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; VERIFY-O0-NEXT: Verify generated machine code
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; ENABLED-NEXT: InstructionSelect
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; VERIFY-NEXT: Verify generated machine code
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; ENABLED-NEXT: ResetMachineFunction
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; FALLBACK: AArch64 Instruction Selection
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; NOFALLBACK-NOT: AArch64 Instruction Selection
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; DISABLED-NOT: IRTranslator
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; DISABLED: AArch64 Instruction Selection
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; DISABLED: Finalize ISel and expand pseudo-instructions
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define void @empty() {
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ret void
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}
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