forked from OSchip/llvm-project
72 lines
1.7 KiB
YAML
72 lines
1.7 KiB
YAML
# RUN: llc -mtriple=x86_64-linux-gnu -global-isel -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=ALL
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--- |
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define i8 @test() {
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ret i8 undef
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}
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define i8 @test2(i8 %a) {
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%r = add i8 %a, undef
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ret i8 %r
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}
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...
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---
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name: test
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# ALL-LABEL: name: test
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alignment: 4
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legalized: true
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regBankSelected: true
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# ALL: registers:
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# ALL-NEXT: - { id: 0, class: gr8, preferred-register: '' }
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registers:
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- { id: 0, class: gpr, preferred-register: '' }
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liveins:
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fixedStack:
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stack:
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constants:
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# ALL: %0 = IMPLICIT_DEF
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# ALL-NEXT: %al = COPY %0
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# ALL-NEXT: RET 0, implicit %al
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body: |
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bb.1 (%ir-block.0):
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%0(s8) = G_IMPLICIT_DEF
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%al = COPY %0(s8)
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RET 0, implicit %al
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...
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---
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name: test2
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# ALL-LABEL: name: test2
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alignment: 4
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legalized: true
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regBankSelected: true
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# ALL: registers:
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# ALL-NEXT: - { id: 0, class: gr8, preferred-register: '' }
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# ALL-NEXT: - { id: 1, class: gr8, preferred-register: '' }
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# ALL-NEXT: - { id: 2, class: gr8, preferred-register: '' }
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registers:
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- { id: 0, class: gpr, preferred-register: '' }
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- { id: 1, class: gpr, preferred-register: '' }
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- { id: 2, class: gpr, preferred-register: '' }
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liveins:
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fixedStack:
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stack:
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constants:
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# ALL: %0 = COPY %dil
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# ALL-NEXT: %1 = IMPLICIT_DEF
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# ALL-NEXT: %2 = ADD8rr %0, %1, implicit-def %eflags
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# ALL-NEXT: %al = COPY %2
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# ALL-NEXT: RET 0, implicit %al
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body: |
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bb.1 (%ir-block.0):
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liveins: %edi
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%0(s8) = COPY %edi
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%1(s8) = G_IMPLICIT_DEF
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%2(s8) = G_ADD %0, %1
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%al = COPY %2(s8)
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RET 0, implicit %al
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...
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