forked from OSchip/llvm-project
68 lines
1.5 KiB
LLVM
68 lines
1.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=ALL
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define i8 @test() {
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; ALL-LABEL: test:
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; ALL: # %bb.0:
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; ALL-NEXT: retq
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ret i8 undef
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}
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define i8 @add_undef_i8(i8 %a) {
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; ALL-LABEL: add_undef_i8:
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; ALL: # %bb.0:
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; ALL-NEXT: movl %edi, %eax
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; ALL-NEXT: addb %al, %al
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; ALL-NEXT: # kill: def $al killed $al killed $eax
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; ALL-NEXT: retq
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%r = add i8 %a, undef
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ret i8 %r
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}
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define i16 @add_undef_i16(i16 %a) {
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; ALL-LABEL: add_undef_i16:
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; ALL: # %bb.0:
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; ALL-NEXT: movl %edi, %eax
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; ALL-NEXT: addw %ax, %ax
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; ALL-NEXT: # kill: def $ax killed $ax killed $eax
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; ALL-NEXT: retq
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%r = add i16 %a, undef
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ret i16 %r
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}
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define i16 @add_undef_i16_commute(i16 %a) {
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; ALL-LABEL: add_undef_i16_commute:
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; ALL: # %bb.0:
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; ALL-NEXT: addw %di, %ax
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; ALL-NEXT: retq
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%r = add i16 undef, %a
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ret i16 %r
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}
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define i32 @add_undef_i32(i32 %a) {
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; ALL-LABEL: add_undef_i32:
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; ALL: # %bb.0:
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; ALL-NEXT: movl %edi, %eax
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; ALL-NEXT: addl %eax, %eax
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; ALL-NEXT: retq
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%r = add i32 %a, undef
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ret i32 %r
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}
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define float @test3() {
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; ALL-LABEL: test3:
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; ALL: # %bb.0:
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; ALL-NEXT: retq
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ret float undef
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}
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define float @test4(float %a) {
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; ALL-LABEL: test4:
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; ALL: # %bb.0:
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; ALL-NEXT: addss %xmm0, %xmm0
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; ALL-NEXT: retq
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%r = fadd float %a, undef
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ret float %r
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}
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