72 lines
2.8 KiB
Plaintext
72 lines
2.8 KiB
Plaintext
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# RUN: llc -mtriple=s390x-linux-gnu -mcpu=z14 -start-before=postrapseudos %s \
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# RUN: -o - | FileCheck %s
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#
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# Test that the CC values of logical adds and subs can be used in compare
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# elimination in the cases of EQ/NE.
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# CHECK-LABEL: fun0:
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# CHECK: alr %r3, %r2
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# CHECK-NEXT: locrhe %r2, %r3
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# CHECK-NEXT: alr %r3, %r2
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# CHECK-NEXT: locrnhe %r2, %r3
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# CHECK-NEXT: alr %r3, %r2
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# CHECK-NEXT: chi %r3, 0
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# CHECK-NEXT: locrle %r2, %r3
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# CHECK-NEXT: alr %r3, %r2
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# CHECK-NEXT: chi %r3, 0
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# CHECK-NEXT: locrhe %r2, %r3
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# CHECK-NEXT: slrk %r3, %r2, %r3
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# CHECK-NEXT: locrh %r2, %r3
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# CHECK-NEXT: slrk %r3, %r2, %r3
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# CHECK-NEXT: locrnhe %r2, %r3
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# CHECK-NEXT: slrk %r3, %r2, %r3
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# CHECK-NEXT: chi %r3, 0
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# CHECK-NEXT: locrle %r2, %r3
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# CHECK-NEXT: slrk %r3, %r2, %r3
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# CHECK-NEXT: chi %r3, 0
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# CHECK-NEXT: locrhe %r2, %r3
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--- |
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define i32 @fun0(i32 %arg1, i32 %arg2) { bb: ret i32 0 }
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...
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---
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name: fun0
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body: |
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bb.0:
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renamable $r3l = ALRK renamable $r2l, killed renamable $r3l, implicit-def dead $cc
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CHIMux renamable $r3l, 0, implicit-def $cc
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renamable $r2l = LOCR killed renamable $r2l, killed renamable $r3l, 14, 8, implicit killed $cc
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renamable $r3l = ALRK renamable $r2l, killed renamable $r3l, implicit-def dead $cc
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CHIMux renamable $r3l, 0, implicit-def $cc
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renamable $r2l = LOCR killed renamable $r2l, killed renamable $r3l, 14, 6, implicit killed $cc
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renamable $r3l = ALRK renamable $r2l, killed renamable $r3l, implicit-def dead $cc
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CHIMux renamable $r3l, 0, implicit-def $cc
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renamable $r2l = LOCR killed renamable $r2l, killed renamable $r3l, 14, 12, implicit killed $cc
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renamable $r3l = ALRK renamable $r2l, killed renamable $r3l, implicit-def dead $cc
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CHIMux renamable $r3l, 0, implicit-def $cc
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renamable $r2l = LOCR killed renamable $r2l, killed renamable $r3l, 14, 10, implicit killed $cc
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renamable $r3l = SLRK renamable $r2l, killed renamable $r3l, implicit-def dead $cc
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CHIMux renamable $r3l, 0, implicit-def $cc
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renamable $r2l = LOCR killed renamable $r2l, killed renamable $r3l, 14, 8, implicit killed $cc
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renamable $r3l = SLRK renamable $r2l, killed renamable $r3l, implicit-def dead $cc
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CHIMux renamable $r3l, 0, implicit-def $cc
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renamable $r2l = LOCR killed renamable $r2l, killed renamable $r3l, 14, 6, implicit killed $cc
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renamable $r3l = SLRK renamable $r2l, killed renamable $r3l, implicit-def dead $cc
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CHIMux renamable $r3l, 0, implicit-def $cc
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renamable $r2l = LOCR killed renamable $r2l, killed renamable $r3l, 14, 12, implicit killed $cc
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renamable $r3l = SLRK renamable $r2l, killed renamable $r3l, implicit-def dead $cc
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CHIMux renamable $r3l, 0, implicit-def $cc
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renamable $r2l = LOCR killed renamable $r2l, killed renamable $r3l, 14, 10, implicit killed $cc
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Return implicit $r2l
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...
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