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