legalize-freeze.mir
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=aarch64 -run-pass=legalizer -O0 %s -o - | FileCheck %s
---
name: test_freeze_s64
body: |
bb.0.entry:
liveins: $x0
; CHECK-LABEL: name: test_freeze_s64
; CHECK: %x0:_(s64) = COPY $x0
; CHECK: [[FREEZE:%[0-9]+]]:_(s64) = G_FREEZE %x0
; CHECK: $x0 = COPY [[FREEZE]](s64)
%x0:_(s64) = COPY $x0
%1:_(s64) = G_FREEZE %x0
$x0 = COPY %1(s64)
...
---
name: test_freeze_v4s32
body: |
bb.0:
liveins: $q0
; CHECK-LABEL: name: test_freeze_v4s32
; CHECK: %q0:_(<4 x s32>) = COPY $q0
; CHECK: [[FREEZE:%[0-9]+]]:_(<4 x s32>) = G_FREEZE %q0
; CHECK: [[UV:%[0-9]+]]:_(<2 x s32>), [[UV1:%[0-9]+]]:_(<2 x s32>) = G_UNMERGE_VALUES [[FREEZE]](<4 x s32>)
; CHECK: $x0 = COPY [[UV]](<2 x s32>)
; CHECK: $x1 = COPY [[UV1]](<2 x s32>)
%q0:_(<4 x s32>) = COPY $q0
%0:_(<4 x s32>) = G_FREEZE %q0
%1:_(<2 x s32> ), %2:_(<2 x s32>) = G_UNMERGE_VALUES %0
$x0 = COPY %1
$x1 = COPY %2
...
---
name: test_freeze_v4s64
body: |
bb.0:
; CHECK-LABEL: name: test_freeze_v4s64
; CHECK: [[DEF:%[0-9]+]]:_(<2 x s64>) = G_IMPLICIT_DEF
; CHECK: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY [[DEF]](<2 x s64>)
; CHECK: [[FREEZE:%[0-9]+]]:_(<2 x s64>) = G_FREEZE [[DEF]]
; CHECK: [[FREEZE1:%[0-9]+]]:_(<2 x s64>) = G_FREEZE [[COPY]]
; CHECK: $q0 = COPY [[FREEZE]](<2 x s64>)
; CHECK: $q1 = COPY [[FREEZE1]](<2 x s64>)
%undef:_(<4 x s64>) = G_IMPLICIT_DEF
%0:_(<4 x s64>) = G_FREEZE %undef
%1:_(<2 x s64> ), %2:_(<2 x s64>) = G_UNMERGE_VALUES %0
$q0 = COPY %1
$q1 = COPY %2
...
---
name: test_freeze_v2s32
body: |
bb.0:
liveins: $d0
; CHECK-LABEL: name: test_freeze_v2s32
; CHECK: %d0:_(<2 x s32>) = COPY $d0
; CHECK: [[FREEZE:%[0-9]+]]:_(<2 x s32>) = G_FREEZE %d0
; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FREEZE]](<2 x s32>)
; CHECK: $w0 = COPY [[UV]](s32)
; CHECK: $w1 = COPY [[UV1]](s32)
%d0:_(<2 x s32>) = COPY $d0
%0:_(<2 x s32>) = G_FREEZE %d0
%1:_(s32), %2:_(s32) = G_UNMERGE_VALUES %0
$w0 = COPY %1
$w1 = COPY %2
...