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|
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -o - -march=aarch64 -run-pass=legalizer %s | FileCheck %s
# Make sure we don't lose the register bank constraints when
# artifact combining G_UNMERGE_VALUES instructions.
---
name: test_none_none
body: |
bb.0.entry:
; CHECK-LABEL: name: test_none_none
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY $w1
; CHECK: $w0 = COPY [[COPY]](s32)
; CHECK: $w1 = COPY [[COPY1]](s32)
%0:_(s32) = COPY $w0
%1:_(s32) = COPY $w1
%2:_(s64) = G_MERGE_VALUES %0(s32), %1
%3:_(s32), %4:_(s32) = G_UNMERGE_VALUES %2(s64)
$w0 = COPY %3(s32)
$w1 = COPY %4(s32)
...
---
name: test_gpr_none
body: |
bb.0.entry:
; CHECK-LABEL: name: test_gpr_none
; CHECK: [[COPY:%[0-9]+]]:gpr(s32) = COPY $w0
; CHECK: [[COPY1:%[0-9]+]]:gpr(s32) = COPY $w1
; CHECK: $w0 = COPY [[COPY]](s32)
; CHECK: $w1 = COPY [[COPY1]](s32)
%0:gpr(s32) = COPY $w0
%1:gpr(s32) = COPY $w1
%2:_(s64) = G_MERGE_VALUES %0(s32), %1
%3:_(s32), %4:_(s32) = G_UNMERGE_VALUES %2(s64)
$w0 = COPY %3(s32)
$w1 = COPY %4(s32)
...
---
name: test_none_gpr
body: |
bb.0.entry:
; CHECK-LABEL: name: test_none_gpr
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY $w1
; CHECK: [[COPY2:%[0-9]+]]:gpr(s32) = COPY [[COPY]](s32)
; CHECK: [[COPY3:%[0-9]+]]:gpr(s32) = COPY [[COPY1]](s32)
; CHECK: $w0 = COPY [[COPY2]](s32)
; CHECK: $w1 = COPY [[COPY3]](s32)
%0:_(s32) = COPY $w0
%1:_(s32) = COPY $w1
%2:_(s64) = G_MERGE_VALUES %0(s32), %1
%3:gpr(s32), %4:gpr(s32) = G_UNMERGE_VALUES %2(s64)
$w0 = COPY %3(s32)
$w1 = COPY %4(s32)
...
---
name: test_fpr_gpr
body: |
bb.0.entry:
; CHECK-LABEL: name: test_fpr_gpr
; CHECK: [[COPY:%[0-9]+]]:fpr(s32) = COPY $w0
; CHECK: [[COPY1:%[0-9]+]]:fpr(s32) = COPY $w1
; CHECK: [[COPY2:%[0-9]+]]:gpr(s32) = COPY [[COPY]](s32)
; CHECK: [[COPY3:%[0-9]+]]:gpr(s32) = COPY [[COPY1]](s32)
; CHECK: $w0 = COPY [[COPY2]](s32)
; CHECK: $w1 = COPY [[COPY3]](s32)
%0:fpr(s32) = COPY $w0
%1:fpr(s32) = COPY $w1
%2:_(s64) = G_MERGE_VALUES %0(s32), %1
%3:gpr(s32), %4:gpr(s32) = G_UNMERGE_VALUES %2(s64)
$w0 = COPY %3(s32)
$w1 = COPY %4(s32)
...
|
