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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -o - -march=aarch64 -run-pass=aarch64-prelegalizer-combiner %s | FileCheck %s
# Make sure we don't lose the register bank constraints when
# combining COPY instructions.
---
name: test_none_none
body: |
bb.0.entry:
; CHECK-LABEL: name: test_none_none
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
; CHECK: $x0 = COPY [[COPY]](s64)
%0:_(s64) = COPY $x0
%1:_(s64) = COPY %0(s64)
$x0 = COPY %1(s64)
...
---
name: test_gpr_none
body: |
bb.0.entry:
; CHECK-LABEL: name: test_gpr_none
; CHECK: [[COPY:%[0-9]+]]:gpr(s64) = COPY $x0
; CHECK: $x0 = COPY [[COPY]](s64)
%0:gpr(s64) = COPY $x0
%1:_(s64) = COPY %0(s64)
$x0 = COPY %1(s64)
...
---
name: test_none_gpr
body: |
bb.0.entry:
; CHECK-LABEL: name: test_none_gpr
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
; CHECK: [[COPY1:%[0-9]+]]:gpr(s64) = COPY [[COPY]](s64)
; CHECK: $x0 = COPY [[COPY1]](s64)
%0:_(s64) = COPY $x0
%1:gpr(s64) = COPY %0(s64)
$x0 = COPY %1(s64)
...
---
name: test_fpr_gpr
body: |
bb.0.entry:
; CHECK-LABEL: name: test_fpr_gpr
; CHECK: [[COPY:%[0-9]+]]:fpr(s64) = COPY $x0
; CHECK: [[COPY1:%[0-9]+]]:gpr(s64) = COPY [[COPY]](s64)
; CHECK: $x0 = COPY [[COPY1]](s64)
%0:fpr(s64) = COPY $x0
%1:gpr(s64) = COPY %0(s64)
$x0 = COPY %1(s64)
...
---
name: test_gpr64_gpr64_dst_no_llt
body: |
bb.0.entry:
; CHECK-LABEL: name: test_gpr64_gpr64_dst_no_llt
; CHECK: [[COPY:%[0-9]+]]:gpr64(s64) = COPY $x0
; CHECK: [[COPY1:%[0-9]+]]:gpr64 = COPY [[COPY]](s64)
; CHECK: $x0 = COPY [[COPY1]]
%0:gpr64(s64) = COPY $x0
%1:gpr64 = COPY %0(s64)
$x0 = COPY %1
...
---
name: test_gpr64_gpr64_src_no_llt
body: |
bb.0.entry:
; CHECK-LABEL: name: test_gpr64_gpr64_src_no_llt
; CHECK: [[COPY:%[0-9]+]]:gpr64 = COPY $x0
; CHECK: [[COPY1:%[0-9]+]]:gpr64(s64) = COPY [[COPY]]
; CHECK: $x0 = COPY [[COPY1]](s64)
%0:gpr64 = COPY $x0
%1:gpr64(s64) = COPY %0
$x0 = COPY %1(s64)
...
---
name: test_gpr64_gpr64_both_no_llt
body: |
bb.0.entry:
; CHECK-LABEL: name: test_gpr64_gpr64_both_no_llt
; CHECK: [[COPY:%[0-9]+]]:gpr64 = COPY $x0
; CHECK: $x0 = COPY [[COPY]]
%0:gpr64 = COPY $x0
%1:gpr64 = COPY %0
$x0 = COPY %1
...
|
