legalize-select.mir 3.29 KB
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc %s -verify-machineinstrs -O0 -run-pass=legalizer -mtriple aarch64-unknown-unknown -o - | FileCheck %s
...
---
name:            v2s64
alignment:       4
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $q0, $q1

    ; CHECK-LABEL: name: v2s64
    ; CHECK: liveins: $q0, $q1
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $q0
    ; CHECK: [[COPY1:%[0-9]+]]:_(<2 x s64>) = COPY $q1
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s64>) = G_BUILD_VECTOR [[C]](s64), [[C]](s64)
    ; CHECK: [[ICMP:%[0-9]+]]:_(<2 x s64>) = G_ICMP intpred(sgt), [[COPY]](<2 x s64>), [[BUILD_VECTOR]]
    ; CHECK: [[TRUNC:%[0-9]+]]:_(<2 x s1>) = G_TRUNC [[ICMP]](<2 x s64>)
    ; CHECK: [[UV:%[0-9]+]]:_(s1), [[UV1:%[0-9]+]]:_(s1) = G_UNMERGE_VALUES [[TRUNC]](<2 x s1>)
    ; CHECK: [[UV2:%[0-9]+]]:_(s64), [[UV3:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY1]](<2 x s64>)
    ; CHECK: [[UV4:%[0-9]+]]:_(s64), [[UV5:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY]](<2 x s64>)
    ; CHECK: [[SELECT:%[0-9]+]]:_(s64) = G_SELECT [[UV]](s1), [[UV2]], [[UV4]]
    ; CHECK: [[SELECT1:%[0-9]+]]:_(s64) = G_SELECT [[UV1]](s1), [[UV3]], [[UV5]]
    ; CHECK: [[BUILD_VECTOR1:%[0-9]+]]:_(<2 x s64>) = G_BUILD_VECTOR [[SELECT]](s64), [[SELECT1]](s64)
    ; CHECK: $q0 = COPY [[BUILD_VECTOR1]](<2 x s64>)
    ; CHECK: RET_ReallyLR implicit $q0
    %0:_(<2 x s64>) = COPY $q0
    %1:_(<2 x s64>) = COPY $q1
    %3:_(s64) = G_CONSTANT i64 0
    %2:_(<2 x s64>) = G_BUILD_VECTOR %3(s64), %3(s64)
    %4:_(<2 x s1>) = G_ICMP intpred(sgt), %0(<2 x s64>), %2
    %5:_(<2 x s64>) = G_SELECT %4(<2 x s1>), %1, %0
    $q0 = COPY %5(<2 x s64>)
    RET_ReallyLR implicit $q0

...
---
name:            v2s32
alignment:       4
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $d0, $d1

    ; CHECK-LABEL: name: v2s32
    ; CHECK: liveins: $d0, $d1
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $d0
    ; CHECK: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $d1
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[C]](s32), [[C]](s32)
    ; CHECK: [[ICMP:%[0-9]+]]:_(<2 x s32>) = G_ICMP intpred(sgt), [[COPY]](<2 x s32>), [[BUILD_VECTOR]]
    ; CHECK: [[TRUNC:%[0-9]+]]:_(<2 x s1>) = G_TRUNC [[ICMP]](<2 x s32>)
    ; CHECK: [[UV:%[0-9]+]]:_(s1), [[UV1:%[0-9]+]]:_(s1) = G_UNMERGE_VALUES [[TRUNC]](<2 x s1>)
    ; CHECK: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
    ; CHECK: [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; CHECK: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[UV]](s1), [[UV2]], [[UV4]]
    ; CHECK: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[UV1]](s1), [[UV3]], [[UV5]]
    ; CHECK: [[BUILD_VECTOR1:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[SELECT]](s32), [[SELECT1]](s32)
    ; CHECK: $d0 = COPY [[BUILD_VECTOR1]](<2 x s32>)
    ; CHECK: RET_ReallyLR implicit $d0
    %0:_(<2 x s32>) = COPY $d0
    %1:_(<2 x s32>) = COPY $d1
    %3:_(s32) = G_CONSTANT i32 0
    %2:_(<2 x s32>) = G_BUILD_VECTOR %3(s32), %3(s32)
    %4:_(<2 x s1>) = G_ICMP intpred(sgt), %0(<2 x s32>), %2
    %5:_(<2 x s32>) = G_SELECT %4(<2 x s1>), %1, %0
    $d0 = COPY %5(<2 x s32>)
    RET_ReallyLR implicit $d0

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