regbankselect-merge-values.mir
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect %s -verify-machineinstrs -o - -regbankselect-fast | FileCheck %s
# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect %s -verify-machineinstrs -o - -regbankselect-greedy | FileCheck %s
---
name: merge_s32_s32_s64_s
legalized: true
body: |
bb.0:
liveins: $sgpr0, $sgpr1
; CHECK-LABEL: name: merge_s32_s32_s64_s
; CHECK: [[COPY:%[0-9]+]]:sgpr(s64) = COPY $sgpr0_sgpr1
; CHECK: [[EXTRACT:%[0-9]+]]:sgpr(s32) = G_EXTRACT [[COPY]](s64), 0
; CHECK: [[EXTRACT1:%[0-9]+]]:sgpr(s32) = G_EXTRACT [[COPY]](s64), 32
; CHECK: [[MV:%[0-9]+]]:sgpr(s64) = G_MERGE_VALUES [[EXTRACT]](s32), [[EXTRACT1]](s32)
; CHECK: S_ENDPGM 0, implicit [[MV]](s64)
%0:_(s64) = COPY $sgpr0_sgpr1
%1:_(s32) = G_EXTRACT %0, 0
%2:_(s32) = G_EXTRACT %0, 32
%3:_(s64) = G_MERGE_VALUES %1, %2
S_ENDPGM 0, implicit %3
...
---
name: merge_s32_s32_s64_v
legalized: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; CHECK-LABEL: name: merge_s32_s32_s64_v
; CHECK: [[COPY:%[0-9]+]]:vgpr(s64) = COPY $vgpr0_vgpr1
; CHECK: [[EXTRACT:%[0-9]+]]:vgpr(s32) = G_EXTRACT [[COPY]](s64), 0
; CHECK: [[EXTRACT1:%[0-9]+]]:vgpr(s32) = G_EXTRACT [[COPY]](s64), 32
; CHECK: [[MV:%[0-9]+]]:vgpr(s64) = G_MERGE_VALUES [[EXTRACT]](s32), [[EXTRACT1]](s32)
; CHECK: S_ENDPGM 0, implicit [[MV]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s32) = G_EXTRACT %0, 0
%2:_(s32) = G_EXTRACT %0, 32
%3:_(s64) = G_MERGE_VALUES %1, %2
S_ENDPGM 0, implicit %3
...