regbankselect-bitcast.mir
940 Bytes
# 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: bitcast_s
legalized: true
body: |
bb.0:
liveins: $sgpr0
; CHECK-LABEL: name: bitcast_s
; CHECK: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; CHECK: [[BITCAST:%[0-9]+]]:sgpr(<2 x s16>) = G_BITCAST [[COPY]](s32)
%0:_(s32) = COPY $sgpr0
%1:_(<2 x s16>) = G_BITCAST %0
...
---
name: bitcast_v
legalized: true
body: |
bb.0:
liveins: $vgpr0
; CHECK-LABEL: name: bitcast_v
; CHECK: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
; CHECK: [[BITCAST:%[0-9]+]]:vgpr(<2 x s16>) = G_BITCAST [[COPY]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(<2 x s16>) = G_BITCAST %0
...