test/CodeGen/AMDGPU/GlobalISel/inst-select-bswap.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -mcpu=hawaii -run-pass=instruction-select -verify-machineinstrs -o - %s  | FileCheck -check-prefix=GFX7 %s
# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=instruction-select -verify-machineinstrs -o - %s  | FileCheck -check-prefix=GFX8 %s

---
name: bswap_i32_vv
legalized: true
regBankSelected: true

body: |
  bb.0:
    liveins: $vgpr0
    ; GFX7-LABEL: name: bswap_i32_vv
    ; GFX7: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX7: [[V_ALIGNBIT_B32_e64_:%[0-9]+]]:vgpr_32 = V_ALIGNBIT_B32_e64 [[COPY]], [[COPY]], 8, implicit $exec
    ; GFX7: [[V_ALIGNBIT_B32_e64_1:%[0-9]+]]:vgpr_32 = V_ALIGNBIT_B32_e64 [[COPY]], [[COPY]], 24, implicit $exec
    ; GFX7: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 16711935
    ; GFX7: [[V_BFI_B32_e64_:%[0-9]+]]:vgpr_32 = V_BFI_B32_e64 [[S_MOV_B32_]], [[V_ALIGNBIT_B32_e64_1]], [[V_ALIGNBIT_B32_e64_]], implicit $exec
    ; GFX7: S_ENDPGM 0, implicit [[V_BFI_B32_e64_]]
    ; GFX8-LABEL: name: bswap_i32_vv
    ; GFX8: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX8: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 66051
    ; GFX8: [[V_PERM_B32_e64_:%[0-9]+]]:vgpr_32 = V_PERM_B32_e64 0, [[COPY]], [[S_MOV_B32_]], implicit $exec
    ; GFX8: S_ENDPGM 0, implicit [[V_PERM_B32_e64_]]
    %0:vgpr(s32) = COPY $vgpr0
    %1:vgpr(s32) = G_BSWAP %0
    S_ENDPGM 0, implicit %1
...