llvm/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-amdgcn.rsq.legacy.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn -mcpu=tahiti -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
# RUN: llc -mtriple=amdgcn -mcpu=hawaii -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
# RUN: llc -mtriple=amdgcn -mcpu=fiji -run-pass=instruction-select -verify-machineinstrs -global-isel-abort=2 -pass-remarks-missed='gisel*'  %s -o /dev/null 2>&1 | FileCheck -check-prefix=VI-ERR %s
# RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -run-pass=instruction-select -verify-machineinstrs -global-isel-abort=2 -pass-remarks-missed='gisel*'  %s -o /dev/null 2>&1 | FileCheck -check-prefix=VI-ERR %s

# VI-ERR: remark: <unknown>:0:0: cannot select: %1:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.rsq.legacy), %0:sgpr(s32) (in function: rsq_legacy_s32_vs)
# VI-ERR-NEXT: remark: <unknown>:0:0: cannot select: %1:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.rsq.legacy), %0:vgpr(s32) (in function: rsq_legacy_s32_vv)

---
name: rsq_legacy_s32_vs
legalized: true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0

    ; CHECK-LABEL: name: rsq_legacy_s32_vs
    ; CHECK: liveins: $sgpr0
    ; CHECK: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; CHECK: %1:vgpr_32 = nofpexcept V_RSQ_LEGACY_F32_e64 0, [[COPY]], 0, 0, implicit $mode, implicit $exec
    ; CHECK: S_ENDPGM 0, implicit %1
    %0:sgpr(s32) = COPY $sgpr0
    %1:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.rsq.legacy), %0
    S_ENDPGM 0, implicit %1
...

---
name: rsq_legacy_s32_vv
legalized: true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0

    ; CHECK-LABEL: name: rsq_legacy_s32_vv
    ; CHECK: liveins: $vgpr0
    ; CHECK: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; CHECK: %1:vgpr_32 = nofpexcept V_RSQ_LEGACY_F32_e64 0, [[COPY]], 0, 0, implicit $mode, implicit $exec
    ; CHECK: S_ENDPGM 0, implicit %1
    %0:vgpr(s32) = COPY $vgpr0
    %1:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.rsq.legacy), %0
    S_ENDPGM 0, implicit %1
...