test/CodeGen/MIR/AMDGPU/llc-target-cpu-attr-from-cmdline-ir.mir

# RUN: llc -march=amdgcn -mcpu=hawaii -run-pass=none -o - %s | FileCheck -check-prefix=MCPU %s
# RUN: llc -march=amdgcn -mattr=+unaligned-access-mode -run-pass=none -o - %s | FileCheck -check-prefix=MATTR %s

# FIXME: This overrides attributes that already are present. It should probably
# only touch functions without an existing attribute.

# MCPU:  @with_cpu_attr() #0 {
# MCPU: @no_cpu_attr() #1 {

# MCPU: attributes #0 = { "target-cpu"="fiji" }
# MCPU: attributes #1 = { "target-cpu"="hawaii" }

# MATTR:  attributes #0 = { "target-cpu"="fiji" "target-features"="+unaligned-access-mode" }
# MATTR: attributes #1 = { "target-features"="+unaligned-access-mode" }

--- |
  define amdgpu_kernel void @with_cpu_attr() #0 {
    ret void
  }

  define amdgpu_kernel void @no_cpu_attr() {
    ret void
  }

  attributes #0 = { "target-cpu"="fiji" }
...

---
name: with_cpu_attr
legalized: true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1

    %0:sgpr(s32) = COPY $sgpr0
    %1:sgpr(s32) = COPY $sgpr1
    %2:vgpr(s32) = G_OR %0, %1
    S_ENDPGM 0, implicit %2
...

---
name: no_cpu_attr
legalized: true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1

    %0:sgpr(s32) = COPY $sgpr0
    %1:sgpr(s32) = COPY $sgpr1
    %2:vgpr(s32) = G_OR %0, %1
    S_ENDPGM 0, implicit %2
...