regbankselect-constant.mir 1.18 KB
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -mcpu=hawaii -run-pass=regbankselect -regbankselect-fast -verify-machineinstrs -o - %s | FileCheck %s
# RUN: llc -march=amdgcn -mcpu=hawaii -run-pass=regbankselect -regbankselect-greedy -verify-machineinstrs -o - %s | FileCheck %s

---
name: test_constant_s32_vgpr_use
legalized:       true
body: |
  bb.0:
    liveins: $vgpr0_vgpr1
    ; CHECK-LABEL: name: test_constant_s32_vgpr_use
    ; CHECK: [[COPY:%[0-9]+]]:vgpr(p1) = COPY $vgpr0_vgpr1
    ; CHECK: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 1
    ; CHECK: [[COPY1:%[0-9]+]]:vgpr(s32) = COPY [[C]](s32)
    ; CHECK: G_STORE [[COPY1]](s32), [[COPY]](p1) :: (store 4)
    %0:_(p1) = COPY $vgpr0_vgpr1
    %1:_(s32) = G_CONSTANT i32 1
    G_STORE %1, %0 :: (store 4)

...

---
name: test_constant_s32_sgpr_use
legalized:       true
body: |
  bb.0:
    ; CHECK-LABEL: name: test_constant_s32_sgpr_use
    ; CHECK: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 1
    ; CHECK: G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.s.sendmsg), 0, [[C]](s32)
    %0:_(s32) = G_CONSTANT i32 1
    G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.s.sendmsg), 0, %0

...