test/CodeGen/AMDGPU/sched-barrier-post-RA.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -mcpu=gfx908 -misched-cluster=false -run-pass=postmisched -verify-misched -o - %s | FileCheck %s

--- |
  define amdgpu_kernel void @no_sched_barrier(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in) { ret void }
  define amdgpu_kernel void @sched_barrier_mask_0(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in) { ret void }
  define amdgpu_kernel void @sched_barrier_mask_1(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in) { ret void }

  !0 = distinct !{!0}
  !1 = !{!1, !0}
...

---
name: no_sched_barrier
tracksRegLiveness: true
body: |
  bb.0:
    ; CHECK-LABEL: name: no_sched_barrier
    ; CHECK: renamable $sgpr0_sgpr1 = IMPLICIT_DEF
    ; CHECK-NEXT: renamable $vgpr0 = IMPLICIT_DEF
    ; CHECK-NEXT: BUNDLE implicit-def $vgpr1, implicit-def $vgpr1_lo16, implicit-def $vgpr1_hi16, implicit-def $vgpr2, implicit-def $vgpr2_lo16, implicit-def $vgpr2_hi16, implicit $sgpr0_sgpr1, implicit $vgpr0, implicit $exec {
    ; CHECK-NEXT:   renamable $vgpr1 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 0, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
    ; CHECK-NEXT:   renamable $vgpr2 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 512, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
    ; CHECK-NEXT: }
    ; CHECK-NEXT: renamable $vgpr1 = nsw V_MUL_LO_U32_e64 killed $vgpr1, $vgpr1, implicit $exec
    ; CHECK-NEXT: renamable $vgpr2 = nsw V_MUL_LO_U32_e64 killed $vgpr2, $vgpr2, implicit $exec
    ; CHECK-NEXT: BUNDLE implicit killed $vgpr0, implicit killed $vgpr1, implicit killed $sgpr0_sgpr1, implicit $exec, implicit killed $vgpr2 {
    ; CHECK-NEXT:   GLOBAL_STORE_DWORD_SADDR renamable $vgpr0, killed renamable $vgpr1, renamable $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
    ; CHECK-NEXT:   GLOBAL_STORE_DWORD_SADDR killed renamable $vgpr0, killed renamable $vgpr2, killed renamable $sgpr0_sgpr1, 512, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
    ; CHECK-NEXT: }
    ; CHECK-NEXT: S_ENDPGM 0
    renamable $sgpr0_sgpr1 = IMPLICIT_DEF
    renamable $vgpr0 = IMPLICIT_DEF
    BUNDLE implicit-def $vgpr1, implicit-def $vgpr1_lo16, implicit-def $vgpr1_hi16, implicit-def $vgpr2, implicit-def $vgpr2_lo16, implicit-def $vgpr2_hi16, implicit $sgpr0_sgpr1, implicit $vgpr0, implicit $exec {
      renamable $vgpr1 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 0, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
      renamable $vgpr2 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 512, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
    }
    renamable $vgpr1 = nsw V_MUL_LO_U32_e64 killed $vgpr1, $vgpr1, implicit $exec
    renamable $vgpr2 = nsw V_MUL_LO_U32_e64 killed $vgpr2, $vgpr2, implicit $exec
    BUNDLE implicit killed $vgpr0, implicit killed $vgpr1, implicit killed $sgpr0_sgpr1, implicit $exec, implicit killed $vgpr2 {
      GLOBAL_STORE_DWORD_SADDR renamable $vgpr0, killed renamable $vgpr1, renamable $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
      GLOBAL_STORE_DWORD_SADDR killed renamable $vgpr0, killed renamable $vgpr2, killed renamable $sgpr0_sgpr1, 512, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
    }
    S_ENDPGM 0
...

# MASK = 0x0000 0000: No instructions may be scheduled across SCHED_BARRIER.

---
name: sched_barrier_mask_0
tracksRegLiveness: true
body: |
  bb.0:
    ; CHECK-LABEL: name: sched_barrier_mask_0
    ; CHECK: renamable $sgpr0_sgpr1 = IMPLICIT_DEF
    ; CHECK-NEXT: renamable $vgpr0 = IMPLICIT_DEF
    ; CHECK-NEXT: BUNDLE implicit-def $vgpr1, implicit-def $vgpr1_lo16, implicit-def $vgpr1_hi16, implicit-def $vgpr2, implicit-def $vgpr2_lo16, implicit-def $vgpr2_hi16, implicit $sgpr0_sgpr1, implicit $vgpr0, implicit $exec {
    ; CHECK-NEXT:   renamable $vgpr1 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 0, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
    ; CHECK-NEXT:   renamable $vgpr2 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 512, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
    ; CHECK-NEXT: }
    ; CHECK-NEXT: renamable $vgpr1 = nsw V_MUL_LO_U32_e64 killed $vgpr1, $vgpr1, implicit $exec
    ; CHECK-NEXT: SCHED_BARRIER 0
    ; CHECK-NEXT: renamable $vgpr2 = nsw V_MUL_LO_U32_e64 killed $vgpr2, $vgpr2, implicit $exec
    ; CHECK-NEXT: BUNDLE implicit killed $vgpr0, implicit killed $vgpr1, implicit killed $sgpr0_sgpr1, implicit $exec, implicit killed $vgpr2 {
    ; CHECK-NEXT:   GLOBAL_STORE_DWORD_SADDR renamable $vgpr0, killed renamable $vgpr1, renamable $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
    ; CHECK-NEXT:   GLOBAL_STORE_DWORD_SADDR killed renamable $vgpr0, killed renamable $vgpr2, killed renamable $sgpr0_sgpr1, 512, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
    ; CHECK-NEXT: }
    ; CHECK-NEXT: S_ENDPGM 0
    renamable $sgpr0_sgpr1 = IMPLICIT_DEF
    renamable $vgpr0 = IMPLICIT_DEF
    BUNDLE implicit-def $vgpr1, implicit-def $vgpr1_lo16, implicit-def $vgpr1_hi16, implicit-def $vgpr2, implicit-def $vgpr2_lo16, implicit-def $vgpr2_hi16, implicit $sgpr0_sgpr1, implicit $vgpr0, implicit $exec {
      renamable $vgpr1 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 0, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
      renamable $vgpr2 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 512, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
    }
    renamable $vgpr1 = nsw V_MUL_LO_U32_e64 killed $vgpr1, $vgpr1, implicit $exec
    SCHED_BARRIER 0
    renamable $vgpr2 = nsw V_MUL_LO_U32_e64 killed $vgpr2, $vgpr2, implicit $exec
    BUNDLE implicit killed $vgpr0, implicit killed $vgpr1, implicit killed $sgpr0_sgpr1, implicit $exec, implicit killed $vgpr2 {
      GLOBAL_STORE_DWORD_SADDR renamable $vgpr0, killed renamable $vgpr1, renamable $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
      GLOBAL_STORE_DWORD_SADDR killed renamable $vgpr0, killed renamable $vgpr2, killed renamable $sgpr0_sgpr1, 512, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
    }
    S_ENDPGM 0
...

# MASK = 0x0000 0001: ALL, non-memory, non-side-effect producing instructions may be
#                     scheduled across SCHED_BARRIER, i.e. allow ALU instructions to pass.

---
name: sched_barrier_mask_1
tracksRegLiveness: true
body: |
  bb.0:
    ; CHECK-LABEL: name: sched_barrier_mask_1
    ; CHECK: renamable $sgpr0_sgpr1 = IMPLICIT_DEF
    ; CHECK-NEXT: renamable $vgpr0 = IMPLICIT_DEF
    ; CHECK-NEXT: BUNDLE implicit-def $vgpr1, implicit-def $vgpr1_lo16, implicit-def $vgpr1_hi16, implicit-def $vgpr2, implicit-def $vgpr2_lo16, implicit-def $vgpr2_hi16, implicit $sgpr0_sgpr1, implicit $vgpr0, implicit $exec {
    ; CHECK-NEXT:   renamable $vgpr1 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 0, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
    ; CHECK-NEXT:   renamable $vgpr2 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 512, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
    ; CHECK-NEXT: }
    ; CHECK-NEXT: SCHED_BARRIER 1
    ; CHECK-NEXT: renamable $vgpr1 = nsw V_MUL_LO_U32_e64 killed $vgpr1, $vgpr1, implicit $exec
    ; CHECK-NEXT: renamable $vgpr2 = nsw V_MUL_LO_U32_e64 killed $vgpr2, $vgpr2, implicit $exec
    ; CHECK-NEXT: BUNDLE implicit killed $vgpr0, implicit killed $vgpr1, implicit killed $sgpr0_sgpr1, implicit $exec, implicit killed $vgpr2 {
    ; CHECK-NEXT:   GLOBAL_STORE_DWORD_SADDR renamable $vgpr0, killed renamable $vgpr1, renamable $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
    ; CHECK-NEXT:   GLOBAL_STORE_DWORD_SADDR killed renamable $vgpr0, killed renamable $vgpr2, killed renamable $sgpr0_sgpr1, 512, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
    ; CHECK-NEXT: }
    ; CHECK-NEXT: S_ENDPGM 0
    renamable $sgpr0_sgpr1 = IMPLICIT_DEF
    renamable $vgpr0 = IMPLICIT_DEF
    BUNDLE implicit-def $vgpr1, implicit-def $vgpr1_lo16, implicit-def $vgpr1_hi16, implicit-def $vgpr2, implicit-def $vgpr2_lo16, implicit-def $vgpr2_hi16, implicit $sgpr0_sgpr1, implicit $vgpr0, implicit $exec {
      renamable $vgpr1 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 0, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
      renamable $vgpr2 = GLOBAL_LOAD_DWORD_SADDR renamable $sgpr0_sgpr1, renamable $vgpr0, 512, 0, implicit $exec :: (load (s32) from %ir.in, !alias.scope !0, addrspace 1)
    }
    renamable $vgpr1 = nsw V_MUL_LO_U32_e64 killed $vgpr1, $vgpr1, implicit $exec
    SCHED_BARRIER 1
    renamable $vgpr2 = nsw V_MUL_LO_U32_e64 killed $vgpr2, $vgpr2, implicit $exec
    BUNDLE implicit killed $vgpr0, implicit killed $vgpr1, implicit killed $sgpr0_sgpr1, implicit $exec, implicit killed $vgpr2 {
      GLOBAL_STORE_DWORD_SADDR renamable $vgpr0, killed renamable $vgpr1, renamable $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
      GLOBAL_STORE_DWORD_SADDR killed renamable $vgpr0, killed renamable $vgpr2, killed renamable $sgpr0_sgpr1, 512, 0, implicit $exec :: (store (s32) into %ir.out, !noalias !0, addrspace 1)
    }
    S_ENDPGM 0
...