| # RUN: llc -march=amdgcn -mcpu=gfx1010 -verify-machineinstrs -run-pass si-insert-waitcnts -o - %s | FileCheck -check-prefix=GFX10 %s |
| |
| # GFX10-LABEL: waitcnt-vscnt |
| # GFX10: GLOBAL_ATOMIC_ADD_RTN |
| # GFX10-NEXT: S_WAITCNT 49279 |
| --- |
| name: waitcnt-vscnt |
| machineFunctionInfo: |
| isEntryFunction: true |
| body: | |
| bb.0: |
| liveins: $sgpr0_sgpr1 |
| $sgpr4 = S_LOAD_DWORD_IMM $sgpr0_sgpr1, 4, 0, 0 :: (dereferenceable invariant load 4 from `i32 addrspace(4)* undef`) |
| S_WAITCNT_VSCNT undef $sgpr_null, 0 |
| $vgpr0 = GLOBAL_ATOMIC_ADD_RTN $vgpr0_vgpr1, $vgpr2, 0, 1, 0, 0, implicit $exec :: (load store syncscope("agent") seq_cst 4, addrspace 1) |
| S_CMP_LG_U32 killed $sgpr4, 0, implicit-def $scc |
| ... |
