diff options
Diffstat (limited to 'llvm/test/CodeGen/AMDGPU')
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/waitcnt-back-edge-loop.mir | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/waitcnt-back-edge-loop.mir b/llvm/test/CodeGen/AMDGPU/waitcnt-back-edge-loop.mir new file mode 100644 index 00000000000..2d9ec03132b --- /dev/null +++ b/llvm/test/CodeGen/AMDGPU/waitcnt-back-edge-loop.mir @@ -0,0 +1,59 @@ +# RUN: llc -o - %s -march=amdgcn -mcpu=fiji -run-pass=si-insert-waitcnts -verify-machineinstrs | FileCheck -check-prefix=GCN %s + +# GCN-LABEL: waitcnt-back-edge-loop +# GCN: bb.2 +# GCN: S_WAITCNT 112 +# GCN: $vgpr5 = V_CVT_I32_F32_e32 killed $vgpr5, implicit $exec + +--- +name: waitcnt-back-edge-loop +body: | + bb.0: + successors: %bb.1 + + $vgpr1 = V_MOV_B32_e32 0, implicit $exec, implicit-def $vgpr1_vgpr2 + $vgpr2 = V_MOV_B32_e32 0, implicit $exec, implicit-def $vgpr1_vgpr2 + $vgpr4 = FLAT_LOAD_DWORD $vgpr1_vgpr2, 0, 0, 0, implicit $exec, implicit $flat_scr :: (volatile load 4 from `float addrspace(1)* null`, addrspace 1) + $vgpr0 = FLAT_LOAD_DWORD $vgpr1_vgpr2, 0, 0, 0, implicit $exec, implicit $flat_scr :: (volatile load 4 from `float addrspace(1)* null`, addrspace 1) + $sgpr0_sgpr1 = V_CMP_EQ_U32_e64 3, killed $sgpr4, implicit $exec + $vgpr3 = V_CNDMASK_B32_e64 -1082130432, 1065353216, killed $sgpr0_sgpr1, implicit $exec + $vgpr5 = V_MOV_B32_e32 $vgpr0, implicit $exec, implicit $exec + S_BRANCH %bb.1 + + bb.3: + successors: %bb.1 + + $vgpr5 = FLAT_LOAD_DWORD $vgpr1_vgpr2, 0, 0, 0, implicit $exec, implicit $flat_scr :: (volatile load 4 from `float addrspace(1)* null`, addrspace 1) + + bb.1: + successors: %bb.5, %bb.2 + + $vgpr5 = V_CVT_I32_F32_e32 killed $vgpr5, implicit $exec + V_CMP_NE_U32_e32 0, $vgpr5, implicit-def $vcc, implicit $exec + $vcc = S_AND_B64 $exec, killed $vcc, implicit-def dead $scc + S_CBRANCH_VCCZ %bb.5, implicit killed $vcc + + bb.2: + successors: %bb.4, %bb.3 + + V_CMP_EQ_U32_e32 9, killed $vgpr5, implicit-def $vcc, implicit $exec + $vcc = S_AND_B64 $exec, killed $vcc, implicit-def dead $scc + S_CBRANCH_VCCZ %bb.3, implicit killed $vcc + + bb.4: + successors: %bb.3, %bb.1 + + $vgpr5 = FLAT_LOAD_DWORD $vgpr1_vgpr2, 0, 0, 0, implicit $exec, implicit $flat_scr :: (volatile load 4 from `float addrspace(1)* null`, addrspace 1) + $vgpr4 = V_CVT_I32_F32_e32 $vgpr5, implicit $exec + V_CMP_EQ_U32_e32 2, killed $vgpr4, implicit-def $vcc, implicit $exec + $vcc = S_AND_B64 $exec, killed $vcc, implicit-def dead $scc + $vgpr4 = V_MOV_B32_e32 $vgpr5, implicit $exec, implicit $exec + S_CBRANCH_VCCZ %bb.1, implicit killed $vcc + S_BRANCH %bb.3 + + bb.5: + + $vgpr4 = V_MAC_F32_e32 killed $vgpr0, killed $vgpr3, killed $vgpr4, implicit $exec + EXP_DONE 12, killed $vgpr4, undef $vgpr0, undef $vgpr0, undef $vgpr0, 0, 0, 15, implicit $exec + S_ENDPGM +... |
