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annotate test/CodeGen/AMDGPU/llvm.amdgcn.read.workdim.ll @ 100:7d135dc70f03 LLVM 3.9

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
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7d135dc70f03 LLVM 3.9
Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
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1 ; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=GCN -check-prefix=SI-NOHSA -check-prefix=GCN-NOHSA %s
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2 ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=VI -check-prefix=VI-NOHSA -check-prefix=GCN -check-prefix=GCN-NOHSA %s
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3
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4 ; GCN-LABEL: {{^}}read_workdim:
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5 ; SI-NOHSA: s_load_dword [[VAL:s[0-9]+]], s[0:1], 0xb
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6 ; VI-NOHSA: s_load_dword [[VAL:s[0-9]+]], s[0:1], 0x2c
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7 ; GCN-NOHSA: v_mov_b32_e32 [[VVAL:v[0-9]+]], [[VAL]]
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8 ; GCN-NOHSA: buffer_store_dword [[VVAL]]
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9 define void @read_workdim(i32 addrspace(1)* %out) {
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10 entry:
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11 %0 = call i32 @llvm.amdgcn.read.workdim() #0
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12 store i32 %0, i32 addrspace(1)* %out
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13 ret void
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14 }
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15
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16 ; GCN-LABEL: {{^}}read_workdim_known_bits:
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17 ; SI: s_load_dword [[VAL:s[0-9]+]], s[0:1], 0xb
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18 ; VI: s_load_dword [[VAL:s[0-9]+]], s[0:1], 0x2c
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19 ; GCN-NOT: 0xff
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20 ; GCN: v_mov_b32_e32 [[VVAL:v[0-9]+]], [[VAL]]
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21 ; GCN: buffer_store_dword [[VVAL]]
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22 define void @read_workdim_known_bits(i32 addrspace(1)* %out) {
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23 entry:
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24 %dim = call i32 @llvm.amdgcn.read.workdim() #0
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25 %shl = shl i32 %dim, 24
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26 %shr = lshr i32 %shl, 24
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27 store i32 %shr, i32 addrspace(1)* %out
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28 ret void
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29 }
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30
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31 ; GCN-LABEL: {{^}}legacy_read_workdim:
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32 ; SI-NOHSA: s_load_dword [[VAL:s[0-9]+]], s[0:1], 0xb
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33 ; VI-NOHSA: s_load_dword [[VAL:s[0-9]+]], s[0:1], 0x2c
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34 ; GCN-NOHSA: v_mov_b32_e32 [[VVAL:v[0-9]+]], [[VAL]]
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35 ; GCN-NOHSA: buffer_store_dword [[VVAL]]
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36 define void @legacy_read_workdim(i32 addrspace(1)* %out) {
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37 entry:
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38 %dim = call i32 @llvm.AMDGPU.read.workdim() #0
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39 store i32 %dim, i32 addrspace(1)* %out
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40 ret void
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41 }
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42
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43 declare i32 @llvm.amdgcn.read.workdim() #0
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44 declare i32 @llvm.AMDGPU.read.workdim() #0
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45
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46 attributes #0 = { nounwind readnone }