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annotate test/CodeGen/AMDGPU/sdiv.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
parents afa8332a0e37
children 1172e4bd9c6f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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1 ; RUN: llc -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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2 ; RUN: llc -march=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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3 ; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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5 ; The code generated by sdiv is long and complex and may frequently change.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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6 ; The goal of this test is to make sure the ISel doesn't fail.
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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7 ;
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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8 ; This program was previously failing to compile when one of the selectcc
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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9 ; opcodes generated by the sdiv lowering was being legalized and optimized to:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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10 ; selectcc Remainder -1, 0, -1, SETGT
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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11 ; This was fixed by adding an additional pattern in R600Instructions.td to
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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12 ; match this pattern with a CNDGE_INT.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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13
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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14 ; FUNC-LABEL: {{^}}sdiv_i32:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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15 ; EG: CF_END
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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16 define void @sdiv_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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17 %den_ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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18 %num = load i32, i32 addrspace(1) * %in
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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19 %den = load i32, i32 addrspace(1) * %den_ptr
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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20 %result = sdiv i32 %num, %den
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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21 store i32 %result, i32 addrspace(1)* %out
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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22 ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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23 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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24
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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25 ; FUNC-LABEL: {{^}}sdiv_i32_4:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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26 define void @sdiv_i32_4(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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27 %num = load i32, i32 addrspace(1) * %in
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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28 %result = sdiv i32 %num, 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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29 store i32 %result, i32 addrspace(1)* %out
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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30 ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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31 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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32
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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33 ; Multiply by a weird constant to make sure setIntDivIsCheap is
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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34 ; working.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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35
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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36 ; FUNC-LABEL: {{^}}slow_sdiv_i32_3435:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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37 ; SI: buffer_load_dword [[VAL:v[0-9]+]],
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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38 ; SI: v_mov_b32_e32 [[MAGIC:v[0-9]+]], 0x98a1930b
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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39 ; SI: v_mul_hi_i32 [[TMP:v[0-9]+]], [[MAGIC]], [[VAL]]
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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40 ; SI: v_add_i32
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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41 ; SI: v_lshrrev_b32
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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42 ; SI: v_ashrrev_i32
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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43 ; SI: v_add_i32
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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44 ; SI: buffer_store_dword
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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45 ; SI: s_endpgm
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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46 define void @slow_sdiv_i32_3435(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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47 %num = load i32, i32 addrspace(1) * %in
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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48 %result = sdiv i32 %num, 3435
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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49 store i32 %result, i32 addrspace(1)* %out
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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50 ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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51 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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52
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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53 define void @sdiv_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in) {
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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54 %den_ptr = getelementptr <2 x i32>, <2 x i32> addrspace(1)* %in, i32 1
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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55 %num = load <2 x i32>, <2 x i32> addrspace(1) * %in
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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56 %den = load <2 x i32>, <2 x i32> addrspace(1) * %den_ptr
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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57 %result = sdiv <2 x i32> %num, %den
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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58 store <2 x i32> %result, <2 x i32> addrspace(1)* %out
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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59 ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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60 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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61
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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62 define void @sdiv_v2i32_4(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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63 %num = load <2 x i32>, <2 x i32> addrspace(1) * %in
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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64 %result = sdiv <2 x i32> %num, <i32 4, i32 4>
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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65 store <2 x i32> %result, <2 x i32> addrspace(1)* %out
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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66 ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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67 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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68
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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69 define void @sdiv_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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70 %den_ptr = getelementptr <4 x i32>, <4 x i32> addrspace(1)* %in, i32 1
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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71 %num = load <4 x i32>, <4 x i32> addrspace(1) * %in
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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72 %den = load <4 x i32>, <4 x i32> addrspace(1) * %den_ptr
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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73 %result = sdiv <4 x i32> %num, %den
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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74 store <4 x i32> %result, <4 x i32> addrspace(1)* %out
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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75 ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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76 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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77
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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78 define void @sdiv_v4i32_4(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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79 %num = load <4 x i32>, <4 x i32> addrspace(1) * %in
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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80 %result = sdiv <4 x i32> %num, <i32 4, i32 4, i32 4, i32 4>
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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81 store <4 x i32> %result, <4 x i32> addrspace(1)* %out
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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82 ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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83 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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84
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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85 ; Tests for 64-bit divide bypass.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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86 ; define void @test_get_quotient(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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87 ; %result = sdiv i64 %a, %b
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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88 ; store i64 %result, i64 addrspace(1)* %out, align 8
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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89 ; ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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90 ; }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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91
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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92 ; define void @test_get_remainder(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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93 ; %result = srem i64 %a, %b
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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94 ; store i64 %result, i64 addrspace(1)* %out, align 8
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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95 ; ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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96 ; }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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97
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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98 ; define void @test_get_quotient_and_remainder(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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99 ; %resultdiv = sdiv i64 %a, %b
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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100 ; %resultrem = srem i64 %a, %b
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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101 ; %result = add i64 %resultdiv, %resultrem
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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102 ; store i64 %result, i64 addrspace(1)* %out, align 8
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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103 ; ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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104 ; }