Mercurial > hg > CbC > CbC_llvm

annotate polly/test/ForwardOpTree/forward_load_indirect.ll @ 188:dd01b8f82867

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use scope instead of funcion call
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Fri, 05 Jun 2020 20:19:07 +0900
parents 0572611fdcc8
children c4bab56944e8
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1 ; RUN: opt %loadPolly -polly-optree -analyze < %s | FileCheck %s -match-full-lines
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2 ;
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3 ; Forward an operand tree consisting of a speculatable instruction (%add)
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4 ; and a load (%val).
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5 ;
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6 ; for (int j = 0; j < n; j += 1) {
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7 ; bodyA:
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8 ; double val = B[j];
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9 ; double add = val + 42.0;
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10 ;
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11 ; bodyB:
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12 ; A[j] = add;
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13 ; }
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14 ;
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15 define void @func(i32 %n, double* noalias nonnull %A, double* noalias nonnull %B) {
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16 entry:
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17 br label %for
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18
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19 for:
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20 %j = phi i32 [0, %entry], [%j.inc, %inc]
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21 %j.cmp = icmp slt i32 %j, %n
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22 br i1 %j.cmp, label %bodyA, label %exit
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23
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24 bodyA:
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25 %B_idx = getelementptr inbounds double, double* %B, i32 %j
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26 %val = load double, double* %B_idx
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27 %add = fadd double %val, 42.0
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28 br label %bodyB
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29
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30 bodyB:
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31 %A_idx = getelementptr inbounds double, double* %A, i32 %j
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32 store double %add, double* %A_idx
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33 br label %inc
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34
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35 inc:
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36 %j.inc = add nuw nsw i32 %j, 1
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37 br label %for
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38
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39 exit:
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40 br label %return
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41
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42 return:
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43 ret void
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44 }
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45
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46
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47 ; CHECK: Statistics {
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48 ; CHECK: Instructions copied: 1
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49 ; CHECK: Known loads forwarded: 1
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50 ; CHECK: Operand trees forwarded: 1
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51 ; CHECK: Statements with forwarded operand trees: 1
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52 ; CHECK: }
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53
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54 ; CHECK: After statements {
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55 ; CHECK-NEXT: Stmt_bodyA
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56 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
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57 ; CHECK-NEXT: [n] -> { Stmt_bodyA[i0] -> MemRef_B[i0] };
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58 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1]
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59 ; CHECK-NEXT: [n] -> { Stmt_bodyA[i0] -> MemRef_add[] };
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60 ; CHECK-NEXT: Instructions {
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61 ; CHECK-NEXT: %val = load double, double* %B_idx, align 8
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62 ; CHECK-NEXT: %add = fadd double %val, 4.200000e+01
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63 ; CHECK-NEXT: }
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64 ; CHECK-NEXT: Stmt_bodyB
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65 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
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66 ; CHECK-NEXT: ;
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67 ; CHECK-NEXT: new: [n] -> { Stmt_bodyB[i0] -> MemRef_B[i0] };
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68 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
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69 ; CHECK-NEXT: [n] -> { Stmt_bodyB[i0] -> MemRef_A[i0] };
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70 ; CHECK-NEXT: Instructions {
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71 ; CHECK-NEXT: %val = load double, double* %B_idx, align 8
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72 ; CHECK-NEXT: %add = fadd double %val, 4.200000e+01
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73 ; CHECK-NEXT: store double %add, double* %A_idx, align 8
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74 ; CHECK-NEXT: }
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75 ; CHECK-NEXT: }