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annotate polly/test/ForwardOpTree/forward_synthesizable_definloop.ll @ 236:c4bab56944e8 llvm-original

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LLVM 16
author kono
date Wed, 09 Nov 2022 17:45:10 +0900
parents 0572611fdcc8
children 1f2b6ac9f198
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
236
c4bab56944e8 LLVM 16
kono
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1 ; RUN: opt %loadPolly -polly-print-optree -disable-output < %s | FileCheck %s -match-full-lines
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2 ;
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3 ; Copy %val to bodyB, assuming the exit value of %i.
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4 ;
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5 ; for (int j = 0; j < n; j += 1) {
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6 ; double val;
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7 ; for (int i = 0; i < 128; i += 1) {
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8 ; bodyA:
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9 ; val = j;
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10 ; }
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11 ;
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12 ; bodyB:
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13 ; A[0] = val;
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14 ; }
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15 ;
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16 define void @func(i32 %n, double* noalias nonnull %A) {
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17 entry:
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18 br label %for
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19
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20 for:
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21 %j = phi i32 [0, %entry], [%j.inc, %inc]
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22 %j.cmp = icmp slt i32 %j, %n
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23 br i1 %j.cmp, label %inner.for, label %exit
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24
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25 inner.for:
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26 %i = phi i32 [0, %for], [%i.inc, %inner.inc]
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27 br label %bodyA
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28
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30 bodyA:
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31 %val = sitofp i32 %i to double
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32 br label %inner.inc
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33
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34
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35 inner.inc:
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36 %i.inc = add nuw nsw i32 %i, 1
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37 %i.cmp = icmp slt i32 %i.inc, 128
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38 br i1 %i.cmp, label %inner.for, label %inner.exit
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39
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40 inner.exit:
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41 br label %bodyB
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42
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43
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44 bodyB:
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45 store double %val, double* %A
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46 br label %inc
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47
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48 inc:
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49 %j.inc = add nuw nsw i32 %j, 1
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50 br label %for
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51
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52 exit:
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53 br label %return
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54
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55 return:
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56 ret void
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57 }
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58
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59
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60 ; CHECK: Statistics {
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61 ; CHECK: Instructions copied: 1
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62 ; CHECK: Operand trees forwarded: 1
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63 ; CHECK: Statements with forwarded operand trees: 1
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64 ; CHECK: }
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65
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66 ; CHECK: After statements {
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67 ; CHECK-NEXT: Stmt_bodyA
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68 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1]
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69 ; CHECK-NEXT: [n] -> { Stmt_bodyA[i0, i1] -> MemRef_val[] };
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70 ; CHECK-NEXT: Instructions {
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71 ; CHECK-NEXT: %val = sitofp i32 %i to double
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72 ; CHECK-NEXT: }
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73 ; CHECK-NEXT: Stmt_bodyB
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74 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
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75 ; CHECK-NEXT: [n] -> { Stmt_bodyB[i0] -> MemRef_A[0] };
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76 ; CHECK-NEXT: Instructions {
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77 ; CHECK-NEXT: %val = sitofp i32 %i to double
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0572611fdcc8 reorgnization done
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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78 ; CHECK-NEXT: store double %val, double* %A, align 8
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79 ; CHECK-NEXT: }
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80 ; CHECK-NEXT: }