1; RUN: opt %loadNPMPolly -passes=polly-opt-isl -polly-pattern-matching-based-opts=true \ 2; RUN: -polly-tc-opt=true -debug -disable-output < %s 2>&1 | FileCheck %s 3; REQUIRES: asserts 4; 5; for (int i = 0; i < 32; i++) 6; for (int j = 0; j < 32; j++) 7; for (int l = 0; l < 32; l++) 8; for (int w = 0; w < 32; w++) 9; C[i][j] += A[i][l][w] * B[w][j][i]; 10; 11; CHECK-NOT: The tensor contraction pattern was detected 12; 13target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 14target triple = "x86_64-unknown-linux-gnu" 15 16define void @foo(ptr noundef %C, ptr noundef %A, ptr noundef %B) { 17entry: 18 br label %for.cond1.preheader 19 20for.cond1.preheader: ; preds = %for.inc33, %entry 21 %indvars.iv49 = phi i64 [ 0, %entry ], [ %indvars.iv.next50, %for.inc33 ] 22 br label %for.cond5.preheader 23 24for.cond5.preheader: ; preds = %for.inc30, %for.cond1.preheader 25 %indvars.iv45 = phi i64 [ 0, %for.cond1.preheader ], [ %indvars.iv.next46, %for.inc30 ] 26 br label %for.cond9.preheader 27 28for.cond9.preheader: ; preds = %for.inc27, %for.cond5.preheader 29 %indvars.iv41 = phi i64 [ 0, %for.cond5.preheader ], [ %indvars.iv.next42, %for.inc27 ] 30 br label %for.body12 31 32for.body12: ; preds = %for.body12, %for.cond9.preheader 33 %indvars.iv = phi i64 [ 0, %for.cond9.preheader ], [ %indvars.iv.next, %for.body12 ] 34 %arrayidx16 = getelementptr inbounds [64 x [64 x double]], ptr %A, i64 %indvars.iv49, i64 %indvars.iv41, i64 %indvars.iv 35 %i = load double, ptr %arrayidx16, align 8 36 %arrayidx22 = getelementptr inbounds [64 x [64 x double]], ptr %B, i64 %indvars.iv, i64 %indvars.iv45, i64 %indvars.iv49 37 %i1 = load double, ptr %arrayidx22, align 8 38 %mul = fmul fast double %i1, %i 39 %arrayidx26 = getelementptr inbounds [64 x double], ptr %C, i64 %indvars.iv49, i64 %indvars.iv45 40 %i2 = load double, ptr %arrayidx26, align 8 41 %add = fadd fast double %i2, %mul 42 store double %add, ptr %arrayidx26, align 8 43 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 44 %exitcond = icmp ne i64 %indvars.iv.next, 32 45 br i1 %exitcond, label %for.body12, label %for.inc27 46 47for.inc27: ; preds = %for.body12 48 %indvars.iv.next42 = add nuw nsw i64 %indvars.iv41, 1 49 %exitcond44 = icmp ne i64 %indvars.iv.next42, 32 50 br i1 %exitcond44, label %for.cond9.preheader, label %for.inc30 51 52for.inc30: ; preds = %for.inc27 53 %indvars.iv.next46 = add nuw nsw i64 %indvars.iv45, 1 54 %exitcond48 = icmp ne i64 %indvars.iv.next46, 32 55 br i1 %exitcond48, label %for.cond5.preheader, label %for.inc33 56 57for.inc33: ; preds = %for.inc30 58 %indvars.iv.next50 = add nuw nsw i64 %indvars.iv49, 1 59 %exitcond52 = icmp ne i64 %indvars.iv.next50, 32 60 br i1 %exitcond52, label %for.cond1.preheader, label %for.end35 61 62for.end35: ; preds = %for.inc33 63 ret void 64} 65