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; RUN: opt %loadPolly -polly-opt-isl -polly-pattern-matching-based-opts=true \
; RUN: -polly-tc-opt=true -debug -disable-output < %s 2>&1 | FileCheck %s
; REQUIRES: asserts
;
; for (int i = 0; i < 32; i++)
; for (int j = 0; j < 32; j++)
; for (int l = 0; l < 32; l++)
; for (int w = 0; w < 32; w++)
; C[i][j] += A[i][l][w] * B[w][j][i];
;
; CHECK-NOT: The tensor contraction pattern was detected
;
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
define void @foo([64 x double]* noundef %C, [64 x [64 x double]]* noundef %A, [64 x [64 x double]]* noundef %B) {
entry:
br label %for.cond1.preheader
for.cond1.preheader: ; preds = %for.inc33, %entry
%indvars.iv49 = phi i64 [ 0, %entry ], [ %indvars.iv.next50, %for.inc33 ]
br label %for.cond5.preheader
for.cond5.preheader: ; preds = %for.inc30, %for.cond1.preheader
%indvars.iv45 = phi i64 [ 0, %for.cond1.preheader ], [ %indvars.iv.next46, %for.inc30 ]
br label %for.cond9.preheader
for.cond9.preheader: ; preds = %for.inc27, %for.cond5.preheader
%indvars.iv41 = phi i64 [ 0, %for.cond5.preheader ], [ %indvars.iv.next42, %for.inc27 ]
br label %for.body12
for.body12: ; preds = %for.body12, %for.cond9.preheader
%indvars.iv = phi i64 [ 0, %for.cond9.preheader ], [ %indvars.iv.next, %for.body12 ]
%arrayidx16 = getelementptr inbounds [64 x [64 x double]], [64 x [64 x double]]* %A, i64 %indvars.iv49, i64 %indvars.iv41, i64 %indvars.iv
%i = load double, double* %arrayidx16, align 8
%arrayidx22 = getelementptr inbounds [64 x [64 x double]], [64 x [64 x double]]* %B, i64 %indvars.iv, i64 %indvars.iv45, i64 %indvars.iv49
%i1 = load double, double* %arrayidx22, align 8
%mul = fmul fast double %i1, %i
%arrayidx26 = getelementptr inbounds [64 x double], [64 x double]* %C, i64 %indvars.iv49, i64 %indvars.iv45
%i2 = load double, double* %arrayidx26, align 8
%add = fadd fast double %i2, %mul
store double %add, double* %arrayidx26, align 8
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
%exitcond = icmp ne i64 %indvars.iv.next, 32
br i1 %exitcond, label %for.body12, label %for.inc27
for.inc27: ; preds = %for.body12
%indvars.iv.next42 = add nuw nsw i64 %indvars.iv41, 1
%exitcond44 = icmp ne i64 %indvars.iv.next42, 32
br i1 %exitcond44, label %for.cond9.preheader, label %for.inc30
for.inc30: ; preds = %for.inc27
%indvars.iv.next46 = add nuw nsw i64 %indvars.iv45, 1
%exitcond48 = icmp ne i64 %indvars.iv.next46, 32
br i1 %exitcond48, label %for.cond5.preheader, label %for.inc33
for.inc33: ; preds = %for.inc30
%indvars.iv.next50 = add nuw nsw i64 %indvars.iv49, 1
%exitcond52 = icmp ne i64 %indvars.iv.next50, 32
br i1 %exitcond52, label %for.cond1.preheader, label %for.end35
for.end35: ; preds = %for.inc33
ret void
}
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