forked from OSchip/llvm-project
65 lines
2.9 KiB
LLVM
65 lines
2.9 KiB
LLVM
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; RUN: opt %loadPolly -polly-opt-isl -polly-pattern-matching-based-opts=true \
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; RUN: -debug-only=polly-opt-isl -disable-output < %s 2>&1 | FileCheck %s
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; REQUIRES: asserts
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;
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; for (i = 0; i < _PB_NI; i++)
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; for (j = 0; j < _PB_NJ; j++)
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; {
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; for (k = 0; k < _PB_NK; k++)
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; {
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; double Mul = A[i][k] * B[k][j];
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; D[i][j][k] += Mul;
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; C[i][j] += Mul;
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; }
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; }
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;
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; CHECK-NOT: The matrix multiplication pattern was detected
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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define void @kernel_gemm([1024 x double]* %C, [1024 x double]* %A, [1024 x double]* %B, [1024 x [1024 x double]]* %D) {
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entry:
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br label %for.cond1.preheader
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for.cond1.preheader: ; preds = %for.inc27, %entry
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%indvars.iv7 = phi i64 [ 0, %entry ], [ %indvars.iv.next8, %for.inc27 ]
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br label %for.cond4.preheader
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for.cond4.preheader: ; preds = %for.inc24, %for.cond1.preheader
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%indvars.iv4 = phi i64 [ 0, %for.cond1.preheader ], [ %indvars.iv.next5, %for.inc24 ]
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%arrayidx22 = getelementptr inbounds [1024 x double], [1024 x double]* %C, i64 %indvars.iv7, i64 %indvars.iv4
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br label %for.body6
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for.body6: ; preds = %for.body6, %for.cond4.preheader
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%indvars.iv = phi i64 [ 0, %for.cond4.preheader ], [ %indvars.iv.next, %for.body6 ]
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%arrayidx8 = getelementptr inbounds [1024 x double], [1024 x double]* %A, i64 %indvars.iv7, i64 %indvars.iv
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%i = load double, double* %arrayidx8, align 8
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%arrayidx12 = getelementptr inbounds [1024 x double], [1024 x double]* %B, i64 %indvars.iv, i64 %indvars.iv4
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%i1 = load double, double* %arrayidx12, align 8
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%mul = fmul double %i1, %i
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%arrayidx18 = getelementptr inbounds [1024 x [1024 x double]], [1024 x [1024 x double]]* %D, i64 %indvars.iv7, i64 %indvars.iv4, i64 %indvars.iv
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%i2 = load double, double* %arrayidx18, align 8
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%add = fadd double %i2, %mul
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store double %add, double* %arrayidx18, align 8
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%i3 = load double, double* %arrayidx22, align 8
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%add23 = fadd double %i3, %mul
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store double %add23, double* %arrayidx22, align 8
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%exitcond.not = icmp eq i64 %indvars.iv.next, 1024
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br i1 %exitcond.not, label %for.inc24, label %for.body6
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for.inc24: ; preds = %for.body6
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%indvars.iv.next5 = add nuw nsw i64 %indvars.iv4, 1
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%exitcond6.not = icmp eq i64 %indvars.iv.next5, 1024
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br i1 %exitcond6.not, label %for.inc27, label %for.cond4.preheader
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for.inc27: ; preds = %for.inc24
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%indvars.iv.next8 = add nuw nsw i64 %indvars.iv7, 1
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%exitcond9.not = icmp eq i64 %indvars.iv.next8, 1024
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br i1 %exitcond9.not, label %for.end29, label %for.cond1.preheader
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for.end29: ; preds = %for.inc27
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ret void
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}
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