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9eb1a32643
Also make tests in Analysis/Delinearization work under NPM. Reviewed By: asbirlea Differential Revision: https://reviews.llvm.org/D87741
47 lines
1.3 KiB
LLVM
47 lines
1.3 KiB
LLVM
; RUN: opt < %s -analyze -enable-new-pm=0 -delinearize | FileCheck %s
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; RUN: opt < %s -passes='print<delinearization>' -disable-output 2>&1 | FileCheck %s
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; Derived from the following code:
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;
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; void foo(long n, long m, long b, double A[n][m]) {
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; for (long i = 0; i < n; i++)
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; for (long j = 0; j < m; j++)
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; A[2i+b][2j] = 1.0;
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; }
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; AddRec: {{((%m * %b * 8) + %A),+,(2 * %m * 8)}<%for.i>,+,(2 * 8)}<%for.j>
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; CHECK: Base offset: %A
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; CHECK: ArrayDecl[UnknownSize][%m] with elements of 8 bytes.
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; CHECK: ArrayRef[{%b,+,2}<nsw><%for.i>][{0,+,2}<nuw><%for.j>]
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define void @foo(i64 %n, i64 %m, i64 %b, double* %A) {
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entry:
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br label %for.i
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for.i:
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%i = phi i64 [ 0, %entry ], [ %i.inc, %for.i.inc ]
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%outerdim = mul nsw i64 %i, 2
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%outerdim2 = add nsw i64 %outerdim, %b
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%tmp = mul nsw i64 %outerdim2, %m
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br label %for.j
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for.j:
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%j = phi i64 [ 0, %for.i ], [ %j.inc, %for.j ]
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%prodj = mul i64 %j, 2
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%vlaarrayidx.sum = add i64 %prodj, %tmp
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%arrayidx = getelementptr inbounds double, double* %A, i64 %vlaarrayidx.sum
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store double 1.0, double* %arrayidx
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%j.inc = add nsw i64 %j, 1
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%j.exitcond = icmp eq i64 %j.inc, %m
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br i1 %j.exitcond, label %for.i.inc, label %for.j
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for.i.inc:
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%i.inc = add nsw i64 %i, 1
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%i.exitcond = icmp eq i64 %i.inc, %n
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br i1 %i.exitcond, label %end, label %for.i
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end:
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ret void
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}
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