mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 04:30:12 +00:00
66 lines
1.9 KiB
LLVM
66 lines
1.9 KiB
LLVM
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; RUN: opt < %s -analyze -delinearize | FileCheck %s
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; void foo(long n, long m, long o, double A[n][m][o]) {
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;
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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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; for (long k = 0; k < o; k++)
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; A[i][j][k] = 1.0;
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; }
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; AddRec: {{{%A,+,(8 * %m * %o)}<%for.i>,+,(8 * %o)}<%for.j>,+,8}<%for.k>
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; CHECK: Base offset: %A
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; CHECK: ArrayDecl[UnknownSize][%m][%o] with elements of sizeof(double) bytes.
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; CHECK: ArrayRef[{0,+,1}<nuw><nsw><%for.i>][{0,+,1}<nuw><nsw><%for.j>][{0,+,1}<nuw><nsw><%for.k>]
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; AddRec: {{(-8 + (8 * %o) + %A),+,(8 * %m * %o)}<%for.i>,+,(8 * %o)}<%for.j>
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; CHECK: Base offset: %A
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; CHECK: ArrayDecl[UnknownSize][(%m * %o)] with elements of sizeof(double) bytes.
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; CHECK: ArrayRef[{0,+,1}<nuw><nsw><%for.i>][{(-1 + %o),+,%o}<%for.j>]
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; AddRec: {(-8 + (8 * %m * %o) + %A),+,(8 * %m * %o)}<%for.i>
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; CHECK: Base offset: %A
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; CHECK: ArrayDecl[UnknownSize] with elements of sizeof(double) bytes.
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; CHECK: ArrayRef[{(-1 + (%m * %o)),+,(%m * %o)}<%for.i>]
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define void @foo(i64 %n, i64 %m, i64 %o, 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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br label %for.j
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for.j:
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%j = phi i64 [ 0, %for.i ], [ %j.inc, %for.j.inc ]
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br label %for.k
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for.k:
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%k = phi i64 [ 0, %for.j ], [ %k.inc, %for.k.inc ]
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%subscript0 = mul i64 %i, %m
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%subscript1 = add i64 %j, %subscript0
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%subscript2 = mul i64 %subscript1, %o
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%subscript = add i64 %subscript2, %k
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%idx = getelementptr inbounds double* %A, i64 %subscript
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store double 1.0, double* %idx
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br label %for.k.inc
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for.k.inc:
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%k.inc = add nsw i64 %k, 1
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%k.exitcond = icmp eq i64 %k.inc, %o
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br i1 %k.exitcond, label %for.j.inc, label %for.k
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for.j.inc:
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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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