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1; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --version 52; RUN: opt < %s -passes='print<delinearization>' -disable-output 2>&1 | FileCheck %s3target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"4target triple = "x86_64-unknown-linux-gnu"5 6; Derived from the following code:7;8; void foo(long n, long m, double *A) {9; for (long i = 0; i < n; i++)10; for (long j = 0; j < m; j++)11; *(A + i * n + j) = 1.0;12; *(A + j * m + i) = 2.0;13; }14 15define void @foo(i64 %n, i64 %m, ptr %A) {16; CHECK-LABEL: 'foo'17; CHECK-NEXT: Inst: store double 1.000000e+00, ptr %arrayidx, align 818; CHECK-NEXT: AccessFunction: {{\{\{}}0,+,(8 * %m)}<%for.i>,+,8}<%for.j>19; CHECK-NEXT: Base offset: %A20; CHECK-NEXT: ArrayDecl[UnknownSize][%m] with elements of 8 bytes.21; CHECK-NEXT: ArrayRef[{0,+,1}<nuw><nsw><%for.i>][{0,+,1}<nuw><nsw><%for.j>]22; CHECK-NEXT: Delinearization validation: Succeeded23; CHECK-EMPTY:24; CHECK-NEXT: Inst: store double 1.000000e+00, ptr %arrayidx1, align 825; CHECK-NEXT: AccessFunction: {{\{\{}}0,+,8}<%for.i>,+,(8 * %n)}<%for.j>26; CHECK-NEXT: Base offset: %A27; CHECK-NEXT: ArrayDecl[UnknownSize][%n] with elements of 8 bytes.28; CHECK-NEXT: ArrayRef[{0,+,1}<nuw><nsw><%for.j>][{0,+,1}<nuw><nsw><%for.i>]29; CHECK-NEXT: Delinearization validation: Succeeded30;31entry:32 br label %for.i33 34for.i:35 %i = phi i64 [ 0, %entry ], [ %i.inc, %for.i.inc ]36 br label %for.j37 38for.j:39 %j = phi i64 [ 0, %for.i ], [ %j.inc, %for.j ]40 %tmp = mul nsw i64 %i, %m41 %vlaarrayidx.sum = add i64 %j, %tmp42 %arrayidx = getelementptr inbounds double, ptr %A, i64 %vlaarrayidx.sum43 store double 1.0, ptr %arrayidx44 %tmp1 = mul nsw i64 %j, %n45 %vlaarrayidx.sum1 = add i64 %i, %tmp146 %arrayidx1 = getelementptr inbounds double, ptr %A, i64 %vlaarrayidx.sum147 store double 1.0, ptr %arrayidx148 %j.inc = add nsw i64 %j, 149 %j.exitcond = icmp eq i64 %j.inc, %m50 br i1 %j.exitcond, label %for.i.inc, label %for.j51 52for.i.inc:53 %i.inc = add nsw i64 %i, 154 %i.exitcond = icmp eq i64 %i.inc, %n55 br i1 %i.exitcond, label %end, label %for.i56 57end:58 ret void59}60