2012-11-05 00:56:20 +08:00
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; RUN: opt %loadPolly %defaultOpts -polly-analyze-ir -analyze < %s | FileCheck %s
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2011-04-29 14:27:02 +08:00
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; XFAIL: *
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;void f(long a[][128], long N, long M) {
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; long i, j, k;
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; for (j = 0; j < M; ++j)
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; for (i = 0; i < N; ++i)
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; a[i][j] = 4*i+5;
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; for (k = 0; k < 64; ++k)
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; a[4][k] = a[k][4];
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;}
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target 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"
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target triple = "x86_64-unknown-linux-gnu"
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define void @f([128 x i64]* nocapture %a, i64 %N, i64 %M) nounwind {
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entry:
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%0 = icmp sgt i64 %M, 0 ; <i1> [#uses=1]
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%1 = icmp sgt i64 %N, 0 ; <i1> [#uses=1]
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%or.cond = and i1 %0, %1 ; <i1> [#uses=1]
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br i1 %or.cond, label %bb2.preheader, label %bb6
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bb1: ; preds = %bb2.preheader, %bb1
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%i.010 = phi i64 [ 0, %bb2.preheader ], [ %2, %bb1 ] ; <i64> [#uses=3]
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%tmp = shl i64 %i.010, 2 ; <i64> [#uses=1]
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%tmp16 = add i64 %tmp, 5 ; <i64> [#uses=1]
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%scevgep17 = getelementptr [128 x i64]* %a, i64 %i.010, i64 %4 ; <i64*> [#uses=1]
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store i64 %tmp16, i64* %scevgep17, align 8
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%2 = add nsw i64 %i.010, 1 ; <i64> [#uses=2]
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%exitcond15 = icmp eq i64 %2, %N ; <i1> [#uses=1]
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br i1 %exitcond15, label %bb3, label %bb1
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bb3: ; preds = %bb1
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%3 = add i64 %4, 1 ; <i64> [#uses=2]
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%exitcond18 = icmp eq i64 %3, %M ; <i1> [#uses=1]
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br i1 %exitcond18, label %bb6, label %bb2.preheader
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bb2.preheader: ; preds = %bb3, %entry
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%4 = phi i64 [ %3, %bb3 ], [ 0, %entry ] ; <i64> [#uses=2]
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br label %bb1
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bb6: ; preds = %bb6, %bb3, %entry
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%k.09 = phi i64 [ %6, %bb6 ], [ 0, %bb3 ], [ 0, %entry ] ; <i64> [#uses=3]
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%scevgep = getelementptr [128 x i64]* %a, i64 4, i64 %k.09 ; <i64*> [#uses=1]
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%scevgep14 = getelementptr [128 x i64]* %a, i64 %k.09, i64 4 ; <i64*> [#uses=1]
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%5 = load i64* %scevgep14, align 8 ; <i64> [#uses=1]
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store i64 %5, i64* %scevgep, align 8
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%6 = add nsw i64 %k.09, 1 ; <i64> [#uses=2]
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%exitcond = icmp eq i64 %6, 64 ; <i1> [#uses=1]
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br i1 %exitcond, label %return, label %bb6
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return: ; preds = %bb6
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ret void
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}
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; CHECK: Scop: entry => <Function Return> Parameters: (%N, %M, ), Max Loop Depth: 2
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