llvm-project

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; RUN: opt %loadNPMPolly -polly-tile-sizes=256,16                                                                                                                                        '-passes=polly-opt-isl,print<polly-ast>' -disable-output < %s | FileCheck %s
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; RUN: opt %loadNPMPolly -polly-tile-sizes=256,16 -polly-tiling=false                                                                                                                    '-passes=polly-opt-isl,print<polly-ast>' -disable-output < %s | FileCheck %s --check-prefix=NOTILING
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; RUN: opt %loadNPMPolly -polly-tile-sizes=256,16 -polly-2nd-level-tiling -polly-2nd-level-tile-sizes=16,8                                                                               '-passes=polly-opt-isl,print<polly-ast>' -disable-output < %s | FileCheck %s --check-prefix=TWOLEVEL
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; RUN: opt %loadNPMPolly -polly-tile-sizes=256,16 -polly-2nd-level-tiling -polly-2nd-level-tile-sizes=16,8 -polly-register-tiling                                                        '-passes=polly-opt-isl,print<polly-ast>' -disable-output < %s | FileCheck %s --check-prefix=TWO-PLUS-REGISTER
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; CHECK: // 1st level tiling - Tiles
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; CHECK: for (int c0 = 0; c0 <= 3; c0 += 1)
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; CHECK:   for (int c1 = 0; c1 <= 31; c1 += 1)
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; CHECK:     // 1st level tiling - Points
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; CHECK:     for (int c2 = 0; c2 <= 255; c2 += 1)
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; CHECK:       for (int c3 = 0; c3 <= 15; c3 += 1)
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; CHECK:         Stmt_for_body3(256 * c0 + c2, 16 * c1 + c3);
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; NOTILING: for (int c0 = 0; c0 <= 1023; c0 += 1)
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; NOTILING:   for (int c1 = 0; c1 <= 511; c1 += 1)
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; NOTILING:     Stmt_for_body3(c0, c1);
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; TWOLEVEL: // 1st level tiling - Tiles
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; TWOLEVEL: for (int c0 = 0; c0 <= 3; c0 += 1)
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; TWOLEVEL:   for (int c1 = 0; c1 <= 31; c1 += 1)
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; TWOLEVEL:     // 1st level tiling - Points
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; TWOLEVEL:     // 2nd level tiling - Tiles
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; TWOLEVEL:     for (int c2 = 0; c2 <= 15; c2 += 1)
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; TWOLEVEL:       for (int c3 = 0; c3 <= 1; c3 += 1)
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; TWOLEVEL:         // 2nd level tiling - Points
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; TWOLEVEL:         for (int c4 = 0; c4 <= 15; c4 += 1)
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; TWOLEVEL:           for (int c5 = 0; c5 <= 7; c5 += 1)
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; TWOLEVEL:             Stmt_for_body3(256 * c0 + 16 * c2 + c4, 16 * c1 + 8 * c3 + c5);
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; TWO-PLUS-REGISTER: // 1st level tiling - Tiles
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; TWO-PLUS-REGISTER: for (int c0 = 0; c0 <= 3; c0 += 1)
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; TWO-PLUS-REGISTER:   for (int c1 = 0; c1 <= 31; c1 += 1)
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; TWO-PLUS-REGISTER:     // 1st level tiling - Points
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; TWO-PLUS-REGISTER:     // 2nd level tiling - Tiles
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; TWO-PLUS-REGISTER:     for (int c2 = 0; c2 <= 15; c2 += 1)
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; TWO-PLUS-REGISTER:       for (int c3 = 0; c3 <= 1; c3 += 1)
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; TWO-PLUS-REGISTER:         // 2nd level tiling - Points
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; TWO-PLUS-REGISTER:         // Register tiling - Tiles
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; TWO-PLUS-REGISTER:         for (int c4 = 0; c4 <= 7; c4 += 1)
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; TWO-PLUS-REGISTER:           for (int c5 = 0; c5 <= 3; c5 += 1)
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; TWO-PLUS-REGISTER:             // Register tiling - Points
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; TWO-PLUS-REGISTER:             {
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; TWO-PLUS-REGISTER:               Stmt_for_body3(256 * c0 + 16 * c2 + 2 * c4, 16 * c1 + 8 * c3 + 2 * c5);
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; TWO-PLUS-REGISTER:               Stmt_for_body3(256 * c0 + 16 * c2 + 2 * c4, 16 * c1 + 8 * c3 + 2 * c5 + 1);
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; TWO-PLUS-REGISTER:               Stmt_for_body3(256 * c0 + 16 * c2 + 2 * c4 + 1, 16 * c1 + 8 * c3 + 2 * c5);
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; TWO-PLUS-REGISTER:               Stmt_for_body3(256 * c0 + 16 * c2 + 2 * c4 + 1, 16 * c1 + 8 * c3 + 2 * c5 + 1);
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; TWO-PLUS-REGISTER:             }
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target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"
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; Function Attrs: nounwind
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define void @rect(ptr %A) {
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entry:
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  br label %entry.split
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entry.split:                                      ; preds = %entry
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  br label %for.body3.lr.ph
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for.body3.lr.ph:                                  ; preds = %for.inc5, %entry.split
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  %i.0 = phi i32 [ 0, %entry.split ], [ %inc6, %for.inc5 ]
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  br label %for.body3
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for.body3:                                        ; preds = %for.body3.lr.ph, %for.body3
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  %j.0 = phi i32 [ 0, %for.body3.lr.ph ], [ %inc, %for.body3 ]
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  %mul = mul nsw i32 %j.0, %i.0
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  %rem = srem i32 %mul, 42
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  %arrayidx4 = getelementptr inbounds [512 x i32], ptr %A, i32 %i.0, i32 %j.0
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  store i32 %rem, ptr %arrayidx4, align 4
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  %inc = add nsw i32 %j.0, 1
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  %cmp2 = icmp slt i32 %inc, 512
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  br i1 %cmp2, label %for.body3, label %for.inc5
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for.inc5:                                         ; preds = %for.body3
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  %inc6 = add nsw i32 %i.0, 1
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  %cmp = icmp slt i32 %inc6, 1024
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  br i1 %cmp, label %for.body3.lr.ph, label %for.end7
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for.end7:                                         ; preds = %for.inc5
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  ret void
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}
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