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