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141 lines
6.0 KiB
141 lines
6.0 KiB
; RUN: opt %loadPolly -polly-opt-isl -polly-ast -polly-opt-fusion=max -analyze < %s | FileCheck %s
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;
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;
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; void tf(int C[256][256][256], int A0[256][256][256], int A1[256][256][256]) {
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; for (int i = 0; i < 256; ++i)
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; for (int j = 0; j < 256; ++j)
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; for (int k = 0; k < 256; ++k)
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; C[i][j][k] += A0[i][j][k];
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;
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; for (int i = 0; i < 256; ++i)
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; for (int j = 0; j < 256; ++j)
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; for (int k = 0; k < 256; ++k)
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; C[i][j][k] += A1[i][j][k];
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; }
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;
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; The tile_after_fusion.ll test has two statements in separate loop nests and
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; checks whether they are tiled after being fused when polly-opt-fusion equals
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; "max".
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;
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; CHECK-LABEL: Printing analysis 'Polly - Generate an AST from the SCoP (isl)' for region: 'for.cond => for.end56' in function 'tf':
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; CHECK: 1st level tiling - Tiles
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; CHECK-NEXT: for (int c0 = 0; c0 <= 7; c0 += 1)
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; CHECK-NEXT: for (int c1 = 0; c1 <= 7; c1 += 1)
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; CHECK-NEXT: for (int c2 = 0; c2 <= 7; c2 += 1) {
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; CHECK-NEXT: // 1st level tiling - Points
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; CHECK-NEXT: for (int c3 = 0; c3 <= 31; c3 += 1)
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; CHECK-NEXT: for (int c4 = 0; c4 <= 31; c4 += 1)
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; CHECK-NEXT: for (int c5 = 0; c5 <= 31; c5 += 1) {
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; CHECK-NEXT: Stmt_for_body6(32 * c0 + c3, 32 * c1 + c4, 32 * c2 + c5);
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; CHECK-NEXT: Stmt_for_body34(32 * c0 + c3, 32 * c1 + c4, 32 * c2 + c5);
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source_filename = "tile_after_fusion.c"
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @tf([256 x [256 x i32]]* %C, [256 x [256 x i32]]* %A0, [256 x [256 x i32]]* %A1) {
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entry:
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br label %for.cond
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for.cond: ; preds = %for.inc20, %entry
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%indvars.iv13 = phi i64 [ %indvars.iv.next14, %for.inc20 ], [ 0, %entry ]
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%exitcond15 = icmp ne i64 %indvars.iv13, 256
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br i1 %exitcond15, label %for.body, label %for.end22
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for.body: ; preds = %for.cond
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br label %for.cond1
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for.cond1: ; preds = %for.inc17, %for.body
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%indvars.iv10 = phi i64 [ %indvars.iv.next11, %for.inc17 ], [ 0, %for.body ]
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%exitcond12 = icmp ne i64 %indvars.iv10, 256
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br i1 %exitcond12, label %for.body3, label %for.end19
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for.body3: ; preds = %for.cond1
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br label %for.cond4
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for.cond4: ; preds = %for.inc, %for.body3
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%indvars.iv7 = phi i64 [ %indvars.iv.next8, %for.inc ], [ 0, %for.body3 ]
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%exitcond9 = icmp ne i64 %indvars.iv7, 256
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br i1 %exitcond9, label %for.body6, label %for.end
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for.body6: ; preds = %for.cond4
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%arrayidx10 = getelementptr inbounds [256 x [256 x i32]], [256 x [256 x i32]]* %A0, i64 %indvars.iv13, i64 %indvars.iv10, i64 %indvars.iv7
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%tmp = load i32, i32* %arrayidx10, align 4
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%arrayidx16 = getelementptr inbounds [256 x [256 x i32]], [256 x [256 x i32]]* %C, i64 %indvars.iv13, i64 %indvars.iv10, i64 %indvars.iv7
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%tmp16 = load i32, i32* %arrayidx16, align 4
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%add = add nsw i32 %tmp16, %tmp
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store i32 %add, i32* %arrayidx16, align 4
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br label %for.inc
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for.inc: ; preds = %for.body6
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%indvars.iv.next8 = add nuw nsw i64 %indvars.iv7, 1
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br label %for.cond4
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for.end: ; preds = %for.cond4
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br label %for.inc17
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for.inc17: ; preds = %for.end
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%indvars.iv.next11 = add nuw nsw i64 %indvars.iv10, 1
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br label %for.cond1
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for.end19: ; preds = %for.cond1
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br label %for.inc20
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for.inc20: ; preds = %for.end19
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%indvars.iv.next14 = add nuw nsw i64 %indvars.iv13, 1
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br label %for.cond
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for.end22: ; preds = %for.cond
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br label %for.cond24
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for.cond24: ; preds = %for.inc54, %for.end22
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%indvars.iv4 = phi i64 [ %indvars.iv.next5, %for.inc54 ], [ 0, %for.end22 ]
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%exitcond6 = icmp ne i64 %indvars.iv4, 256
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br i1 %exitcond6, label %for.body26, label %for.end56
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for.body26: ; preds = %for.cond24
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br label %for.cond28
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for.cond28: ; preds = %for.inc51, %for.body26
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%indvars.iv1 = phi i64 [ %indvars.iv.next2, %for.inc51 ], [ 0, %for.body26 ]
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%exitcond3 = icmp ne i64 %indvars.iv1, 256
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br i1 %exitcond3, label %for.body30, label %for.end53
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for.body30: ; preds = %for.cond28
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br label %for.cond32
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for.cond32: ; preds = %for.inc48, %for.body30
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%indvars.iv = phi i64 [ %indvars.iv.next, %for.inc48 ], [ 0, %for.body30 ]
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%exitcond = icmp ne i64 %indvars.iv, 256
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br i1 %exitcond, label %for.body34, label %for.end50
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for.body34: ; preds = %for.cond32
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%arrayidx40 = getelementptr inbounds [256 x [256 x i32]], [256 x [256 x i32]]* %A1, i64 %indvars.iv4, i64 %indvars.iv1, i64 %indvars.iv
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%tmp17 = load i32, i32* %arrayidx40, align 4
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%arrayidx46 = getelementptr inbounds [256 x [256 x i32]], [256 x [256 x i32]]* %C, i64 %indvars.iv4, i64 %indvars.iv1, i64 %indvars.iv
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%tmp18 = load i32, i32* %arrayidx46, align 4
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%add47 = add nsw i32 %tmp18, %tmp17
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store i32 %add47, i32* %arrayidx46, align 4
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br label %for.inc48
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for.inc48: ; preds = %for.body34
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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br label %for.cond32
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for.end50: ; preds = %for.cond32
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br label %for.inc51
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for.inc51: ; preds = %for.end50
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%indvars.iv.next2 = add nuw nsw i64 %indvars.iv1, 1
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br label %for.cond28
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for.end53: ; preds = %for.cond28
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br label %for.inc54
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for.inc54: ; preds = %for.end53
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%indvars.iv.next5 = add nuw nsw i64 %indvars.iv4, 1
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br label %for.cond24
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for.end56: ; preds = %for.cond24
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ret void
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}
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