127 lines
5.6 KiB
LLVM
127 lines
5.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
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; RUN: opt -S -passes=loop-fusion < %s 2>&1 | FileCheck %s
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@A = common global [1024 x [1024 x i32]] zeroinitializer, align 16
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@B = common global [1024 x [1024 x i32]] zeroinitializer, align 16
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define void @dep_free() {
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; CHECK-LABEL: define void @dep_free() {
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; CHECK-NEXT: [[BB:.*]]:
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; CHECK-NEXT: br label %[[BB9:.*]]
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; CHECK: [[BB9]]:
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; CHECK-NEXT: [[INDVARS_IV6:%.*]] = phi i64 [ [[INDVARS_IV_NEXT7:%.*]], %[[BB35:.*]] ], [ 0, %[[BB]] ]
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; CHECK-NEXT: [[DOT0:%.*]] = phi i32 [ 0, %[[BB]] ], [ [[TMP36:%.*]], %[[BB35]] ]
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; CHECK-NEXT: [[EXITCOND8:%.*]] = icmp ne i64 [[INDVARS_IV6]], 100
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; CHECK-NEXT: br i1 [[EXITCOND8]], label %[[BB11:.*]], label %[[BB10:.*]]
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; CHECK: [[BB10]]:
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; CHECK-NEXT: br label %[[BB37:.*]]
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; CHECK: [[BB11]]:
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; CHECK-NEXT: br label %[[BB12:.*]]
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; CHECK: [[BB12]]:
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; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], %[[BB21:.*]] ], [ 0, %[[BB11]] ]
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; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV]], 100
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; CHECK-NEXT: br i1 [[EXITCOND]], label %[[BB14:.*]], label %[[BB23_PREHEADER:.*]]
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; CHECK: [[BB23_PREHEADER]]:
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; CHECK-NEXT: br label %[[BB23:.*]]
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; CHECK: [[BB14]]:
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; CHECK-NEXT: [[TMP:%.*]] = add nsw i32 [[DOT0]], -3
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; CHECK-NEXT: [[TMP15:%.*]] = add nuw nsw i64 [[INDVARS_IV6]], 3
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; CHECK-NEXT: [[TMP16:%.*]] = trunc i64 [[TMP15]] to i32
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; CHECK-NEXT: [[TMP17:%.*]] = mul nsw i32 [[TMP]], [[TMP16]]
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; CHECK-NEXT: [[TMP18:%.*]] = trunc i64 [[INDVARS_IV6]] to i32
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; CHECK-NEXT: [[TMP19:%.*]] = srem i32 [[TMP17]], [[TMP18]]
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; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds [1024 x [1024 x i32]], ptr @A, i64 0, i64 [[INDVARS_IV6]], i64 [[INDVARS_IV]]
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; CHECK-NEXT: store i32 [[TMP19]], ptr [[TMP20]], align 4
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; CHECK-NEXT: br label %[[BB21]]
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; CHECK: [[BB21]]:
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; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
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; CHECK-NEXT: br label %[[BB12]]
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; CHECK: [[BB23]]:
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; CHECK-NEXT: [[INDVARS_IV3:%.*]] = phi i64 [ [[INDVARS_IV_NEXT4:%.*]], %[[BB33:.*]] ], [ 0, %[[BB23_PREHEADER]] ]
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; CHECK-NEXT: [[EXITCOND5:%.*]] = icmp ne i64 [[INDVARS_IV3]], 100
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; CHECK-NEXT: br i1 [[EXITCOND5]], label %[[BB25:.*]], label %[[BB35]]
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; CHECK: [[BB25]]:
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; CHECK-NEXT: [[TMP26:%.*]] = add nsw i32 [[DOT0]], -3
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; CHECK-NEXT: [[TMP27:%.*]] = add nuw nsw i64 [[INDVARS_IV6]], 3
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; CHECK-NEXT: [[TMP28:%.*]] = trunc i64 [[TMP27]] to i32
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; CHECK-NEXT: [[TMP29:%.*]] = mul nsw i32 [[TMP26]], [[TMP28]]
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; CHECK-NEXT: [[TMP30:%.*]] = trunc i64 [[INDVARS_IV6]] to i32
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; CHECK-NEXT: [[TMP31:%.*]] = srem i32 [[TMP29]], [[TMP30]]
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; CHECK-NEXT: [[TMP32:%.*]] = getelementptr inbounds [1024 x [1024 x i32]], ptr @B, i64 0, i64 [[INDVARS_IV6]], i64 [[INDVARS_IV3]]
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; CHECK-NEXT: store i32 [[TMP31]], ptr [[TMP32]], align 4
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; CHECK-NEXT: br label %[[BB33]]
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; CHECK: [[BB33]]:
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; CHECK-NEXT: [[INDVARS_IV_NEXT4]] = add nuw nsw i64 [[INDVARS_IV3]], 1
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; CHECK-NEXT: br label %[[BB23]]
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; CHECK: [[BB35]]:
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; CHECK-NEXT: [[INDVARS_IV_NEXT7]] = add nuw nsw i64 [[INDVARS_IV6]], 1
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; CHECK-NEXT: [[TMP36]] = add nuw nsw i32 [[DOT0]], 1
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; CHECK-NEXT: br label %[[BB9]]
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; CHECK: [[BB37]]:
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; CHECK-NEXT: ret void
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;
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bb:
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br label %bb9
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bb9: ; preds = %bb35, %bb
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%indvars.iv6 = phi i64 [ %indvars.iv.next7, %bb35 ], [ 0, %bb ]
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%.0 = phi i32 [ 0, %bb ], [ %tmp36, %bb35 ]
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%exitcond8 = icmp ne i64 %indvars.iv6, 100
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br i1 %exitcond8, label %bb11, label %bb10
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bb10: ; preds = %bb9
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br label %bb37
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bb11: ; preds = %bb9
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br label %bb12
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bb12: ; preds = %bb21, %bb11
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%indvars.iv = phi i64 [ %indvars.iv.next, %bb21 ], [ 0, %bb11 ]
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%exitcond = icmp ne i64 %indvars.iv, 100
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br i1 %exitcond, label %bb14, label %bb23
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bb14: ; preds = %bb12
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%tmp = add nsw i32 %.0, -3
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%tmp15 = add nuw nsw i64 %indvars.iv6, 3
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%tmp16 = trunc i64 %tmp15 to i32
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%tmp17 = mul nsw i32 %tmp, %tmp16
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%tmp18 = trunc i64 %indvars.iv6 to i32
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%tmp19 = srem i32 %tmp17, %tmp18
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%tmp20 = getelementptr inbounds [1024 x [1024 x i32]], ptr @A, i64 0, i64 %indvars.iv6, i64 %indvars.iv
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store i32 %tmp19, ptr %tmp20, align 4
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br label %bb21
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bb21: ; preds = %bb14
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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br label %bb12
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bb23: ; preds = %bb33, %bb12
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%indvars.iv3 = phi i64 [ %indvars.iv.next4, %bb33 ], [ 0, %bb12 ]
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%exitcond5 = icmp ne i64 %indvars.iv3, 100
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br i1 %exitcond5, label %bb25, label %bb35
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bb25: ; preds = %bb23
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%tmp26 = add nsw i32 %.0, -3
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%tmp27 = add nuw nsw i64 %indvars.iv6, 3
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%tmp28 = trunc i64 %tmp27 to i32
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%tmp29 = mul nsw i32 %tmp26, %tmp28
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%tmp30 = trunc i64 %indvars.iv6 to i32
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%tmp31 = srem i32 %tmp29, %tmp30
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%tmp32 = getelementptr inbounds [1024 x [1024 x i32]], ptr @B, i64 0, i64 %indvars.iv6, i64 %indvars.iv3
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store i32 %tmp31, ptr %tmp32, align 4
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br label %bb33
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bb33: ; preds = %bb25
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%indvars.iv.next4 = add nuw nsw i64 %indvars.iv3, 1
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br label %bb23
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bb35: ; preds = %bb23
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%indvars.iv.next7 = add nuw nsw i64 %indvars.iv6, 1
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%tmp36 = add nuw nsw i32 %.0, 1
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br label %bb9
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bb37: ; preds = %bb10
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ret void
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}
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