1 files changed, 0 insertions, 156 deletions
diff --git a/llvm/test/Transforms/LoopUnroll/revisit.ll b/llvm/test/Transforms/LoopUnroll/revisit.ll
deleted file mode 100644
index 6420396e9ff..00000000000
--- a/llvm/test/Transforms/LoopUnroll/revisit.ll
+++ /dev/null
@@ -1,156 +0,0 @@
-; This test checks that nested loops are revisited in various scenarios when
-; unrolling. Note that if we ever start doing outer loop peeling a test case
-; for that should be added here that will look essentially like a hybrid of the
-; current two cases.
-;
-; RUN: opt < %s -disable-output -debug-pass-manager 2>&1 \
-; RUN:     -passes='require<opt-remark-emit>,loop(unroll-full)' \
-; RUN:     | FileCheck %s
-;
-; Also run in a special mode that visits children.
-; RUN: opt < %s -disable-output -debug-pass-manager -unroll-revisit-child-loops 2>&1 \
-; RUN:     -passes='require<opt-remark-emit>,loop(unroll-full)' \
-; RUN:     | FileCheck %s --check-prefixes=CHECK,CHECK-CHILDREN
-
-; Basic test is fully unrolled and we revisit the post-unroll new sibling
-; loops, including the ones that used to be child loops.
-define void @full_unroll(i1* %ptr) {
-; CHECK-LABEL: FunctionToLoopPassAdaptor{{.*}} on full_unroll
-; CHECK-NOT: LoopFullUnrollPass
-
-entry:
-  br label %l0
-
-l0:
-  %cond.0 = load volatile i1, i1* %ptr
-  br i1 %cond.0, label %l0.0.ph, label %exit
-
-l0.0.ph:
-  br label %l0.0
-
-l0.0:
-  %iv = phi i32 [ %iv.next, %l0.0.latch ], [ 0, %l0.0.ph ]
-  %iv.next = add i32 %iv, 1
-  br label %l0.0.0.ph
-
-l0.0.0.ph:
-  br label %l0.0.0
-
-l0.0.0:
-  %cond.0.0.0 = load volatile i1, i1* %ptr
-  br i1 %cond.0.0.0, label %l0.0.0, label %l0.0.1.ph
-; CHECK: LoopFullUnrollPass on Loop at depth 3 containing: %l0.0.0<header>
-; CHECK-NOT: LoopFullUnrollPass
-
-l0.0.1.ph:
-  br label %l0.0.1
-
-l0.0.1:
-  %cond.0.0.1 = load volatile i1, i1* %ptr
-  br i1 %cond.0.0.1, label %l0.0.1, label %l0.0.latch
-; CHECK: LoopFullUnrollPass on Loop at depth 3 containing: %l0.0.1<header>
-; CHECK-NOT: LoopFullUnrollPass
-
-l0.0.latch:
-  %cmp = icmp slt i32 %iv.next, 2
-  br i1 %cmp, label %l0.0, label %l0.latch
-; CHECK: LoopFullUnrollPass on Loop at depth 2 containing: %l0.0
-; CHECK-NOT: LoopFullUnrollPass
-;
-; Unrolling occurs, so we visit what were the inner loops twice over. First we
-; visit their clones, and then we visit the original loops re-parented.
-; CHECK: LoopFullUnrollPass on Loop at depth 2 containing: %l0.0.1.1<header>
-; CHECK-NOT: LoopFullUnrollPass
-; CHECK: LoopFullUnrollPass on Loop at depth 2 containing: %l0.0.0.1<header>
-; CHECK-NOT: LoopFullUnrollPass
-; CHECK: LoopFullUnrollPass on Loop at depth 2 containing: %l0.0.1<header>
-; CHECK-NOT: LoopFullUnrollPass
-; CHECK: LoopFullUnrollPass on Loop at depth 2 containing: %l0.0.0<header>
-; CHECK-NOT: LoopFullUnrollPass
-
-l0.latch:
-  br label %l0
-; CHECK: LoopFullUnrollPass on Loop at depth 1 containing: %l0<header>
-; CHECK-NOT: LoopFullUnrollPass
-
-exit:
-  ret void
-}
-
-; Now we test forced runtime partial unrolling with metadata. Here we end up
-; duplicating child loops without changing their structure and so they aren't by
-; default visited, but will be visited with a special parameter.
-define void @partial_unroll(i32 %count, i1* %ptr) {
-; CHECK-LABEL: FunctionToLoopPassAdaptor{{.*}} on partial_unroll
-; CHECK-NOT: LoopFullUnrollPass
-
-entry:
-  br label %l0
-
-l0:
-  %cond.0 = load volatile i1, i1* %ptr
-  br i1 %cond.0, label %l0.0.ph, label %exit
-
-l0.0.ph:
-  br label %l0.0
-
-l0.0:
-  %iv = phi i32 [ %iv.next, %l0.0.latch ], [ 0, %l0.0.ph ]
-  %iv.next = add i32 %iv, 1
-  br label %l0.0.0.ph
-
-l0.0.0.ph:
-  br label %l0.0.0
-
-l0.0.0:
-  %cond.0.0.0 = load volatile i1, i1* %ptr
-  br i1 %cond.0.0.0, label %l0.0.0, label %l0.0.1.ph
-; CHECK: LoopFullUnrollPass on Loop at depth 3 containing: %l0.0.0<header>
-; CHECK-NOT: LoopFullUnrollPass
-
-l0.0.1.ph:
-  br label %l0.0.1
-
-l0.0.1:
-  %cond.0.0.1 = load volatile i1, i1* %ptr
-  br i1 %cond.0.0.1, label %l0.0.1, label %l0.0.latch
-; CHECK: LoopFullUnrollPass on Loop at depth 3 containing: %l0.0.1<header>
-; CHECK-NOT: LoopFullUnrollPass
-
-l0.0.latch:
-  %cmp = icmp slt i32 %iv.next, %count
-  br i1 %cmp, label %l0.0, label %l0.latch, !llvm.loop !1
-; CHECK: LoopFullUnrollPass on Loop at depth 2 containing: %l0.0
-; CHECK-NOT: LoopFullUnrollPass
-;
-; Partial unrolling occurs which introduces both new child loops and new sibling
-; loops. We only visit the child loops in a special mode, not by default.
-; CHECK-CHILDREN: LoopFullUnrollPass on Loop at depth 3 containing: %l0.0.0<header>
-; CHECK-CHILDREN-NOT: LoopFullUnrollPass
-; CHECK-CHILDREN: LoopFullUnrollPass on Loop at depth 3 containing: %l0.0.1<header>
-; CHECK-CHILDREN-NOT: LoopFullUnrollPass
-; CHECK-CHILDREN: LoopFullUnrollPass on Loop at depth 3 containing: %l0.0.0.1<header>
-; CHECK-CHILDREN-NOT: LoopFullUnrollPass
-; CHECK-CHILDREN: LoopFullUnrollPass on Loop at depth 3 containing: %l0.0.1.1<header>
-; CHECK-CHILDREN-NOT: LoopFullUnrollPass
-;
-; When we revisit children, we also revisit the current loop.
-; CHECK-CHILDREN: LoopFullUnrollPass on Loop at depth 2 containing: %l0.0<header>
-; CHECK-CHILDREN-NOT: LoopFullUnrollPass
-;
-; Revisit the children of the outer loop that are part of the epilogue.
-; 
-; CHECK: LoopFullUnrollPass on Loop at depth 2 containing: %l0.0.0.epil<header>
-; CHECK-NOT: LoopFullUnrollPass
-; CHECK: LoopFullUnrollPass on Loop at depth 2 containing: %l0.0.1.epil<header>
-; CHECK-NOT: LoopFullUnrollPass
-l0.latch:
-  br label %l0
-; CHECK: LoopFullUnrollPass on Loop at depth 1 containing: %l0<header>
-; CHECK-NOT: LoopFullUnrollPass
-
-exit:
-  ret void
-}
-!1 = !{!1, !2}
-!2 = !{!"llvm.loop.unroll.count", i32 2}