Temporarily Revert "Add basic loop fusion pass."

As it's causing some bot failures (and per request from kbarton).

This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda.

llvm-svn: 358546

3 files changed, 0 insertions, 91 deletions

diff --git a/llvm/test/Transforms/SLPVectorizer/SystemZ/SLP-cmp-cost-query.ll b/llvm/test/Transforms/SLPVectorizer/SystemZ/SLP-cmp-cost-query.ll
deleted file mode 100644
index 1a32f659066..00000000000
--- a/llvm/test/Transforms/SLPVectorizer/SystemZ/SLP-cmp-cost-query.ll
+++ /dev/null
@@ -1,36 +0,0 @@
-; REQUIRES: asserts
-; RUN: opt -mtriple=systemz-unknown -mcpu=z13 -slp-vectorizer -debug-only=SLP \
-; RUN:   -S -disable-output < %s 2>&1 | FileCheck %s
-;
-; Check that SLP vectorizer gets the right cost difference for a compare
-; node.
-
-; Function Attrs: norecurse nounwind readonly
-define void @fun(i8* nocapture, i32 zeroext) local_unnamed_addr #0 {
-.lr.ph.preheader:
-  br label %.lr.ph
-
-.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
-  %2 = phi i32 [ %., %.lr.ph ], [ undef, %.lr.ph.preheader ]
-  %3 = phi i32 [ %.9, %.lr.ph ], [ undef, %.lr.ph.preheader ]
-  %4 = icmp ult i32 %2, %1
-  %5 = select i1 %4, i32 0, i32 %1
-  %. = sub i32 %2, %5
-  %6 = icmp ult i32 %3, %1
-  %7 = select i1 %6, i32 0, i32 %1
-  %.9 = sub i32 %3, %7
-  %8 = zext i32 %. to i64
-  %9 = getelementptr inbounds i8, i8* %0, i64 %8
-  %10 = load i8, i8* %9, align 1
-  %11 = zext i32 %.9 to i64
-  %12 = getelementptr inbounds i8, i8* %0, i64 %11
-  %13 = load i8, i8* %12, align 1
-  %14 = icmp eq i8 %10, %13
-  br i1 %14, label %.lr.ph, label %._crit_edge
-
-._crit_edge:                                      ; preds = %.lr.ph
-  ret void
-
-; CHECK: SLP: Adding cost -1 for bundle that starts with   %4 = icmp ult i32 %2, %1.
-}
-
diff --git a/llvm/test/Transforms/SLPVectorizer/SystemZ/lit.local.cfg b/llvm/test/Transforms/SLPVectorizer/SystemZ/lit.local.cfg
deleted file mode 100644
index 5c02dd3614a..00000000000
--- a/llvm/test/Transforms/SLPVectorizer/SystemZ/lit.local.cfg
+++ /dev/null
@@ -1,3 +0,0 @@
-if not 'SystemZ' in config.root.targets:
-    config.unsupported = True
-
diff --git a/llvm/test/Transforms/SLPVectorizer/SystemZ/pr34619.ll b/llvm/test/Transforms/SLPVectorizer/SystemZ/pr34619.ll
deleted file mode 100644
index 3855834d8a1..00000000000
--- a/llvm/test/Transforms/SLPVectorizer/SystemZ/pr34619.ll
+++ /dev/null
@@ -1,52 +0,0 @@
-; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -mtriple=systemz-unknown -mcpu=z13 -slp-vectorizer -S < %s | FileCheck %s
-
-@bar = external global [4 x [4 x i32]], align 4
-@dct_luma = external global [4 x [4 x i32]], align 4
-
-define void @foo() local_unnamed_addr {
-; CHECK-LABEL: @foo(
-; CHECK-NEXT:  entry:
-; CHECK-NEXT:    [[ADD277:%.*]] = add nsw i32 undef, undef
-; CHECK-NEXT:    store i32 [[ADD277]], i32* getelementptr inbounds ([4 x [4 x i32]], [4 x [4 x i32]]* @bar, i64 0, i64 3, i64 1), align 4
-; CHECK-NEXT:    [[TMP0:%.*]] = load i32, i32* getelementptr inbounds ([4 x [4 x i32]], [4 x [4 x i32]]* @bar, i64 0, i64 3, i64 0), align 4
-; CHECK-NEXT:    [[ARRAYIDX372:%.*]] = getelementptr inbounds [4 x [4 x i32]], [4 x [4 x i32]]* @dct_luma, i64 0, i64 3, i64 0
-; CHECK-NEXT:    [[ARRAYIDX372_1:%.*]] = getelementptr inbounds [4 x [4 x i32]], [4 x [4 x i32]]* @dct_luma, i64 0, i64 3, i64 1
-; CHECK-NEXT:    [[TMP1:%.*]] = load i32, i32* getelementptr inbounds ([4 x [4 x i32]], [4 x [4 x i32]]* @bar, i64 0, i64 3, i64 2), align 4
-; CHECK-NEXT:    [[ARRAYIDX372_2:%.*]] = getelementptr inbounds [4 x [4 x i32]], [4 x [4 x i32]]* @dct_luma, i64 0, i64 3, i64 2
-; CHECK-NEXT:    [[TMP2:%.*]] = load i32, i32* getelementptr inbounds ([4 x [4 x i32]], [4 x [4 x i32]]* @bar, i64 0, i64 3, i64 3), align 4
-; CHECK-NEXT:    [[TMP3:%.*]] = insertelement <4 x i32> undef, i32 [[TMP0]], i32 0
-; CHECK-NEXT:    [[TMP4:%.*]] = insertelement <4 x i32> [[TMP3]], i32 [[ADD277]], i32 1
-; CHECK-NEXT:    [[TMP5:%.*]] = insertelement <4 x i32> [[TMP4]], i32 [[TMP1]], i32 2
-; CHECK-NEXT:    [[TMP6:%.*]] = insertelement <4 x i32> [[TMP5]], i32 [[TMP2]], i32 3
-; CHECK-NEXT:    [[TMP7:%.*]] = add nsw <4 x i32> undef, [[TMP6]]
-; CHECK-NEXT:    [[TMP8:%.*]] = ashr <4 x i32> [[TMP7]], <i32 6, i32 6, i32 6, i32 6>
-; CHECK-NEXT:    [[ARRAYIDX372_3:%.*]] = getelementptr inbounds [4 x [4 x i32]], [4 x [4 x i32]]* @dct_luma, i64 0, i64 3, i64 3
-; CHECK-NEXT:    [[TMP9:%.*]] = bitcast i32* [[ARRAYIDX372]] to <4 x i32>*
-; CHECK-NEXT:    store <4 x i32> [[TMP8]], <4 x i32>* [[TMP9]], align 4
-; CHECK-NEXT:    unreachable
-;
-entry:
-  %add277 = add nsw i32 undef, undef
-  store i32 %add277, i32* getelementptr inbounds ([4 x [4 x i32]], [4 x [4 x i32]]* @bar, i64 0, i64 3, i64 1), align 4
-  %0 = load i32, i32* getelementptr inbounds ([4 x [4 x i32]], [4 x [4 x i32]]* @bar, i64 0, i64 3, i64 0), align 4
-  %sub355 = add nsw i32 undef, %0
-  %shr.i = ashr i32 %sub355, 6
-  %arrayidx372 = getelementptr inbounds [4 x [4 x i32]], [4 x [4 x i32]]* @dct_luma, i64 0, i64 3, i64 0
-  store i32 %shr.i, i32* %arrayidx372, align 4
-  %sub355.1 = add nsw i32 undef, %add277
-  %shr.i.1 = ashr i32 %sub355.1, 6
-  %arrayidx372.1 = getelementptr inbounds [4 x [4 x i32]], [4 x [4 x i32]]* @dct_luma, i64 0, i64 3, i64 1
-  store i32 %shr.i.1, i32* %arrayidx372.1, align 4
-  %1 = load i32, i32* getelementptr inbounds ([4 x [4 x i32]], [4 x [4 x i32]]* @bar, i64 0, i64 3, i64 2), align 4
-  %sub355.2 = add nsw i32 undef, %1
-  %shr.i.2 = ashr i32 %sub355.2, 6
-  %arrayidx372.2 = getelementptr inbounds [4 x [4 x i32]], [4 x [4 x i32]]* @dct_luma, i64 0, i64 3, i64 2
-  store i32 %shr.i.2, i32* %arrayidx372.2, align 4
-  %2 = load i32, i32* getelementptr inbounds ([4 x [4 x i32]], [4 x [4 x i32]]* @bar, i64 0, i64 3, i64 3), align 4
-  %sub355.3 = add nsw i32 undef, %2
-  %shr.i.3 = ashr i32 %sub355.3, 6
-  %arrayidx372.3 = getelementptr inbounds [4 x [4 x i32]], [4 x [4 x i32]]* @dct_luma, i64 0, i64 3, i64 3
-  store i32 %shr.i.3, i32* %arrayidx372.3, align 4
-  unreachable
-}