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, 148 deletions

diff --git a/llvm/test/Transforms/SyntheticCountsPropagation/initial.ll b/llvm/test/Transforms/SyntheticCountsPropagation/initial.ll
deleted file mode 100644
index 1a52fcd6683..00000000000
--- a/llvm/test/Transforms/SyntheticCountsPropagation/initial.ll
+++ /dev/null
@@ -1,79 +0,0 @@
-; RUN: opt -passes=synthetic-counts-propagation -S < %s | FileCheck %s
-
-; CHECK-LABEL: define void @foo()
-; CHECK: !prof ![[COUNT1:[0-9]+]]
-define void @foo() {
-  ret void
-}
-
-; CHECK-LABEL: define void @foo_inline() #0
-; CHECK: !prof ![[COUNT2:[0-9]+]]
-define void @foo_inline() #0 {
-  ret void
-}
-
-; CHECK-LABEL: define void @foo_always_inline() #1
-; CHECK: !prof ![[COUNT2]]
-define void @foo_always_inline() #1 {
-  ret void
-}
-
-; CHECK-LABEL: define void @foo_cold() #2
-; CHECK: !prof ![[COUNT3:[0-9]+]]
-define void @foo_cold() #2 {
-  ret void
-}
-
-; CHECK-LABEL: define void @foo_noinline() #3
-; CHECK: !prof ![[COUNT3]]
-define void @foo_noinline() #3 {
-  ret void
-}
-
-; CHECK-LABEL: define internal void @foo_local()
-; CHECK: !prof ![[COUNT4:[0-9]+]]
-define internal void @foo_local() {
-  ret void
-}
-
-; CHECK-LABEL: define internal void @foo_local_escaped()
-; CHECK: !prof ![[COUNT1]]
-define internal void @foo_local_escaped() {
-  ret void
-}
-
-declare void @ext(void ()*)
-
-define void @bar() {
-  call void @ext(void ()* nonnull @foo_local_escaped)
-  ret void
-}
-
-; CHECK-LABEL: define internal void @foo_local_inline() #0
-; CHECK: !prof ![[COUNT2]]
-define internal void @foo_local_inline() #0 {
-  ret void
-}
-
-; CHECK-LABEL: define internal void @foo_local_cold() #2
-; CHECK: !prof ![[COUNT4]]
-define internal void @foo_local_cold() #2 {
-  ret void
-}
-
-; CHECK-LABEL: define linkonce void @foo_linkonce()
-; CHECK: !prof ![[COUNT1]]
-define linkonce void @foo_linkonce() {
-  ret void
-}
-
-; CHECK: ![[COUNT1]] = !{!"synthetic_function_entry_count", i64 10}
-; CHECK: ![[COUNT2]] = !{!"synthetic_function_entry_count", i64 15}
-; CHECK: ![[COUNT3]] = !{!"synthetic_function_entry_count", i64 5}
-; CHECK: ![[COUNT4]] = !{!"synthetic_function_entry_count", i64 0}
-
-attributes #0 = {inlinehint}
-attributes #1 = {alwaysinline}
-attributes #2 = {cold}
-attributes #3 = {noinline}
-
diff --git a/llvm/test/Transforms/SyntheticCountsPropagation/prop.ll b/llvm/test/Transforms/SyntheticCountsPropagation/prop.ll
deleted file mode 100644
index 68fb8f523ed..00000000000
--- a/llvm/test/Transforms/SyntheticCountsPropagation/prop.ll
+++ /dev/null
@@ -1,50 +0,0 @@
-; RUN: opt -passes=synthetic-counts-propagation -S < %s | FileCheck %s
-
-; CHECK-LABEL: define void @level1a(i32 %n)
-; CHECK: !prof ![[COUNT1:[0-9]+]]
-define void @level1a(i32 %n) {
-entry:
-  %cmp = icmp sgt i32 %n, 10
-  br i1 %cmp, label %exit, label %loop
-loop:
-  %i = phi i32 [%n, %entry], [%i1, %loop]
-  call void @level2a(i32 %n)
-  %i1 = sub i32 %i, 1
-  %cmp2 = icmp eq i32 %i1, 0
-  br i1 %cmp2, label %exit, label %loop, !prof !1
-exit:
-  ret void
-}
-
-; CHECK-LABEL: define void @level2a(i32 %n)
-; CHECK: !prof ![[COUNT2:[0-9]+]]
-define void @level2a(i32 %n) {
-  call void @level2b(i32 %n)
-  ret void
-}
-
-; CHECK-LABEL: define void @level2b(i32 %n)
-; CHECK: !prof ![[COUNT2]]
-define void @level2b(i32 %n) {
-entry:
-  call void @level2a(i32 %n)
-  %cmp = icmp eq i32 %n, 0
-  br i1 %cmp, label %then, label %else, !prof !2
-then:
-  call void @level3a(i32 %n)
-  br label %else
-else:
-  ret void
-}
-
-; CHECK-LABEL: define internal void @level3a(i32 %n)
-; CHECK: !prof ![[COUNT3:[0-9]+]]
-define internal void @level3a(i32 %n) {
-  ret void
-}
-
-!1 = !{!"branch_weights", i32 1, i32 99}
-!2 = !{!"branch_weights", i32 1, i32 1}
-; CHECK: ![[COUNT1]] = !{!"synthetic_function_entry_count", i64 10}
-; CHECK: ![[COUNT2]] = !{!"synthetic_function_entry_count", i64 520}
-; CHECK: ![[COUNT3]] = !{!"synthetic_function_entry_count", i64 260}
diff --git a/llvm/test/Transforms/SyntheticCountsPropagation/scc.ll b/llvm/test/Transforms/SyntheticCountsPropagation/scc.ll
deleted file mode 100644
index e2d9ada7fb4..00000000000
--- a/llvm/test/Transforms/SyntheticCountsPropagation/scc.ll
+++ /dev/null
@@ -1,19 +0,0 @@
-; RUN: opt -passes=synthetic-counts-propagation -S < %s | FileCheck %s
-
-; CHECK-LABEL: define void @foo()
-; CHECK: !prof ![[COUNT1:[0-9]+]]
-define void @foo() {
-  call void @bar()
-  ret void
-}
-
-; CHECK-LABEL: define void @bar() #0
-; CHECK: !prof ![[COUNT1]]
-define void @bar() #0 {
-  call void @foo()
-  ret void
-}
-
-attributes #0 = {inlinehint}
-
-; CHECK: ![[COUNT1]] = !{!"synthetic_function_entry_count", i64 25}