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

1 files changed, 0 insertions, 110 deletions

diff --git a/llvm/test/Transforms/InstSimplify/bitreverse-fold.ll b/llvm/test/Transforms/InstSimplify/bitreverse-fold.ll
deleted file mode 100644
index eab4b07a16e..00000000000
--- a/llvm/test/Transforms/InstSimplify/bitreverse-fold.ll
+++ /dev/null
@@ -1,110 +0,0 @@
-; RUN: opt < %s -instsimplify -S | FileCheck %s
-
-define i32 @identity_bitreverse_i32(i32 %p) {
-; CHECK-LABEL: @identity_bitreverse_i32(
-; CHECK-NEXT: ret i32 %p
-  %a = call i32 @llvm.bitreverse.i32(i32 %p)
-  %b = call i32 @llvm.bitreverse.i32(i32 %a)
-  ret i32 %b
-}
-
-; CHECK-LABEL: @identity_bitreverse_v2i32(
-; CHECK-NEXT: ret <2 x i32> %p
-define <2 x i32> @identity_bitreverse_v2i32(<2 x i32> %p) {
-  %a = call <2 x i32> @llvm.bitreverse.v2i32(<2 x i32> %p)
-  %b = call <2 x i32> @llvm.bitreverse.v2i32(<2 x i32> %a)
-  ret <2 x i32> %b
-}
-
-; CHECK-LABEL: @reverse_0_i32(
-; CHECK-NEXT: ret i32 0
-define i32 @reverse_0_i32() {
-  %x = call i32 @llvm.bitreverse.i32(i32 0)
-  ret i32 %x
-}
-
-; CHECK-LABEL: @reverse_1_i32(
-; CHECK-NEXT: ret i32 -2147483648
-define i32 @reverse_1_i32() {
-  %x = call i32 @llvm.bitreverse.i32(i32 1)
-  ret i32 %x
-}
-
-; CHECK-LABEL: @reverse_neg1_i32(
-; CHECK-NEXT: ret i32 -1
-define i32 @reverse_neg1_i32() {
-  %x = call i32 @llvm.bitreverse.i32(i32 -1)
-  ret i32 %x
-}
-
-; CHECK-LABEL: @reverse_undef_i32(
-; CHECK-NEXT: ret i32 undef
-define i32 @reverse_undef_i32() {
-  %x = call i32 @llvm.bitreverse.i32(i32 undef)
-  ret i32 %x
-}
-
-; CHECK-LABEL: @reverse_false_i1(
-; CHECK-NEXT: ret i1 false
-define i1 @reverse_false_i1() {
-  %x = call i1 @llvm.bitreverse.i1(i1 false)
-  ret i1 %x
-}
-
-; CHECK-LABEL: @reverse_true_i1(
-; CHECK-NEXT: ret i1 true
-define i1 @reverse_true_i1() {
-  %x = call i1 @llvm.bitreverse.i1(i1 true)
-  ret i1 %x
-}
-
-; CHECK-LABEL: @reverse_undef_i1(
-; CHECK-NEXT: ret i1 undef
-define i1 @reverse_undef_i1() {
-  %x = call i1 @llvm.bitreverse.i1(i1 undef)
-  ret i1 %x
-}
-
-; CHECK-LABEL: @reverse_false_v2i1(
-; CHECK-NEXT: ret <2 x i1> zeroinitializer
-define <2 x i1> @reverse_false_v2i1() {
-  %x = call <2  x i1> @llvm.bitreverse.v2i1(<2 x i1> zeroinitializer)
-  ret <2 x i1> %x
-}
-
-; CHECK-LABEL: @reverse_true_v2i1(
-; CHECK-NEXT: ret <2 x i1> <i1 true, i1 true>
-define <2 x i1> @reverse_true_v2i1() {
-  %x = call <2 x i1> @llvm.bitreverse.v2i1(<2 x i1> <i1 true, i1 true>)
-  ret <2 x i1> %x
-}
-
-; CHECK-LABEL: @bitreverse_920_1234_v2i32(
-; CHECK-NEXT: ret <2 x i32> <i32 432013312, i32 1260388352>
-define <2 x i32> @bitreverse_920_1234_v2i32() {
-  %x = call <2 x i32> @llvm.bitreverse.v2i32(<2 x i32> <i32 920, i32 1234>)
-  ret <2 x i32> %x
-}
-
-; CHECK-LABEL: @reverse_100_i3(
-; CHECK-NEXT: ret i3 1
-define i3 @reverse_100_i3() {
-  %x = call i3 @llvm.bitreverse.i3(i3 100)
-  ret i3 %x
-}
-
-; CHECK-LABEL: @reverse_6_3_v2i3(
-; CHECK-NEXT: ret <2 x i3> <i3 3, i3 -2>
-define <2 x i3> @reverse_6_3_v2i3() {
-  %x = call <2  x i3> @llvm.bitreverse.v2i3(<2 x i3> <i3 6, i3 3>)
-  ret <2 x i3> %x
-}
-
-declare i1 @llvm.bitreverse.i1(i1) readnone
-declare <2 x i1> @llvm.bitreverse.v2i1(<2 x i1>) readnone
-
-declare i3 @llvm.bitreverse.i3(i3) readnone
-declare <2 x i3> @llvm.bitreverse.v2i3(<2 x i3>) readnone
-
-declare i32 @llvm.bitreverse.i32(i32) readnone
-declare <2 x i32> @llvm.bitreverse.v2i32(<2 x i32>) readnone