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, 95 deletions

diff --git a/llvm/test/Transforms/Inline/ARM/loop-add.ll b/llvm/test/Transforms/Inline/ARM/loop-add.ll
deleted file mode 100644
index a4717bc95b7..00000000000
--- a/llvm/test/Transforms/Inline/ARM/loop-add.ll
+++ /dev/null
@@ -1,95 +0,0 @@
-; RUN: opt -inline %s -S | FileCheck %s
-
-target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
-target triple = "thumbv7m-arm-none-eabi"
-
-; CHECK-LABEL: void @doCalls
-define void @doCalls(i8* nocapture %p1, i8* nocapture %p2, i32 %n) #0 {
-entry:
-  %div = lshr i32 %n, 1
-; CHECK: call void @LoopCall
-  tail call void @LoopCall(i8* %p1, i8* %p2, i32 %div) #0
-
-  %div2 = lshr i32 %n, 2
-; CHECK: call void @LoopCall
-  tail call void @LoopCall(i8* %p1, i8* %p2, i32 %div2) #0
-
-; CHECK-NOT: call void @LoopCall
-  tail call void @LoopCall(i8* %p2, i8* %p1, i32 0) #0
-
-; CHECK-NOT: call void @LoopCall_internal
-  tail call void @LoopCall_internal(i8* %p1, i8* %p2, i32 %div2) #0
-
-  %div3 = lshr i32 %n, 4
-; CHECK-NOT: call void @SimpleCall
-  tail call void @SimpleCall(i8* %p2, i8* %p1, i32 %div3) #0
-  ret void
-}
-
-; CHECK-LABEL: define void @LoopCall
-define void @LoopCall(i8* nocapture %dest, i8* nocapture readonly %source, i32 %num) #0 {
-entry:
-  %c = icmp ne i32 %num, 0
-  br i1 %c, label %while.cond, label %while.end
-
-while.cond:                                       ; preds = %while.body, %entry
-  %num.addr.0 = phi i32 [ %num, %entry ], [ %dec, %while.body ]
-  %p_dest.0 = phi i8* [ %dest, %entry ], [ %incdec.ptr2, %while.body ]
-  %p_source.0 = phi i8* [ %source, %entry ], [ %incdec.ptr, %while.body ]
-  %cmp = icmp eq i32 %num.addr.0, 0
-  br i1 %cmp, label %while.end, label %while.body
-
-while.body:                                       ; preds = %while.cond
-  %incdec.ptr = getelementptr inbounds i8, i8* %p_source.0, i32 1
-  %0 = load i8, i8* %p_source.0, align 1
-  %1 = trunc i32 %num.addr.0 to i8
-  %conv1 = add i8 %0, %1
-  %incdec.ptr2 = getelementptr inbounds i8, i8* %p_dest.0, i32 1
-  store i8 %conv1, i8* %p_dest.0, align 1
-  %dec = add i32 %num.addr.0, -1
-  br label %while.cond
-
-while.end:                                        ; preds = %while.cond
-  ret void
-}
-
-; CHECK-LABEL-NOT: define void @LoopCall_internal
-define internal void @LoopCall_internal(i8* nocapture %dest, i8* nocapture readonly %source, i32 %num) #0 {
-entry:
-  %c = icmp ne i32 %num, 0
-  br i1 %c, label %while.cond, label %while.end
-
-while.cond:                                       ; preds = %while.body, %entry
-  %num.addr.0 = phi i32 [ %num, %entry ], [ %dec, %while.body ]
-  %p_dest.0 = phi i8* [ %dest, %entry ], [ %incdec.ptr2, %while.body ]
-  %p_source.0 = phi i8* [ %source, %entry ], [ %incdec.ptr, %while.body ]
-  %cmp = icmp eq i32 %num.addr.0, 0
-  br i1 %cmp, label %while.end, label %while.body
-
-while.body:                                       ; preds = %while.cond
-  %incdec.ptr = getelementptr inbounds i8, i8* %p_source.0, i32 1
-  %0 = load i8, i8* %p_source.0, align 1
-  %1 = trunc i32 %num.addr.0 to i8
-  %conv1 = add i8 %0, %1
-  %incdec.ptr2 = getelementptr inbounds i8, i8* %p_dest.0, i32 1
-  store i8 %conv1, i8* %p_dest.0, align 1
-  %dec = add i32 %num.addr.0, -1
-  br label %while.cond
-
-while.end:                                        ; preds = %while.cond
-  ret void
-}
-
-; CHECK-LABEL: define void @SimpleCall
-define void @SimpleCall(i8* nocapture %dest, i8* nocapture readonly %source, i32 %num) #0 {
-entry:
-  %arrayidx = getelementptr inbounds i8, i8* %source, i32 %num
-  %0 = load i8, i8* %arrayidx, align 1
-  %1 = xor i8 %0, 127
-  %arrayidx2 = getelementptr inbounds i8, i8* %dest, i32 %num
-  store i8 %1, i8* %arrayidx2, align 1
-  ret void
-}
-
-attributes #0 = { minsize optsize }
-