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, 49 deletions

diff --git a/llvm/test/Transforms/Inline/ARM/loop-noinline.ll b/llvm/test/Transforms/Inline/ARM/loop-noinline.ll
deleted file mode 100644
index 8438d16b03e..00000000000
--- a/llvm/test/Transforms/Inline/ARM/loop-noinline.ll
+++ /dev/null
@@ -1,49 +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 we don't inline loops at -Oz. They tend to be larger than we
-; expect.
-
-; CHECK: define i8* @H
-@digits = constant [16 x i8] c"0123456789ABCDEF", align 1
-define i8* @H(i8* %p, i32 %val, i32 %num) #0 {
-entry:
-  br label %do.body
-
-do.body:                                          ; preds = %do.body, %entry
-  %p.addr.0 = phi i8* [ %p, %entry ], [ %incdec.ptr, %do.body ]
-  %val.addr.0 = phi i32 [ %val, %entry ], [ %shl, %do.body ]
-  %num.addr.0 = phi i32 [ %num, %entry ], [ %dec, %do.body ]
-  %shr = lshr i32 %val.addr.0, 28
-  %arrayidx = getelementptr inbounds [16 x i8], [16 x i8]* @digits, i32 0, i32 %shr
-  %0 = load i8, i8* %arrayidx, align 1
-  %incdec.ptr = getelementptr inbounds i8, i8* %p.addr.0, i32 1
-  store i8 %0, i8* %p.addr.0, align 1
-  %shl = shl i32 %val.addr.0, 4
-  %dec = add i32 %num.addr.0, -1
-  %tobool = icmp eq i32 %dec, 0
-  br i1 %tobool, label %do.end, label %do.body
-
-do.end:                                           ; preds = %do.body
-  %scevgep = getelementptr i8, i8* %p, i32 %num
-  ret i8* %scevgep
-}
-
-define nonnull i8* @call1(i8* %p, i32 %val, i32 %num) #0 {
-entry:
-; CHECK: tail call i8* @H
-  %call = tail call i8* @H(i8* %p, i32 %val, i32 %num) #0
-  ret i8* %call
-}
-
-define nonnull i8* @call2(i8* %p, i32 %val) #0 {
-entry:
-; CHECK: tail call i8* @H
-  %call = tail call i8* @H(i8* %p, i32 %val, i32 32) #0
-  ret i8* %call
-}
-
-attributes #0 = { minsize optsize }
-