Use opt -S instead of piping bitcode output through llvm-dis.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81257 91177308-0d34-0410-b5e6-96231b3b80d8

test/Transforms/LoopIndexSplit/2007-09-24-UpdateIterationSpace.ll

@@ -1,6 +1,6 @@
 
 ; Update loop iteraton space to eliminate condition inside loop.
-; RUN: opt %s -loop-index-split | llvm-dis | not grep bothcond
+; RUN: opt %s -loop-index-split -S | not grep bothcond
 define void @test(float* %x, i32 %ndat, float** %y, float %xcen, i32 %xmin, i32 %xmax, float %sigmal, float %contribution) {
 entry:
 	%tmp519 = icmp sgt i32 %xmin, %xmax		; <i1> [#uses=1]

test/Transforms/LoopIndexSplit/2007-09-25-UpdateIterationSpace-2.ll

@@ -1,6 +1,6 @@
 ; PR714
 ; Update loop iteraton space to eliminate condition inside loop.
-; RUN: opt %s -loop-index-split | llvm-dis | not grep bothcond
+; RUN: opt %s -loop-index-split -S | not grep bothcond
 
 define void @test(float* %x, i32 %ndat, float** %y, float %xcen, i32 %xmin, i32 %xmax, float %sigmal, float %contribution) {
 entry:

test/Transforms/LoopIndexSplit/2009-03-30-undef.ll

@@ -1,4 +1,4 @@
-; RUN: opt %s -loop-index-split | llvm-dis | not grep undef
+; RUN: opt < %s -loop-index-split -S | not grep undef
 define i32 @main() {
 entry:
 	br label %header

test/Transforms/LoopIndexSplit/PR3913.ll

@@ -1,4 +1,4 @@
-; RUN: opt %s -loop-index-split | llvm-dis | not grep "icmp ne"
+; RUN: opt %s -loop-index-split -S | not grep "icmp ne"
 
 define i32 @main() {
 entry:

test/Transforms/LoopIndexSplit/UpperBound-2007-08-24.ll

@@ -1,6 +1,6 @@
 ; Split loop. Split value is a constant and greater then exit value. 
 ; Check whether optimizer inserts proper checkfor split value or not.
-; RUN: opt %s -loop-index-split | llvm-dis | grep select
+; RUN: opt %s -loop-index-split -S | grep select
 
 @k = external global i32		; <i32*> [#uses=2]