Make tests more useful.

lit needs a linter ...

llvm-svn: 130126
diff --git a/llvm/test/CodeGen/X86/fast-isel-x86.ll b/llvm/test/CodeGen/X86/fast-isel-x86.ll
index 56aeb3a..f7f5778 100644
--- a/llvm/test/CodeGen/X86/fast-isel-x86.ll
+++ b/llvm/test/CodeGen/X86/fast-isel-x86.ll
@@ -1,4 +1,4 @@
-; RUN: llc -march=x86 -relocation-model=pic < %s
+; RUN: llc -fast-isel -O0 -march=x86 -relocation-model=pic < %s | FileCheck %s
 
 ; This should use flds to set the return value.
 ; CHECK: test0:
diff --git a/llvm/test/CodeGen/X86/fp-trunc.ll b/llvm/test/CodeGen/X86/fp-trunc.ll
index 4fe78ec..170637a 100644
--- a/llvm/test/CodeGen/X86/fp-trunc.ll
+++ b/llvm/test/CodeGen/X86/fp-trunc.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -march=x86 -mattr=+sse2,-avx
+; RUN: llc < %s -march=x86 -mattr=+sse2,-avx | FileCheck %s
 
 define <1 x float> @test1(<1 x double> %x) nounwind {
 ; CHECK: cvtsd2ss
diff --git a/llvm/test/CodeGen/X86/lsr-interesting-step.ll b/llvm/test/CodeGen/X86/lsr-interesting-step.ll
index 4b7050b..d1de051 100644
--- a/llvm/test/CodeGen/X86/lsr-interesting-step.ll
+++ b/llvm/test/CodeGen/X86/lsr-interesting-step.ll
@@ -1,9 +1,9 @@
-; RUN: llc < %s -march=x86-64 -relocation-model=static -mtriple=x86_64-unknown-linux-gnu
+; RUN: llc < %s -march=x86-64 -relocation-model=static -mtriple=x86_64-unknown-linux-gnu -asm-verbose=0 | FileCheck %s
 
 ; The inner loop should require only one add (and no leas either).
 ; rdar://8100380
 
-; CHECK:      BB0_4:
+; CHECK:      BB0_3:
 ; CHECK-NEXT:   movb    $0, flags(%rdx)
 ; CHECK-NEXT:   addq    %rcx, %rdx
 ; CHECK-NEXT:   cmpq    $8192, %rdx