[Hexagon] Improve test to check for @PCREL, only run llc, not opt -> llc.

llvm-svn: 278796
diff --git a/llvm/test/CodeGen/Hexagon/const-pool-tf.ll b/llvm/test/CodeGen/Hexagon/const-pool-tf.ll
index e678925..9a4569b 100644
--- a/llvm/test/CodeGen/Hexagon/const-pool-tf.ll
+++ b/llvm/test/CodeGen/Hexagon/const-pool-tf.ll
@@ -1,6 +1,6 @@
-; RUN: opt -relocation-model pic -march=hexagon -mcpu=hexagonv60 -O2 -S < %s | llc -march=hexagon -mcpu=hexagonv60 -relocation-model pic
+; RUN: llc -march=hexagon -mcpu=hexagonv60 -relocation-model pic < %s | FileCheck %s
 
-; CHECK: jumpr
+; CHECK: @PCREL
 
 target datalayout = "e-m:e-p:32:32:32-a:0-n16:32-i64:64:64-i32:32:32-i16:16:16-i1:8:8-f32:32:32-f64:64:64-v32:32:32-v64:64:64-v512:512:512-v1024:1024:1024-v2048:2048:2048"
 target triple = "hexagon-unknown--elf"