Specify complete triple for fp128 tests.

This avoids FileCheck failing over different comment characters in
assembly (notably powerpc64 on Linux vs Darwin) and should fix David's
build-bot.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171886 91177308-0d34-0410-b5e6-96231b3b80d8

test/CodeGen/ARM/fp128.ll

@@ -1,4 +1,4 @@
-; RUN: llc -march=arm < %s | FileCheck --check-prefix=LITTLEENDIAN %s
+; RUN: llc -mtriple=arm-none-linux < %s | FileCheck --check-prefix=LITTLEENDIAN %s
 
 @var = global fp128 0xL00000000000000008000000000000000
 

test/CodeGen/PowerPC/fp128.ll

@@ -1,4 +1,4 @@
-; RUN: llc -march=ppc64 < %s | FileCheck --check-prefix=BIGENDIAN %s
+; RUN: llc -mtriple=powerpc64-none-linux < %s | FileCheck --check-prefix=BIGENDIAN %s
 
 @var = global fp128 0xL00000000000000008000000000000000