Add explicit -march=x86 to these tests so that they don't
default to -march=x86-64 on 64-bit hosts.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63579 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/X86/bt.ll b/test/CodeGen/X86/bt.ll
index f91130d..a76242c 100644
--- a/test/CodeGen/X86/bt.ll
+++ b/test/CodeGen/X86/bt.ll
@@ -1,6 +1,6 @@
 ; RUN: llvm-as < %s | llc -march=x86 | grep btl | count 28
-; RUN: llvm-as < %s | llc -mcpu=pentium4 | grep btl | not grep esp
-; RUN: llvm-as < %s | llc -mcpu=penryn   | grep btl | not grep esp
+; RUN: llvm-as < %s | llc -march=x86 -mcpu=pentium4 | grep btl | not grep esp
+; RUN: llvm-as < %s | llc -march=x86 -mcpu=penryn   | grep btl | not grep esp
 ; PR3253
 
 ; The register+memory form of the BT instruction should be usable on