diff --git a/test/CodeGen/X86/2010-07-11-FPStackLoneUse.ll b/test/CodeGen/X86/2010-07-11-FPStackLoneUse.ll
index be7d94c4f29..e96da94f5a3 100644
--- a/test/CodeGen/X86/2010-07-11-FPStackLoneUse.ll
+++ b/test/CodeGen/X86/2010-07-11-FPStackLoneUse.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -mcpu=i486
+; RUN: llc < %s -mcpu=core2
 ; PR7375
 ;
 ; This function contains a block (while.cond) with a lonely RFP use that is
diff --git a/test/CodeGen/X86/2011-04-13-SchedCmpJmp.ll b/test/CodeGen/X86/2011-04-13-SchedCmpJmp.ll
index 07b1971218c..c6f4b497af1 100644
--- a/test/CodeGen/X86/2011-04-13-SchedCmpJmp.ll
+++ b/test/CodeGen/X86/2011-04-13-SchedCmpJmp.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=yonah | FileCheck %s
+; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=core2 | FileCheck %s
 ; Reduced from JavaScriptCore
 
 %"class.JSC::CodeLocationCall" = type { [8 x i8] }
diff --git a/test/CodeGen/X86/sse3.ll b/test/CodeGen/X86/sse3.ll
index 6658329b92a..8b3a317ffb7 100644
--- a/test/CodeGen/X86/sse3.ll
+++ b/test/CodeGen/X86/sse3.ll
@@ -1,6 +1,6 @@
-; These are tests for SSE3 codegen.  Yonah has SSE3 and earlier but not SSSE3+.
+; These are tests for SSE3 codegen.
 
-; RUN: llc < %s -march=x86-64 -mcpu=yonah -mtriple=i686-apple-darwin9 -O3 \
+; RUN: llc < %s -march=x86-64 -mcpu=nocona -mtriple=i686-apple-darwin9 -O3 \
 ; RUN:              | FileCheck %s --check-prefix=X64
 
 ; Test for v8xi16 lowering where we extract the first element of the vector and