[sbruno@powernoodle-l7 /usr/home/sbruno/bsd/head/sys]$ svn diff
Index: amd64/include/cputypes.h
===================================================================
--- amd64/include/cputypes.h	(revision 235796)
+++ amd64/include/cputypes.h	(working copy)
@@ -42,6 +42,7 @@
 #define	CPU_X86			0	/* Intel */
 #define	CPU_CLAWHAMMER		1	/* AMD Clawhammer */
 #define	CPU_SLEDGEHAMMER	2	/* AMD Sledgehammer */
+#define	CPU_BULLDOZER		3	/* AMD Bulldozer */
 
 /*
  * Vendors of processor.
Index: amd64/amd64/identcpu.c
===================================================================
--- amd64/amd64/identcpu.c	(revision 235796)
+++ amd64/amd64/identcpu.c	(working copy)
@@ -119,6 +119,7 @@
 } amd64_cpus[] = {
 	{ "Clawhammer",		CPUCLASS_K8 },		/* CPU_CLAWHAMMER */
 	{ "Sledgehammer",	CPUCLASS_K8 },		/* CPU_SLEDGEHAMMER */
+	{ "Bulldozer",		CPUCLASS_K8 },		/* CPU_BULLDOZER */
 };
 
 static struct {