diff --git a/lib/libpmc/libpmc.c b/lib/libpmc/libpmc.c
index e66ec5822226..6636c974cb73 100644
--- a/lib/libpmc/libpmc.c
+++ b/lib/libpmc/libpmc.c
@@ -177,32 +177,6 @@ static const struct pmc_event_descr cortex_a76_event_table[] =
 	__PMC_EV_ALIAS_ARMV8_CORTEX_A76()
 };
 
-/*
- * PMC_MDEP_TABLE(NAME, PRIMARYCLASS, ADDITIONAL_CLASSES...)
- *
- * Map a CPU to the PMC classes it supports.
- */
-#define	PMC_MDEP_TABLE(N,C,...)				\
-	static const enum pmc_class N##_pmc_classes[] = {	\
-		PMC_CLASS_##C, __VA_ARGS__			\
-	}
-
-PMC_MDEP_TABLE(k8, K8, PMC_CLASS_SOFT, PMC_CLASS_TSC);
-PMC_MDEP_TABLE(beri, BERI, PMC_CLASS_SOFT, PMC_CLASS_BERI);
-PMC_MDEP_TABLE(cortex_a8, ARMV7, PMC_CLASS_SOFT, PMC_CLASS_ARMV7);
-PMC_MDEP_TABLE(cortex_a9, ARMV7, PMC_CLASS_SOFT, PMC_CLASS_ARMV7);
-PMC_MDEP_TABLE(cortex_a53, ARMV8, PMC_CLASS_SOFT, PMC_CLASS_ARMV8);
-PMC_MDEP_TABLE(cortex_a57, ARMV8, PMC_CLASS_SOFT, PMC_CLASS_ARMV8);
-PMC_MDEP_TABLE(cortex_a76, ARMV8, PMC_CLASS_SOFT, PMC_CLASS_ARMV8);
-PMC_MDEP_TABLE(mips24k, MIPS24K, PMC_CLASS_SOFT, PMC_CLASS_MIPS24K);
-PMC_MDEP_TABLE(mips74k, MIPS74K, PMC_CLASS_SOFT, PMC_CLASS_MIPS74K);
-PMC_MDEP_TABLE(octeon, OCTEON, PMC_CLASS_SOFT, PMC_CLASS_OCTEON);
-PMC_MDEP_TABLE(ppc7450, PPC7450, PMC_CLASS_SOFT, PMC_CLASS_PPC7450, PMC_CLASS_TSC);
-PMC_MDEP_TABLE(ppc970, PPC970, PMC_CLASS_SOFT, PMC_CLASS_PPC970, PMC_CLASS_TSC);
-PMC_MDEP_TABLE(power8, POWER8, PMC_CLASS_SOFT, PMC_CLASS_POWER8, PMC_CLASS_TSC);
-PMC_MDEP_TABLE(e500, E500, PMC_CLASS_SOFT, PMC_CLASS_E500, PMC_CLASS_TSC);
-PMC_MDEP_TABLE(generic, SOFT, PMC_CLASS_SOFT);
-
 static const struct pmc_event_descr tsc_event_table[] =
 {
 	__PMC_EV_TSC()
@@ -264,9 +238,6 @@ static struct pmc_class_descr soft_class_table_descr =
 static const struct pmc_class_descr **pmc_class_table;
 #define	PMC_CLASS_TABLE_SIZE	cpu_info.pm_nclass
 
-static const enum pmc_class *pmc_mdep_class_list;
-static size_t pmc_mdep_class_list_size;
-
 /*
  * Mapping tables, mapping enumeration values to human readable
  * strings.
@@ -985,17 +956,6 @@ pmc_match_event_class(const char *name,
 	return (NULL);
 }
 
-static int
-pmc_mdep_is_compatible_class(enum pmc_class pc)
-{
-	size_t n;
-
-	for (n = 0; n < pmc_mdep_class_list_size; n++)
-		if (pmc_mdep_class_list[n] == pc)
-			return (1);
-	return (0);
-}
-
 /*
  * API entry points
  */
@@ -1070,9 +1030,8 @@ pmc_allocate(const char *ctrspec, enum pmc_mode mode,
 	ev = NULL;
 	for (n = 0; n < PMC_CLASS_TABLE_SIZE; n++) {
 		pcd = pmc_class_table[n];
-		if (pcd && pmc_mdep_is_compatible_class(pcd->pm_evc_class) &&
-		    strncasecmp(ctrname, pcd->pm_evc_name,
-				pcd->pm_evc_name_size) == 0) {
+		if (pcd != NULL && strncasecmp(ctrname, pcd->pm_evc_name,
+		    pcd->pm_evc_name_size) == 0) {
 			if ((ev = pmc_match_event_class(ctrname +
 			    pcd->pm_evc_name_size, pcd)) == NULL) {
 				errno = EINVAL;
@@ -1088,7 +1047,7 @@ pmc_allocate(const char *ctrspec, enum pmc_mode mode,
 	 */
 	for (n = 0; ev == NULL && n < PMC_CLASS_TABLE_SIZE; n++) {
 		pcd = pmc_class_table[n];
-		if (pcd && pmc_mdep_is_compatible_class(pcd->pm_evc_class))
+		if (pcd != NULL)
 			ev = pmc_match_event_class(ctrname, pcd);
 	}
 
@@ -1444,12 +1403,7 @@ pmc_init(void)
 		pmc_class_table[n++] = &tsc_class_table_descr;
 #endif
 
-#define	PMC_MDEP_INIT(C) do {					\
-		pmc_mdep_event_aliases    = C##_aliases;	\
-		pmc_mdep_class_list  = C##_pmc_classes;		\
-		pmc_mdep_class_list_size =			\
-		    PMC_TABLE_SIZE(C##_pmc_classes);		\
-	} while (0)
+#define	PMC_MDEP_INIT(C) pmc_mdep_event_aliases = C##_aliases
 
 	/* Configure the event name parser. */
 	switch (cpu_info.pm_cputype) {