Index: openmp/trunk/runtime/src/kmp.h
===================================================================
--- openmp/trunk/runtime/src/kmp.h
+++ openmp/trunk/runtime/src/kmp.h
@@ -453,7 +453,7 @@
 };
 #endif /* KMP_OS_LINUX */
 
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
 enum mic_type { non_mic, mic1, mic2, mic3, dummy };
 #endif
 
@@ -2940,7 +2940,7 @@
 extern int __kmp_clock_function_param;
 #endif /* KMP_OS_LINUX */
 
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
 extern enum mic_type __kmp_mic_type;
 #endif
 
Index: openmp/trunk/runtime/src/kmp_global.cpp
===================================================================
--- openmp/trunk/runtime/src/kmp_global.cpp
+++ openmp/trunk/runtime/src/kmp_global.cpp
@@ -238,7 +238,7 @@
 int __kmp_clock_function_param;
 #endif /* KMP_OS_LINUX */
 
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
 enum mic_type __kmp_mic_type = non_mic;
 #endif
 
Index: openmp/trunk/runtime/src/kmp_platform.h
===================================================================
--- openmp/trunk/runtime/src/kmp_platform.h
+++ openmp/trunk/runtime/src/kmp_platform.h
@@ -176,6 +176,10 @@
 /* Specify 32 bit architectures here */
 #define KMP_32_BIT_ARCH (KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS)
 
+// Platforms which support Intel(R) Many Integrated Core Architecture
+#define KMP_MIC_SUPPORTED                                                      \
+  ((KMP_ARCH_X86 || KMP_ARCH_X86_64) && (KMP_OS_LINUX || KMP_OS_WINDOWS))
+
 // TODO: Fixme - This is clever, but really fugly
 #if (1 !=                                                                      \
      KMP_ARCH_X86 + KMP_ARCH_X86_64 + KMP_ARCH_ARM + KMP_ARCH_PPC64 +          \
Index: openmp/trunk/runtime/src/kmp_runtime.cpp
===================================================================
--- openmp/trunk/runtime/src/kmp_runtime.cpp
+++ openmp/trunk/runtime/src/kmp_runtime.cpp
@@ -6268,7 +6268,7 @@
 // End of Library registration stuff.
 // -----------------------------------------------------------------------------
 
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
 
 static void __kmp_check_mic_type() {
   kmp_cpuid_t cpuid_state = {0};
@@ -6284,7 +6284,7 @@
   }
 }
 
-#endif /* KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS) */
+#endif /* KMP_MIC_SUPPORTED */
 
 static void __kmp_do_serial_initialize(void) {
   int i, gtid;
@@ -6356,7 +6356,7 @@
 
   __kmp_runtime_initialize();
 
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
   __kmp_check_mic_type();
 #endif
 
@@ -6423,7 +6423,7 @@
 #undef kmp_reduction_barrier_release_bb
 #undef kmp_reduction_barrier_gather_bb
 #endif // KMP_FAST_REDUCTION_BARRIER
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
   if (__kmp_mic_type == mic2) { // KNC
     // AC: plane=3,2, forkjoin=2,1 are optimal for 240 threads on KNC
     __kmp_barrier_gather_branch_bits[bs_plain_barrier] = 3; // plain gather
@@ -6437,8 +6437,8 @@
     __kmp_barrier_gather_pattern[bs_reduction_barrier] = bp_hierarchical_bar;
     __kmp_barrier_release_pattern[bs_reduction_barrier] = bp_hierarchical_bar;
   }
-#endif
-#endif
+#endif // KMP_FAST_REDUCTION_BARRIER
+#endif // KMP_MIC_SUPPORTED
 
 // From KMP_CHECKS initialization
 #ifdef KMP_DEBUG
@@ -7513,7 +7513,7 @@
 
     int teamsize_cutoff = 4;
 
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
     if (__kmp_mic_type != non_mic) {
       teamsize_cutoff = 8;
     }
Index: openmp/trunk/runtime/src/kmp_settings.cpp
===================================================================
--- openmp/trunk/runtime/src/kmp_settings.cpp
+++ openmp/trunk/runtime/src/kmp_settings.cpp
@@ -2173,7 +2173,7 @@
     }; // if
 
     if (__kmp_affinity_gran == affinity_gran_default) {
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
       if (__kmp_mic_type != non_mic) {
         if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
           KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "fine");
@@ -2819,7 +2819,7 @@
     // OMP_PROC_BIND => granularity=fine,scatter on MIC
     // OMP_PROC_BIND => granularity=core,scatter elsewhere
     __kmp_affinity_type = affinity_scatter;
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
     if (__kmp_mic_type != non_mic)
       __kmp_affinity_gran = affinity_gran_fine;
     else
@@ -5207,7 +5207,7 @@
 #endif /* OMP_40_ENABLED */
             if (__kmp_affinity_type == affinity_default) {
 #if OMP_40_ENABLED
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
           if (__kmp_mic_type != non_mic) {
             __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
           } else
@@ -5216,7 +5216,7 @@
             __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
           }
 #endif /* OMP_40_ENABLED */
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
           if (__kmp_mic_type != non_mic) {
             __kmp_affinity_type = affinity_scatter;
           } else
@@ -5227,7 +5227,7 @@
         }
         if ((__kmp_affinity_gran == affinity_gran_default) &&
             (__kmp_affinity_gran_levels < 0)) {
-#if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
+#if KMP_MIC_SUPPORTED
           if (__kmp_mic_type != non_mic) {
             __kmp_affinity_gran = affinity_gran_fine;
           } else