Add 32-bit ARM Neon SIMD support

[alexxy/gromacs.git] / src / config.h.cmakein

diff --git a/src/config.h.cmakein b/src/config.h.cmakein
index 4fdf9d7369a3755e0fa73ef3a751dd3a2590dc6b..31e700c7606815f29473606661ae11d3c68d2c19 100644 (file)
--- a/src/config.h.cmakein
+++ b/src/config.h.cmakein
@@ -43,6 +43,7 @@
  */
 #ifndef GMX_CONFIG_H
 #define GMX_CONFIG_H
+
 #include "gromacs/utility/gmx_header_config.h"
 
 /* TODO: For now, disable Doxygen warnings from here */
@@ -113,6 +114,9 @@
 /* AVX2 256-bit SIMD instruction set level was selected */
 #cmakedefine GMX_SIMD_X86_AVX2_256
 
+/* 32-bit ARM NEON SIMD instruction set level was selected */
+#cmakedefine GMX_SIMD_ARM_NEON
+
 /* IBM QPX was selected as SIMD instructions (e.g. BlueGene/Q) */
 #cmakedefine GMX_SIMD_IBM_QPX
 
@@ -199,7 +203,10 @@
 #cmakedefine TMPI_ATOMICS
 
 /* Define for busy wait option  */
+/* See gmxpre-config.h.cmakein for explanation for the #ifdef */
+#ifndef TMPI_WAIT_FOR_NO_ONE
 #cmakedefine TMPI_WAIT_FOR_NO_ONE
+#endif
 
 /* Define for copy buffer option */
 #cmakedefine TMPI_COPY_BUFFER
@@ -339,6 +346,6 @@
 /* Define if we have zlib */
 #cmakedefine HAVE_ZLIB
 
-#endif
-
 /*! \endcond */
+
+#endif