Add CMS_UNROLL_LOOP defines for Intel compilers and use with pragme o…

…mp simd instructions that cause internal icc error
gartung · Jun 6, 2022 · 8618997 · 8618997
1 parent 45977ea
commit 8618997
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/FWCore/Utilities/interface/CMSUnrollLoop.h b/FWCore/Utilities/interface/CMSUnrollLoop.h
@@ -28,6 +28,12 @@
 #define CMS_UNROLL_LOOP_COUNT(N) _Pragma(EDM_STRINGIZE(clang loop unroll_count(N)))
 #define CMS_UNROLL_LOOP_DISABLE _Pragma(EDM_STRINGIZE(clang loop unroll(disable)))
 
+#elif defined(__INTEL_COMPILER)
+// Intel icc compiler
+#define CMS_UNROLL_LOOP _Pragma(EDM_STRINGIFY(unroll))
+#define CMS_UNROLL_LOOP_COUNT(N) _Pragma(EDM_STRINGIFY(unroll(N)))
+#define CMS_UNROLL_LOOP_DISABLE _Pragma(EDM_STRINGIFY(nounroll))
+
 #elif defined(__GNUC__)
 // GCC host compiler