Cleanup version symbol macros and attributes/declspecs

1) Get rid of xaliasify, xexpand and xversionify for KMP_EXPAND_NAME and
KMP_VERSION_SYMBOL. KMP_VERSION_SYMBOL is a combination of xaliasify and
xversionify.

2) Put all attribute and __declspec definitions in kmp_os.h

Differential Revision: https://reviews.llvm.org/D39516


git-svn-id: https://llvm.org/svn/llvm-project/openmp/trunk@317636 91177308-0d34-0410-b5e6-96231b3b80d8

CREDITS.txt

@@ -8,6 +8,10 @@ beautification by scripts.  The fields are: name (N), email (E), web-address
 (W), PGP key ID and fingerprint (P), description (D), and snail-mail address
 (S).
 
+N: Adam Azarchs
+W: 10xgenomics.com
+D: Bug fix for lock code
+
 N: Carlo Bertolli
 W: http://ibm.com
 D: IBM contributor to PowerPC support in CMake files and elsewhere.

runtime/src/kmp.h

@@ -2896,13 +2896,7 @@ extern int __kmp_gtid_mode; /* Method of getting gtid, values:
 extern int
     __kmp_adjust_gtid_mode; /* If true, adjust method based on #threads */
 #ifdef KMP_TDATA_GTID
-#if KMP_OS_WINDOWS
-extern __declspec(
-    thread) int __kmp_gtid; /* This thread's gtid, if __kmp_gtid_mode == 3 */
-#else
-extern __thread int __kmp_gtid;
-#endif /* KMP_OS_WINDOWS - workaround because Intel(R) Many Integrated Core    \
-          compiler 20110316 doesn't accept __declspec */
+extern KMP_THREAD_LOCAL int __kmp_gtid;
 #endif
 extern int __kmp_tls_gtid_min; /* #threads below which use sp search for gtid */
 extern int __kmp_foreign_tp; // If true, separate TP var for each foreign thread