support for ignoring nacl intrinsics

Author: kripken

emscripten.py

@@ -796,7 +796,7 @@ def emscript_fast(infile, settings, outfile, libraries=[], compiler_engine=None,
   if DEBUG: logging.debug('emscript: js compiler glue')
 
   # Integrate info from backend
-  settings['DEFAULT_LIBRARY_FUNCS_TO_INCLUDE'] = settings['DEFAULT_LIBRARY_FUNCS_TO_INCLUDE'] + metadata['declares']
+  settings['DEFAULT_LIBRARY_FUNCS_TO_INCLUDE'] = settings['DEFAULT_LIBRARY_FUNCS_TO_INCLUDE'] + map(shared.JS.to_nice_ident, metadata['declares'])
 
   # Settings changes
   assert settings['TARGET_LE32'] == 1

src/library.js

@@ -4665,6 +4665,10 @@ LibraryManager.library = {
 
   llvm_dbg_declare__inline: function() { throw 'llvm_debug_declare' }, // avoid warning
 
+  // llvm-nacl
+
+  llvm_nacl_atomic_store_i32__inline: true,
+
   // ==========================================================================
   // llvm-mono integration
   // ==========================================================================

tools/shared.py

@@ -1509,7 +1509,7 @@ class JS:
 
   @staticmethod
   def to_nice_ident(ident): # limited version of the JS function toNiceIdent
-    return ident.replace('%', '$').replace('@', '_')
+    return ident.replace('%', '$').replace('@', '_').replace('.', '_')
 
   @staticmethod
   def make_initializer(sig, settings=None):