Rename SSE4.x names to avoid underscores

This breaks how we determine the ISA flags for amalgamation files.
The code for doing that is kind of a hack but I don't want to mess
with it right now, easier to just rename the ISA internally.

1 files changed, 6 insertions, 1 deletions

diff --git a/configure.py b/configure.py
index 0a9596168..d7b03f8c1 100755
--- a/configure.py
+++ b/configure.py
@@ -335,7 +335,7 @@ def process_command_line(args): # pylint: disable=too-many-locals
         target_group.add_option('--disable-%s' % (isa_extn),
                                 help='disable %s intrinsics' % (isa_extn_name),
                                 action='append_const',
-                                const=isa_extn.replace('-', '').replace('.', '_'),
+                                const=isa_extn.replace('-', '').replace('.', ''),
                                 dest='disable_intrinsics')
 
     build_group = optparse.OptionGroup(parser, 'Build options')
@@ -972,6 +972,11 @@ class ArchInfo(InfoObject):
         self.submodel_aliases = parse_lex_dict(lex.submodel_aliases)
         self.wordsize = int(lex.wordsize)
 
+        alphanumeric = re.compile('^[a-z0-9]+$')
+        for isa in self.isa_extensions:
+            if alphanumeric.match(isa) is None:
+                logging.error('Invalid name for ISA extension "%s"', isa)
+
     def all_submodels(self):
         """
         Return a list of all submodels for this arch, ordered longest