New macro TARGET_CPU_IS_XXX_FAMILY for XXX = X86, PPC, SPARC, undefined

elsewhere currently.

1 files changed, 4 insertions, 0 deletions

diff --git a/configure.py b/configure.py
index fa4be8bd1..8eedf64b1 100755
--- a/configure.py
+++ b/configure.py
@@ -527,6 +527,7 @@ class ArchInfo(object):
         lex_me_harder(infofile, self,
                       ['aliases', 'submodels', 'submodel_aliases', 'isa_extn'],
                       { 'endian': None,
+                        'family': None,
                         'unaligned': 'no'
                         })
 
@@ -596,6 +597,9 @@ class ArchInfo(object):
             if unaligned_ok:
                 logging.info('Assuming unaligned memory access works')
 
+        if self.family is not None:
+            macros.append('TARGET_CPU_IS_%s_FAMILY' % (self.family.upper()))
+
         macros.append('TARGET_UNALIGNED_MEMORY_ACCESS_OK %d' % (unaligned_ok))
 
         return macros