diff options
Diffstat (limited to 'src/intel/genxml')
| -rw-r--r-- | src/intel/genxml/gen_pack_header.py | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/src/intel/genxml/gen_pack_header.py b/src/intel/genxml/gen_pack_header.py index 81c64cbbc75..1b1949ff8a5 100644 --- a/src/intel/genxml/gen_pack_header.py +++ b/src/intel/genxml/gen_pack_header.py @@ -347,7 +347,7 @@ class Group(object): dwords[index + 1] = dwords[index] index = index + 1 - def emit_pack_function(self): + def collect_dwords_and_length(self): dwords = {} self.collect_dwords(dwords, 0, "") @@ -357,9 +357,14 @@ class Group(object): # index we've seen plus one. if self.size > 0: length = self.size // 32 - else: + elif dwords: length = max(dwords.keys()) + 1 + else: + length = 0 + + return (dwords, length) + def emit_pack_function(self, dwords, length): for index in range(length): # Handle MBZ dwords if not index in dwords: @@ -576,10 +581,12 @@ class Parser(object): print("static inline void\n%s_pack(__gen_user_data *data, void * restrict dst,\n%sconst struct %s * restrict values)\n{" % (name, ' ' * (len(name) + 6), name)) - # Cast dst to make header C++ friendly - print(" uint32_t * restrict dw = (uint32_t * restrict) dst;") + (dwords, length) = group.collect_dwords_and_length() + if length: + # Cast dst to make header C++ friendly + print(" uint32_t * restrict dw = (uint32_t * restrict) dst;") - group.emit_pack_function() + group.emit_pack_function(dwords, length) print("}\n") |