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authorEric Anholt <eric@anholt.net>2013-09-19 14:54:13 -0700
committerEric Anholt <eric@anholt.net>2013-09-23 12:45:22 -0700
commit673129e0b936b1c748e988d3f74f3efaab9e5693 (patch)
treef52de6f9d312a47de141ffbee83d1363a60c14c4 /src/mapi
parentc0378b6400e9e56df984eb1bc7ef43254740171c (diff)
mesa: Shrink the size of the enum string lookup struct.
Since it's only used for debug information, we can misalign the struct and save the disk space. Another 19k on a 64-bit build. v2: Make a compiler.h macro to only use the attribute if we know we can. Reviewed-by: Kenneth Graunke <kenneth@whitecape.org> Reviewed-by: Ian Romanick <ian.d.romanick@.intel.com>
Diffstat (limited to 'src/mapi')
-rw-r--r--src/mapi/glapi/gen/gl_enums.py6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mapi/glapi/gen/gl_enums.py b/src/mapi/glapi/gen/gl_enums.py
index e1ab6009136..a0c47f41f20 100644
--- a/src/mapi/glapi/gen/gl_enums.py
+++ b/src/mapi/glapi/gen/gl_enums.py
@@ -47,8 +47,8 @@ class PrintGlEnums(gl_XML.gl_print_base):
print '#include "main/imports.h"'
print '#include "main/mtypes.h"'
print ''
- print 'typedef struct {'
- print ' size_t offset;'
+ print 'typedef struct PACKED {'
+ print ' uint16_t offset;'
print ' int n;'
print '} enum_elt;'
print ''
@@ -78,6 +78,8 @@ static char token_tmp[20];
const char *_mesa_lookup_enum_by_nr( int nr )
{
+ STATIC_ASSERT(sizeof(enum_string_table) < (1 << 16));
+
enum_elt *elt = _mesa_bsearch(& nr, enum_string_table_offsets,
Elements(enum_string_table_offsets),
sizeof(enum_string_table_offsets[0]),