diff options
| author | Eric Anholt <eric@anholt.net> | 2012-06-22 13:31:56 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2012-07-31 12:06:20 -0700 |
| commit | 7b77c64254109ff1d59a8937f8f15216c10c8cb7 (patch) | |
| tree | eed2a4749e784b90008e2bf152457b73137e7174 /src/glsl | |
| parent | eed967bc9c27ff911c036b1363e5303bf6c7827f (diff) | |
glsl: Merge UBO layout qualifiers in a qualifier list.
Yes, you get to say things like "layout(row_major, column_major)" and
get column major.
Part of fixing piglit ARB_uniform_buffer_object/row_major.
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Diffstat (limited to 'src/glsl')
| -rw-r--r-- | src/glsl/glsl_parser.yy | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/src/glsl/glsl_parser.yy b/src/glsl/glsl_parser.yy index b7e1a5b16e1..ba21b5479cd 100644 --- a/src/glsl/glsl_parser.yy +++ b/src/glsl/glsl_parser.yy @@ -1113,13 +1113,35 @@ layout_qualifier_id_list: layout_qualifier_id | layout_qualifier_id_list ',' layout_qualifier_id { - if (($1.flags.i & $3.flags.i) != 0) { + ast_type_qualifier ubo_mat_mask; + ubo_mat_mask.flags.i = 0; + ubo_mat_mask.flags.q.row_major = 1; + ubo_mat_mask.flags.q.column_major = 1; + + ast_type_qualifier ubo_layout_mask; + ubo_layout_mask.flags.i = 0; + ubo_layout_mask.flags.q.std140 = 1; + ubo_layout_mask.flags.q.packed = 1; + ubo_layout_mask.flags.q.shared = 1; + + /* Uniform block layout qualifiers get to overwrite each + * other (rightmost having priority), while all other + * qualifiers currently don't allow duplicates. + */ + if (($1.flags.i & $3.flags.i & ~(ubo_mat_mask.flags.i | + ubo_layout_mask.flags.i)) != 0) { _mesa_glsl_error(& @3, state, "duplicate layout qualifiers used\n"); YYERROR; } $$ = $1; + + if (($3.flags.i & ubo_mat_mask.flags.i) != 0) + $$.flags.i &= ~ubo_mat_mask.flags.i; + if (($3.flags.i & ubo_layout_mask.flags.i) != 0) + $$.flags.i &= ~ubo_layout_mask.flags.i; + $$.flags.i |= $3.flags.i; if ($3.flags.q.explicit_location) |