glsl: Clarify "mask" variable in add_interface_variables().
authorKenneth Graunke <kenneth@whitecape.org>
Tue, 29 Mar 2016 18:37:48 +0000 (11:37 -0700)
committerKenneth Graunke <kenneth@whitecape.org>
Sat, 2 Apr 2016 04:58:25 +0000 (21:58 -0700)
commit998ef1ad713df583e07c0d172b7c42a10759b879
tree0847942a366e8f739f1b17fa550d99abcfa375a3
parent356c99b4e79631e195058a2796eba0cdfc1d7a29
glsl: Clarify "mask" variable in add_interface_variables().

This is a bitfield of which stages refer to a variable.  It is not used
to mask off bits.  In fact, it's used to contribute additional bits.

Rename it and tidy a bit of the logic.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Timothy Arceri <timothy.arceri@collabora.com>
src/compiler/glsl/linker.cpp