glsl: add gl_HelperInvocation system value
authorIlia Mirkin <imirkin@alum.mit.edu>
Mon, 14 Sep 2015 20:13:43 +0000 (16:13 -0400)
committerIlia Mirkin <imirkin@alum.mit.edu>
Thu, 12 Nov 2015 22:58:23 +0000 (17:58 -0500)
commit20748318c5b870fc27f699637041e67a67321f5f
tree7711d20c03dc207c9224c8ddc49f0753ed0f0eb0
parentb52cb9ec6ab3b74f754ccf8472b9db2b6d8c3333
glsl: add gl_HelperInvocation system value

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Matt Turner <mattst88@gmail.com>
src/glsl/builtin_variables.cpp
src/glsl/nir/shader_enums.h
src/mesa/state_tracker/st_glsl_to_tgsi.cpp