nir: add comment for loop_unroll pass
authorRob Clark <robdclark@gmail.com>
Fri, 15 Jun 2018 20:12:23 +0000 (16:12 -0400)
committerRob Clark <robdclark@gmail.com>
Tue, 19 Jun 2018 17:02:28 +0000 (13:02 -0400)
commit228457234c2b986d8acc88f2419e861c391b18e1
treeddb2748599e9700dfb1846a9b12a4f3fb9cf99e9
parente3bbc1eaf4258f9113340544cd99ceed26b10458
nir: add comment for loop_unroll pass

Save the next person from digging through the code to figure out what
the indirect_mask parameter actually does.

Signed-off-by: Rob Clark <robdclark@gmail.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
src/compiler/nir/nir_opt_loop_unroll.c