We can't safely call nir_optimize() with register present, since several
passes called in the loop can't handle registers, and will fail asserts.
Notably, nir_lower_vec_alus() and nir_opt_algebraic() really don't want
registers.
Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
---
src/mesa/drivers/dri/i965/brw_fs_nir.cpp | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index fbdfc22..c5ed55c 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -108,9 +108,6 @@ fs_visitor::emit_nir_code()
nir_lower_io(nir);
nir_validate_shader(nir);
- nir_lower_locals_to_regs(nir);
- nir_validate_shader(nir);
-
nir_remove_dead_variables(nir);
nir_validate_shader(nir);
@@ -125,6 +122,9 @@ fs_visitor::emit_nir_code()
nir_optimize(nir);
+ nir_lower_locals_to_regs(nir);
+ nir_validate_shader(nir);
+
nir_lower_to_source_mods(nir);
nir_validate_shader(nir);
nir_copy_prop(nir);
--
2.2.1
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