nir: Add an ALU lowering pass for mul_high.

This is based on the glsl/lower_instructions.cpp implementation, but
should be much more readable.

Reviewed-by: Matt Turner <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/mesa/state_tracker/st_glsl_to_nir.cpp b/src/mesa/state_tracker/st_glsl_to_nir.cpp
index de906e60c39..c8c2ef6cffd 100644
--- a/src/mesa/state_tracker/st_glsl_to_nir.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_nir.cpp
@@ -325,6 +325,7 @@ st_nir_opts(nir_shader *nir)
       NIR_PASS_V(nir, nir_lower_alu_to_scalar);
       NIR_PASS_V(nir, nir_lower_phis_to_scalar);
 
+      NIR_PASS_V(nir, nir_lower_alu);
       NIR_PASS_V(nir, nir_lower_pack);
       NIR_PASS(progress, nir, nir_copy_prop);
       NIR_PASS(progress, nir, nir_opt_remove_phis);