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vc4: Only call nir_lower_io on shader_in/out 

Gallium drivers should never see nir_var_uniform because gallium lowers
regular uniforms to a UBO.  No GL driver should ever see either
nir_var_mem_shared because that's lowered in GLSL IR.

Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Connor Abbott <cwabbott0@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5418>
This commit is contained in:
Jason Ekstrand 2020-06-10 17:53:18 -05:00 committed by Marge Bot
parent 786325fdb0
commit 96d99f2ecc
1 changed files with 2 additions and 2 deletions
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4
src/gallium/drivers/vc4/vc4_program.c
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@ -2470,8 +2470,8 @@ vc4_shader_state_create(struct pipe_context *pctx,
if (s->info.stage == MESA_SHADER_VERTEX)
NIR_PASS_V(s, nir_lower_point_size, 1.0f, 0.0f);
NIR_PASS_V(s, nir_lower_io, nir_var_all, type_size,
(nir_lower_io_options)0);
NIR_PASS_V(s, nir_lower_io, nir_var_shader_in | nir_var_shader_out,
type_size, (nir_lower_io_options)0);
NIR_PASS_V(s, nir_lower_regs_to_ssa);
NIR_PASS_V(s, nir_normalize_cubemap_coords);