diff options
| author | Samuel Pitoiset <[email protected]> | 2018-02-14 12:03:55 +0100 |
|---|---|---|
| committer | Samuel Pitoiset <[email protected]> | 2018-02-15 14:53:30 +0100 |
| commit | 61a4fc3ecc3d7740d2b9122c502144e69fe3060c (patch) | |
| tree | 92ef57e46195d8950f9be7caa808865cd51c215a /src/amd/common | |
| parent | a34715ad9c84c4209de4c16fdf40655181350bd9 (diff) | |
ac/shader: be a little smarter when scanning vertex buffers
Although meta shaders don't use any vertex buffers, there is no
behaviour change but I think it's better to do this. Though,
this saves two user SGPRs for push constants inlining or
something else.
Signed-off-by: Samuel Pitoiset <[email protected]>
Reviewed-by: Bas Nieuwenhuizen <[email protected]>
Diffstat (limited to 'src/amd/common')
| -rw-r--r-- | src/amd/common/ac_shader_info.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/amd/common/ac_shader_info.c b/src/amd/common/ac_shader_info.c index 3b0887995d3..f6cdd347035 100644 --- a/src/amd/common/ac_shader_info.c +++ b/src/amd/common/ac_shader_info.c @@ -180,6 +180,16 @@ gather_info_block(const nir_shader *nir, const nir_block *block, } static void +gather_info_input_decl_vs(const nir_shader *nir, const nir_variable *var, + struct ac_shader_info *info) +{ + int idx = var->data.location; + + if (idx >= VERT_ATTRIB_GENERIC0 && idx <= VERT_ATTRIB_GENERIC15) + info->vs.has_vertex_buffers = true; +} + +static void gather_info_input_decl_ps(const nir_shader *nir, const nir_variable *var, struct ac_shader_info *info) { @@ -197,7 +207,7 @@ gather_info_input_decl(const nir_shader *nir, const nir_variable *var, { switch (nir->info.stage) { case MESA_SHADER_VERTEX: - info->vs.has_vertex_buffers = true; + gather_info_input_decl_vs(nir, var, info); break; case MESA_SHADER_FRAGMENT: gather_info_input_decl_ps(nir, var, info); |