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nir: Take a shader and variable mode in nir_assign_io_var_locations

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Reviewed-by: Gert Wollny <gert.wollny@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5966>
This commit is contained in:
Jason Ekstrand
2020-07-20 14:42:53 -05:00
committed by Marge Bot
parent 964c1c4b87
commit caab46c1e9
5 changed files with 22 additions and 19 deletions
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2
src/amd/vulkan/radv_shader.c
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@@ -648,7 +648,7 @@ void
radv_lower_fs_io(nir_shader *nir)
{
NIR_PASS_V(nir, lower_view_index);
nir_assign_io_var_locations(&nir->inputs, &nir->num_inputs,
nir_assign_io_var_locations(nir, nir_var_shader_in, &nir->num_inputs,
MESA_SHADER_FRAGMENT);
NIR_PASS_V(nir, nir_lower_io, nir_var_shader_in, type_size_vec4, 0);

3
src/compiler/nir/nir.h
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@@ -3999,7 +3999,8 @@ bool nir_link_opt_varyings(nir_shader *producer, nir_shader *consumer);
bool nir_lower_amul(nir_shader *shader,
int (*type_size)(const struct glsl_type *, bool));
void nir_assign_io_var_locations(struct exec_list *var_list,
void nir_assign_io_var_locations(nir_shader *shader,
nir_variable_mode mode,
unsigned *size,
gl_shader_stage stage);

22
src/compiler/nir/nir_linking_helpers.c
View File

@@ -1075,30 +1075,30 @@ insert_sorted(struct exec_list *var_list, nir_variable *new_var)
}
static void
sort_varyings(struct exec_list *var_list)
sort_varyings(nir_shader *shader, nir_variable_mode mode,
struct exec_list *sorted_list)
{
struct exec_list new_list;
exec_list_make_empty(&new_list);
nir_foreach_variable_safe(var, var_list) {
exec_list_make_empty(sorted_list);
nir_foreach_variable_with_modes_safe(var, shader, mode) {
exec_node_remove(&var->node);
insert_sorted(&new_list, var);
insert_sorted(sorted_list, var);
}
exec_list_move_nodes_to(&new_list, var_list);
}
void
nir_assign_io_var_locations(struct exec_list *var_list, unsigned *size,
gl_shader_stage stage)
nir_assign_io_var_locations(nir_shader *shader, nir_variable_mode mode,
unsigned *size, gl_shader_stage stage)
{
unsigned location = 0;
unsigned assigned_locations[VARYING_SLOT_TESS_MAX];
uint64_t processed_locs[2] = {0};
sort_varyings(var_list);
struct exec_list io_vars;
sort_varyings(shader, mode, &io_vars);
int UNUSED last_loc = 0;
bool last_partial = false;
nir_foreach_variable(var, var_list) {
nir_foreach_variable(var, &io_vars) {
const struct glsl_type *type = var->type;
if (nir_is_per_vertex_io(var, stage) || var->data.per_view) {
assert(glsl_type_is_array(type));
@@ -1201,6 +1201,8 @@ nir_assign_io_var_locations(struct exec_list *var_list, unsigned *size,
if (last_partial)
location++;
struct exec_list *var_list = nir_variable_list_for_mode(shader, mode);
exec_list_append(var_list, &io_vars);
*size = location;
}

4
src/freedreno/vulkan/tu_shader.c
View File

@@ -764,8 +764,8 @@ tu_shader_create(struct tu_device *dev,
NIR_PASS_V(nir, nir_lower_io_arrays_to_elements_no_indirects, false);
nir_assign_io_var_locations(&nir->inputs, &nir->num_inputs, stage);
nir_assign_io_var_locations(&nir->outputs, &nir->num_outputs, stage);
nir_assign_io_var_locations(nir, nir_var_shader_in, &nir->num_inputs, stage);
nir_assign_io_var_locations(nir, nir_var_shader_out, &nir->num_outputs, stage);
NIR_PASS_V(nir, nir_lower_system_values);
NIR_PASS_V(nir, nir_lower_frexp);

10
src/mesa/state_tracker/st_glsl_to_nir.cpp
View File

@@ -853,28 +853,28 @@ void
st_nir_assign_varying_locations(struct st_context *st, nir_shader *nir)
{
if (nir->info.stage == MESA_SHADER_VERTEX) {
nir_assign_io_var_locations(&nir->outputs,
nir_assign_io_var_locations(nir, nir_var_shader_out,
&nir->num_outputs,
nir->info.stage);
st_nir_fixup_varying_slots(st, &nir->outputs);
} else if (nir->info.stage == MESA_SHADER_GEOMETRY ||
nir->info.stage == MESA_SHADER_TESS_CTRL ||
nir->info.stage == MESA_SHADER_TESS_EVAL) {
nir_assign_io_var_locations(&nir->inputs,
nir_assign_io_var_locations(nir, nir_var_shader_in,
&nir->num_inputs,
nir->info.stage);
st_nir_fixup_varying_slots(st, &nir->inputs);
nir_assign_io_var_locations(&nir->outputs,
nir_assign_io_var_locations(nir, nir_var_shader_out,
&nir->num_outputs,
nir->info.stage);
st_nir_fixup_varying_slots(st, &nir->outputs);
} else if (nir->info.stage == MESA_SHADER_FRAGMENT) {
nir_assign_io_var_locations(&nir->inputs,
nir_assign_io_var_locations(nir, nir_var_shader_in,
&nir->num_inputs,
nir->info.stage);
st_nir_fixup_varying_slots(st, &nir->inputs);
nir_assign_io_var_locations(&nir->outputs,
nir_assign_io_var_locations(nir, nir_var_shader_out,
&nir->num_outputs,
nir->info.stage);
} else if (nir->info.stage == MESA_SHADER_COMPUTE) {