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nir/split_per_member_structs: Inline split_variables_in_list

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This lets us do one list walk instead of three.

Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5966>
This commit is contained in:
Jason Ekstrand
2020-07-21 11:32:38 -05:00
committed by Marge Bot
parent d70fff99c5
commit 789ec95dcd
1 changed files with 11 additions and 24 deletions
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35
src/compiler/nir/nir_split_per_member_structs.c
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@@ -103,24 +103,6 @@ split_variable(struct nir_variable *var, nir_shader *shader,
_mesa_hash_table_insert(var_to_member_map, var, members);
}
static bool
split_variables_in_list(nir_shader *shader, nir_variable_mode mode,
struct hash_table *var_to_member_map, void *dead_ctx)
{
bool progress = false;
nir_foreach_variable_with_modes_safe(var, shader, mode) {
if (var->num_members == 0)
continue;
split_variable(var, shader, var_to_member_map, dead_ctx);
exec_node_remove(&var->node);
progress = true;
}
return progress;
}
static nir_deref_instr *
build_member_deref(nir_builder *b, nir_deref_instr *deref, nir_variable *member)
{
@@ -177,12 +159,17 @@ nir_split_per_member_structs(nir_shader *shader)
struct hash_table *var_to_member_map =
_mesa_pointer_hash_table_create(dead_ctx);
progress |= split_variables_in_list(shader, nir_var_shader_in,
var_to_member_map, dead_ctx);
progress |= split_variables_in_list(shader, nir_var_shader_out,
var_to_member_map, dead_ctx);
progress |= split_variables_in_list(shader, nir_var_system_value,
var_to_member_map, dead_ctx);
nir_foreach_variable_with_modes_safe(var, shader, nir_var_shader_in |
nir_var_shader_out |
nir_var_system_value) {
if (var->num_members == 0)
continue;
split_variable(var, shader, var_to_member_map, dead_ctx);
exec_node_remove(&var->node);
progress = true;
}
if (!progress) {
ralloc_free(dead_ctx);
return false;