nir/algebraic: Move some generated-code algebraic opt args into a struct.

I'm going to be adding some more tables to reduce relocations in the
generated code, so move the current tables to a struct for arg-passing
sanity.

Reviewed-by: Adam Jackson <ajax@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13987>
This commit is contained in:
Emma Anholt
2021-11-29 13:57:19 -08:00
committed by Marge Bot
parent 4b5692fa71
commit a263474d3b
3 changed files with 23 additions and 19 deletions

View File

@@ -1062,7 +1062,7 @@ static const struct transform ${pass_name}_state${state_id}_xforms[] = {
% endif
% endfor
static const struct per_op_table ${pass_name}_table[nir_num_search_ops] = {
static const struct per_op_table ${pass_name}_pass_op_table[nir_num_search_ops] = {
% for op in automaton.opcodes:
[${get_c_opcode(op)}] = {
.filter = (uint16_t []) {
@@ -1106,6 +1106,12 @@ const uint16_t ${pass_name}_transform_counts[] = {
% endfor
};
static const nir_algebraic_table ${pass_name}_table = {
.transforms = ${pass_name}_transforms,
.transform_counts = ${pass_name}_transform_counts,
.pass_op_table = ${pass_name}_pass_op_table,
};
bool
${pass_name}(nir_shader *shader)
{
@@ -1123,9 +1129,7 @@ ${pass_name}(nir_shader *shader)
nir_foreach_function(function, shader) {
if (function->impl) {
progress |= nir_algebraic_impl(function->impl, condition_flags,
${pass_name}_transforms,
${pass_name}_transform_counts,
${pass_name}_table);
&${pass_name}_table);
}
}

View File

@@ -859,10 +859,8 @@ static bool
nir_algebraic_instr(nir_builder *build, nir_instr *instr,
struct hash_table *range_ht,
const bool *condition_flags,
const struct transform **transforms,
const uint16_t *transform_counts,
const nir_algebraic_table *table,
struct util_dynarray *states,
const struct per_op_table *pass_op_table,
nir_instr_worklist *worklist)
{
@@ -882,11 +880,11 @@ nir_algebraic_instr(nir_builder *build, nir_instr *instr,
int xform_idx = *util_dynarray_element(states, uint16_t,
alu->dest.dest.ssa.index);
for (uint16_t i = 0; i < transform_counts[xform_idx]; i++) {
const struct transform *xform = &transforms[xform_idx][i];
for (uint16_t i = 0; i < table->transform_counts[xform_idx]; i++) {
const struct transform *xform = &table->transforms[xform_idx][i];
if (condition_flags[xform->condition_offset] &&
!(xform->search->inexact && ignore_inexact) &&
nir_replace_instr(build, alu, range_ht, states, pass_op_table,
nir_replace_instr(build, alu, range_ht, states, table->pass_op_table,
xform->search, xform->replace, worklist)) {
_mesa_hash_table_clear(range_ht, NULL);
return true;
@@ -899,9 +897,7 @@ nir_algebraic_instr(nir_builder *build, nir_instr *instr,
bool
nir_algebraic_impl(nir_function_impl *impl,
const bool *condition_flags,
const struct transform **transforms,
const uint16_t *transform_counts,
const struct per_op_table *pass_op_table)
const nir_algebraic_table *table)
{
bool progress = false;
@@ -926,7 +922,7 @@ nir_algebraic_impl(nir_function_impl *impl,
/* Walk top-to-bottom setting up the automaton state. */
nir_foreach_block(block, impl) {
nir_foreach_instr(instr, block) {
nir_algebraic_automaton(instr, &states, pass_op_table);
nir_algebraic_automaton(instr, &states, table->pass_op_table);
}
}
@@ -952,8 +948,7 @@ nir_algebraic_impl(nir_function_impl *impl,
progress |= nir_algebraic_instr(&build, instr,
range_ht, condition_flags,
transforms, transform_counts, &states,
pass_op_table, worklist);
table, &states, worklist);
}
nir_instr_worklist_destroy(worklist);

View File

@@ -180,6 +180,13 @@ struct transform {
unsigned condition_offset;
};
/* Generated data table for an algebraic optimization pass. */
typedef struct {
const struct transform **transforms;
const uint16_t *transform_counts;
const struct per_op_table *pass_op_table;
} nir_algebraic_table;
/* Note: these must match the start states created in
* TreeAutomaton._build_table()
*/
@@ -208,8 +215,6 @@ nir_replace_instr(struct nir_builder *b, nir_alu_instr *instr,
bool
nir_algebraic_impl(nir_function_impl *impl,
const bool *condition_flags,
const struct transform **transforms,
const uint16_t *transform_counts,
const struct per_op_table *pass_op_table);
const nir_algebraic_table *table);
#endif /* _NIR_SEARCH_ */