#include "main/config.h"
#include <assert.h>
-typedef struct {
- const struct gl_shader_program *shader_program;
- nir_shader *shader;
-} lower_atomic_state;
-
/*
* replace atomic counter intrinsics that use a variable with intrinsics
* that directly store the buffer index and byte offset
static void
lower_instr(nir_intrinsic_instr *instr,
- lower_atomic_state *state)
+ const struct gl_shader_program *shader_program,
+ nir_shader *shader)
{
nir_intrinsic_op op;
switch (instr->intrinsic) {
nir_intrinsic_instr *new_instr = nir_intrinsic_instr_create(mem_ctx, op);
nir_intrinsic_set_base(new_instr,
- state->shader_program->UniformStorage[uniform_loc].opaque[state->shader->stage].index);
+ shader_program->UniformStorage[uniform_loc].opaque[shader->stage].index);
nir_load_const_instr *offset_const =
nir_load_const_instr_create(mem_ctx, 1, 32);
nir_instr_remove(&instr->instr);
}
-static bool
-lower_block(nir_block *block, void *state)
-{
- nir_foreach_instr_safe(block, instr) {
- if (instr->type == nir_instr_type_intrinsic)
- lower_instr(nir_instr_as_intrinsic(instr),
- (lower_atomic_state *) state);
- }
-
- return true;
-}
-
void
nir_lower_atomics(nir_shader *shader,
const struct gl_shader_program *shader_program)
{
- lower_atomic_state state = {
- .shader = shader,
- .shader_program = shader_program,
- };
-
nir_foreach_function(shader, function) {
if (function->impl) {
- nir_foreach_block_call(function->impl, lower_block, (void *) &state);
+ nir_foreach_block(block, function->impl) {
+ nir_foreach_instr_safe(block, instr) {
+ if (instr->type == nir_instr_type_intrinsic)
+ lower_instr(nir_instr_as_intrinsic(instr),
+ shader_program, shader);
+ }
+ }
+
nir_metadata_preserve(function->impl, nir_metadata_block_index |
nir_metadata_dominance);
}