extern "C" {
#include "main/core.h"
-#include "intel_context.h"
+#include "brw_context.h"
}
-#include "../glsl/ir.h"
-#include "../glsl/ir_visitor.h"
-#include "../glsl/ir_print_visitor.h"
-#include "../glsl/ir_rvalue_visitor.h"
-#include "../glsl/glsl_types.h"
+#include "glsl/ir.h"
+#include "glsl/ir_visitor.h"
+#include "glsl/ir_rvalue_visitor.h"
+#include "glsl/glsl_types.h"
static bool debug = false;
ir_variable *components[4];
- /** talloc_parent(this->var) -- the shader's talloc context. */
+ /** ralloc_parent(this->var) -- the shader's ralloc context. */
void *mem_ctx;
};
public:
ir_vector_reference_visitor(void)
{
- this->mem_ctx = talloc_new(NULL);
+ this->mem_ctx = ralloc_context(NULL);
this->variable_list.make_empty();
}
~ir_vector_reference_visitor(void)
{
- talloc_free(mem_ctx);
+ ralloc_free(mem_ctx);
}
virtual ir_visitor_status visit(ir_variable *);
switch (var->mode) {
case ir_var_uniform:
- case ir_var_in:
- case ir_var_out:
- case ir_var_inout:
+ case ir_var_shader_in:
+ case ir_var_shader_out:
+ case ir_var_function_in:
+ case ir_var_function_out:
+ case ir_var_function_inout:
/* Can't split varyings or uniforms. Function in/outs won't get split
- * either, so don't care about the ambiguity.
+ * either.
*/
return NULL;
case ir_var_auto:
break;
}
- foreach_iter(exec_list_iterator, iter, this->variable_list) {
- variable_entry *entry = (variable_entry *)iter.get();
+ foreach_list(node, &this->variable_list) {
+ variable_entry *entry = (variable_entry *)node;
if (entry->var == var)
return entry;
}
virtual ir_visitor_status visit_leave(ir_assignment *);
void handle_rvalue(ir_rvalue **rvalue);
- struct variable_entry *get_splitting_entry(ir_variable *var);
+ variable_entry *get_splitting_entry(ir_variable *var);
exec_list *variable_list;
- void *mem_ctx;
};
-struct variable_entry *
+variable_entry *
ir_vector_splitting_visitor::get_splitting_entry(ir_variable *var)
{
assert(var);
if (!var->type->is_vector())
return NULL;
- foreach_iter(exec_list_iterator, iter, *this->variable_list) {
- variable_entry *entry = (variable_entry *)iter.get();
+ foreach_list(node, &*this->variable_list) {
+ variable_entry *entry = (variable_entry *)node;
if (entry->var == var) {
return entry;
}
variable_entry *rhs = rhs_deref ? get_splitting_entry(rhs_deref->var) : NULL;
if (lhs_deref && rhs_deref && (lhs || rhs) && !ir->condition) {
+ unsigned int rhs_chan = 0;
+
/* Straight assignment of vector variables. */
- for (unsigned int i = 0; i < ir->rhs->type->vector_elements; i++) {
+ for (unsigned int i = 0; i < ir->lhs->type->vector_elements; i++) {
ir_dereference *new_lhs;
ir_rvalue *new_rhs;
void *mem_ctx = lhs ? lhs->mem_ctx : rhs->mem_ctx;
unsigned int writemask;
+ if (!(ir->write_mask & (1 << i)))
+ continue;
+
if (lhs) {
new_lhs = new(mem_ctx) ir_dereference_variable(lhs->components[i]);
- writemask = (ir->write_mask >> i) & 1;
+ writemask = 1;
} else {
new_lhs = ir->lhs->clone(mem_ctx, NULL);
- writemask = ir->write_mask & (1 << i);
+ writemask = 1 << i;
}
if (rhs) {
- new_rhs = new(mem_ctx) ir_dereference_variable(rhs->components[i]);
- /* If we're writing into a writemask, smear it out to that channel. */
- if (!lhs)
- new_rhs = new(mem_ctx) ir_swizzle(new_rhs, i, i, i, i, i + 1);
+ new_rhs =
+ new(mem_ctx) ir_dereference_variable(rhs->components[rhs_chan]);
} else {
new_rhs = new(mem_ctx) ir_swizzle(ir->rhs->clone(mem_ctx, NULL),
- i, i, i, i, 1);
+ rhs_chan, 0, 0, 0, 1);
}
ir->insert_before(new(mem_ctx) ir_assignment(new_lhs,
new_rhs,
NULL, writemask));
+
+ rhs_chan++;
}
ir->remove();
} else if (lhs) {
+ void *mem_ctx = lhs->mem_ctx;
int elem = -1;
switch (ir->write_mask) {
ir->write_mask = (1 << 0);
handle_rvalue(&ir->rhs);
- ir->rhs = new(mem_ctx) ir_swizzle(ir->rhs,
- elem, elem, elem, elem, 1);
} else {
handle_rvalue(&ir->rhs);
}
return visit_continue;
}
-extern "C" {
bool
brw_do_vector_splitting(exec_list *instructions)
{
visit_list_elements(&refs, instructions);
/* Trim out variables we can't split. */
- foreach_iter(exec_list_iterator, iter, refs.variable_list) {
- variable_entry *entry = (variable_entry *)iter.get();
+ foreach_list_safe(node, &refs.variable_list) {
+ variable_entry *entry = (variable_entry *)node;
if (debug) {
printf("vector %s@%p: decl %d, whole_access %d\n",
if (refs.variable_list.is_empty())
return false;
- void *mem_ctx = talloc_new(NULL);
+ void *mem_ctx = ralloc_context(NULL);
/* Replace the decls of the vectors to be split with their split
* components.
*/
- foreach_iter(exec_list_iterator, iter, refs.variable_list) {
- variable_entry *entry = (variable_entry *)iter.get();
+ foreach_list(node, &refs.variable_list) {
+ variable_entry *entry = (variable_entry *)node;
const struct glsl_type *type;
type = glsl_type::get_instance(entry->var->type->base_type, 1, 1);
- entry->mem_ctx = talloc_parent(entry->var);
+ entry->mem_ctx = ralloc_parent(entry->var);
for (unsigned int i = 0; i < entry->var->type->vector_elements; i++) {
- const char *name = talloc_asprintf(mem_ctx, "%s_%c",
+ const char *name = ralloc_asprintf(mem_ctx, "%s_%c",
entry->var->name,
"xyzw"[i]);
ir_vector_splitting_visitor split(&refs.variable_list);
visit_list_elements(&split, instructions);
- talloc_free(mem_ctx);
+ ralloc_free(mem_ctx);
return true;
}
-}