static void
add_var_xfb_varying(nir_xfb_info *xfb,
- nir_variable *var,
+ nir_xfb_varyings_info *varyings,
+ unsigned buffer,
unsigned offset,
const struct glsl_type *type)
{
- nir_xfb_varying_info *varying = &xfb->varyings[xfb->varying_count++];
+ if (varyings == NULL)
+ return;
+
+ nir_xfb_varying_info *varying = &varyings->varyings[varyings->varying_count++];
varying->type = type;
- varying->buffer = var->data.xfb_buffer;
+ varying->buffer = buffer;
varying->offset = offset;
- xfb->buffers[var->data.xfb_buffer].varying_count++;
+ xfb->buffers[buffer].varying_count++;
}
static nir_xfb_info *
-nir_gather_xfb_info_create(void *mem_ctx, uint16_t output_count, uint16_t varying_count)
+nir_xfb_info_create(void *mem_ctx, uint16_t output_count)
{
- nir_xfb_info *xfb = rzalloc_size(mem_ctx, sizeof(nir_xfb_info));
+ return rzalloc_size(mem_ctx, nir_xfb_info_size(output_count));
+}
- xfb->varyings = rzalloc_size(xfb, sizeof(nir_xfb_varying_info) * varying_count);
- xfb->outputs = rzalloc_size(xfb, sizeof(nir_xfb_output_info) * output_count);
+static size_t
+nir_xfb_varyings_info_size(uint16_t varying_count)
+{
+ return sizeof(nir_xfb_info) + sizeof(nir_xfb_varying_info) * varying_count;
+}
- return xfb;
+static nir_xfb_varyings_info *
+nir_xfb_varyings_info_create(void *mem_ctx, uint16_t varying_count)
+{
+ return rzalloc_size(mem_ctx, nir_xfb_varyings_info_size(varying_count));
}
static void
add_var_xfb_outputs(nir_xfb_info *xfb,
+ nir_xfb_varyings_info *varyings,
nir_variable *var,
unsigned buffer,
unsigned *location,
if (!glsl_type_is_array(child_type) &&
!glsl_type_is_struct(child_type)) {
- add_var_xfb_varying(xfb, var, *offset, type);
+ add_var_xfb_varying(xfb, varyings, buffer, *offset, type);
varying_added = true;
}
for (unsigned i = 0; i < length; i++)
- add_var_xfb_outputs(xfb, var, buffer, location, offset, child_type, varying_added);
+ add_var_xfb_outputs(xfb, varyings, var, buffer, location, offset,
+ child_type, varying_added);
} else if (glsl_type_is_struct_or_ifc(type)) {
unsigned length = glsl_get_length(type);
for (unsigned i = 0; i < length; i++) {
const struct glsl_type *child_type = glsl_get_struct_field(type, i);
- add_var_xfb_outputs(xfb, var, buffer, location, offset, child_type, varying_added);
+ add_var_xfb_outputs(xfb, varyings, var, buffer, location, offset,
+ child_type, varying_added);
}
} else {
assert(buffer < NIR_MAX_XFB_BUFFERS);
if (xfb->buffers_written & (1 << buffer)) {
- assert(xfb->buffers[buffer].stride == var->data.xfb_stride);
+ assert(xfb->buffers[buffer].stride == var->data.xfb.stride);
assert(xfb->buffer_to_stream[buffer] == var->data.stream);
} else {
xfb->buffers_written |= (1 << buffer);
- xfb->buffers[buffer].stride = var->data.xfb_stride;
+ xfb->buffers[buffer].stride = var->data.xfb.stride;
xfb->buffer_to_stream[buffer] = var->data.stream;
}
unsigned comp_offset = var->data.location_frac;
if (!varying_added) {
- add_var_xfb_varying(xfb, var, *offset, type);
+ add_var_xfb_varying(xfb, varyings, buffer, *offset, type);
}
while (comp_mask) {
nir_xfb_info *
nir_gather_xfb_info(const nir_shader *shader, void *mem_ctx)
+{
+ return nir_gather_xfb_info_with_varyings(shader, mem_ctx, NULL);
+}
+
+nir_xfb_info *
+nir_gather_xfb_info_with_varyings(const nir_shader *shader,
+ void *mem_ctx,
+ nir_xfb_varyings_info **varyings_info_out)
{
assert(shader->info.stage == MESA_SHADER_VERTEX ||
shader->info.stage == MESA_SHADER_TESS_EVAL ||
*/
unsigned num_outputs = 0;
unsigned num_varyings = 0;
- nir_foreach_variable(var, &shader->outputs) {
+ nir_xfb_varyings_info *varyings_info = NULL;
+ nir_foreach_shader_out_variable(var, shader) {
if (var->data.explicit_xfb_buffer) {
num_outputs += glsl_count_attribute_slots(var->type, false);
num_varyings += glsl_varying_count(var->type);
if (num_outputs == 0 || num_varyings == 0)
return NULL;
- nir_xfb_info *xfb = nir_gather_xfb_info_create(mem_ctx, num_outputs, num_varyings);
+ nir_xfb_info *xfb = nir_xfb_info_create(mem_ctx, num_outputs);
+ if (varyings_info_out != NULL) {
+ *varyings_info_out = nir_xfb_varyings_info_create(mem_ctx, num_varyings);
+ varyings_info = *varyings_info_out;
+ }
/* Walk the list of outputs and add them to the array */
- nir_foreach_variable(var, &shader->outputs) {
+ nir_foreach_shader_out_variable(var, shader) {
if (!var->data.explicit_xfb_buffer)
continue;
*/
bool is_array_block = var->interface_type != NULL &&
glsl_type_is_array(var->type) &&
- glsl_without_array(var->type) == glsl_get_bare_type(var->interface_type);
+ glsl_without_array(var->type) == var->interface_type;
if (var->data.explicit_offset && !is_array_block) {
unsigned offset = var->data.offset;
- add_var_xfb_outputs(xfb, var, var->data.xfb_buffer,
+ add_var_xfb_outputs(xfb, varyings_info, var, var->data.xfb.buffer,
&location, &offset, var->type, false);
} else if (is_array_block) {
assert(glsl_type_is_struct_or_ifc(var->interface_type));
}
unsigned offset = foffset;
- add_var_xfb_outputs(xfb, var, var->data.xfb_buffer + b,
+ add_var_xfb_outputs(xfb, varyings_info, var, var->data.xfb.buffer + b,
&location, &offset, ftype, false);
}
}
qsort(xfb->outputs, xfb->output_count, sizeof(xfb->outputs[0]),
compare_xfb_output_offsets);
- qsort(xfb->varyings, xfb->varying_count, sizeof(xfb->varyings[0]),
- compare_xfb_varying_offsets);
+ if (varyings_info != NULL) {
+ qsort(varyings_info->varyings, varyings_info->varying_count,
+ sizeof(varyings_info->varyings[0]),
+ compare_xfb_varying_offsets);
+ }
#ifndef NDEBUG
/* Finally, do a sanity check */
projects / mesa.git / blobdiff