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i965/fs: Add VS output support to nir_setup_outputs(). 

Adapted from fs_visitor::visit(ir_variable *).

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Jason Ekstrand <jason.ekstrand@intel.com>
This commit is contained in:
Kenneth Graunke 2015-03-09 01:58:58 -07:00
parent eb137117b7
commit 7ef0b6b367
1 changed files with 11 additions and 5 deletions
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16
src/mesa/drivers/dri/i965/brw_fs_nir.cpp
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@ -255,7 +255,17 @@ fs_visitor::nir_setup_outputs(nir_shader *shader)
nir_variable *var = (nir_variable *) entry->data;
fs_reg reg = offset(nir_outputs, var->data.driver_location);
if (var->data.index > 0) {
int vector_elements =
var->type->is_array() ? var->type->fields.array->vector_elements
: var->type->vector_elements;
if (stage == MESA_SHADER_VERTEX) {
for (int i = 0; i < ALIGN(type_size(var->type), 4) / 4; i++) {
int output = var->data.location + i;
this->outputs[output] = offset(reg, 4 * i);
this->output_components[output] = vector_elements;
}
} else if (var->data.index > 0) {
assert(var->data.location == FRAG_RESULT_DATA0);
assert(var->data.index == 1);
this->dual_src_output = reg;
@ -275,10 +285,6 @@ fs_visitor::nir_setup_outputs(nir_shader *shader)
assert(var->data.location >= FRAG_RESULT_DATA0 &&
var->data.location < FRAG_RESULT_DATA0 + BRW_MAX_DRAW_BUFFERS);
int vector_elements =
var->type->is_array() ? var->type->fields.array->vector_elements
: var->type->vector_elements;
/* General color output. */
for (unsigned int i = 0; i < MAX2(1, var->type->length); i++) {
int output = var->data.location - FRAG_RESULT_DATA0 + i;