--- /dev/null
+/*
+ * Copyright (C) 2023 Collabora, Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "nir_builder.h"
+#include "pan_context.h"
+
+static bool
+pass(nir_builder *b, nir_instr *instr, void *data)
+{
+ if (instr->type != nir_instr_type_intrinsic)
+ return false;
+
+ nir_intrinsic_instr *intr = nir_instr_as_intrinsic(instr);
+ if (intr->intrinsic != nir_intrinsic_store_output)
+ return false;
+
+ unsigned *nr_cbufs = data;
+ unsigned location = nir_intrinsic_io_semantics(intr).location;
+
+ if (location >= FRAG_RESULT_DATA0 &&
+ (location - FRAG_RESULT_DATA0) >= (*nr_cbufs)) {
+ nir_instr_remove(instr);
+ return true;
+ } else {
+ return false;
+ }
+}
+
+bool
+panfrost_nir_remove_fragcolor_stores(nir_shader *s, unsigned nr_cbufs)
+{
+ return nir_shader_instructions_pass(
+ s, pass, nir_metadata_block_index | nir_metadata_dominance, &nr_cbufs);
+}
inputs.fixed_varying_mask = key->fs.fixed_varying_mask;
if (s->info.outputs_written & BITFIELD_BIT(FRAG_RESULT_COLOR)) {
- NIR_PASS_V(s, nir_lower_fragcolor, key->fs.nr_cbufs_for_fragcolor);
+ NIR_PASS_V(s, nir_lower_fragcolor, 8);
}
} else if (s->info.stage == MESA_SHADER_VERTEX) {
inputs.fixed_varying_mask = fixed_varying_mask;
pan_shader_preprocess(s, inputs.gpu_id);
if (s->info.stage == MESA_SHADER_FRAGMENT) {
+ if (key->fs.nr_cbufs_for_fragcolor) {
+ NIR_PASS_V(s, panfrost_nir_remove_fragcolor_stores,
+ key->fs.nr_cbufs_for_fragcolor);
+ }
+
if (key->fs.sprite_coord_enable) {
NIR_PASS_V(s, nir_lower_texcoord_replace_late,
key->fs.sprite_coord_enable,