radeonsi: use a compiler queue with a low priority for optimized shaders

[mesa.git] / src / gallium / drivers / vc4 / vc4_nir_lower_blend.c

diff --git a/src/gallium/drivers/vc4/vc4_nir_lower_blend.c b/src/gallium/drivers/vc4/vc4_nir_lower_blend.c
index 7811f1ce40a9c8e43e2d2c0e3f644869950d8aaa..a28ebb5bb7c784200b522e2c3c9907ba621365e4 100644 (file)
--- a/src/gallium/drivers/vc4/vc4_nir_lower_blend.c
+++ b/src/gallium/drivers/vc4/vc4_nir_lower_blend.c
@@ -494,7 +494,7 @@ vc4_nir_emit_alpha_test_discard(struct vc4_compile *c, nir_builder *b,
         discard->num_components = 1;
         discard->src[0] = nir_src_for_ssa(nir_inot(b, condition));
         nir_builder_instr_insert(b, &discard->instr);
-        c->s->info->fs.uses_discard = true;
+        c->s->info.fs.uses_discard = true;
 }
 
 static nir_ssa_def *
@@ -630,16 +630,14 @@ vc4_nir_lower_blend_instr(struct vc4_compile *c, nir_builder *b,
 {
         nir_ssa_def *frag_color = intr->src[0].ssa;
 
-        if (c->fs_key->sample_coverage) {
-                vc4_nir_store_sample_mask(c, b, nir_load_sample_mask_in(b));
-        } else if (c->fs_key->sample_alpha_to_coverage) {
+        if (c->fs_key->sample_alpha_to_coverage) {
                 nir_ssa_def *a = nir_channel(b, frag_color, 3);
 
                 /* XXX: We should do a nice dither based on the fragment
                  * coordinate, instead.
                  */
                 nir_ssa_def *num_samples = nir_imm_float(b, VC4_MAX_SAMPLES);
-                nir_ssa_def *num_bits = nir_f2i(b, nir_fmul(b, a, num_samples));
+                nir_ssa_def *num_bits = nir_f2i32(b, nir_fmul(b, a, num_samples));
                 nir_ssa_def *bitmask = nir_isub(b,
                                                 nir_ishl(b,
                                                          nir_imm_int(b, 1),
@@ -721,4 +719,16 @@ vc4_nir_lower_blend(nir_shader *s, struct vc4_compile *c)
                                               nir_metadata_dominance);
                 }
         }
+
+        /* If we didn't do alpha-to-coverage on the output color, we still
+         * need to pass glSampleMask() through.
+         */
+        if (c->fs_key->sample_coverage && !c->fs_key->sample_alpha_to_coverage) {
+                nir_function_impl *impl = nir_shader_get_entrypoint(s);
+                nir_builder b;
+                nir_builder_init(&b, impl);
+                b.cursor = nir_after_block(nir_impl_last_block(impl));
+
+                vc4_nir_store_sample_mask(c, &b, nir_load_sample_mask_in(&b));
+        }
 }