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-rw-r--r--src/panfrost/bifrost/bi_print.c3
-rw-r--r--src/panfrost/bifrost/bi_tables.c1
-rw-r--r--src/panfrost/bifrost/bifrost_compile.c23
-rw-r--r--src/panfrost/bifrost/compiler.h7
4 files changed, 30 insertions, 4 deletions
diff --git a/src/panfrost/bifrost/bi_print.c b/src/panfrost/bifrost/bi_print.c
index 9bdb84e1a4d..863e894606c 100644
--- a/src/panfrost/bifrost/bi_print.c
+++ b/src/panfrost/bifrost/bi_print.c
@@ -122,6 +122,7 @@ bi_class_name(enum bi_class cl)
case BI_FMA: return "fma";
case BI_FREXP: return "frexp";
case BI_LOAD: return "load";
+ case BI_LOAD_UNIFORM: return "load_uniform";
case BI_LOAD_ATTR: return "load_attr";
case BI_LOAD_VAR: return "load_var";
case BI_LOAD_VAR_ADDRESS: return "load_var_address";
@@ -290,7 +291,7 @@ bi_print_instruction(bi_instruction *ins, FILE *fp)
if (ins->type == BI_MINMAX)
fprintf(fp, "%s", bi_minmax_mode_name(ins->minmax));
- else if (ins->type == BI_LOAD_ATTR || ins->type == BI_LOAD_VAR_ADDRESS)
+ else if (ins->type == BI_LOAD_ATTR || ins->type == BI_LOAD_VAR_ADDRESS || ins->type == BI_LOAD_UNIFORM)
bi_print_load(&ins->load, fp);
else if (ins->type == BI_LOAD_VAR)
bi_print_load_vary(&ins->load_vary, fp);
diff --git a/src/panfrost/bifrost/bi_tables.c b/src/panfrost/bifrost/bi_tables.c
index 3239e5670f6..06430d0912b 100644
--- a/src/panfrost/bifrost/bi_tables.c
+++ b/src/panfrost/bifrost/bi_tables.c
@@ -39,6 +39,7 @@ unsigned bi_class_props[BI_NUM_CLASSES] = {
[BI_FMA] = BI_ROUNDMODE | BI_SCHED_FMA,
[BI_FREXP] = BI_SCHED_ALL,
[BI_LOAD] = BI_SCHED_HI_LATENCY,
+ [BI_LOAD_UNIFORM] = BI_SCHED_HI_LATENCY,
[BI_LOAD_ATTR] = BI_SCHED_HI_LATENCY,
[BI_LOAD_VAR] = BI_SCHED_HI_LATENCY,
[BI_LOAD_VAR_ADDRESS] = BI_SCHED_HI_LATENCY,
diff --git a/src/panfrost/bifrost/bifrost_compile.c b/src/panfrost/bifrost/bifrost_compile.c
index c48a3d37d4d..3aedcd063fc 100644
--- a/src/panfrost/bifrost/bifrost_compile.c
+++ b/src/panfrost/bifrost/bifrost_compile.c
@@ -166,6 +166,24 @@ bi_emit_st_vary(bi_context *ctx, nir_intrinsic_instr *instr)
}
static void
+bi_emit_ld_uniform(bi_context *ctx, nir_intrinsic_instr *instr)
+{
+ /* TODO: Indirect access */
+
+ bi_instruction ld = {
+ .type = BI_LOAD_UNIFORM,
+ .load = bi_direct_load_for_instr(instr),
+ .dest = bir_dest_index(&instr->dest),
+ .dest_type = nir_intrinsic_type(instr),
+ .src = {
+ BIR_INDEX_ZERO /* TODO: UBOs */
+ }
+ };
+
+ bi_emit(ctx, ld);
+}
+
+static void
emit_intrinsic(bi_context *ctx, nir_intrinsic_instr *instr)
{
@@ -192,6 +210,11 @@ emit_intrinsic(bi_context *ctx, nir_intrinsic_instr *instr)
else
unreachable("Unsupported shader stage");
break;
+
+ case nir_intrinsic_load_uniform:
+ bi_emit_ld_uniform(ctx, instr);
+ break;
+
default:
/* todo */
break;
diff --git a/src/panfrost/bifrost/compiler.h b/src/panfrost/bifrost/compiler.h
index 18127bacfd8..de417fb8e3e 100644
--- a/src/panfrost/bifrost/compiler.h
+++ b/src/panfrost/bifrost/compiler.h
@@ -59,6 +59,7 @@ enum bi_class {
BI_FMA,
BI_FREXP,
BI_LOAD,
+ BI_LOAD_UNIFORM,
BI_LOAD_ATTR,
BI_LOAD_VAR,
BI_LOAD_VAR_ADDRESS,
@@ -112,12 +113,12 @@ extern unsigned bi_class_props[BI_NUM_CLASSES];
/* It can't get any worse than csel4... can it? */
#define BIR_SRC_COUNT 4
-/* Class-specific data for BI_LD_ATTR, BI_LD_VAR_ADDR */
+/* Class-specific data for BI_LOAD, BI_LD_ATTR, BI_LD_VAR_ADDR */
struct bi_load {
- /* Note: no indirects here */
+ /* Note: LD_ATTR does not support indirects */
unsigned location;
- /* Only for BI_LD_ATTR. But number of vector channels */
+ /* Number of vector channels */
unsigned channels;
};