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-rw-r--r--src/gallium/drivers/iris/iris_context.h8
-rw-r--r--src/gallium/drivers/iris/iris_program.c86
-rw-r--r--src/gallium/drivers/iris/iris_program_cache.c6
-rw-r--r--src/gallium/drivers/iris/iris_state.c6
4 files changed, 56 insertions, 50 deletions
diff --git a/src/gallium/drivers/iris/iris_context.h b/src/gallium/drivers/iris/iris_context.h
index 0b0255bcc18..078b1755ec6 100644
--- a/src/gallium/drivers/iris/iris_context.h
+++ b/src/gallium/drivers/iris/iris_context.h
@@ -263,6 +263,9 @@ struct iris_compiled_shader {
enum brw_param_builtin *system_values;
unsigned num_system_values;
+ /** Number of constbufs expected by the shader. */
+ unsigned num_cbufs;
+
/**
* Derived 3DSTATE_STREAMOUT and 3DSTATE_SO_DECL_LIST packets
* (the VUE-based information for transform feedback outputs).
@@ -642,8 +645,6 @@ void gen11_init_state(struct iris_context *ice);
/* iris_program.c */
const struct shader_info *iris_get_shader_info(const struct iris_context *ice,
gl_shader_stage stage);
-unsigned iris_get_shader_num_ubos(const struct iris_context *ice,
- gl_shader_stage stage);
struct iris_bo *iris_get_scratch_space(struct iris_context *ice,
unsigned per_thread_scratch,
gl_shader_stage stage);
@@ -665,7 +666,8 @@ struct iris_compiled_shader *iris_upload_shader(struct iris_context *ice,
struct brw_stage_prog_data *,
uint32_t *streamout,
enum brw_param_builtin *sysv,
- unsigned num_system_values);
+ unsigned num_system_values,
+ unsigned num_cbufs);
const void *iris_find_previous_compile(const struct iris_context *ice,
enum iris_program_cache_id cache_id,
unsigned program_string_id);
diff --git a/src/gallium/drivers/iris/iris_program.c b/src/gallium/drivers/iris/iris_program.c
index 499af26da9d..b7d626df7d3 100644
--- a/src/gallium/drivers/iris/iris_program.c
+++ b/src/gallium/drivers/iris/iris_program.c
@@ -515,7 +515,8 @@ assign_common_binding_table_offsets(const struct gen_device_info *devinfo,
const struct nir_shader *nir,
struct brw_stage_prog_data *prog_data,
uint32_t next_binding_table_offset,
- unsigned num_system_values)
+ unsigned num_system_values,
+ unsigned num_cbufs)
{
const struct shader_info *info = &nir->info;
@@ -535,13 +536,10 @@ assign_common_binding_table_offsets(const struct gen_device_info *devinfo,
prog_data->binding_table.image_start = 0xd0d0d0d0;
}
- int num_ubos = info->num_ubos +
- ((nir->num_uniforms || num_system_values) ? 1 : 0);
-
- if (num_ubos) {
+ if (num_cbufs) {
//assert(info->num_ubos <= BRW_MAX_UBO);
prog_data->binding_table.ubo_start = next_binding_table_offset;
- next_binding_table_offset += num_ubos;
+ next_binding_table_offset += num_cbufs;
} else {
prog_data->binding_table.ubo_start = 0xd0d0d0d0;
}
@@ -595,7 +593,8 @@ iris_setup_uniforms(const struct brw_compiler *compiler,
nir_shader *nir,
struct brw_stage_prog_data *prog_data,
enum brw_param_builtin **out_system_values,
- unsigned *out_num_system_values)
+ unsigned *out_num_system_values,
+ unsigned *out_num_cbufs)
{
const struct gen_device_info *devinfo = compiler->devinfo;
@@ -784,8 +783,17 @@ iris_setup_uniforms(const struct brw_compiler *compiler,
prog_data->nr_params = nir->num_uniforms / 4;
prog_data->param = rzalloc_array(mem_ctx, uint32_t, prog_data->nr_params);
+ /* System values and uniforms are stored in constant buffer 0, the
+ * user-facing UBOs are indexed by one. So if any constant buffer is
+ * needed, the constant buffer 0 will be needed, so account for it.
+ */
+ unsigned num_cbufs = nir->info.num_ubos;
+ if (num_cbufs || num_system_values || nir->num_uniforms)
+ num_cbufs++;
+
*out_system_values = system_values;
*out_num_system_values = num_system_values;
+ *out_num_cbufs = num_cbufs;
}
/**
@@ -806,6 +814,7 @@ iris_compile_vs(struct iris_context *ice,
struct brw_stage_prog_data *prog_data = &vue_prog_data->base;
enum brw_param_builtin *system_values;
unsigned num_system_values;
+ unsigned num_cbufs;
nir_shader *nir = nir_shader_clone(mem_ctx, ish->nir);
@@ -821,10 +830,10 @@ iris_compile_vs(struct iris_context *ice,
// XXX: alt mode
iris_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
- &num_system_values);
+ &num_system_values, &num_cbufs);
assign_common_binding_table_offsets(devinfo, nir, prog_data, 0,
- num_system_values);
+ num_system_values, num_cbufs);
brw_compute_vue_map(devinfo,
&vue_prog_data->vue_map, nir->info.outputs_written,
@@ -852,7 +861,8 @@ iris_compile_vs(struct iris_context *ice,
struct iris_compiled_shader *shader =
iris_upload_shader(ice, IRIS_CACHE_VS, sizeof(*key), key, program,
- prog_data, so_decls, system_values, num_system_values);
+ prog_data, so_decls, system_values, num_system_values,
+ num_cbufs);
if (ish->compiled_once) {
perf_debug(&ice->dbg, "Recompiling vertex shader\n");
@@ -909,22 +919,6 @@ iris_get_shader_info(const struct iris_context *ice, gl_shader_stage stage)
return &nir->info;
}
-// XXX: this function is gross
-unsigned
-iris_get_shader_num_ubos(const struct iris_context *ice, gl_shader_stage stage)
-{
- const struct iris_uncompiled_shader *ish = ice->shaders.uncompiled[stage];
- const struct iris_compiled_shader *shader = ice->shaders.prog[stage];
-
- if (ish) {
- const nir_shader *nir = ish->nir;
- /* see assign_common_binding_table_offsets */
- return nir->info.num_ubos +
- ((nir->num_uniforms || shader->num_system_values) ? 1 : 0);
- }
- return 0;
-}
-
/**
* Get the union of TCS output and TES input slots.
*
@@ -976,6 +970,7 @@ iris_compile_tcs(struct iris_context *ice,
struct brw_stage_prog_data *prog_data = &vue_prog_data->base;
enum brw_param_builtin *system_values = NULL;
unsigned num_system_values = 0;
+ unsigned num_cbufs;
nir_shader *nir;
@@ -983,9 +978,9 @@ iris_compile_tcs(struct iris_context *ice,
nir = nir_shader_clone(mem_ctx, ish->nir);
iris_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
- &num_system_values);
+ &num_system_values, &num_cbufs);
assign_common_binding_table_offsets(devinfo, nir, prog_data, 0,
- num_system_values);
+ num_system_values, num_cbufs);
} else {
nir = brw_nir_create_passthrough_tcs(mem_ctx, compiler, options, key);
@@ -1007,7 +1002,8 @@ iris_compile_tcs(struct iris_context *ice,
struct iris_compiled_shader *shader =
iris_upload_shader(ice, IRIS_CACHE_TCS, sizeof(*key), key, program,
- prog_data, NULL, system_values, num_system_values);
+ prog_data, NULL, system_values, num_system_values,
+ num_cbufs);
if (ish) {
if (ish->compiled_once) {
@@ -1077,14 +1073,15 @@ iris_compile_tes(struct iris_context *ice,
struct brw_stage_prog_data *prog_data = &vue_prog_data->base;
enum brw_param_builtin *system_values;
unsigned num_system_values;
+ unsigned num_cbufs;
nir_shader *nir = nir_shader_clone(mem_ctx, ish->nir);
iris_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
- &num_system_values);
+ &num_system_values, &num_cbufs);
assign_common_binding_table_offsets(devinfo, nir, prog_data, 0,
- num_system_values);
+ num_system_values, num_cbufs);
struct brw_vue_map input_vue_map;
brw_compute_tess_vue_map(&input_vue_map, key->inputs_read,
@@ -1107,7 +1104,8 @@ iris_compile_tes(struct iris_context *ice,
struct iris_compiled_shader *shader =
iris_upload_shader(ice, IRIS_CACHE_TES, sizeof(*key), key, program,
- prog_data, so_decls, system_values, num_system_values);
+ prog_data, so_decls, system_values, num_system_values,
+ num_cbufs);
if (ish->compiled_once) {
perf_debug(&ice->dbg, "Recompiling tessellation evaluation shader\n");
@@ -1167,14 +1165,15 @@ iris_compile_gs(struct iris_context *ice,
struct brw_stage_prog_data *prog_data = &vue_prog_data->base;
enum brw_param_builtin *system_values;
unsigned num_system_values;
+ unsigned num_cbufs;
nir_shader *nir = nir_shader_clone(mem_ctx, ish->nir);
iris_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
- &num_system_values);
+ &num_system_values, &num_cbufs);
assign_common_binding_table_offsets(devinfo, nir, prog_data, 0,
- num_system_values);
+ num_system_values, num_cbufs);
brw_compute_vue_map(devinfo,
&vue_prog_data->vue_map, nir->info.outputs_written,
@@ -1196,7 +1195,8 @@ iris_compile_gs(struct iris_context *ice,
struct iris_compiled_shader *shader =
iris_upload_shader(ice, IRIS_CACHE_GS, sizeof(*key), key, program,
- prog_data, so_decls, system_values, num_system_values);
+ prog_data, so_decls, system_values, num_system_values,
+ num_cbufs);
if (ish->compiled_once) {
perf_debug(&ice->dbg, "Recompiling geometry shader\n");
@@ -1258,17 +1258,18 @@ iris_compile_fs(struct iris_context *ice,
struct brw_stage_prog_data *prog_data = &fs_prog_data->base;
enum brw_param_builtin *system_values;
unsigned num_system_values;
+ unsigned num_cbufs;
nir_shader *nir = nir_shader_clone(mem_ctx, ish->nir);
// XXX: alt mode
iris_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
- &num_system_values);
+ &num_system_values, &num_cbufs);
assign_common_binding_table_offsets(devinfo, nir, prog_data,
MAX2(key->nr_color_regions, 1),
- num_system_values);
+ num_system_values, num_cbufs);
char *error_str = NULL;
const unsigned *program =
brw_compile_fs(compiler, &ice->dbg, mem_ctx, key, fs_prog_data,
@@ -1281,7 +1282,8 @@ iris_compile_fs(struct iris_context *ice,
struct iris_compiled_shader *shader =
iris_upload_shader(ice, IRIS_CACHE_FS, sizeof(*key), key, program,
- prog_data, NULL, system_values, num_system_values);
+ prog_data, NULL, system_values, num_system_values,
+ num_cbufs);
if (ish->compiled_once) {
perf_debug(&ice->dbg, "Recompiling fragment shader\n");
@@ -1486,6 +1488,7 @@ iris_compile_cs(struct iris_context *ice,
struct brw_stage_prog_data *prog_data = &cs_prog_data->base;
enum brw_param_builtin *system_values;
unsigned num_system_values;
+ unsigned num_cbufs;
nir_shader *nir = nir_shader_clone(mem_ctx, ish->nir);
@@ -1494,10 +1497,10 @@ iris_compile_cs(struct iris_context *ice,
prog_data->total_shared = nir->info.cs.shared_size;
iris_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
- &num_system_values);
+ &num_system_values, &num_cbufs);
assign_common_binding_table_offsets(devinfo, nir, prog_data, 1,
- num_system_values);
+ num_system_values, num_cbufs);
char *error_str = NULL;
const unsigned *program =
@@ -1511,7 +1514,8 @@ iris_compile_cs(struct iris_context *ice,
struct iris_compiled_shader *shader =
iris_upload_shader(ice, IRIS_CACHE_CS, sizeof(*key), key, program,
- prog_data, NULL, system_values, num_system_values);
+ prog_data, NULL, system_values, num_system_values,
+ num_cbufs);
if (ish->compiled_once) {
perf_debug(&ice->dbg, "Recompiling compute shader\n");
diff --git a/src/gallium/drivers/iris/iris_program_cache.c b/src/gallium/drivers/iris/iris_program_cache.c
index 1bc380e3df3..849f96906ca 100644
--- a/src/gallium/drivers/iris/iris_program_cache.c
+++ b/src/gallium/drivers/iris/iris_program_cache.c
@@ -166,7 +166,8 @@ iris_upload_shader(struct iris_context *ice,
struct brw_stage_prog_data *prog_data,
uint32_t *streamout,
enum brw_param_builtin *system_values,
- unsigned num_system_values)
+ unsigned num_system_values,
+ unsigned num_cbufs)
{
struct hash_table *cache = ice->shaders.cache;
struct iris_compiled_shader *shader =
@@ -197,6 +198,7 @@ iris_upload_shader(struct iris_context *ice,
shader->streamout = streamout;
shader->system_values = system_values;
shader->num_system_values = num_system_values;
+ shader->num_cbufs = num_cbufs;
ralloc_steal(shader, shader->prog_data);
ralloc_steal(shader->prog_data, prog_data->param);
@@ -254,7 +256,7 @@ iris_blorp_upload_shader(struct blorp_batch *blorp_batch,
struct iris_compiled_shader *shader =
iris_upload_shader(ice, IRIS_CACHE_BLORP, key_size, key, kernel,
- prog_data, NULL, NULL, 0);
+ prog_data, NULL, NULL, 0, 0);
struct iris_bo *bo = iris_resource_bo(shader->assembly.res);
*kernel_out =
diff --git a/src/gallium/drivers/iris/iris_state.c b/src/gallium/drivers/iris/iris_state.c
index 999edfd10e4..050738f7df1 100644
--- a/src/gallium/drivers/iris/iris_state.c
+++ b/src/gallium/drivers/iris/iris_state.c
@@ -3754,11 +3754,9 @@ iris_populate_binding_table(struct iris_context *ice,
push_bt_entry(addr);
}
- const int num_ubos = iris_get_shader_num_ubos(ice, stage);
+ bt_assert(ubo_start, shader->num_cbufs > 0);
- bt_assert(ubo_start, num_ubos > 0);
-
- for (int i = 0; i < num_ubos; i++) {
+ for (int i = 0; i < shader->num_cbufs; i++) {
uint32_t addr = use_const_buffer(batch, ice, &shs->constbuf[i]);
push_bt_entry(addr);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-23 12:35:48 +0000