#include "radv_debug.h"
#include "radv_private.h"
#include "radv_shader.h"
+#include "radv_shader_helper.h"
#include "nir/nir.h"
#include "nir/nir_builder.h"
#include "spirv/nir_spirv.h"
#include <llvm-c/Support.h>
#include "sid.h"
-#include "gfx9d.h"
#include "ac_binary.h"
#include "ac_llvm_util.h"
#include "ac_nir_to_llvm.h"
+#include "ac_rtld.h"
#include "vk_format.h"
#include "util/debug.h"
#include "ac_exp_param.h"
static const struct nir_shader_compiler_options nir_options = {
.vertex_id_zero_based = true,
.lower_scmp = true,
+ .lower_flrp16 = true,
.lower_flrp32 = true,
.lower_flrp64 = true,
.lower_device_index_to_zero = true,
.lower_fsat = true,
.lower_fdiv = true,
+ .lower_bitfield_insert_to_bitfield_select = true,
+ .lower_bitfield_extract = true,
.lower_sub = true,
.lower_pack_snorm_2x16 = true,
.lower_pack_snorm_4x8 = true,
.lower_extract_word = true,
.lower_ffma = true,
.lower_fpow = true,
- .vs_inputs_dual_locations = true,
+ .lower_mul_2x32_64 = true,
+ .lower_rotate = true,
.max_unroll_iterations = 32
};
}
void
-radv_optimize_nir(struct nir_shader *shader, bool optimize_conservatively)
+radv_optimize_nir(struct nir_shader *shader, bool optimize_conservatively,
+ bool allow_copies)
{
bool progress;
+ unsigned lower_flrp =
+ (shader->options->lower_flrp16 ? 16 : 0) |
+ (shader->options->lower_flrp32 ? 32 : 0) |
+ (shader->options->lower_flrp64 ? 64 : 0);
do {
progress = false;
+ NIR_PASS(progress, shader, nir_split_array_vars, nir_var_function_temp);
+ NIR_PASS(progress, shader, nir_shrink_vec_array_vars, nir_var_function_temp);
+
NIR_PASS_V(shader, nir_lower_vars_to_ssa);
NIR_PASS_V(shader, nir_lower_pack);
- NIR_PASS_V(shader, nir_lower_alu_to_scalar);
+
+ if (allow_copies) {
+ /* Only run this pass in the first call to
+ * radv_optimize_nir. Later calls assume that we've
+ * lowered away any copy_deref instructions and we
+ * don't want to introduce any more.
+ */
+ NIR_PASS(progress, shader, nir_opt_find_array_copies);
+ }
+
+ NIR_PASS(progress, shader, nir_opt_copy_prop_vars);
+ NIR_PASS(progress, shader, nir_opt_dead_write_vars);
+
+ NIR_PASS_V(shader, nir_lower_alu_to_scalar, NULL);
NIR_PASS_V(shader, nir_lower_phis_to_scalar);
NIR_PASS(progress, shader, nir_copy_prop);
NIR_PASS(progress, shader, nir_opt_remove_phis);
NIR_PASS(progress, shader, nir_opt_dce);
}
- NIR_PASS(progress, shader, nir_opt_if);
+ NIR_PASS(progress, shader, nir_opt_if, true);
NIR_PASS(progress, shader, nir_opt_dead_cf);
NIR_PASS(progress, shader, nir_opt_cse);
- NIR_PASS(progress, shader, nir_opt_peephole_select, 8);
- NIR_PASS(progress, shader, nir_opt_algebraic);
+ NIR_PASS(progress, shader, nir_opt_peephole_select, 8, true, true);
NIR_PASS(progress, shader, nir_opt_constant_folding);
+ NIR_PASS(progress, shader, nir_opt_algebraic);
+
+ if (lower_flrp != 0) {
+ bool lower_flrp_progress = false;
+ NIR_PASS(lower_flrp_progress,
+ shader,
+ nir_lower_flrp,
+ lower_flrp,
+ false /* always_precise */,
+ shader->options->lower_ffma);
+ if (lower_flrp_progress) {
+ NIR_PASS(progress, shader,
+ nir_opt_constant_folding);
+ progress = true;
+ }
+
+ /* Nothing should rematerialize any flrps, so we only
+ * need to do this lowering once.
+ */
+ lower_flrp = 0;
+ }
+
NIR_PASS(progress, shader, nir_opt_undef);
NIR_PASS(progress, shader, nir_opt_conditional_discard);
if (shader->options->max_unroll_iterations) {
const char *entrypoint_name,
gl_shader_stage stage,
const VkSpecializationInfo *spec_info,
- const VkPipelineCreateFlags flags)
+ const VkPipelineCreateFlags flags,
+ const struct radv_pipeline_layout *layout)
{
nir_shader *nir;
- nir_function *entry_point;
if (module->nir) {
/* Some things such as our meta clear/blit code will give us a NIR
* shader directly. In that case, we just ignore the SPIR-V entirely
* and just use the NIR shader */
nir = module->nir;
nir->options = &nir_options;
- nir_validate_shader(nir);
+ nir_validate_shader(nir, "in internal shader");
assert(exec_list_length(&nir->functions) == 1);
- struct exec_node *node = exec_list_get_head(&nir->functions);
- entry_point = exec_node_data(nir_function, node, node);
} else {
uint32_t *spirv = (uint32_t *) module->data;
assert(module->size % 4 == 0);
}
}
const struct spirv_to_nir_options spirv_options = {
+ .lower_ubo_ssbo_access_to_offsets = true,
.caps = {
+ .amd_gcn_shader = true,
+ .amd_shader_ballot = device->instance->perftest_flags & RADV_PERFTEST_SHADER_BALLOT,
+ .amd_trinary_minmax = true,
+ .derivative_group = true,
+ .descriptor_array_dynamic_indexing = true,
+ .descriptor_array_non_uniform_indexing = true,
+ .descriptor_indexing = true,
.device_group = true,
.draw_parameters = true,
+ .float16 = true,
.float64 = true,
+ .geometry_streams = true,
.image_read_without_format = true,
.image_write_without_format = true,
- .tessellation = true,
+ .int8 = true,
+ .int16 = true,
.int64 = true,
+ .int64_atomics = true,
.multiview = true,
+ .physical_storage_buffer_address = true,
+ .runtime_descriptor_array = true,
+ .shader_viewport_index_layer = true,
+ .stencil_export = true,
+ .storage_8bit = true,
+ .storage_16bit = true,
+ .storage_image_ms = true,
+ .subgroup_arithmetic = true,
.subgroup_ballot = true,
.subgroup_basic = true,
.subgroup_quad = true,
.subgroup_shuffle = true,
.subgroup_vote = true,
+ .tessellation = true,
+ .transform_feedback = true,
.variable_pointers = true,
- .gcn_shader = true,
- .trinary_minmax = true,
- .shader_viewport_index_layer = true,
- .descriptor_array_dynamic_indexing = true,
- .runtime_descriptor_array = true,
- .stencil_export = true,
},
+ .ubo_addr_format = nir_address_format_32bit_index_offset,
+ .ssbo_addr_format = nir_address_format_32bit_index_offset,
+ .phys_ssbo_addr_format = nir_address_format_64bit_global,
+ .push_const_addr_format = nir_address_format_logical,
+ .shared_addr_format = nir_address_format_32bit_offset,
};
- entry_point = spirv_to_nir(spirv, module->size / 4,
- spec_entries, num_spec_entries,
- stage, entrypoint_name,
- &spirv_options, &nir_options);
- nir = entry_point->shader;
+ nir = spirv_to_nir(spirv, module->size / 4,
+ spec_entries, num_spec_entries,
+ stage, entrypoint_name,
+ &spirv_options, &nir_options);
assert(nir->info.stage == stage);
- nir_validate_shader(nir);
+ nir_validate_shader(nir, "after spirv_to_nir");
free(spec_entries);
* inline functions. That way they get properly initialized at the top
* of the function and not at the top of its caller.
*/
- NIR_PASS_V(nir, nir_lower_constant_initializers, nir_var_local);
+ NIR_PASS_V(nir, nir_lower_constant_initializers, nir_var_function_temp);
NIR_PASS_V(nir, nir_lower_returns);
NIR_PASS_V(nir, nir_inline_functions);
- NIR_PASS_V(nir, nir_copy_prop);
+ NIR_PASS_V(nir, nir_opt_deref);
/* Pick off the single entrypoint that we want */
foreach_list_typed_safe(nir_function, func, node, &nir->functions) {
- if (func != entry_point)
+ if (func->is_entrypoint)
+ func->name = ralloc_strdup(func, "main");
+ else
exec_node_remove(&func->node);
}
assert(exec_list_length(&nir->functions) == 1);
- entry_point->name = ralloc_strdup(entry_point, "main");
/* Make sure we lower constant initializers on output variables so that
* nir_remove_dead_variables below sees the corresponding stores
*/
NIR_PASS_V(nir, nir_lower_constant_initializers, nir_var_shader_out);
- NIR_PASS_V(nir, nir_remove_dead_variables,
- nir_var_shader_in | nir_var_shader_out | nir_var_system_value);
-
/* Now that we've deleted all but the main function, we can go ahead and
* lower the rest of the constant initializers.
*/
NIR_PASS_V(nir, nir_split_var_copies);
NIR_PASS_V(nir, nir_split_per_member_structs);
+ NIR_PASS_V(nir, nir_remove_dead_variables,
+ nir_var_shader_in | nir_var_shader_out | nir_var_system_value);
+
NIR_PASS_V(nir, nir_lower_system_values);
NIR_PASS_V(nir, nir_lower_clip_cull_distance_arrays);
+ NIR_PASS_V(nir, radv_nir_lower_ycbcr_textures, layout);
}
/* Vulkan uses the separate-shader linking model */
nir->info.separate_shader = true;
- nir_shader_gather_info(nir, entry_point->impl);
+ nir_shader_gather_info(nir, nir_shader_get_entrypoint(nir));
static const nir_lower_tex_options tex_options = {
.lower_txp = ~0,
+ .lower_tg4_offsets = true,
};
nir_lower_tex(nir, &tex_options);
}
nir_split_var_copies(nir);
- nir_lower_var_copies(nir);
nir_lower_global_vars_to_local(nir);
- nir_remove_dead_variables(nir, nir_var_local);
+ nir_remove_dead_variables(nir, nir_var_function_temp);
nir_lower_subgroups(nir, &(struct nir_lower_subgroups_options) {
.subgroup_size = 64,
.ballot_bit_size = 64,
.lower_vote_eq_to_ballot = 1,
});
+ nir_lower_load_const_to_scalar(nir);
+
if (!(flags & VK_PIPELINE_CREATE_DISABLE_OPTIMIZATION_BIT))
- radv_optimize_nir(nir, false);
+ radv_optimize_nir(nir, false, true);
+
+ /* We call nir_lower_var_copies() after the first radv_optimize_nir()
+ * to remove any copies introduced by nir_opt_find_array_copies().
+ */
+ nir_lower_var_copies(nir);
/* Indirect lowering must be called after the radv_optimize_nir() loop
* has been called at least once. Otherwise indirect lowering can
* considered too large for unrolling.
*/
ac_lower_indirect_derefs(nir, device->physical_device->rad_info.chip_class);
- radv_optimize_nir(nir, flags & VK_PIPELINE_CREATE_DISABLE_OPTIMIZATION_BIT);
+ radv_optimize_nir(nir, flags & VK_PIPELINE_CREATE_DISABLE_OPTIMIZATION_BIT, false);
return nir;
}
slab->bo = device->ws->buffer_create(device->ws, slab->size, 256,
RADEON_DOMAIN_VRAM,
RADEON_FLAG_NO_INTERPROCESS_SHARING |
- device->physical_device->cpdma_prefetch_writes_memory ?
- 0 : RADEON_FLAG_READ_ONLY);
+ (device->physical_device->cpdma_prefetch_writes_memory ?
+ 0 : RADEON_FLAG_READ_ONLY),
+ RADV_BO_PRIORITY_SHADER);
slab->ptr = (char*)device->ws->buffer_map(slab->bo);
list_inithead(&slab->shaders);
#define DEBUGGER_NUM_MARKERS 5
static unsigned
-radv_get_shader_binary_size(struct ac_shader_binary *binary)
+radv_get_shader_binary_size(size_t code_size)
{
- return binary->code_size + DEBUGGER_NUM_MARKERS * 4;
+ return code_size + DEBUGGER_NUM_MARKERS * 4;
}
-static void
-radv_fill_shader_variant(struct radv_device *device,
- struct radv_shader_variant *variant,
- struct ac_shader_binary *binary,
- gl_shader_stage stage)
+static void radv_postprocess_config(const struct radv_physical_device *pdevice,
+ const struct ac_shader_config *config_in,
+ const struct radv_shader_variant_info *info,
+ gl_shader_stage stage,
+ struct ac_shader_config *config_out)
{
- bool scratch_enabled = variant->config.scratch_bytes_per_wave > 0;
- struct radv_shader_info *info = &variant->info.info;
+ bool scratch_enabled = config_in->scratch_bytes_per_wave > 0;
unsigned vgpr_comp_cnt = 0;
+ unsigned num_input_vgprs = info->num_input_vgprs;
- variant->code_size = radv_get_shader_binary_size(binary);
- variant->rsrc2 = S_00B12C_USER_SGPR(variant->info.num_user_sgprs) |
- S_00B12C_SCRATCH_EN(scratch_enabled);
+ if (stage == MESA_SHADER_FRAGMENT) {
+ num_input_vgprs = 0;
+ if (G_0286CC_PERSP_SAMPLE_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 2;
+ if (G_0286CC_PERSP_CENTER_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 2;
+ if (G_0286CC_PERSP_CENTROID_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 2;
+ if (G_0286CC_PERSP_PULL_MODEL_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 3;
+ if (G_0286CC_LINEAR_SAMPLE_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 2;
+ if (G_0286CC_LINEAR_CENTER_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 2;
+ if (G_0286CC_LINEAR_CENTROID_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 2;
+ if (G_0286CC_LINE_STIPPLE_TEX_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 1;
+ if (G_0286CC_POS_X_FLOAT_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 1;
+ if (G_0286CC_POS_Y_FLOAT_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 1;
+ if (G_0286CC_POS_Z_FLOAT_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 1;
+ if (G_0286CC_POS_W_FLOAT_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 1;
+ if (G_0286CC_FRONT_FACE_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 1;
+ if (G_0286CC_ANCILLARY_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 1;
+ if (G_0286CC_SAMPLE_COVERAGE_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 1;
+ if (G_0286CC_POS_FIXED_PT_ENA(config_in->spi_ps_input_addr))
+ num_input_vgprs += 1;
+ }
+
+ unsigned num_vgprs = MAX2(config_in->num_vgprs, num_input_vgprs);
+ /* +3 for scratch wave offset and VCC */
+ unsigned num_sgprs = MAX2(config_in->num_sgprs, info->num_input_sgprs + 3);
- variant->rsrc1 = S_00B848_VGPRS((variant->config.num_vgprs - 1) / 4) |
- S_00B848_SGPRS((variant->config.num_sgprs - 1) / 8) |
- S_00B848_DX10_CLAMP(1) |
- S_00B848_FLOAT_MODE(variant->config.float_mode);
+ *config_out = *config_in;
+ config_out->num_vgprs = num_vgprs;
+ config_out->num_sgprs = num_sgprs;
+
+ /* Enable 64-bit and 16-bit denormals, because there is no performance
+ * cost.
+ *
+ * If denormals are enabled, all floating-point output modifiers are
+ * ignored.
+ *
+ * Don't enable denormals for 32-bit floats, because:
+ * - Floating-point output modifiers would be ignored by the hw.
+ * - Some opcodes don't support denormals, such as v_mad_f32. We would
+ * have to stop using those.
+ * - GFX6 & GFX7 would be very slow.
+ */
+ config_out->float_mode |= V_00B028_FP_64_DENORMS;
+
+ config_out->rsrc2 = S_00B12C_USER_SGPR(info->num_user_sgprs) |
+ S_00B12C_USER_SGPR_MSB_GFX9(info->num_user_sgprs >> 5) |
+ S_00B12C_SCRATCH_EN(scratch_enabled) |
+ S_00B12C_SO_BASE0_EN(!!info->info.so.strides[0]) |
+ S_00B12C_SO_BASE1_EN(!!info->info.so.strides[1]) |
+ S_00B12C_SO_BASE2_EN(!!info->info.so.strides[2]) |
+ S_00B12C_SO_BASE3_EN(!!info->info.so.strides[3]) |
+ S_00B12C_SO_EN(!!info->info.so.num_outputs);
+
+ config_out->rsrc1 = S_00B848_VGPRS((num_vgprs - 1) / 4) |
+ S_00B848_SGPRS((num_sgprs - 1) / 8) |
+ S_00B848_DX10_CLAMP(1) |
+ S_00B848_FLOAT_MODE(config_out->float_mode);
switch (stage) {
case MESA_SHADER_TESS_EVAL:
- vgpr_comp_cnt = 3;
- variant->rsrc2 |= S_00B12C_OC_LDS_EN(1);
+ if (info->tes.as_es) {
+ assert(pdevice->rad_info.chip_class <= GFX8);
+ vgpr_comp_cnt = info->info.uses_prim_id ? 3 : 2;
+ } else {
+ bool enable_prim_id = info->tes.export_prim_id || info->info.uses_prim_id;
+ vgpr_comp_cnt = enable_prim_id ? 3 : 2;
+ }
+ config_out->rsrc2 |= S_00B12C_OC_LDS_EN(1);
break;
case MESA_SHADER_TESS_CTRL:
- if (device->physical_device->rad_info.chip_class >= GFX9) {
- vgpr_comp_cnt = variant->info.vs.vgpr_comp_cnt;
+ if (pdevice->rad_info.chip_class >= GFX9) {
+ /* We need at least 2 components for LS.
+ * VGPR0-3: (VertexID, RelAutoindex, InstanceID / StepRate0, InstanceID).
+ * StepRate0 is set to 1. so that VGPR3 doesn't have to be loaded.
+ */
+ vgpr_comp_cnt = info->info.vs.needs_instance_id ? 2 : 1;
} else {
- variant->rsrc2 |= S_00B12C_OC_LDS_EN(1);
+ config_out->rsrc2 |= S_00B12C_OC_LDS_EN(1);
}
break;
case MESA_SHADER_VERTEX:
- case MESA_SHADER_GEOMETRY:
- vgpr_comp_cnt = variant->info.vs.vgpr_comp_cnt;
+ if (info->vs.as_ls) {
+ assert(pdevice->rad_info.chip_class <= GFX8);
+ /* We need at least 2 components for LS.
+ * VGPR0-3: (VertexID, RelAutoindex, InstanceID / StepRate0, InstanceID).
+ * StepRate0 is set to 1. so that VGPR3 doesn't have to be loaded.
+ */
+ vgpr_comp_cnt = info->info.vs.needs_instance_id ? 2 : 1;
+ } else if (info->vs.as_es) {
+ assert(pdevice->rad_info.chip_class <= GFX8);
+ /* VGPR0-3: (VertexID, InstanceID / StepRate0, ...) */
+ vgpr_comp_cnt = info->info.vs.needs_instance_id ? 1 : 0;
+ } else {
+ /* VGPR0-3: (VertexID, InstanceID / StepRate0, PrimID, InstanceID)
+ * If PrimID is disabled. InstanceID / StepRate1 is loaded instead.
+ * StepRate0 is set to 1. so that VGPR3 doesn't have to be loaded.
+ */
+ if (info->vs.export_prim_id) {
+ vgpr_comp_cnt = 2;
+ } else if (info->info.vs.needs_instance_id) {
+ vgpr_comp_cnt = 1;
+ } else {
+ vgpr_comp_cnt = 0;
+ }
+ }
break;
case MESA_SHADER_FRAGMENT:
+ case MESA_SHADER_GEOMETRY:
break;
case MESA_SHADER_COMPUTE:
- variant->rsrc2 |=
- S_00B84C_TGID_X_EN(info->cs.uses_block_id[0]) |
- S_00B84C_TGID_Y_EN(info->cs.uses_block_id[1]) |
- S_00B84C_TGID_Z_EN(info->cs.uses_block_id[2]) |
- S_00B84C_TIDIG_COMP_CNT(info->cs.uses_thread_id[2] ? 2 :
- info->cs.uses_thread_id[1] ? 1 : 0) |
- S_00B84C_TG_SIZE_EN(info->cs.uses_local_invocation_idx) |
- S_00B84C_LDS_SIZE(variant->config.lds_size);
+ config_out->rsrc2 |=
+ S_00B84C_TGID_X_EN(info->info.cs.uses_block_id[0]) |
+ S_00B84C_TGID_Y_EN(info->info.cs.uses_block_id[1]) |
+ S_00B84C_TGID_Z_EN(info->info.cs.uses_block_id[2]) |
+ S_00B84C_TIDIG_COMP_CNT(info->info.cs.uses_thread_id[2] ? 2 :
+ info->info.cs.uses_thread_id[1] ? 1 : 0) |
+ S_00B84C_TG_SIZE_EN(info->info.cs.uses_local_invocation_idx) |
+ S_00B84C_LDS_SIZE(config_in->lds_size);
break;
default:
unreachable("unsupported shader type");
break;
}
- if (device->physical_device->rad_info.chip_class >= GFX9 &&
+ if (pdevice->rad_info.chip_class >= GFX9 &&
stage == MESA_SHADER_GEOMETRY) {
- unsigned es_type = variant->info.gs.es_type;
+ unsigned es_type = info->gs.es_type;
unsigned gs_vgpr_comp_cnt, es_vgpr_comp_cnt;
if (es_type == MESA_SHADER_VERTEX) {
- es_vgpr_comp_cnt = variant->info.vs.vgpr_comp_cnt;
+ /* VGPR0-3: (VertexID, InstanceID / StepRate0, ...) */
+ es_vgpr_comp_cnt = info->info.vs.needs_instance_id ? 1 : 0;
} else if (es_type == MESA_SHADER_TESS_EVAL) {
- es_vgpr_comp_cnt = 3;
+ es_vgpr_comp_cnt = info->info.uses_prim_id ? 3 : 2;
} else {
unreachable("invalid shader ES type");
}
/* If offsets 4, 5 are used, GS_VGPR_COMP_CNT is ignored and
* VGPR[0:4] are always loaded.
*/
- if (info->uses_invocation_id) {
+ if (info->info.uses_invocation_id) {
gs_vgpr_comp_cnt = 3; /* VGPR3 contains InvocationID. */
- } else if (info->uses_prim_id) {
+ } else if (info->info.uses_prim_id) {
gs_vgpr_comp_cnt = 2; /* VGPR2 contains PrimitiveID. */
- } else if (variant->info.gs.vertices_in >= 3) {
+ } else if (info->gs.vertices_in >= 3) {
gs_vgpr_comp_cnt = 1; /* VGPR1 contains offsets 2, 3 */
} else {
gs_vgpr_comp_cnt = 0; /* VGPR0 contains offsets 0, 1 */
}
- variant->rsrc1 |= S_00B228_GS_VGPR_COMP_CNT(gs_vgpr_comp_cnt);
- variant->rsrc2 |= S_00B22C_ES_VGPR_COMP_CNT(es_vgpr_comp_cnt) |
- S_00B22C_OC_LDS_EN(es_type == MESA_SHADER_TESS_EVAL);
- } else if (device->physical_device->rad_info.chip_class >= GFX9 &&
+ config_out->rsrc1 |= S_00B228_GS_VGPR_COMP_CNT(gs_vgpr_comp_cnt);
+ config_out->rsrc2 |= S_00B22C_ES_VGPR_COMP_CNT(es_vgpr_comp_cnt) |
+ S_00B22C_OC_LDS_EN(es_type == MESA_SHADER_TESS_EVAL);
+ } else if (pdevice->rad_info.chip_class >= GFX9 &&
stage == MESA_SHADER_TESS_CTRL) {
- variant->rsrc1 |= S_00B428_LS_VGPR_COMP_CNT(vgpr_comp_cnt);
+ config_out->rsrc1 |= S_00B428_LS_VGPR_COMP_CNT(vgpr_comp_cnt);
} else {
- variant->rsrc1 |= S_00B128_VGPR_COMP_CNT(vgpr_comp_cnt);
+ config_out->rsrc1 |= S_00B128_VGPR_COMP_CNT(vgpr_comp_cnt);
}
-
- void *ptr = radv_alloc_shader_memory(device, variant);
- memcpy(ptr, binary->code, binary->code_size);
-
- /* Add end-of-code markers for the UMR disassembler. */
- uint32_t *ptr32 = (uint32_t *)ptr + binary->code_size / 4;
- for (unsigned i = 0; i < DEBUGGER_NUM_MARKERS; i++)
- ptr32[i] = DEBUGGER_END_OF_CODE_MARKER;
-
}
static void radv_init_llvm_target()
*
* "mesa" is the prefix for error messages.
*/
- const char *argv[3] = { "mesa", "-simplifycfg-sink-common=false",
- "-amdgpu-skip-threshold=1" };
- LLVMParseCommandLineOptions(3, argv, NULL);
+ if (HAVE_LLVM >= 0x0800) {
+ const char *argv[2] = { "mesa", "-simplifycfg-sink-common=false" };
+ LLVMParseCommandLineOptions(2, argv, NULL);
+
+ } else {
+ const char *argv[3] = { "mesa", "-simplifycfg-sink-common=false",
+ "-amdgpu-skip-threshold=1" };
+ LLVMParseCommandLineOptions(3, argv, NULL);
+ }
}
static once_flag radv_init_llvm_target_once_flag = ONCE_FLAG_INIT;
-static LLVMTargetRef radv_get_llvm_target(const char *triple)
+static void radv_init_llvm_once(void)
{
- LLVMTargetRef target = NULL;
- char *err_message = NULL;
-
call_once(&radv_init_llvm_target_once_flag, radv_init_llvm_target);
+}
- if (LLVMGetTargetFromTriple(triple, &target, &err_message)) {
- fprintf(stderr, "Cannot find target for triple %s ", triple);
- if (err_message) {
- fprintf(stderr, "%s\n", err_message);
- }
- LLVMDisposeMessage(err_message);
+struct radv_shader_variant *
+radv_shader_variant_create(struct radv_device *device,
+ const struct radv_shader_binary *binary)
+{
+ struct ac_shader_config config = {0};
+ struct ac_rtld_binary rtld_binary = {0};
+ struct radv_shader_variant *variant = calloc(1, sizeof(struct radv_shader_variant));
+ if (!variant)
return NULL;
+
+ variant->ref_count = 1;
+
+ if (binary->type == RADV_BINARY_TYPE_RTLD) {
+ struct ac_rtld_symbol lds_symbols[1];
+ unsigned num_lds_symbols = 0;
+ const char *elf_data = (const char *)((struct radv_shader_binary_rtld *)binary)->data;
+ size_t elf_size = ((struct radv_shader_binary_rtld *)binary)->elf_size;
+
+ if (device->physical_device->rad_info.chip_class >= GFX9 &&
+ binary->stage == MESA_SHADER_GEOMETRY && !binary->is_gs_copy_shader) {
+ /* We add this symbol even on LLVM <= 8 to ensure that
+ * shader->config.lds_size is set correctly below.
+ */
+ struct ac_rtld_symbol *sym = &lds_symbols[num_lds_symbols++];
+ sym->name = "esgs_ring";
+ sym->size = 32 * 1024;
+ sym->align = 64 * 1024;
+ }
+ struct ac_rtld_open_info open_info = {
+ .info = &device->physical_device->rad_info,
+ .shader_type = binary->stage,
+ .num_parts = 1,
+ .elf_ptrs = &elf_data,
+ .elf_sizes = &elf_size,
+ .num_shared_lds_symbols = num_lds_symbols,
+ .shared_lds_symbols = lds_symbols,
+ };
+
+ if (!ac_rtld_open(&rtld_binary, open_info)) {
+ free(variant);
+ return NULL;
+ }
+
+ if (!ac_rtld_read_config(&rtld_binary, &config)) {
+ ac_rtld_close(&rtld_binary);
+ free(variant);
+ return NULL;
+ }
+
+ if (rtld_binary.lds_size > 0) {
+ unsigned alloc_granularity = device->physical_device->rad_info.chip_class >= GFX7 ? 512 : 256;
+ config.lds_size = align(rtld_binary.lds_size, alloc_granularity) / alloc_granularity;
+ }
+
+ variant->code_size = rtld_binary.rx_size;
+ } else {
+ assert(binary->type == RADV_BINARY_TYPE_LEGACY);
+ config = ((struct radv_shader_binary_legacy *)binary)->config;
+ variant->code_size = radv_get_shader_binary_size(((struct radv_shader_binary_legacy *)binary)->code_size);
}
- return target;
-}
-static LLVMTargetMachineRef radv_create_target_machine(enum radeon_family family,
- enum ac_target_machine_options tm_options,
- const char **out_triple)
-{
- assert(family >= CHIP_TAHITI);
- char features[256];
- const char *triple = (tm_options & AC_TM_SUPPORTS_SPILL) ? "amdgcn-mesa-mesa3d" : "amdgcn--";
- LLVMTargetRef target = radv_get_llvm_target(triple);
-
- snprintf(features, sizeof(features),
- "+DumpCode,+vgpr-spilling,-fp32-denormals,+fp64-denormals%s%s%s%s",
- tm_options & AC_TM_SISCHED ? ",+si-scheduler" : "",
- tm_options & AC_TM_FORCE_ENABLE_XNACK ? ",+xnack" : "",
- tm_options & AC_TM_FORCE_DISABLE_XNACK ? ",-xnack" : "",
- tm_options & AC_TM_PROMOTE_ALLOCA_TO_SCRATCH ? ",-promote-alloca" : "");
-
- LLVMTargetMachineRef tm = LLVMCreateTargetMachine(
- target,
- triple,
- ac_get_llvm_processor_name(family),
- features,
- LLVMCodeGenLevelDefault,
- LLVMRelocDefault,
- LLVMCodeModelDefault);
-
- if (out_triple)
- *out_triple = triple;
- return tm;
+ variant->info = binary->variant_info;
+ radv_postprocess_config(device->physical_device, &config, &binary->variant_info,
+ binary->stage, &variant->config);
+
+ void *dest_ptr = radv_alloc_shader_memory(device, variant);
+
+ if (binary->type == RADV_BINARY_TYPE_RTLD) {
+ struct radv_shader_binary_rtld* bin = (struct radv_shader_binary_rtld *)binary;
+ struct ac_rtld_upload_info info = {
+ .binary = &rtld_binary,
+ .rx_va = radv_buffer_get_va(variant->bo) + variant->bo_offset,
+ .rx_ptr = dest_ptr,
+ };
+
+ if (!ac_rtld_upload(&info)) {
+ radv_shader_variant_destroy(device, variant);
+ ac_rtld_close(&rtld_binary);
+ return NULL;
+ }
+
+ const char *disasm_data;
+ size_t disasm_size;
+ if (!ac_rtld_get_section_by_name(&rtld_binary, ".AMDGPU.disasm", &disasm_data, &disasm_size)) {
+ radv_shader_variant_destroy(device, variant);
+ ac_rtld_close(&rtld_binary);
+ return NULL;
+ }
+
+ variant->llvm_ir_string = bin->llvm_ir_size ? strdup((const char*)(bin->data + bin->elf_size)) : NULL;
+ variant->disasm_string = malloc(disasm_size + 1);
+ memcpy(variant->disasm_string, disasm_data, disasm_size);
+ variant->disasm_string[disasm_size] = 0;
+
+ ac_rtld_close(&rtld_binary);
+ } else {
+ struct radv_shader_binary_legacy* bin = (struct radv_shader_binary_legacy *)binary;
+ memcpy(dest_ptr, bin->data, bin->code_size);
+
+ /* Add end-of-code markers for the UMR disassembler. */
+ uint32_t *ptr32 = (uint32_t *)dest_ptr + bin->code_size / 4;
+ for (unsigned i = 0; i < DEBUGGER_NUM_MARKERS; i++)
+ ptr32[i] = DEBUGGER_END_OF_CODE_MARKER;
+
+ variant->llvm_ir_string = bin->llvm_ir_size ? strdup((const char*)(bin->data + bin->code_size)) : NULL;
+ variant->disasm_string = bin->disasm_size ? strdup((const char*)(bin->data + bin->code_size + bin->llvm_ir_size)) : NULL;
+ }
+ return variant;
}
static struct radv_shader_variant *
-shader_variant_create(struct radv_device *device,
- struct radv_shader_module *module,
- struct nir_shader * const *shaders,
- int shader_count,
- gl_shader_stage stage,
- struct radv_nir_compiler_options *options,
- bool gs_copy_shader,
- void **code_out,
- unsigned *code_size_out)
+shader_variant_compile(struct radv_device *device,
+ struct radv_shader_module *module,
+ struct nir_shader * const *shaders,
+ int shader_count,
+ gl_shader_stage stage,
+ struct radv_nir_compiler_options *options,
+ bool gs_copy_shader,
+ struct radv_shader_binary **binary_out)
{
enum radeon_family chip_family = device->physical_device->rad_info.family;
enum ac_target_machine_options tm_options = 0;
- struct radv_shader_variant *variant;
- struct ac_shader_binary binary;
- LLVMTargetMachineRef tm;
-
- variant = calloc(1, sizeof(struct radv_shader_variant));
- if (!variant)
- return NULL;
+ struct ac_llvm_compiler ac_llvm;
+ struct radv_shader_binary *binary = NULL;
+ struct radv_shader_variant_info variant_info = {0};
+ bool thread_compiler;
options->family = chip_family;
options->chip_class = device->physical_device->rad_info.chip_class;
tm_options |= AC_TM_SUPPORTS_SPILL;
if (device->instance->perftest_flags & RADV_PERFTEST_SISCHED)
tm_options |= AC_TM_SISCHED;
- tm = radv_create_target_machine(chip_family, tm_options, NULL);
-
+ if (options->check_ir)
+ tm_options |= AC_TM_CHECK_IR;
+ if (device->instance->debug_flags & RADV_DEBUG_NO_LOAD_STORE_OPT)
+ tm_options |= AC_TM_NO_LOAD_STORE_OPT;
+
+ thread_compiler = !(device->instance->debug_flags & RADV_DEBUG_NOTHREADLLVM);
+ radv_init_llvm_once();
+ radv_init_llvm_compiler(&ac_llvm,
+ thread_compiler,
+ chip_family, tm_options);
if (gs_copy_shader) {
assert(shader_count == 1);
- radv_compile_gs_copy_shader(tm, *shaders, &binary,
- &variant->config, &variant->info,
- options);
+ radv_compile_gs_copy_shader(&ac_llvm, *shaders, &binary,
+ &variant_info, options);
} else {
- radv_compile_nir_shader(tm, &binary, &variant->config,
- &variant->info, shaders, shader_count,
- options);
+ radv_compile_nir_shader(&ac_llvm, &binary, &variant_info,
+ shaders, shader_count, options);
}
+ binary->variant_info = variant_info;
+
+ radv_destroy_llvm_compiler(&ac_llvm, thread_compiler);
- LLVMDisposeTargetMachine(tm);
+ struct radv_shader_variant *variant = radv_shader_variant_create(device, binary);
+ if (!variant) {
+ free(binary);
+ return NULL;
+ }
- radv_fill_shader_variant(device, variant, &binary, stage);
+ if (options->dump_shader) {
+ fprintf(stderr, "disasm:\n%s\n", variant->disasm_string);
+ }
- if (code_out) {
- *code_out = binary.code;
- *code_size_out = variant->code_size;
- } else
- free(binary.code);
- free(binary.config);
- free(binary.rodata);
- free(binary.global_symbol_offsets);
- free(binary.relocs);
- variant->ref_count = 1;
if (device->keep_shader_info) {
- variant->disasm_string = binary.disasm_string;
- variant->llvm_ir_string = binary.llvm_ir_string;
if (!gs_copy_shader && !module->nir) {
variant->nir = *shaders;
variant->spirv = (uint32_t *)module->data;
variant->spirv_size = module->size;
}
- } else {
- free(binary.disasm_string);
}
+ if (binary_out)
+ *binary_out = binary;
+ else
+ free(binary);
+
return variant;
}
struct radv_shader_variant *
-radv_shader_variant_create(struct radv_device *device,
+radv_shader_variant_compile(struct radv_device *device,
struct radv_shader_module *module,
struct nir_shader *const *shaders,
int shader_count,
struct radv_pipeline_layout *layout,
const struct radv_shader_variant_key *key,
- void **code_out,
- unsigned *code_size_out)
+ struct radv_shader_binary **binary_out)
{
struct radv_nir_compiler_options options = {0};
options.unsafe_math = !!(device->instance->debug_flags & RADV_DEBUG_UNSAFE_MATH);
options.supports_spill = true;
- return shader_variant_create(device, module, shaders, shader_count, shaders[shader_count - 1]->info.stage,
- &options, false, code_out, code_size_out);
+ return shader_variant_compile(device, module, shaders, shader_count, shaders[shader_count - 1]->info.stage,
+ &options, false, binary_out);
}
struct radv_shader_variant *
radv_create_gs_copy_shader(struct radv_device *device,
struct nir_shader *shader,
- void **code_out,
- unsigned *code_size_out,
+ struct radv_shader_binary **binary_out,
bool multiview)
{
struct radv_nir_compiler_options options = {0};
options.key.has_multiview_view_index = multiview;
- return shader_variant_create(device, NULL, &shader, 1, MESA_SHADER_VERTEX,
- &options, true, code_out, code_size_out);
+ return shader_variant_compile(device, NULL, &shader, 1, MESA_SHADER_VERTEX,
+ &options, true, binary_out);
}
void
gl_shader_stage stage,
struct _mesa_string_buffer *buf)
{
- unsigned lds_increment = device->physical_device->rad_info.chip_class >= CIK ? 512 : 256;
+ enum chip_class chip_class = device->physical_device->rad_info.chip_class;
+ unsigned lds_increment = chip_class >= GFX7 ? 512 : 256;
struct ac_shader_config *conf;
unsigned max_simd_waves;
unsigned lds_per_wave = 0;
lds_per_wave = conf->lds_size * lds_increment +
align(variant->info.fs.num_interp * 48,
lds_increment);
+ } else if (stage == MESA_SHADER_COMPUTE) {
+ unsigned max_workgroup_size =
+ radv_nir_get_max_workgroup_size(chip_class, variant->nir);
+ lds_per_wave = (conf->lds_size * lds_increment) /
+ DIV_ROUND_UP(max_workgroup_size, 64);
}
if (conf->num_sgprs)
max_simd_waves =
MIN2(max_simd_waves,
- radv_get_num_physical_sgprs(device->physical_device) / conf->num_sgprs);
+ ac_get_num_physical_sgprs(chip_class) / conf->num_sgprs);
if (conf->num_vgprs)
max_simd_waves =
if (!pInfo) {
*pInfoSize = sizeof(VkShaderStatisticsInfoAMD);
} else {
- unsigned lds_multiplier = device->physical_device->rad_info.chip_class >= CIK ? 512 : 256;
+ unsigned lds_multiplier = device->physical_device->rad_info.chip_class >= GFX7 ? 512 : 256;
struct ac_shader_config *conf = &variant->config;
VkShaderStatisticsInfoAMD statistics = {};
statistics.shaderStageMask = shaderStage;
statistics.numPhysicalVgprs = RADV_NUM_PHYSICAL_VGPRS;
- statistics.numPhysicalSgprs = radv_get_num_physical_sgprs(device->physical_device);
+ statistics.numPhysicalSgprs = ac_get_num_physical_sgprs(device->physical_device->rad_info.chip_class);
statistics.numAvailableSgprs = statistics.numPhysicalSgprs;
if (stage == MESA_SHADER_COMPUTE) {
buf = _mesa_string_buffer_create(NULL, 1024);
_mesa_string_buffer_printf(buf, "%s:\n", radv_get_shader_name(variant, stage));
+ _mesa_string_buffer_printf(buf, "%s\n\n", variant->llvm_ir_string);
_mesa_string_buffer_printf(buf, "%s\n\n", variant->disasm_string);
generate_shader_stats(device, variant, stage, buf);
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