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dxil_spirv.cpp
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/* Copyright (c) 2019-2022 Hans-Kristian Arntzen for Valve Corporation
*
* SPDX-License-Identifier: MIT
*
* 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 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 <algorithm>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <vector>
#include "dxil_spirv_c.h"
#include "cli_parser.hpp"
#include "logging.hpp"
#include "spirv-tools/libspirv.hpp"
#include "spirv_cross_c.h"
using namespace dxil_spv;
static std::string convert_to_asm(const void *code, size_t size)
{
spvtools::SpirvTools tools(SPV_ENV_VULKAN_1_3);
tools.SetMessageConsumer([](spv_message_level_t, const char *, const spv_position_t &, const char *message) {
LOGE("SPIRV-Tools message: %s\n", message);
});
std::string str;
if (!tools.Disassemble(static_cast<const uint32_t *>(code), size / sizeof(uint32_t), &str, 0))
return "";
else
return str;
}
static bool validate_spirv(const void *code, size_t size)
{
spvtools::SpirvTools tools(SPV_ENV_VULKAN_1_3);
tools.SetMessageConsumer([](spv_message_level_t, const char *, const spv_position_t &, const char *message) {
LOGE("SPIRV-Tools message: %s\n", message);
});
spvtools::ValidatorOptions opts;
opts.SetScalarBlockLayout(true);
return tools.Validate(static_cast<const uint32_t *>(code), size / sizeof(uint32_t), opts);
}
static std::string convert_to_glsl(const void *code, size_t size)
{
std::string ret;
spvc_context context;
if (spvc_context_create(&context) != SPVC_SUCCESS)
return ret;
spvc_parsed_ir ir;
if (spvc_context_parse_spirv(context, static_cast<const SpvId *>(code), size / sizeof(uint32_t), &ir) !=
SPVC_SUCCESS)
goto cleanup;
spvc_compiler compiler;
if (spvc_context_create_compiler(context, SPVC_BACKEND_GLSL, ir, SPVC_CAPTURE_MODE_TAKE_OWNERSHIP, &compiler) !=
SPVC_SUCCESS)
goto cleanup;
spvc_compiler_options opts;
if (spvc_compiler_create_compiler_options(compiler, &opts) != SPVC_SUCCESS)
goto cleanup;
spvc_compiler_options_set_bool(opts, SPVC_COMPILER_OPTION_GLSL_ES, SPVC_FALSE);
spvc_compiler_options_set_uint(opts, SPVC_COMPILER_OPTION_GLSL_VERSION, 460);
spvc_compiler_options_set_bool(opts, SPVC_COMPILER_OPTION_GLSL_VULKAN_SEMANTICS, SPVC_TRUE);
spvc_compiler_install_compiler_options(compiler, opts);
const char *source;
if (spvc_compiler_compile(compiler, &source) != SPVC_SUCCESS)
goto cleanup;
ret = source;
cleanup:
spvc_context_destroy(context);
return ret;
}
static std::vector<uint8_t> read_file(const char *path)
{
FILE *file = fopen(path, "rb");
if (!file)
return {};
fseek(file, 0, SEEK_END);
auto len = ftell(file);
rewind(file);
std::vector<uint8_t> result(len);
if (fread(result.data(), 1, len, file) != size_t(len))
{
fclose(file);
return {};
}
fclose(file);
return result;
}
static void print_help()
{
LOGE("Usage: dxil-spirv <input path>\n"
"\t[--output <path>]\n"
"\t[--glsl]\n"
"\t[--asm]\n"
"\t[--validate]\n"
"\t[--entry name]\n"
"\t[--debug-all-entry-points]\n"
"\t[--root-constant space binding word_offset word_count]\n"
"\t[--root-constant-inline-ubo set binding]\n"
"\t[--vertex-input semantic location]\n"
"\t[--stream-output semantic index offset stride buffer-index]\n"
"\t[--enable-shader-demote]\n"
"\t[--enable-shader-i8-dot]\n"
"\t[--enable-dual-source-blending]\n"
"\t[--bindless]\n"
"\t[--no-bda]\n"
"\t[--local-root-signature]\n"
"\t[--uav-counter-force-texel-buffer]\n"
"\t[--bindless-cbv-as-ssbo]\n"
"\t[--ssbo-uav]\n"
"\t[--ssbo-srv]\n"
"\t[--ssbo-rtas]\n"
"\t[--ssbo-alignment <align>]\n"
"\t[--typed-uav-read-without-format]\n"
"\t[--bindless-typed-buffer-offsets]\n"
"\t[--output-rt-swizzle index xyzw]\n"
"\t[--bindless-offset-buffer-layout <untyped offset> <typed offset> <stride>]\n"
"\t[--storage-input-output-16bit]\n"
"\t[--root-descriptor <cbv/uav/srv> <space> <register>]\n"
"\t[--descriptor-qa <set> <binding base> <shader hash>]\n"
"\t[--instruction-instrumentation <set> <binding base> <shader hash>]\n"
"\t[--min-precision-native-16bit]\n"
"\t[--raw-llvm]\n"
"\t[--use-reflection-names]\n"
"\t[--invariant-position]\n"
"\t[--robust-physical-cbv-load]\n"
"\t[--allow-arithmetic-relaxed-precision]\n"
"\t[--physical-address-descriptor-indexing <element stride> <element offset>]\n"
"\t[--subgroup-partitioned-nv]\n"
"\t[--dead-code-eliminate]\n"
"\t[--propagate-precise]\n"
"\t[--force-precise]\n"
"\t[--force-flatten]\n"
"\t[--force-loop]\n"
"\t[--force-branch]\n"
"\t[--force-unroll]\n"
"\t[--subgroup-size minimum maximum]\n"
"\t[--descriptor-heap-robustness]\n"
"\t[--no-compute-shader-derivatives]\n"
"\t[--quad-control-maximal-reconvergence]\n"
"\t[--force-maximal-reconvergence]\n"
"\t[--raw-access-chains-nv]\n");
}
struct Arguments
{
std::string input_path;
std::string output_path;
std::string entry_point;
bool dump_module = false;
bool glsl = false;
bool emit_asm = false;
bool validate = false;
bool shader_demote = false;
bool shader_i8_dot = false;
bool dual_source_blending = false;
bool debug_all_entry_points = false;
bool storage_input_output_16bit = false;
std::vector<unsigned> swizzles;
unsigned root_constant_inline_ubo_desc_set = 0;
unsigned root_constant_inline_ubo_binding = 0;
bool root_constant_inline_ubo = false;
bool bindless_cbv_as_ssbo = false;
bool typed_uav_read_without_format = false;
bool bindless_typed_buffer_offsets = false;
bool min_precision_native_16bit = false;
bool raw_llvm = false;
bool use_reflection_names = false;
bool invariant_position = false;
bool robust_physical_cbv_load = false;
bool allow_arithmetic_relaxed_precision = false;
bool subgroup_partitioned_nv = false;
bool dead_code_eliminate = false;
bool propagate_precise = false;
bool force_precise = false;
bool opacity_micromap = false;
bool force_flatten = false;
bool force_loop = false;
bool force_branch = false;
bool force_unroll = false;
bool descriptor_heap_robustness = false;
bool compute_shader_derivatives = true;
bool quad_control_maximal_reconvergence = false;
bool force_maximal_reconvergence = false;
bool raw_access_chains_nv = false;
unsigned ssbo_alignment = 1;
unsigned physical_address_indexing_stride = 1;
unsigned physical_address_indexing_offset = 0;
unsigned subgroup_size_minimum = 4;
unsigned subgroup_size_maximum = 128;
bool descriptor_qa = false;
uint32_t descriptor_qa_set = 0;
uint32_t descriptor_qa_binding = 0;
bool instruction_instrumentation = false;
uint32_t instruction_instrumentation_set = 0;
uint32_t instruction_instrumentation_binding = 0;
uint64_t shader_hash = 0;
dxil_spv_option_bindless_offset_buffer_layout offset_buffer_layout;
};
struct Remapper
{
struct RootConstant
{
unsigned register_space;
unsigned register_index;
unsigned word_offset;
};
struct RootDescriptor
{
dxil_spv_resource_class resource_class;
uint32_t space;
uint32_t register_index;
};
std::vector<RootConstant> root_constants;
unsigned root_constant_word_count = 0;
std::vector<RootDescriptor> root_descriptors;
struct VertexInput
{
std::string semantic;
unsigned index;
};
std::vector<VertexInput> vertex_inputs;
struct StreamOutput
{
std::string semantic;
unsigned index;
unsigned offset;
unsigned stride;
unsigned buffer_index;
};
std::vector<StreamOutput> stream_outputs;
bool bindless = false;
bool bda = true;
bool uav_counter_force_texel_buffer = false;
bool ssbo_uav = false;
bool ssbo_srv = false;
bool ssbo_rtas = false;
};
static bool kind_is_buffer(dxil_spv_resource_kind kind)
{
return kind == DXIL_SPV_RESOURCE_KIND_RAW_BUFFER || kind == DXIL_SPV_RESOURCE_KIND_STRUCTURED_BUFFER ||
kind == DXIL_SPV_RESOURCE_KIND_TYPED_BUFFER;
}
static int32_t find_root_descriptor_index(const Remapper *remapper, const dxil_spv_d3d_binding *binding,
dxil_spv_resource_class resource_class)
{
auto itr = std::find_if(remapper->root_descriptors.begin(), remapper->root_descriptors.end(),
[&](const Remapper::RootDescriptor &desc)
{
return desc.resource_class == resource_class &&
desc.space == binding->register_space &&
desc.register_index == binding->register_index;
});
if (itr != remapper->root_descriptors.end())
return int32_t(itr - remapper->root_descriptors.begin());
else
return -1;
}
static bool d3d_binding_is_global_heap(const dxil_spv_d3d_binding &binding)
{
return binding.register_index == UINT32_MAX &&
binding.register_space == UINT32_MAX &&
binding.range_size == UINT32_MAX;
}
static dxil_spv_bool remap_srv(void *userdata, const dxil_spv_d3d_binding *binding, dxil_spv_srv_vulkan_binding *vk_binding)
{
auto *remapper = static_cast<Remapper *>(userdata);
*vk_binding = {};
int32_t desc_index = find_root_descriptor_index(remapper, binding, DXIL_SPV_RESOURCE_CLASS_SRV);
if (desc_index >= 0)
{
vk_binding->buffer_binding.descriptor_type = DXIL_SPV_VULKAN_DESCRIPTOR_TYPE_BUFFER_DEVICE_ADDRESS;
vk_binding->buffer_binding.root_constant_index = uint32_t(desc_index);
}
else
{
bool is_global_heap = d3d_binding_is_global_heap(*binding);
if (is_global_heap)
{
vk_binding->buffer_binding.bindless.use_heap = DXIL_SPV_TRUE;
vk_binding->buffer_binding.set = 0;
vk_binding->buffer_binding.binding = 0;
}
else if (remapper->bindless)
{
vk_binding->buffer_binding.bindless.use_heap = DXIL_SPV_TRUE;
vk_binding->buffer_binding.bindless.heap_root_offset = binding->register_index;
vk_binding->buffer_binding.root_constant_index = kind_is_buffer(binding->kind) ? 1 : 0;
vk_binding->buffer_binding.set = kind_is_buffer(binding->kind) ? 1 : 0;
vk_binding->buffer_binding.binding = 0;
}
else
{
vk_binding->buffer_binding.bindless.use_heap = DXIL_SPV_FALSE;
vk_binding->buffer_binding.set = binding->register_space;
vk_binding->buffer_binding.binding = binding->register_index;
}
if (binding->kind == DXIL_SPV_RESOURCE_KIND_RT_ACCELERATION_STRUCTURE)
if ((remapper->bindless || is_global_heap) && remapper->ssbo_rtas)
vk_binding->buffer_binding.descriptor_type = DXIL_SPV_VULKAN_DESCRIPTOR_TYPE_SSBO;
if (remapper->ssbo_srv)
{
if (binding->kind == DXIL_SPV_RESOURCE_KIND_STRUCTURED_BUFFER ||
binding->kind == DXIL_SPV_RESOURCE_KIND_RAW_BUFFER)
{
vk_binding->buffer_binding.descriptor_type = DXIL_SPV_VULKAN_DESCRIPTOR_TYPE_SSBO;
}
}
// In case it's needed, place offset buffer here.
vk_binding->offset_binding.set = 15;
vk_binding->offset_binding.binding = 0;
}
return DXIL_SPV_TRUE;
}
static dxil_spv_bool remap_sampler(void *userdata, const dxil_spv_d3d_binding *binding,
dxil_spv_vulkan_binding *vk_binding)
{
auto *remapper = static_cast<Remapper *>(userdata);
*vk_binding = {};
if (d3d_binding_is_global_heap(*binding))
{
vk_binding->bindless.use_heap = DXIL_SPV_TRUE;
vk_binding->set = 0;
vk_binding->binding = 0;
}
else if (remapper->bindless)
{
vk_binding->bindless.use_heap = DXIL_SPV_TRUE;
vk_binding->bindless.heap_root_offset = binding->register_index;
vk_binding->root_constant_index = 2;
vk_binding->set = 2;
vk_binding->binding = 0;
}
else
{
vk_binding->bindless.use_heap = DXIL_SPV_FALSE;
vk_binding->set = binding->register_space;
vk_binding->binding = binding->register_index;
}
return DXIL_SPV_TRUE;
}
static dxil_spv_bool remap_uav(void *userdata, const dxil_spv_uav_d3d_binding *binding,
dxil_spv_uav_vulkan_binding *vk_binding)
{
auto *remapper = static_cast<Remapper *>(userdata);
*vk_binding = {};
int32_t desc_index = find_root_descriptor_index(remapper, &binding->d3d_binding, DXIL_SPV_RESOURCE_CLASS_UAV);
if (desc_index >= 0)
{
vk_binding->buffer_binding.descriptor_type = DXIL_SPV_VULKAN_DESCRIPTOR_TYPE_BUFFER_DEVICE_ADDRESS;
vk_binding->buffer_binding.root_constant_index = uint32_t(desc_index);
}
else
{
bool binding_is_global_heap = d3d_binding_is_global_heap(binding->d3d_binding);
if (binding_is_global_heap)
{
vk_binding->buffer_binding.bindless.use_heap = DXIL_SPV_TRUE;
vk_binding->buffer_binding.set = 0;
vk_binding->buffer_binding.binding = 0;
}
else if (remapper->bindless)
{
vk_binding->buffer_binding.bindless.use_heap = DXIL_SPV_TRUE;
vk_binding->buffer_binding.bindless.heap_root_offset = binding->d3d_binding.register_index;
vk_binding->buffer_binding.root_constant_index = kind_is_buffer(binding->d3d_binding.kind) ? 4 : 3;
vk_binding->buffer_binding.set = kind_is_buffer(binding->d3d_binding.kind) ? 4 : 3;
vk_binding->buffer_binding.binding = 0;
}
else
{
vk_binding->buffer_binding.bindless.use_heap = DXIL_SPV_FALSE;
vk_binding->buffer_binding.set = binding->d3d_binding.register_space;
vk_binding->buffer_binding.binding = binding->d3d_binding.register_index;
}
if (remapper->ssbo_uav)
{
if (binding->d3d_binding.kind == DXIL_SPV_RESOURCE_KIND_STRUCTURED_BUFFER ||
binding->d3d_binding.kind == DXIL_SPV_RESOURCE_KIND_RAW_BUFFER)
{
vk_binding->buffer_binding.descriptor_type = DXIL_SPV_VULKAN_DESCRIPTOR_TYPE_SSBO;
}
}
vk_binding->offset_binding.set = 15;
vk_binding->offset_binding.binding = 0;
if (binding->has_counter)
{
if (remapper->bindless || binding_is_global_heap)
{
vk_binding->counter_binding.bindless.use_heap = DXIL_SPV_TRUE;
vk_binding->counter_binding.root_constant_index = 4;
vk_binding->counter_binding.bindless.heap_root_offset = binding->d3d_binding.register_index;
vk_binding->counter_binding.set = 7;
vk_binding->counter_binding.binding = 0;
if (remapper->uav_counter_force_texel_buffer)
vk_binding->counter_binding.descriptor_type = DXIL_SPV_VULKAN_DESCRIPTOR_TYPE_TEXEL_BUFFER;
}
else
{
vk_binding->counter_binding.bindless.use_heap = DXIL_SPV_FALSE;
vk_binding->counter_binding.set = 7;
vk_binding->counter_binding.binding = binding->d3d_binding.resource_index;
}
}
}
return DXIL_SPV_TRUE;
}
static dxil_spv_bool remap_cbv(void *userdata, const dxil_spv_d3d_binding *binding,
dxil_spv_cbv_vulkan_binding *vk_binding)
{
auto *remapper = static_cast<Remapper *>(userdata);
*vk_binding = {};
int32_t desc_index = find_root_descriptor_index(remapper, binding, DXIL_SPV_RESOURCE_CLASS_CBV);
if (desc_index >= 0)
{
vk_binding->push_constant = DXIL_SPV_FALSE;
vk_binding->vulkan.uniform_binding.descriptor_type = DXIL_SPV_VULKAN_DESCRIPTOR_TYPE_BUFFER_DEVICE_ADDRESS;
vk_binding->vulkan.uniform_binding.root_constant_index = uint32_t(desc_index);
}
else
{
auto itr = std::find_if(
remapper->root_constants.begin(), remapper->root_constants.end(), [&](const Remapper::RootConstant &root) {
return root.register_space == binding->register_space && root.register_index == binding->register_index;
});
if (itr != remapper->root_constants.end())
{
vk_binding->push_constant = DXIL_SPV_TRUE;
vk_binding->vulkan.push_constant.offset_in_words = itr->word_offset;
}
else
{
if (d3d_binding_is_global_heap(*binding))
{
vk_binding->vulkan.uniform_binding.bindless.use_heap = DXIL_SPV_TRUE;
vk_binding->vulkan.uniform_binding.set = 0;
vk_binding->vulkan.uniform_binding.binding = 0;
}
else if (remapper->bindless)
{
vk_binding->vulkan.uniform_binding.bindless.use_heap = DXIL_SPV_TRUE;
vk_binding->vulkan.uniform_binding.bindless.heap_root_offset = binding->register_index;
vk_binding->vulkan.uniform_binding.root_constant_index = 5;
vk_binding->vulkan.uniform_binding.set = 5;
vk_binding->vulkan.uniform_binding.binding = 0;
}
else
{
vk_binding->vulkan.uniform_binding.bindless.use_heap = DXIL_SPV_FALSE;
vk_binding->vulkan.uniform_binding.set = binding->register_space;
vk_binding->vulkan.uniform_binding.binding = binding->register_index;
}
}
}
return DXIL_SPV_TRUE;
}
static dxil_spv_bool remap_vertex_input(void *userdata, const dxil_spv_d3d_vertex_input *d3d_input,
dxil_spv_vulkan_vertex_input *vk_input)
{
auto *remapper = static_cast<Remapper *>(userdata);
auto itr = std::find_if(remapper->vertex_inputs.begin(), remapper->vertex_inputs.end(),
[&](const Remapper::VertexInput &vin) { return vin.semantic == d3d_input->semantic; });
if (itr != remapper->vertex_inputs.end())
{
vk_input->location = itr->index + d3d_input->semantic_index;
}
else
{
vk_input->location = d3d_input->start_row;
}
return DXIL_SPV_TRUE;
}
#ifdef _MSC_VER
#define strcasecmp _stricmp
#endif
static dxil_spv_bool remap_stream_output(void *userdata, const dxil_spv_d3d_stream_output *d3d_output,
dxil_spv_vulkan_stream_output *vk_output)
{
auto *remapper = static_cast<Remapper *>(userdata);
auto itr = std::find_if(remapper->stream_outputs.begin(), remapper->stream_outputs.end(),
[&](const Remapper::StreamOutput &vin) {
return strcasecmp(vin.semantic.c_str(), d3d_output->semantic) == 0 &&
vin.index == d3d_output->semantic_index;
});
if (itr != remapper->stream_outputs.end())
{
vk_output->enable = DXIL_SPV_TRUE;
vk_output->offset = itr->offset;
vk_output->stride = itr->stride;
vk_output->buffer_index = itr->buffer_index;
}
else
{
*vk_output = {};
}
return DXIL_SPV_TRUE;
}
int main(int argc, char **argv)
{
Arguments args;
Remapper remapper;
bool local_root_signature = false;
dxil_spv_begin_thread_allocator_context();
args.offset_buffer_layout.base.type = DXIL_SPV_OPTION_BINDLESS_OFFSET_BUFFER_LAYOUT;
args.offset_buffer_layout.untyped_offset = 0;
args.offset_buffer_layout.typed_offset = 0;
args.offset_buffer_layout.stride = 1;
// Begin with identity swizzles.
args.swizzles.resize(8, 0 | (1 << 2) | (2 << 4) | (3 << 6));
CLICallbacks cbs;
cbs.add("--help", [](CLIParser &parser) {
print_help();
parser.end();
});
cbs.add("--dump-module", [&](CLIParser &) { args.dump_module = true; });
cbs.add("--glsl", [&](CLIParser &) { args.glsl = true; });
cbs.add("--asm", [&](CLIParser &) { args.emit_asm = true; });
cbs.add("--validate", [&](CLIParser &) { args.validate = true; });
cbs.add("--output", [&](CLIParser &parser) { args.output_path = parser.next_string(); });
cbs.add("--root-constant", [&](CLIParser &parser) {
Remapper::RootConstant root = {};
root.register_space = parser.next_uint();
root.register_index = parser.next_uint();
root.word_offset = parser.next_uint();
unsigned word_count = parser.next_uint();
remapper.root_constant_word_count = std::max(remapper.root_constant_word_count, word_count + root.word_offset);
remapper.root_constants.push_back(root);
});
cbs.add("--vertex-input", [&](CLIParser &parser) {
const char *sem = parser.next_string();
unsigned loc = parser.next_uint();
remapper.vertex_inputs.push_back({ std::string(sem), loc });
});
cbs.add("--stream-output", [&](CLIParser &parser) {
const char *sem = parser.next_string();
unsigned index = parser.next_uint();
unsigned offset = parser.next_uint();
unsigned stride = parser.next_uint();
unsigned buffer_index = parser.next_uint();
remapper.stream_outputs.push_back({ std::string(sem), index, offset, stride, buffer_index });
});
cbs.add("--enable-shader-demote", [&](CLIParser &) { args.shader_demote = true; });
cbs.add("--enable-shader-i8-dot", [&](CLIParser &parser) { args.shader_i8_dot = true; });
cbs.add("--enable-dual-source-blending", [&](CLIParser &) { args.dual_source_blending = true; });
cbs.add("--bindless", [&](CLIParser &) {
remapper.bindless = true;
remapper.root_constant_word_count = std::max(remapper.root_constant_word_count, 8u);
});
cbs.add("--no-bda", [&](CLIParser &) {
remapper.bda = false;
});
cbs.add("--uav-counter-force-texel-buffer", [&](CLIParser &) {
remapper.uav_counter_force_texel_buffer = true;
});
cbs.add("--local-root-signature", [&](CLIParser &) {
local_root_signature = true;
});
cbs.add("--root-descriptor", [&](CLIParser &parser) {
const char *tag = parser.next_string();
uint32_t space = parser.next_uint();
uint32_t register_index = parser.next_uint();
dxil_spv_resource_class resource_class;
if (!strcmp(tag, "cbv"))
resource_class = DXIL_SPV_RESOURCE_CLASS_CBV;
else if (!strcmp(tag, "uav"))
resource_class = DXIL_SPV_RESOURCE_CLASS_UAV;
else if (!strcmp(tag, "srv"))
resource_class = DXIL_SPV_RESOURCE_CLASS_SRV;
else
{
LOGE("Invalid resource class %s, ignoring.\n", tag);
return;
}
remapper.root_descriptors.push_back({ resource_class, space, register_index });
});
cbs.add("--output-rt-swizzle", [&](CLIParser &parser) {
unsigned index = parser.next_uint();
if (index >= args.swizzles.size())
{
LOGE("RT index out of range.\n");
print_help();
parser.end();
return;
}
const char *arg = parser.next_string();
if (strlen(arg) != 4)
{
LOGE("RT swizzle must be 4 characters (x, y, z, w).\n");
print_help();
parser.end();
return;
}
auto &swiz = args.swizzles[index];
swiz = 0;
for (unsigned c = 0; c < 4; c++)
{
switch (arg[c])
{
case 'x':
case 'X':
case 'r':
case 'R':
swiz |= 0 << (2 * c);
break;
case 'y':
case 'Y':
case 'g':
case 'G':
swiz |= 1 << (2 * c);
break;
case 'z':
case 'Z':
case 'b':
case 'B':
swiz |= 2 << (2 * c);
break;
case 'w':
case 'W':
case 'a':
case 'A':
swiz |= 3 << (2 * c);
break;
default:
LOGE("Invalid swizzle character %c.\n", arg[c]);
print_help();
parser.end();
return;
}
}
});
cbs.add("--root-constant-inline-ubo", [&](CLIParser &parser) {
args.root_constant_inline_ubo_desc_set = parser.next_uint();
args.root_constant_inline_ubo_binding = parser.next_uint();
args.root_constant_inline_ubo = true;
});
cbs.add("--bindless-cbv-as-ssbo", [&](CLIParser &) { args.bindless_cbv_as_ssbo = true; });
cbs.add("--ssbo-uav", [&](CLIParser &) { remapper.ssbo_uav = true; });
cbs.add("--ssbo-srv", [&](CLIParser &) { remapper.ssbo_srv = true; });
cbs.add("--ssbo-rtas", [&](CLIParser &) { remapper.ssbo_rtas = true; });
cbs.add("--ssbo-alignment", [&](CLIParser &parser) { args.ssbo_alignment = parser.next_uint(); });
cbs.add("--typed-uav-read-without-format", [&](CLIParser &) { args.typed_uav_read_without_format = true; });
cbs.add("--bindless-typed-buffer-offsets", [&](CLIParser &) { args.bindless_typed_buffer_offsets = true; });
cbs.add("--bindless-offset-buffer-layout", [&](CLIParser &parser) {
args.offset_buffer_layout.untyped_offset = parser.next_uint();
args.offset_buffer_layout.typed_offset = parser.next_uint();
args.offset_buffer_layout.stride = parser.next_uint();
});
cbs.add("--entry", [&](CLIParser &parser) { args.entry_point = parser.next_string(); });
cbs.add("--debug-all-entry-points", [&](CLIParser &parser) { args.debug_all_entry_points = true; });
cbs.add("--storage-input-output-16bit", [&](CLIParser &parser) { args.storage_input_output_16bit = true; });
cbs.add("--descriptor-qa", [&](CLIParser &parser) {
args.descriptor_qa = true;
args.descriptor_qa_set = parser.next_uint();
args.descriptor_qa_binding = parser.next_uint();
args.shader_hash = uint64_t(strtoull(parser.next_string(), nullptr, 16));
});
cbs.add("--instruction-instrumentation", [&](CLIParser &parser) {
args.instruction_instrumentation = true;
args.instruction_instrumentation_set = parser.next_uint();
args.instruction_instrumentation_binding = parser.next_uint();
args.shader_hash = uint64_t(strtoull(parser.next_string(), nullptr, 16));
});
cbs.add("--min-precision-native-16bit", [&](CLIParser &) { args.min_precision_native_16bit = true; });
cbs.add("--raw-llvm", [&](CLIParser &) { args.raw_llvm = true; });
cbs.add("--use-reflection-names", [&](CLIParser &) { args.use_reflection_names = true; });
cbs.add("--invariant-position", [&](CLIParser &) { args.invariant_position = true; });
cbs.add("--robust-physical-cbv-load", [&](CLIParser &) { args.robust_physical_cbv_load = true; });
cbs.add("--allow-arithmetic-relaxed-precision", [&](CLIParser &) { args.allow_arithmetic_relaxed_precision = true; });
cbs.add("--physical-address-descriptor-indexing", [&](CLIParser &parser) {
args.physical_address_indexing_stride = parser.next_uint();
args.physical_address_indexing_offset = parser.next_uint();
});
cbs.add("--subgroup-partitioned-nv", [&](CLIParser &) {
args.subgroup_partitioned_nv = true;
});
cbs.add("--dead-code-eliminate", [&](CLIParser &) {
args.dead_code_eliminate = true;
});
cbs.add("--propagate-precise", [&](CLIParser &) {
args.propagate_precise = true;
});
cbs.add("--force-precise", [&](CLIParser &) {
args.force_precise = true;
});
cbs.add("--opacity-micromap", [&](CLIParser &) {
args.opacity_micromap = true;
});
cbs.add("--force-flatten", [&](CLIParser &) {
args.force_flatten = true;
});
cbs.add("--force-loop", [&](CLIParser &) {
args.force_loop = true;
});
cbs.add("--force-unroll", [&](CLIParser &) {
args.force_unroll = true;
});
cbs.add("--force-branch", [&](CLIParser &) {
args.force_branch = true;
});
cbs.add("--subgroup-size", [&](CLIParser &parser) {
args.subgroup_size_minimum = parser.next_uint();
args.subgroup_size_maximum = parser.next_uint();
});
cbs.add("--descriptor-heap-robustness", [&](CLIParser &) {
args.descriptor_heap_robustness = true;
});
cbs.add("--no-compute-shader-derivatives", [&](CLIParser &) {
args.compute_shader_derivatives = false;
});
cbs.add("--quad-control-maximal-reconvergence", [&](CLIParser &) {
args.quad_control_maximal_reconvergence = true;
});
cbs.add("--force-maximal-reconvergence", [&](CLIParser &) {
args.force_maximal_reconvergence = true;
});
cbs.add("--raw-access-chains-nv", [&](CLIParser &) {
args.raw_access_chains_nv = true;
});
cbs.error_handler = [] { print_help(); };
cbs.default_handler = [&](const char *arg) { args.input_path = arg; };
CLIParser cli_parser(std::move(cbs), argc - 1, argv + 1);
if (!cli_parser.parse())
return EXIT_FAILURE;
else if (cli_parser.is_ended_state())
return EXIT_SUCCESS;
if (args.input_path.empty())
{
LOGE("No input file.\n");
print_help();
return EXIT_FAILURE;
}
auto binary = read_file(args.input_path.c_str());
if (binary.empty())
{
LOGE("Failed to load file: %s\n", args.input_path.c_str());
return EXIT_FAILURE;
}
dxil_spv_parsed_blob reflection_blob = nullptr;
dxil_spv_parsed_blob blob;
if (args.raw_llvm)
{
if (dxil_spv_parse_dxil(binary.data(), binary.size(), &blob) != DXIL_SPV_SUCCESS)
{
LOGE("Failed to parse raw LLVM blob.\n");
return EXIT_FAILURE;
}
}
else
{
if (dxil_spv_parse_dxil_blob(binary.data(), binary.size(), &blob) != DXIL_SPV_SUCCESS)
{
LOGE("Failed to parse blob.\n");
return EXIT_FAILURE;
}
}
if (args.use_reflection_names)
{
auto result = dxil_spv_parse_reflection_dxil_blob(binary.data(), binary.size(), &reflection_blob);
if (result != DXIL_SPV_SUCCESS && result != DXIL_SPV_ERROR_NO_DATA)
{
LOGE("Failed to parse blob.\n");
return EXIT_FAILURE;
}
else if (result == DXIL_SPV_ERROR_NO_DATA)
{
LOGW("No STAT block found in DXIL blob.\n");
reflection_blob = nullptr;
}
}
if (args.dump_module)
dxil_spv_parsed_blob_dump_llvm_ir(blob);
dxil_spv_converter converter;
if (dxil_spv_create_converter_with_reflection(blob, reflection_blob, &converter) != DXIL_SPV_SUCCESS)
return EXIT_FAILURE;
dxil_spv_converter_set_srv_remapper(converter, remap_srv, &remapper);
dxil_spv_converter_set_sampler_remapper(converter, remap_sampler, &remapper);
dxil_spv_converter_set_uav_remapper(converter, remap_uav, &remapper);
dxil_spv_converter_set_cbv_remapper(converter, remap_cbv, &remapper);
dxil_spv_converter_set_vertex_input_remapper(converter, remap_vertex_input, &remapper);
dxil_spv_converter_set_stream_output_remapper(converter, remap_stream_output, &remapper);
dxil_spv_converter_set_root_constant_word_count(converter, remapper.root_constant_word_count);
dxil_spv_converter_set_root_descriptor_count(converter, remapper.root_descriptors.size());
if (local_root_signature)
{
dxil_spv_converter_add_local_root_constants(converter, 15, 0, 5);
dxil_spv_converter_add_local_root_constants(converter, 15, 1, 6);
dxil_spv_converter_add_local_root_descriptor(converter, DXIL_SPV_RESOURCE_CLASS_SRV, 15, 1);
dxil_spv_converter_add_local_root_descriptor(converter, DXIL_SPV_RESOURCE_CLASS_UAV, 15, 1);
dxil_spv_converter_add_local_root_descriptor(converter, DXIL_SPV_RESOURCE_CLASS_SRV, 15, 2);
dxil_spv_converter_add_local_root_descriptor(converter, DXIL_SPV_RESOURCE_CLASS_UAV, 15, 2);
dxil_spv_converter_add_local_root_descriptor(converter, DXIL_SPV_RESOURCE_CLASS_CBV, 15, 2);
dxil_spv_converter_add_local_root_descriptor_table(converter, DXIL_SPV_RESOURCE_CLASS_SRV, 15, 3, ~0u, 10);
dxil_spv_converter_add_local_root_descriptor_table(converter, DXIL_SPV_RESOURCE_CLASS_UAV, 15, 3, ~0u, 11);
dxil_spv_converter_add_local_root_descriptor_table(converter, DXIL_SPV_RESOURCE_CLASS_CBV, 15, 3, ~0u, 12);
dxil_spv_converter_add_local_root_descriptor_table(converter, DXIL_SPV_RESOURCE_CLASS_SAMPLER, 15, 3, ~0u, 13);
dxil_spv_option_sbt_descriptor_size_log2 desc_size =
{ { DXIL_SPV_OPTION_SBT_DESCRIPTOR_SIZE_LOG2 }, 6, 5 };
dxil_spv_converter_add_option(converter, &desc_size.base);
}
if (args.shader_demote)
{
const dxil_spv_option_shader_demote_to_helper helper = { { DXIL_SPV_OPTION_SHADER_DEMOTE_TO_HELPER },
DXIL_SPV_TRUE };
dxil_spv_converter_add_option(converter, &helper.base);
}
if (args.shader_i8_dot)
{
const dxil_spv_option_shader_i8_dot helper = { { DXIL_SPV_OPTION_SHADER_I8_DOT },
DXIL_SPV_TRUE };
dxil_spv_converter_add_option(converter, &helper.base);
}
{
const dxil_spv_option_shader_ray_tracing_primitive_culling helper =
{ { DXIL_SPV_OPTION_SHADER_RAY_TRACING_PRIMITIVE_CULLING },
DXIL_SPV_TRUE };
dxil_spv_converter_add_option(converter, &helper.base);
}
if (args.dual_source_blending)
{
const dxil_spv_option_dual_source_blending helper = { { DXIL_SPV_OPTION_DUAL_SOURCE_BLENDING }, DXIL_SPV_TRUE };
dxil_spv_converter_add_option(converter, &helper.base);
}
const dxil_spv_option_output_swizzle swizzle = { { DXIL_SPV_OPTION_OUTPUT_SWIZZLE },
args.swizzles.data(),
unsigned(args.swizzles.size()) };
dxil_spv_converter_add_option(converter, &swizzle.base);
if (args.root_constant_inline_ubo)
{
const dxil_spv_option_root_constant_inline_uniform_block inline_block = {
{ DXIL_SPV_OPTION_ROOT_CONSTANT_INLINE_UNIFORM_BLOCK },
args.root_constant_inline_ubo_desc_set,
args.root_constant_inline_ubo_binding,
DXIL_SPV_TRUE
};
dxil_spv_converter_add_option(converter, &inline_block.base);
}
if (args.bindless_cbv_as_ssbo)
{
const dxil_spv_option_bindless_cbv_ssbo_emulation cbv = { { DXIL_SPV_OPTION_BINDLESS_CBV_SSBO_EMULATION },
DXIL_SPV_TRUE };
dxil_spv_converter_add_option(converter, &cbv.base);
}
if (remapper.bindless || !remapper.root_descriptors.empty() || local_root_signature)
{
const dxil_spv_option_physical_storage_buffer phys = { { DXIL_SPV_OPTION_PHYSICAL_STORAGE_BUFFER },
remapper.bda ? DXIL_SPV_TRUE : DXIL_SPV_FALSE };
dxil_spv_converter_add_option(converter, &phys.base);
}
{
dxil_spv_option_ssbo_alignment align = { { DXIL_SPV_OPTION_SSBO_ALIGNMENT }, args.ssbo_alignment };
dxil_spv_converter_add_option(converter, &align.base);
}
{
dxil_spv_option_typed_uav_read_without_format support = { { DXIL_SPV_OPTION_TYPED_UAV_READ_WITHOUT_FORMAT },
args.typed_uav_read_without_format };
dxil_spv_converter_add_option(converter, &support.base);
}
{
dxil_spv_option_bindless_typed_buffer_offsets offsets = { { DXIL_SPV_OPTION_BINDLESS_TYPED_BUFFER_OFFSETS },
args.bindless_typed_buffer_offsets ? DXIL_SPV_TRUE : DXIL_SPV_FALSE };
dxil_spv_converter_add_option(converter, &offsets.base);
}
{
dxil_spv_option_storage_input_output_16bit storage = { { DXIL_SPV_OPTION_STORAGE_INPUT_OUTPUT_16BIT },
args.storage_input_output_16bit ? DXIL_SPV_TRUE : DXIL_SPV_FALSE };
dxil_spv_converter_add_option(converter, &storage.base);
}
{
const dxil_spv_option_descriptor_qa qa = { { DXIL_SPV_OPTION_DESCRIPTOR_QA },
args.descriptor_qa ? DXIL_SPV_TRUE : DXIL_SPV_FALSE,
DXIL_SPV_DESCRIPTOR_QA_INTERFACE_VERSION,
args.descriptor_qa_set, args.descriptor_qa_binding,
args.descriptor_qa_set, args.descriptor_qa_binding + 1,
args.shader_hash };
dxil_spv_converter_add_option(converter, &qa.base);
}
{
const dxil_spv_option_instruction_instrumentation inst = {
{ DXIL_SPV_OPTION_INSTRUCTION_INSTRUMENTATION },
args.instruction_instrumentation ? DXIL_SPV_TRUE : DXIL_SPV_FALSE,