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wined3d: Implement shader_extract_from_dxbc() on top of vkd3d_shader_parse_dxbc().

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Henri Verbeet 2023-04-11 10:05:40 +02:00 committed by Alexandre Julliard
parent 31cb8d8aa6
commit 11fe071d51
1 changed files with 34 additions and 97 deletions
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131
dlls/wined3d/shader_sm4.c
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@ -17,6 +17,8 @@
*/
#include "wined3d_private.h"
#define LIBVKD3D_SHADER_SOURCE
#include <vkd3d_shader.h>
WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
WINE_DECLARE_DEBUG_CHANNEL(d3d_bytecode);
@ -1823,7 +1825,6 @@ const struct wined3d_shader_frontend sm4_shader_frontend =
};
#define TAG_AON9 WINEMAKEFOURCC('A', 'o', 'n', '9')
#define TAG_DXBC WINEMAKEFOURCC('D', 'X', 'B', 'C')
#define TAG_ISG1 WINEMAKEFOURCC('I', 'S', 'G', '1')
#define TAG_ISGN WINEMAKEFOURCC('I', 'S', 'G', 'N')
#define TAG_OSG1 WINEMAKEFOURCC('O', 'S', 'G', '1')
@ -1842,13 +1843,6 @@ struct aon9_header
unsigned int byte_code_offset;
};
struct shader_handler_context
{
struct wined3d_shader *shader;
enum vkd3d_shader_source_type *source_type;
unsigned int max_version;
};
static void read_dword(const char **ptr, unsigned int *d)
{
memcpy(d, *ptr, sizeof(*d));
@ -1873,77 +1867,6 @@ static void skip_dword_unknown(const char **ptr, unsigned int count)
}
}
static HRESULT parse_dxbc(const char *data, SIZE_T data_size,
HRESULT (*chunk_handler)(const char *data, unsigned int data_size, unsigned int tag, void *ctx), void *ctx)
{
const char *ptr = data;
HRESULT hr = S_OK;
unsigned int chunk_count;
unsigned int total_size;
unsigned int i;
unsigned int version;
unsigned int tag;
read_dword(&ptr, &tag);
TRACE("tag: %s.\n", debugstr_an((const char *)&tag, 4));
if (tag != TAG_DXBC)
{
WARN("Wrong tag.\n");
return E_INVALIDARG;
}
WARN("Ignoring DXBC checksum.\n");
skip_dword_unknown(&ptr, 4);
read_dword(&ptr, &version);
TRACE("version: %#x.\n", version);
if (version != 0x00000001)
{
WARN("Got unexpected DXBC version %#x.\n", version);
return E_INVALIDARG;
}
read_dword(&ptr, &total_size);
TRACE("total size: %#x\n", total_size);
read_dword(&ptr, &chunk_count);
TRACE("chunk count: %#x\n", chunk_count);
for (i = 0; i < chunk_count; ++i)
{
unsigned int chunk_tag, chunk_size;
const char *chunk_ptr;
unsigned int chunk_offset;
read_dword(&ptr, &chunk_offset);
TRACE("chunk %u at offset %#x\n", i, chunk_offset);
if (chunk_offset >= data_size || !require_space(chunk_offset, 2, sizeof(DWORD), data_size))
{
WARN("Invalid chunk offset %#x (data size %#Ix).\n", chunk_offset, data_size);
return E_FAIL;
}
chunk_ptr = data + chunk_offset;
read_dword(&chunk_ptr, &chunk_tag);
read_dword(&chunk_ptr, &chunk_size);
if (!require_space(chunk_ptr - data, 1, chunk_size, data_size))
{
WARN("Invalid chunk size %#x (data size %#Ix, chunk offset %#x).\n",
chunk_size, data_size, chunk_offset);
return E_FAIL;
}
if (FAILED(hr = chunk_handler(chunk_ptr, chunk_size, chunk_tag, ctx)))
break;
}
return hr;
}
static const char *shader_get_string(const char *data, size_t data_size, unsigned int offset)
{
if (offset >= data_size)
@ -2031,17 +1954,19 @@ static HRESULT shader_parse_signature(DWORD tag, const char *data, unsigned int
return S_OK;
}
static HRESULT shader_dxbc_chunk_handler(const char *data, unsigned int data_size, unsigned int tag, void *context)
static HRESULT shader_dxbc_process_section(struct wined3d_shader *shader, unsigned int max_version,
enum vkd3d_shader_source_type *source_type, const struct vkd3d_shader_dxbc_section_desc *section)
{
struct shader_handler_context *ctx = context;
struct wined3d_shader *shader = ctx->shader;
unsigned int data_size = section->data.size;
const void *data = section->data.code;
uint32_t tag = section->tag;
HRESULT hr;
switch (tag)
{
case TAG_ISGN:
case TAG_ISG1:
if (ctx->max_version < 4)
if (max_version < 4)
{
TRACE("Skipping shader input signature.\n");
break;
@ -2058,7 +1983,7 @@ static HRESULT shader_dxbc_chunk_handler(const char *data, unsigned int data_siz
case TAG_OSGN:
case TAG_OSG1:
case TAG_OSG5:
if (ctx->max_version < 4)
if (max_version < 4)
{
TRACE("Skipping shader output signature.\n");
break;
@ -2085,22 +2010,22 @@ static HRESULT shader_dxbc_chunk_handler(const char *data, unsigned int data_siz
case TAG_SHDR:
case TAG_SHEX:
if (ctx->max_version < 4)
if (max_version < 4)
{
TRACE("Skipping SM4+ shader.\n");
break;
}
if (shader->function)
FIXME("Multiple shader code chunks.\n");
shader->function = (const DWORD *)data;
shader->function = data;
shader->functionLength = data_size;
*ctx->source_type = VKD3D_SHADER_SOURCE_DXBC_TPF;
*source_type = VKD3D_SHADER_SOURCE_DXBC_TPF;
break;
case TAG_AON9:
if (ctx->max_version < 4)
if (max_version < 4)
{
const struct aon9_header *header = (const struct aon9_header *)data;
const struct aon9_header *header = data;
unsigned int unknown_dword_count;
const char *byte_code;
@ -2109,7 +2034,8 @@ static HRESULT shader_dxbc_chunk_handler(const char *data, unsigned int data_siz
WARN("Invalid Aon9 data size %#x.\n", data_size);
return E_FAIL;
}
byte_code = data + header->byte_code_offset;
byte_code = data;
byte_code += header->byte_code_offset;
unknown_dword_count = (header->byte_code_offset - sizeof(*header)) / sizeof(DWORD);
if (data_size - 2 * sizeof(DWORD) < header->byte_code_offset)
@ -2123,7 +2049,7 @@ static HRESULT shader_dxbc_chunk_handler(const char *data, unsigned int data_siz
FIXME("Multiple shader code chunks.\n");
shader->function = (const DWORD *)byte_code;
shader->functionLength = data_size - header->byte_code_offset;
*ctx->source_type = VKD3D_SHADER_SOURCE_D3D_BYTECODE;
*source_type = VKD3D_SHADER_SOURCE_D3D_BYTECODE;
TRACE("Feature level 9 shader version 0%08x, 0%08lx.\n",
header->shader_version, *shader->function);
}
@ -2144,14 +2070,25 @@ static HRESULT shader_dxbc_chunk_handler(const char *data, unsigned int data_siz
HRESULT shader_extract_from_dxbc(struct wined3d_shader *shader,
unsigned int max_shader_version, enum vkd3d_shader_source_type *source_type)
{
struct shader_handler_context ctx;
HRESULT hr;
const struct vkd3d_shader_code dxbc = {.code = shader->byte_code, .size = shader->byte_code_size};
struct vkd3d_shader_dxbc_desc dxbc_desc;
HRESULT hr = WINED3D_OK;
unsigned int i;
int ret;
ctx.shader = shader;
ctx.source_type = source_type;
ctx.max_version = max_shader_version;
if ((ret = vkd3d_shader_parse_dxbc(&dxbc, 0, &dxbc_desc, NULL)) < 0)
{
WARN("Failed to parse DXBC, ret %d.\n", ret);
return E_INVALIDARG;
}
for (i = 0; i < dxbc_desc.section_count; ++i)
{
if (FAILED(hr = shader_dxbc_process_section(shader, max_shader_version, source_type, &dxbc_desc.sections[i])))
break;
}
vkd3d_shader_free_dxbc(&dxbc_desc);
hr = parse_dxbc(shader->byte_code, shader->byte_code_size, shader_dxbc_chunk_handler, &ctx);
if (!shader->function)
hr = E_INVALIDARG;