Henri Verbeet : wined3d: Implement shader_extract_from_dxbc() on top of vkd3d_shader_parse_dxbc().
Module: wine Branch: master Commit: 11fe071d51824f09e58b3ceac1717644bc2751c3 URL: https://gitlab.winehq.org/wine/wine/-/commit/11fe071d51824f09e58b3ceac171764... Author: Henri Verbeet <hverbeet(a)codeweavers.com> Date: Tue Apr 11 10:05:40 2023 +0200 wined3d: Implement shader_extract_from_dxbc() on top of vkd3d_shader_parse_dxbc(). --- dlls/wined3d/shader_sm4.c | 131 ++++++++++++---------------------------------- 1 file changed, 34 insertions(+), 97 deletions(-) diff --git a/dlls/wined3d/shader_sm4.c b/dlls/wined3d/shader_sm4.c index a55bc2df3f5..b87d45b0fb7 100644 --- a/dlls/wined3d/shader_sm4.c +++ b/dlls/wined3d/shader_sm4.c @@ -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;
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Alexandre Julliard