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vkd3d-shader/sm1: Introduce a parser for the legacy D3D byte-code format.

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This is largely derived from the parser in Wine/wined3d, as of wine-6.18.

Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Henri Verbeet
2021-10-06 17:11:48 +02:00
committed by Alexandre Julliard
parent 28316b2694
commit f7662f9878
9 changed files with 1133 additions and 5 deletions
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50
libs/vkd3d-shader/vkd3d_shader_main.c
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@@ -337,6 +337,8 @@ static const char *shader_get_source_type_suffix(enum vkd3d_shader_source_type t
return "dxbc";
case VKD3D_SHADER_SOURCE_HLSL:
return "hlsl";
case VKD3D_SHADER_SOURCE_D3D_BYTECODE:
return "d3dbc";
default:
FIXME("Unhandled source type %#x.\n", type);
return "bin";
@@ -386,6 +388,16 @@ void VKD3D_PRINTF_FUNC(3, 4) vkd3d_shader_parser_error(struct vkd3d_shader_parse
parser->failed = true;
}
void VKD3D_PRINTF_FUNC(3, 4) vkd3d_shader_parser_warning(struct vkd3d_shader_parser *parser,
enum vkd3d_shader_error error, const char *format, ...)
{
va_list args;
va_start(args, format);
vkd3d_shader_vwarning(parser->message_context, &parser->location, error, format, args);
va_end(args);
}
static int vkd3d_shader_validate_compile_info(const struct vkd3d_shader_compile_info *compile_info,
bool validate_target_type)
{
@@ -1119,6 +1131,30 @@ static int compile_hlsl(const struct vkd3d_shader_compile_info *compile_info,
return ret;
}
static int compile_d3d_bytecode(const struct vkd3d_shader_compile_info *compile_info,
struct vkd3d_shader_code *out, struct vkd3d_shader_message_context *message_context)
{
struct vkd3d_shader_parser *parser;
int ret;
if ((ret = vkd3d_shader_sm1_parser_create(compile_info, message_context, &parser)) < 0)
{
WARN("Failed to initialise shader parser.\n");
return ret;
}
vkd3d_shader_dump_shader(compile_info->source_type, parser->shader_version.type, &compile_info->source);
if (compile_info->target_type == VKD3D_SHADER_TARGET_D3D_ASM)
{
ret = vkd3d_dxbc_binary_to_text(parser, compile_info, out);
vkd3d_shader_parser_destroy(parser);
return ret;
}
return VKD3D_ERROR;
}
int vkd3d_shader_compile(const struct vkd3d_shader_compile_info *compile_info,
struct vkd3d_shader_code *out, char **messages)
{
@@ -1145,6 +1181,10 @@ int vkd3d_shader_compile(const struct vkd3d_shader_compile_info *compile_info,
ret = compile_hlsl(compile_info, out, &message_context);
break;
case VKD3D_SHADER_SOURCE_D3D_BYTECODE:
ret = compile_d3d_bytecode(compile_info, out, &message_context);
break;
default:
assert(0);
}
@@ -1301,6 +1341,7 @@ const enum vkd3d_shader_source_type *vkd3d_shader_get_supported_source_types(uns
{
VKD3D_SHADER_SOURCE_DXBC_TPF,
VKD3D_SHADER_SOURCE_HLSL,
VKD3D_SHADER_SOURCE_D3D_BYTECODE,
};
TRACE("count %p.\n", count);
@@ -1327,6 +1368,11 @@ const enum vkd3d_shader_target_type *vkd3d_shader_get_supported_target_types(
VKD3D_SHADER_TARGET_DXBC_TPF,
};
static const enum vkd3d_shader_target_type d3dbc_types[] =
{
VKD3D_SHADER_TARGET_D3D_ASM,
};
TRACE("source_type %#x, count %p.\n", source_type, count);
switch (source_type)
@@ -1339,6 +1385,10 @@ const enum vkd3d_shader_target_type *vkd3d_shader_get_supported_target_types(
*count = ARRAY_SIZE(hlsl_types);
return hlsl_types;
case VKD3D_SHADER_SOURCE_D3D_BYTECODE:
*count = ARRAY_SIZE(d3dbc_types);
return d3dbc_types;
default:
*count = 0;
return NULL;