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vkd3d-shader/msl: Implement support for VKD3DSPR_TEMP registers.

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This commit is contained in:
Feifan He 2024-09-24 02:53:23 +08:00 committed by Henri Verbeet
parent ebc4f84185
commit e8b14d765d
Notes: Henri Verbeet 2024-09-24 14:11:38 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1111
1 changed files with 47 additions and 3 deletions
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50
libs/vkd3d-shader/msl.c
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@ -55,12 +55,44 @@ static void msl_print_indent(struct vkd3d_string_buffer *buffer, unsigned int in
vkd3d_string_buffer_printf(buffer, "%*s", 4 * indent, "");
}
static void msl_print_register_datatype(struct vkd3d_string_buffer *buffer,
struct msl_generator *gen, const struct vkd3d_shader_register *reg)
{
vkd3d_string_buffer_printf(buffer, ".");
switch (reg->data_type)
{
case VKD3D_DATA_FLOAT:
vkd3d_string_buffer_printf(buffer, "f");
break;
case VKD3D_DATA_INT:
vkd3d_string_buffer_printf(buffer, "i");
break;
case VKD3D_DATA_UINT:
vkd3d_string_buffer_printf(buffer, "u");
break;
default:
msl_compiler_error(gen, VKD3D_SHADER_ERROR_MSL_INTERNAL,
"Internal compiler error: Unhandled register datatype %#x.", reg->data_type);
vkd3d_string_buffer_printf(buffer, "<unrecognised register datatype %#x>", reg->data_type);
break;
}
}
static void msl_print_register_name(struct vkd3d_string_buffer *buffer,
struct msl_generator *gen, const struct vkd3d_shader_register *reg)
{
msl_compiler_error(gen, VKD3D_SHADER_ERROR_MSL_INTERNAL,
"Internal compiler error: Unhandled register type %#x.", reg->type);
vkd3d_string_buffer_printf(buffer, "<unrecognised register %#x>", reg->type);
switch (reg->type)
{
case VKD3DSPR_TEMP:
vkd3d_string_buffer_printf(buffer, "r[%u]", reg->idx[0].offset);
msl_print_register_datatype(buffer, gen, reg);
break;
default:
msl_compiler_error(gen, VKD3D_SHADER_ERROR_MSL_INTERNAL,
"Internal compiler error: Unhandled register type %#x.", reg->type);
vkd3d_string_buffer_printf(buffer, "<unrecognised register %#x>", reg->type);
break;
}
}
static void msl_print_swizzle(struct vkd3d_string_buffer *buffer, uint32_t swizzle, uint32_t mask)
@ -221,9 +253,21 @@ static void msl_generator_generate(struct msl_generator *gen)
vkd3d_string_buffer_printf(gen->buffer, "/* Generated by %s. */\n\n", vkd3d_shader_get_version(NULL, NULL));
vkd3d_string_buffer_printf(gen->buffer, "union vkd3d_vec4\n{\n");
vkd3d_string_buffer_printf(gen->buffer, " uint4 u;\n");
vkd3d_string_buffer_printf(gen->buffer, " int4 i;\n");
vkd3d_string_buffer_printf(gen->buffer, " float4 f;\n};\n\n");
vkd3d_string_buffer_printf(gen->buffer, "void shader_main()\n{\n");
++gen->indent;
if (gen->program->temp_count)
{
msl_print_indent(gen->buffer, gen->indent);
vkd3d_string_buffer_printf(gen->buffer, "vkd3d_vec4 r[%u];\n\n", gen->program->temp_count);
}
for (i = 0; i < instructions->count; ++i)
{
msl_handle_instruction(gen, &instructions->elements[i]);