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vkd3d-shader: Allocate semantic registers.
Signed-off-by: Zebediah Figura <zfigura@codeweavers.com> Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Matteo Bruni <mbruni@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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@ -164,5 +164,20 @@ typedef enum _D3DSHADER_PARAM_REGISTER_TYPE
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D3DSPR_FORCE_DWORD = 0x7fffffff,
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} D3DSHADER_PARAM_REGISTER_TYPE;
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typedef enum _D3DSHADER_MISCTYPE_OFFSETS
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{
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D3DSMO_POSITION = 0x0,
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D3DSMO_FACE = 0x1,
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} D3DSHADER_MISCTYPE_OFFSETS;
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typedef enum _D3DVS_RASTOUT_OFFSETS
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{
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D3DSRO_POSITION = 0x0,
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D3DSRO_FOG = 0x1,
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D3DSRO_POINT_SIZE = 0x2,
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D3DSRO_FORCE_DWORD = 0x7fffffff,
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} D3DVS_RASTOUT_OFFSETS;
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#endif /* _d3d9TYPES_H_ */
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#endif /* __VKD3D_D3D9TYPES_H */
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@ -948,6 +948,104 @@ static void allocate_temp_registers(struct hlsl_ir_function_decl *entry_func)
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allocate_temp_registers_recurse(entry_func->body, &liveness);
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}
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static bool sm1_register_from_semantic(struct hlsl_ctx *ctx, const struct hlsl_semantic *semantic, bool output,
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D3DSHADER_PARAM_REGISTER_TYPE *type, unsigned int *reg)
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{
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unsigned int i;
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static const struct
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{
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const char *semantic;
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bool output;
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enum vkd3d_shader_type shader_type;
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unsigned int major_version;
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D3DSHADER_PARAM_REGISTER_TYPE type;
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DWORD offset;
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}
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register_table[] =
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{
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{"color", true, VKD3D_SHADER_TYPE_PIXEL, 2, D3DSPR_COLOROUT},
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{"depth", true, VKD3D_SHADER_TYPE_PIXEL, 2, D3DSPR_DEPTHOUT},
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{"sv_depth", true, VKD3D_SHADER_TYPE_PIXEL, 2, D3DSPR_DEPTHOUT},
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{"sv_target", true, VKD3D_SHADER_TYPE_PIXEL, 2, D3DSPR_COLOROUT},
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{"color", false, VKD3D_SHADER_TYPE_PIXEL, 2, D3DSPR_INPUT},
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{"texcoord", false, VKD3D_SHADER_TYPE_PIXEL, 2, D3DSPR_TEXTURE},
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{"color", true, VKD3D_SHADER_TYPE_PIXEL, 3, D3DSPR_COLOROUT},
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{"depth", true, VKD3D_SHADER_TYPE_PIXEL, 3, D3DSPR_DEPTHOUT},
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{"sv_depth", true, VKD3D_SHADER_TYPE_PIXEL, 3, D3DSPR_DEPTHOUT},
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{"sv_target", true, VKD3D_SHADER_TYPE_PIXEL, 3, D3DSPR_COLOROUT},
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{"sv_position", false, VKD3D_SHADER_TYPE_PIXEL, 3, D3DSPR_MISCTYPE, D3DSMO_POSITION},
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{"vface", false, VKD3D_SHADER_TYPE_PIXEL, 3, D3DSPR_MISCTYPE, D3DSMO_FACE},
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{"vpos", false, VKD3D_SHADER_TYPE_PIXEL, 3, D3DSPR_MISCTYPE, D3DSMO_POSITION},
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{"color", true, VKD3D_SHADER_TYPE_VERTEX, 1, D3DSPR_ATTROUT},
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{"fog", true, VKD3D_SHADER_TYPE_VERTEX, 1, D3DSPR_RASTOUT, D3DSRO_FOG},
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{"position", true, VKD3D_SHADER_TYPE_VERTEX, 1, D3DSPR_RASTOUT, D3DSRO_POSITION},
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{"psize", true, VKD3D_SHADER_TYPE_VERTEX, 1, D3DSPR_RASTOUT, D3DSRO_POINT_SIZE},
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{"sv_position", true, VKD3D_SHADER_TYPE_VERTEX, 1, D3DSPR_RASTOUT, D3DSRO_POSITION},
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{"texcoord", true, VKD3D_SHADER_TYPE_VERTEX, 1, D3DSPR_TEXCRDOUT},
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{"color", true, VKD3D_SHADER_TYPE_VERTEX, 2, D3DSPR_ATTROUT},
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{"fog", true, VKD3D_SHADER_TYPE_VERTEX, 2, D3DSPR_RASTOUT, D3DSRO_FOG},
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{"position", true, VKD3D_SHADER_TYPE_VERTEX, 2, D3DSPR_RASTOUT, D3DSRO_POSITION},
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{"psize", true, VKD3D_SHADER_TYPE_VERTEX, 2, D3DSPR_RASTOUT, D3DSRO_POINT_SIZE},
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{"sv_position", true, VKD3D_SHADER_TYPE_VERTEX, 2, D3DSPR_RASTOUT, D3DSRO_POSITION},
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{"texcoord", true, VKD3D_SHADER_TYPE_VERTEX, 2, D3DSPR_TEXCRDOUT},
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};
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for (i = 0; i < ARRAY_SIZE(register_table); ++i)
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{
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if (!ascii_strcasecmp(semantic->name, register_table[i].semantic)
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&& output == register_table[i].output
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&& ctx->profile->type == register_table[i].shader_type
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&& ctx->profile->major_version == register_table[i].major_version)
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{
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*type = register_table[i].type;
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if (register_table[i].type == D3DSPR_MISCTYPE || register_table[i].type == D3DSPR_RASTOUT)
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*reg = register_table[i].offset;
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else
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*reg = semantic->index;
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return true;
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}
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}
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return false;
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}
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static void allocate_semantic_register(struct hlsl_ctx *ctx, struct hlsl_ir_var *var, unsigned int *counter, bool output)
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{
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assert(var->semantic.name);
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if (ctx->profile->major_version < 4)
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{
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D3DSHADER_PARAM_REGISTER_TYPE type;
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unsigned int reg;
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if (!sm1_register_from_semantic(ctx, &var->semantic, output, &type, ®))
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{
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var->reg.allocated = true;
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var->reg.id = (*counter)++;
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var->reg.writemask = (1 << var->data_type->dimx) - 1;
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TRACE("Allocated %s to %s.\n", var->name, debug_register(output ? 'o' : 'v', var->reg, var->data_type));
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}
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}
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}
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static void allocate_semantic_registers(struct hlsl_ctx *ctx)
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{
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unsigned int input_counter = 0, output_counter = 0;
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struct hlsl_ir_var *var;
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LIST_FOR_EACH_ENTRY(var, &ctx->extern_vars, struct hlsl_ir_var, extern_entry)
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{
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if (var->is_input_semantic && var->last_read)
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allocate_semantic_register(ctx, var, &input_counter, false);
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if (var->is_output_semantic && var->first_write)
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allocate_semantic_register(ctx, var, &output_counter, true);
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}
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}
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struct bytecode_buffer
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{
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uint32_t *data;
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@ -1381,6 +1479,7 @@ int hlsl_emit_dxbc(struct hlsl_ctx *ctx, struct hlsl_ir_function_decl *entry_fun
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allocate_temp_registers(entry_func);
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if (ctx->profile->major_version < 4)
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allocate_const_registers(ctx, entry_func);
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allocate_semantic_registers(ctx);
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if (ctx->failed)
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return VKD3D_ERROR_INVALID_SHADER;
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