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libs/vkd3d-shader: Translate dcl_input instructions.

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This commit is contained in:
Józef Kucia 2017-06-20 17:09:39 +02:00
parent 88e20980a8
commit 95b11ba336
2 changed files with 95 additions and 0 deletions
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80
libs/vkd3d-shader/spirv.c
View File

@ -1313,6 +1313,56 @@ static void vkd3d_dxbc_compiler_decorate_sysval(struct vkd3d_spirv_builder *buil
vkd3d_spirv_build_op_decorate1(builder, target_id, SpvDecorationBuiltIn, builtin);
}
static void vkd3d_dxbc_compiler_emit_input(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_dst_param *dst, enum vkd3d_shader_input_sysval_semantic sysval)
{
enum vkd3d_component_type component_type = vkd3d_component_type_for_semantic(sysval);
unsigned int component_count = vkd3d_write_mask_component_count(dst->write_mask);
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
struct vkd3d_symbol reg_symbol;
SpvStorageClass storage_class;
uint32_t val_id, var_id;
storage_class = SpvStorageClassInput;
var_id = vkd3d_dxbc_compiler_emit_variable(compiler, &builder->global_stream,
storage_class, component_type, component_count);
vkd3d_spirv_add_iface_variable(builder, var_id);
if (sysval)
vkd3d_dxbc_compiler_decorate_sysval(builder, var_id, sysval);
else
vkd3d_spirv_build_op_decorate1(builder, var_id, SpvDecorationLocation, dst->reg.idx[0].offset);
if (component_type != VKD3D_TYPE_FLOAT)
{
uint32_t float_type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_FLOAT, component_count);
assert(component_count == 1);
val_id = vkd3d_spirv_build_op_bitcast(builder, float_type_id, var_id);
}
else if (component_count != 4)
{
uint32_t type_id = vkd3d_spirv_get_type_id(builder, component_type, component_count);
val_id = vkd3d_spirv_build_op_load(builder, type_id, var_id, SpvMemoryAccessMaskNone);
}
/* FIXME: handle multiple inputs packed into a single register */
if (component_count != 4 || component_type != VKD3D_TYPE_FLOAT)
{
storage_class = SpvStorageClassPrivate;
var_id = vkd3d_dxbc_compiler_emit_variable(compiler, &builder->global_stream,
storage_class, VKD3D_TYPE_FLOAT, VKD3D_VEC4_SIZE);
}
vkd3d_symbol_make_register(&reg_symbol, &dst->reg);
reg_symbol.id = var_id;
reg_symbol.info.storage_class = storage_class;
vkd3d_dxbc_compiler_put_symbol(compiler, &reg_symbol);
vkd3d_dxbc_compiler_emit_register_debug_name(builder, var_id, &dst->reg);
if (component_count != 4 || component_type != VKD3D_TYPE_FLOAT)
vkd3d_dxbc_compiler_emit_store_reg(compiler, &dst->reg, dst->write_mask, val_id);
}
static uint32_t vkd3d_dxbc_compiler_emit_output(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_dst_param *dst, enum vkd3d_shader_input_sysval_semantic sysval)
{
@ -1368,6 +1418,27 @@ static void vkd3d_dxbc_compiler_emit_dcl_temps(struct vkd3d_dxbc_compiler *compi
}
}
static void vkd3d_dxbc_compiler_emit_dcl_input(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction)
{
vkd3d_dxbc_compiler_emit_input(compiler, &instruction->declaration.dst, VKD3D_SIV_NONE);
}
static void vkd3d_dxbc_compiler_emit_dcl_input_ps(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction)
{
vkd3d_dxbc_compiler_emit_input(compiler, &instruction->declaration.dst, VKD3D_SIV_NONE);
if (instruction->flags != VKD3DSIM_LINEAR)
FIXME("Unhandled interpolation mode %#x.\n", instruction->flags);
}
static void vkd3d_dxbc_compiler_emit_dcl_input_sgv(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction)
{
vkd3d_dxbc_compiler_emit_input(compiler, &instruction->declaration.dst,
instruction->declaration.register_semantic.sysval_semantic);
}
static void vkd3d_dxbc_compiler_emit_dcl_output(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction)
{
@ -1572,6 +1643,15 @@ void vkd3d_dxbc_compiler_handle_instruction(struct vkd3d_dxbc_compiler *compiler
case VKD3DSIH_DCL_TEMPS:
vkd3d_dxbc_compiler_emit_dcl_temps(compiler, instruction);
break;
case VKD3DSIH_DCL_INPUT:
vkd3d_dxbc_compiler_emit_dcl_input(compiler, instruction);
break;
case VKD3DSIH_DCL_INPUT_PS:
vkd3d_dxbc_compiler_emit_dcl_input_ps(compiler, instruction);
break;
case VKD3DSIH_DCL_INPUT_SGV:
vkd3d_dxbc_compiler_emit_dcl_input_sgv(compiler, instruction);
break;
case VKD3DSIH_DCL_OUTPUT:
vkd3d_dxbc_compiler_emit_dcl_output(compiler, instruction);
break;

15
libs/vkd3d-shader/vkd3d_shader_private.h
View File

@ -827,6 +827,21 @@ bool vkd3d_dxbc_compiler_generate_spirv(struct vkd3d_dxbc_compiler *compiler,
struct vkd3d_shader_code *spirv) DECLSPEC_HIDDEN;
void vkd3d_dxbc_compiler_destroy(struct vkd3d_dxbc_compiler *compiler) DECLSPEC_HIDDEN;
static inline enum vkd3d_component_type vkd3d_component_type_for_semantic(
enum vkd3d_shader_input_sysval_semantic sysval)
{
switch (sysval)
{
case VKD3D_SIV_NONE:
return VKD3D_TYPE_FLOAT;
case VKD3D_SIV_VERTEX_ID:
return VKD3D_TYPE_INT;
default:
FIXME("Unhandled semantic %#x.\n", sysval);
return VKD3D_TYPE_FLOAT;
}
}
static inline enum vkd3d_component_type vkd3d_component_type_from_data_type(
enum vkd3d_data_type data_type)
{