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libs/vkd3d-shader: Translate swapc instructions.

This commit is contained in:
Józef Kucia 2017-07-18 13:31:46 +02:00
parent 013eb246f8
commit 9d319bbc3d
1 changed files with 33 additions and 2 deletions
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35
libs/vkd3d-shader/spirv.c
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@ -2621,13 +2621,14 @@ static uint32_t vkd3d_dxbc_compiler_emit_int_to_bool(struct vkd3d_dxbc_compiler
enum vkd3d_shader_conditional_op condition, unsigned int component_count, uint32_t val_id)
{
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
static const uint32_t zero[VKD3D_VEC4_SIZE];
uint32_t type_id;
SpvOp op;
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_BOOL, component_count);
op = condition & VKD3D_SHADER_CONDITIONAL_OP_Z ? SpvOpIEqual : SpvOpINotEqual;
return vkd3d_spirv_build_op_tr2(builder, &builder->function_stream,
op, type_id, val_id, vkd3d_dxbc_compiler_get_constant_uint(compiler, 0));
return vkd3d_spirv_build_op_tr2(builder, &builder->function_stream, op, type_id, val_id,
vkd3d_dxbc_compiler_get_constant(compiler, VKD3D_TYPE_UINT, component_count, zero));
}
static void vkd3d_dxbc_compiler_emit_movc(struct vkd3d_dxbc_compiler *compiler,
@ -2653,6 +2654,33 @@ static void vkd3d_dxbc_compiler_emit_movc(struct vkd3d_dxbc_compiler *compiler,
vkd3d_dxbc_compiler_emit_store_dst(compiler, dst, val_id);
}
static void vkd3d_dxbc_compiler_emit_swapc(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction)
{
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
const struct vkd3d_shader_dst_param *dst = instruction->dst;
const struct vkd3d_shader_src_param *src = instruction->src;
uint32_t condition_id, src1_id, src2_id, type_id, val_id;
unsigned int component_count;
assert(dst[0].write_mask == dst[1].write_mask);
condition_id = vkd3d_dxbc_compiler_emit_load_src(compiler, &src[0], dst->write_mask);
src1_id = vkd3d_dxbc_compiler_emit_load_src(compiler, &src[1], dst->write_mask);
src2_id = vkd3d_dxbc_compiler_emit_load_src(compiler, &src[2], dst->write_mask);
component_count = vkd3d_write_mask_component_count(dst->write_mask);
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_FLOAT, component_count);
condition_id = vkd3d_dxbc_compiler_emit_int_to_bool(compiler,
VKD3D_SHADER_CONDITIONAL_OP_NZ, component_count, condition_id);
val_id = vkd3d_spirv_build_op_select(builder, type_id, condition_id, src2_id, src1_id);
vkd3d_dxbc_compiler_emit_store_dst(compiler, &dst[0], val_id);
val_id = vkd3d_spirv_build_op_select(builder, type_id, condition_id, src1_id, src2_id);
vkd3d_dxbc_compiler_emit_store_dst(compiler, &dst[1], val_id);
}
static void vkd3d_dxbc_compiler_emit_dot(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction)
{
@ -3051,6 +3079,9 @@ void vkd3d_dxbc_compiler_handle_instruction(struct vkd3d_dxbc_compiler *compiler
case VKD3DSIH_MOVC:
vkd3d_dxbc_compiler_emit_movc(compiler, instruction);
break;
case VKD3DSIH_SWAPC:
vkd3d_dxbc_compiler_emit_swapc(compiler, instruction);
break;
case VKD3DSIH_ADD:
case VKD3DSIH_AND:
case VKD3DSIH_BFREV: