unsigned
tgsi_build_full_instruction(
const struct tgsi_full_instruction *full_inst,
struct tgsi_token *tokens,
struct tgsi_header *header,
unsigned maxsize )
{
unsigned size = 0;
unsigned i;
struct tgsi_instruction *instruction;
struct tgsi_token *prev_token;
if( maxsize <= size )
return 0;
instruction = (struct tgsi_instruction *) &tokens[size];
size++;
*instruction = tgsi_build_instruction(full_inst->Instruction.Opcode,
full_inst->Instruction.Saturate,
full_inst->Instruction.Predicate,
full_inst->Instruction.NumDstRegs,
full_inst->Instruction.NumSrcRegs,
header);
prev_token = (struct tgsi_token *) instruction;
if (full_inst->Instruction.Predicate) {
struct tgsi_instruction_predicate *instruction_predicate;
if (maxsize <= size) {
return 0;
}
instruction_predicate = (struct tgsi_instruction_predicate *)&tokens[size];
size++;
*instruction_predicate =
tgsi_build_instruction_predicate(full_inst->Predicate.Index,
full_inst->Predicate.Negate,
full_inst->Predicate.SwizzleX,
full_inst->Predicate.SwizzleY,
full_inst->Predicate.SwizzleZ,
full_inst->Predicate.SwizzleW,
instruction,
header);
}
if (full_inst->Instruction.Label) {
struct tgsi_instruction_label *instruction_label;
if( maxsize <= size )
return 0;
instruction_label =
(struct tgsi_instruction_label *) &tokens[size];
size++;
*instruction_label = tgsi_build_instruction_label(
full_inst->Label.Label,
prev_token,
instruction,
header );
prev_token = (struct tgsi_token *) instruction_label;
}
if (full_inst->Instruction.Texture) {
struct tgsi_instruction_texture *instruction_texture;
if( maxsize <= size )
return 0;
instruction_texture =
(struct tgsi_instruction_texture *) &tokens[size];
size++;
*instruction_texture = tgsi_build_instruction_texture(
full_inst->Texture.Texture,
full_inst->Texture.NumOffsets,
prev_token,
instruction,
header );
prev_token = (struct tgsi_token *) instruction_texture;
for (i = 0; i < full_inst->Texture.NumOffsets; i++) {
struct tgsi_texture_offset *texture_offset;
if ( maxsize <= size )
return 0;
texture_offset = (struct tgsi_texture_offset *)&tokens[size];
size++;
*texture_offset = tgsi_build_texture_offset(
full_inst->TexOffsets[i].Index,
full_inst->TexOffsets[i].File,
full_inst->TexOffsets[i].SwizzleX,
full_inst->TexOffsets[i].SwizzleY,
full_inst->TexOffsets[i].SwizzleZ,
prev_token,
instruction,
header);
prev_token = (struct tgsi_token *) texture_offset;
}
}
for( i = 0; i < full_inst->Instruction.NumDstRegs; i++ ) {
const struct tgsi_full_dst_register *reg = &full_inst->Dst[i];
struct tgsi_dst_register *dst_register;
if( maxsize <= size )
return 0;
dst_register = (struct tgsi_dst_register *) &tokens[size];
size++;
*dst_register = tgsi_build_dst_register(
reg->Register.File,
reg->Register.WriteMask,
reg->Register.Indirect,
reg->Register.Dimension,
reg->Register.Index,
instruction,
header );
if( reg->Register.Indirect ) {
struct tgsi_ind_register *ind;
if( maxsize <= size )
return 0;
ind = (struct tgsi_ind_register *) &tokens[size];
size++;
*ind = tgsi_build_ind_register(
reg->Indirect.File,
reg->Indirect.Swizzle,
reg->Indirect.Index,
reg->Indirect.ArrayID,
instruction,
header );
}
if( reg->Register.Dimension ) {
struct tgsi_dimension *dim;
assert( !reg->Dimension.Dimension );
if( maxsize <= size )
return 0;
dim = (struct tgsi_dimension *) &tokens[size];
size++;
*dim = tgsi_build_dimension(
reg->Dimension.Indirect,
reg->Dimension.Index,
instruction,
header );
if( reg->Dimension.Indirect ) {
struct tgsi_ind_register *ind;
if( maxsize <= size )
return 0;
ind = (struct tgsi_ind_register *) &tokens[size];
size++;
*ind = tgsi_build_ind_register(
reg->DimIndirect.File,
reg->DimIndirect.Swizzle,
reg->DimIndirect.Index,
reg->DimIndirect.ArrayID,
instruction,
header );
}
}
}
for( i = 0; i < full_inst->Instruction.NumSrcRegs; i++ ) {
const struct tgsi_full_src_register *reg = &full_inst->Src[i];
struct tgsi_src_register *src_register;
if( maxsize <= size )
return 0;
src_register = (struct tgsi_src_register *) &tokens[size];
size++;
*src_register = tgsi_build_src_register(
reg->Register.File,
reg->Register.SwizzleX,
reg->Register.SwizzleY,
reg->Register.SwizzleZ,
reg->Register.SwizzleW,
reg->Register.Negate,
reg->Register.Absolute,
reg->Register.Indirect,
reg->Register.Dimension,
reg->Register.Index,
instruction,
header );
if( reg->Register.Indirect ) {
struct tgsi_ind_register *ind;
if( maxsize <= size )
return 0;
ind = (struct tgsi_ind_register *) &tokens[size];
size++;
*ind = tgsi_build_ind_register(
reg->Indirect.File,
reg->Indirect.Swizzle,
reg->Indirect.Index,
reg->Indirect.ArrayID,
instruction,
header );
}
if( reg->Register.Dimension ) {
struct tgsi_dimension *dim;
assert( !reg->Dimension.Dimension );
if( maxsize <= size )
return 0;
dim = (struct tgsi_dimension *) &tokens[size];
size++;
*dim = tgsi_build_dimension(
reg->Dimension.Indirect,
reg->Dimension.Index,
instruction,
header );
if( reg->Dimension.Indirect ) {
struct tgsi_ind_register *ind;
if( maxsize <= size )
return 0;
ind = (struct tgsi_ind_register *) &tokens[size];
size++;
*ind = tgsi_build_ind_register(
reg->DimIndirect.File,
reg->DimIndirect.Swizzle,
reg->DimIndirect.Index,
reg->DimIndirect.ArrayID,
instruction,
header );
}
}
}
return size;
}
unsigned
tgsi_build_full_instruction(
const struct tgsi_full_instruction *full_inst,
struct tgsi_token *tokens,
struct tgsi_header *header,
unsigned maxsize )
{
unsigned size = 0;
unsigned i;
struct tgsi_instruction *instruction;
struct tgsi_token *prev_token;
if( maxsize <= size )
return 0;
instruction = (struct tgsi_instruction *) &tokens[size];
size++;
*instruction = tgsi_build_instruction(
full_inst->Instruction.Opcode,
full_inst->Instruction.Saturate,
full_inst->Instruction.NumDstRegs,
full_inst->Instruction.NumSrcRegs,
header );
prev_token = (struct tgsi_token *) instruction;
if( tgsi_compare_instruction_ext_nv(
full_inst->InstructionExtNv,
tgsi_default_instruction_ext_nv() ) ) {
struct tgsi_instruction_ext_nv *instruction_ext_nv;
if( maxsize <= size )
return 0;
instruction_ext_nv =
(struct tgsi_instruction_ext_nv *) &tokens[size];
size++;
*instruction_ext_nv = tgsi_build_instruction_ext_nv(
full_inst->InstructionExtNv.Precision,
full_inst->InstructionExtNv.CondDstIndex,
full_inst->InstructionExtNv.CondFlowIndex,
full_inst->InstructionExtNv.CondMask,
full_inst->InstructionExtNv.CondSwizzleX,
full_inst->InstructionExtNv.CondSwizzleY,
full_inst->InstructionExtNv.CondSwizzleZ,
full_inst->InstructionExtNv.CondSwizzleW,
full_inst->InstructionExtNv.CondDstUpdate,
full_inst->InstructionExtNv.CondFlowEnable,
prev_token,
instruction,
header );
prev_token = (struct tgsi_token *) instruction_ext_nv;
}
if( tgsi_compare_instruction_ext_label(
full_inst->InstructionExtLabel,
tgsi_default_instruction_ext_label() ) ) {
struct tgsi_instruction_ext_label *instruction_ext_label;
if( maxsize <= size )
return 0;
instruction_ext_label =
(struct tgsi_instruction_ext_label *) &tokens[size];
size++;
*instruction_ext_label = tgsi_build_instruction_ext_label(
full_inst->InstructionExtLabel.Label,
prev_token,
instruction,
header );
prev_token = (struct tgsi_token *) instruction_ext_label;
}
if( tgsi_compare_instruction_ext_texture(
full_inst->InstructionExtTexture,
tgsi_default_instruction_ext_texture() ) ) {
struct tgsi_instruction_ext_texture *instruction_ext_texture;
if( maxsize <= size )
return 0;
instruction_ext_texture =
(struct tgsi_instruction_ext_texture *) &tokens[size];
size++;
*instruction_ext_texture = tgsi_build_instruction_ext_texture(
full_inst->InstructionExtTexture.Texture,
prev_token,
instruction,
header );
prev_token = (struct tgsi_token *) instruction_ext_texture;
}
for( i = 0; i < full_inst->Instruction.NumDstRegs; i++ ) {
const struct tgsi_full_dst_register *reg = &full_inst->FullDstRegisters[i];
struct tgsi_dst_register *dst_register;
struct tgsi_token *prev_token;
if( maxsize <= size )
return 0;
dst_register = (struct tgsi_dst_register *) &tokens[size];
size++;
*dst_register = tgsi_build_dst_register(
reg->DstRegister.File,
reg->DstRegister.WriteMask,
reg->DstRegister.Indirect,
reg->DstRegister.Index,
instruction,
header );
prev_token = (struct tgsi_token *) dst_register;
if( tgsi_compare_dst_register_ext_concode(
reg->DstRegisterExtConcode,
tgsi_default_dst_register_ext_concode() ) ) {
struct tgsi_dst_register_ext_concode *dst_register_ext_concode;
if( maxsize <= size )
return 0;
dst_register_ext_concode =
(struct tgsi_dst_register_ext_concode *) &tokens[size];
size++;
*dst_register_ext_concode = tgsi_build_dst_register_ext_concode(
reg->DstRegisterExtConcode.CondMask,
reg->DstRegisterExtConcode.CondSwizzleX,
reg->DstRegisterExtConcode.CondSwizzleY,
reg->DstRegisterExtConcode.CondSwizzleZ,
reg->DstRegisterExtConcode.CondSwizzleW,
reg->DstRegisterExtConcode.CondSrcIndex,
prev_token,
instruction,
header );
prev_token = (struct tgsi_token *) dst_register_ext_concode;
}
if( tgsi_compare_dst_register_ext_modulate(
reg->DstRegisterExtModulate,
tgsi_default_dst_register_ext_modulate() ) ) {
struct tgsi_dst_register_ext_modulate *dst_register_ext_modulate;
if( maxsize <= size )
return 0;
dst_register_ext_modulate =
(struct tgsi_dst_register_ext_modulate *) &tokens[size];
size++;
*dst_register_ext_modulate = tgsi_build_dst_register_ext_modulate(
reg->DstRegisterExtModulate.Modulate,
prev_token,
instruction,
header );
prev_token = (struct tgsi_token *) dst_register_ext_modulate;
}
if( reg->DstRegister.Indirect ) {
struct tgsi_src_register *ind;
if( maxsize <= size )
return 0;
ind = (struct tgsi_src_register *) &tokens[size];
size++;
*ind = tgsi_build_src_register(
reg->DstRegisterInd.File,
reg->DstRegisterInd.SwizzleX,
reg->DstRegisterInd.SwizzleY,
reg->DstRegisterInd.SwizzleZ,
reg->DstRegisterInd.SwizzleW,
reg->DstRegisterInd.Negate,
reg->DstRegisterInd.Indirect,
reg->DstRegisterInd.Dimension,
reg->DstRegisterInd.Index,
instruction,
header );
}
}
for( i = 0; i < full_inst->Instruction.NumSrcRegs; i++ ) {
const struct tgsi_full_src_register *reg = &full_inst->FullSrcRegisters[i];
struct tgsi_src_register *src_register;
struct tgsi_token *prev_token;
if( maxsize <= size )
return 0;
src_register = (struct tgsi_src_register *) &tokens[size];
size++;
*src_register = tgsi_build_src_register(
reg->SrcRegister.File,
reg->SrcRegister.SwizzleX,
reg->SrcRegister.SwizzleY,
reg->SrcRegister.SwizzleZ,
reg->SrcRegister.SwizzleW,
reg->SrcRegister.Negate,
reg->SrcRegister.Indirect,
reg->SrcRegister.Dimension,
reg->SrcRegister.Index,
instruction,
header );
prev_token = (struct tgsi_token *) src_register;
if( tgsi_compare_src_register_ext_swz(
reg->SrcRegisterExtSwz,
tgsi_default_src_register_ext_swz() ) ) {
struct tgsi_src_register_ext_swz *src_register_ext_swz;
/* Use of the extended swizzle requires the simple swizzle to be identity.
*/
assert( reg->SrcRegister.SwizzleX == TGSI_SWIZZLE_X );
assert( reg->SrcRegister.SwizzleY == TGSI_SWIZZLE_Y );
assert( reg->SrcRegister.SwizzleZ == TGSI_SWIZZLE_Z );
assert( reg->SrcRegister.SwizzleW == TGSI_SWIZZLE_W );
assert( reg->SrcRegister.Negate == FALSE );
if( maxsize <= size )
return 0;
src_register_ext_swz =
(struct tgsi_src_register_ext_swz *) &tokens[size];
size++;
*src_register_ext_swz = tgsi_build_src_register_ext_swz(
reg->SrcRegisterExtSwz.ExtSwizzleX,
reg->SrcRegisterExtSwz.ExtSwizzleY,
reg->SrcRegisterExtSwz.ExtSwizzleZ,
reg->SrcRegisterExtSwz.ExtSwizzleW,
reg->SrcRegisterExtSwz.NegateX,
reg->SrcRegisterExtSwz.NegateY,
reg->SrcRegisterExtSwz.NegateZ,
reg->SrcRegisterExtSwz.NegateW,
prev_token,
instruction,
header );
prev_token = (struct tgsi_token *) src_register_ext_swz;
}
if( tgsi_compare_src_register_ext_mod(
reg->SrcRegisterExtMod,
tgsi_default_src_register_ext_mod() ) ) {
struct tgsi_src_register_ext_mod *src_register_ext_mod;
if( maxsize <= size )
return 0;
src_register_ext_mod =
(struct tgsi_src_register_ext_mod *) &tokens[size];
size++;
*src_register_ext_mod = tgsi_build_src_register_ext_mod(
reg->SrcRegisterExtMod.Complement,
reg->SrcRegisterExtMod.Bias,
reg->SrcRegisterExtMod.Scale2X,
reg->SrcRegisterExtMod.Absolute,
reg->SrcRegisterExtMod.Negate,
prev_token,
instruction,
header );
prev_token = (struct tgsi_token *) src_register_ext_mod;
}
if( reg->SrcRegister.Indirect ) {
struct tgsi_src_register *ind;
if( maxsize <= size )
return 0;
ind = (struct tgsi_src_register *) &tokens[size];
size++;
*ind = tgsi_build_src_register(
reg->SrcRegisterInd.File,
reg->SrcRegisterInd.SwizzleX,
reg->SrcRegisterInd.SwizzleY,
reg->SrcRegisterInd.SwizzleZ,
reg->SrcRegisterInd.SwizzleW,
reg->SrcRegisterInd.Negate,
reg->SrcRegisterInd.Indirect,
reg->SrcRegisterInd.Dimension,
reg->SrcRegisterInd.Index,
instruction,
header );
}
if( reg->SrcRegister.Dimension ) {
struct tgsi_dimension *dim;
assert( !reg->SrcRegisterDim.Dimension );
if( maxsize <= size )
return 0;
dim = (struct tgsi_dimension *) &tokens[size];
size++;
*dim = tgsi_build_dimension(
reg->SrcRegisterDim.Indirect,
reg->SrcRegisterDim.Index,
instruction,
header );
if( reg->SrcRegisterDim.Indirect ) {
struct tgsi_src_register *ind;
if( maxsize <= size )
return 0;
ind = (struct tgsi_src_register *) &tokens[size];
size++;
*ind = tgsi_build_src_register(
reg->SrcRegisterDimInd.File,
reg->SrcRegisterDimInd.SwizzleX,
reg->SrcRegisterDimInd.SwizzleY,
reg->SrcRegisterDimInd.SwizzleZ,
reg->SrcRegisterDimInd.SwizzleW,
reg->SrcRegisterDimInd.Negate,
reg->SrcRegisterDimInd.Indirect,
reg->SrcRegisterDimInd.Dimension,
reg->SrcRegisterDimInd.Index,
instruction,
header );
}
}
}
return size;
}
