shader_decode: Implement LD_C

This commit is contained in:
ReinUsesLisp 2018-12-21 02:08:52 -03:00
parent d79c462af0
commit acdbbb8885
1 changed files with 31 additions and 0 deletions

View File

@ -73,6 +73,37 @@ u32 ShaderIR::DecodeMemory(BasicBlock& bb, u32 pc) {
}
break;
}
case OpCode::Id::LD_C: {
UNIMPLEMENTED_IF(instr.ld_c.unknown != 0);
Node index = GetRegister(instr.gpr8);
const Node op_a =
GetConstBufferIndirect(instr.cbuf36.index, instr.cbuf36.offset + 0, index);
switch (instr.ld_c.type.Value()) {
case Tegra::Shader::UniformType::Single:
SetRegister(bb, instr.gpr0, op_a);
break;
case Tegra::Shader::UniformType::Double: {
const Node op_b =
GetConstBufferIndirect(instr.cbuf36.index, instr.cbuf36.offset + 4, index);
const Node composite =
Operation(OperationCode::Composite, op_a, op_b, GetRegister(RZ), GetRegister(RZ));
MetaComponents meta{{0, 1, 2, 3}};
bb.push_back(Operation(OperationCode::AssignComposite, meta, composite,
GetRegister(instr.gpr0), GetRegister(instr.gpr0.Value() + 1),
GetRegister(RZ), GetRegister(RZ)));
break;
}
default:
UNIMPLEMENTED_MSG("Unhandled type: {}", static_cast<unsigned>(instr.ld_c.type.Value()));
}
break;
}
case OpCode::Id::ST_A: {
UNIMPLEMENTED_IF_MSG(instr.gpr8.Value() != Register::ZeroIndex,
"Indirect attribute loads are not supported");