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shader: Initial support for textures and TEX

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This commit is contained in:
ReinUsesLisp 2021-03-08 18:31:53 -03:00 • committed by ameerj
parent 7d6ba5b984
commit ab46371247
33 changed files with 1489 additions and 342 deletions
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73
src/shader_recompiler/frontend/ir/microinstruction.cpp
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@ -10,26 +10,27 @@
#include "shader_recompiler/frontend/ir/type.h"
namespace Shader::IR {
static void CheckPseudoInstruction(IR::Inst* inst, IR::Opcode opcode) {
namespace {
void CheckPseudoInstruction(IR::Inst* inst, IR::Opcode opcode) {
if (inst && inst->Opcode() != opcode) {
throw LogicError("Invalid pseudo-instruction");
}
}
static void SetPseudoInstruction(IR::Inst*& dest_inst, IR::Inst* pseudo_inst) {
void SetPseudoInstruction(IR::Inst*& dest_inst, IR::Inst* pseudo_inst) {
if (dest_inst) {
throw LogicError("Only one of each type of pseudo-op allowed");
}
dest_inst = pseudo_inst;
}
static void RemovePseudoInstruction(IR::Inst*& inst, IR::Opcode expected_opcode) {
void RemovePseudoInstruction(IR::Inst*& inst, IR::Opcode expected_opcode) {
if (inst->Opcode() != expected_opcode) {
throw LogicError("Undoing use of invalid pseudo-op");
}
inst = nullptr;
}
} // Anonymous namespace
Inst::Inst(IR::Opcode op_, u32 flags_) noexcept : op{op_}, flags{flags_} {
if (op == Opcode::Phi) {
@ -82,6 +83,7 @@ bool Inst::IsPseudoInstruction() const noexcept {
case Opcode::GetSignFromOp:
case Opcode::GetCarryFromOp:
case Opcode::GetOverflowFromOp:
case Opcode::GetSparseFromOp:
return true;
default:
return false;
@ -96,25 +98,26 @@ bool Inst::AreAllArgsImmediates() const {
[](const IR::Value& value) { return value.IsImmediate(); });
}
bool Inst::HasAssociatedPseudoOperation() const noexcept {
return zero_inst || sign_inst || carry_inst || overflow_inst;
}
Inst* Inst::GetAssociatedPseudoOperation(IR::Opcode opcode) {
// This is faster than doing a search through the block.
if (!associated_insts) {
return nullptr;
}
switch (opcode) {
case Opcode::GetZeroFromOp:
CheckPseudoInstruction(zero_inst, Opcode::GetZeroFromOp);
return zero_inst;
CheckPseudoInstruction(associated_insts->zero_inst, Opcode::GetZeroFromOp);
return associated_insts->zero_inst;
case Opcode::GetSignFromOp:
CheckPseudoInstruction(sign_inst, Opcode::GetSignFromOp);
return sign_inst;
CheckPseudoInstruction(associated_insts->sign_inst, Opcode::GetSignFromOp);
return associated_insts->sign_inst;
case Opcode::GetCarryFromOp:
CheckPseudoInstruction(carry_inst, Opcode::GetCarryFromOp);
return carry_inst;
CheckPseudoInstruction(associated_insts->carry_inst, Opcode::GetCarryFromOp);
return associated_insts->carry_inst;
case Opcode::GetOverflowFromOp:
CheckPseudoInstruction(overflow_inst, Opcode::GetOverflowFromOp);
return overflow_inst;
CheckPseudoInstruction(associated_insts->overflow_inst, Opcode::GetOverflowFromOp);
return associated_insts->overflow_inst;
case Opcode::GetSparseFromOp:
CheckPseudoInstruction(associated_insts->sparse_inst, Opcode::GetSparseFromOp);
return associated_insts->sparse_inst;
default:
throw InvalidArgument("{} is not a pseudo-instruction", opcode);
}
@ -220,22 +223,37 @@ void Inst::ReplaceOpcode(IR::Opcode opcode) {
op = opcode;
}
void AllocAssociatedInsts(std::unique_ptr<AssociatedInsts>& associated_insts) {
if (!associated_insts) {
associated_insts = std::make_unique<AssociatedInsts>();
}
}
void Inst::Use(const Value& value) {
Inst* const inst{value.Inst()};
++inst->use_count;
std::unique_ptr<AssociatedInsts>& assoc_inst{inst->associated_insts};
switch (op) {
case Opcode::GetZeroFromOp:
SetPseudoInstruction(inst->zero_inst, this);
AllocAssociatedInsts(assoc_inst);
SetPseudoInstruction(assoc_inst->zero_inst, this);
break;
case Opcode::GetSignFromOp:
SetPseudoInstruction(inst->sign_inst, this);
AllocAssociatedInsts(assoc_inst);
SetPseudoInstruction(assoc_inst->sign_inst, this);
break;
case Opcode::GetCarryFromOp:
SetPseudoInstruction(inst->carry_inst, this);
AllocAssociatedInsts(assoc_inst);
SetPseudoInstruction(assoc_inst->carry_inst, this);
break;
case Opcode::GetOverflowFromOp:
SetPseudoInstruction(inst->overflow_inst, this);
AllocAssociatedInsts(assoc_inst);
SetPseudoInstruction(assoc_inst->overflow_inst, this);
break;
case Opcode::GetSparseFromOp:
AllocAssociatedInsts(assoc_inst);
SetPseudoInstruction(assoc_inst->sparse_inst, this);
break;
default:
break;
@ -246,18 +264,23 @@ void Inst::UndoUse(const Value& value) {
Inst* const inst{value.Inst()};
--inst->use_count;
std::unique_ptr<AssociatedInsts>& assoc_inst{inst->associated_insts};
switch (op) {
case Opcode::GetZeroFromOp:
RemovePseudoInstruction(inst->zero_inst, Opcode::GetZeroFromOp);
AllocAssociatedInsts(assoc_inst);
RemovePseudoInstruction(assoc_inst->zero_inst, Opcode::GetZeroFromOp);
break;
case Opcode::GetSignFromOp:
RemovePseudoInstruction(inst->sign_inst, Opcode::GetSignFromOp);
AllocAssociatedInsts(assoc_inst);
RemovePseudoInstruction(assoc_inst->sign_inst, Opcode::GetSignFromOp);
break;
case Opcode::GetCarryFromOp:
RemovePseudoInstruction(inst->carry_inst, Opcode::GetCarryFromOp);
AllocAssociatedInsts(assoc_inst);
RemovePseudoInstruction(assoc_inst->carry_inst, Opcode::GetCarryFromOp);
break;
case Opcode::GetOverflowFromOp:
RemovePseudoInstruction(inst->overflow_inst, Opcode::GetOverflowFromOp);
AllocAssociatedInsts(assoc_inst);
RemovePseudoInstruction(assoc_inst->overflow_inst, Opcode::GetOverflowFromOp);
break;
default:
break;