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shader: Address Feedback

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This commit is contained in:
FernandoS27 2021-04-03 01:48:39 +02:00 • committed by ameerj
parent 45d547af11
commit baec84247f
16 changed files with 60 additions and 211 deletions
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9
src/shader_recompiler/ir_opt/constant_propagation_pass.cpp
View file

@ -374,17 +374,14 @@ std::optional<IR::Value> FoldCompositeExtractImpl(IR::Value inst_value, IR::Opco
if (inst->Opcode() == construct) {
return inst->Arg(first_index);
}
if (inst->Opcode() != insert) {
return std::nullopt;
}
IR::Value value_index{inst->Arg(2)};
if (!value_index.IsImmediate()) {
return std::nullopt;
}
const u32 second_index = value_index.U32();
const u32 second_index{value_index.U32()};
if (first_index != second_index) {
IR::Value value_composite{inst->Arg(0)};
if (value_composite.IsImmediate()) {
@ -404,8 +401,8 @@ void FoldCompositeExtract(IR::Inst& inst, IR::Opcode construct, IR::Opcode inser
if (!value_2.IsImmediate()) {
return;
}
const u32 first_index = value_2.U32();
auto result = FoldCompositeExtractImpl(value_1, insert, construct, first_index);
const u32 first_index{value_2.U32()};
const std::optional result{FoldCompositeExtractImpl(value_1, insert, construct, first_index)};
if (!result) {
return;
}

10
src/shader_recompiler/ir_opt/global_memory_to_storage_buffer_pass.cpp
View file

@ -4,9 +4,9 @@
#include <algorithm>
#include <compare>
#include <map>
#include <optional>
#include <ranges>
#include <map>
#include <boost/container/flat_set.hpp>
#include <boost/container/small_vector.hpp>
@ -295,12 +295,12 @@ void CollectStorageBuffers(IR::Block& block, IR::Inst& inst, StorageBufferSet& s
}
}
// Collect storage buffer and the instruction
const bool is_a_write = IsGlobalMemoryWrite(inst);
auto it = writes_map.find(*storage_buffer);
const bool is_a_write{IsGlobalMemoryWrite(inst)};
auto it{writes_map.find(*storage_buffer)};
if (it == writes_map.end()) {
writes_map[*storage_buffer] = is_a_write;
writes_map[*storage_buffer] = is_a_write;
} else {
it->second = it->second || is_a_write;
it->second = it->second || is_a_write;
}
storage_buffer_set.insert(*storage_buffer);
to_replace.push_back(StorageInst{

50
src/shader_recompiler/ir_opt/ssa_rewrite_pass.cpp
View file

@ -38,10 +38,6 @@ struct ZeroFlagTag : FlagTag {};
struct SignFlagTag : FlagTag {};
struct CarryFlagTag : FlagTag {};
struct OverflowFlagTag : FlagTag {};
struct FCSMFlagTag : FlagTag {};
struct TAFlagTag : FlagTag {};
struct TRFlagTag : FlagTag {};
struct MXFlagTag : FlagTag {};
struct GotoVariable : FlagTag {
GotoVariable() = default;
@ -57,8 +53,7 @@ struct IndirectBranchVariable {
};
using Variant = std::variant<IR::Reg, IR::Pred, ZeroFlagTag, SignFlagTag, CarryFlagTag,
OverflowFlagTag, FCSMFlagTag, TAFlagTag, TRFlagTag, MXFlagTag,
GotoVariable, IndirectBranchVariable>;
OverflowFlagTag, GotoVariable, IndirectBranchVariable>;
using ValueMap = boost::container::flat_map<IR::Block*, IR::Value, std::less<IR::Block*>>;
struct DefTable {
@ -94,22 +89,6 @@ struct DefTable {
return overflow_flag;
}
[[nodiscard]] ValueMap& operator[](FCSMFlagTag) noexcept {
return fcsm_flag;
}
[[nodiscard]] ValueMap& operator[](TAFlagTag) noexcept {
return ta_flag;
}
[[nodiscard]] ValueMap& operator[](TRFlagTag) noexcept {
return tr_flag;
}
[[nodiscard]] ValueMap& operator[](MXFlagTag) noexcept {
return mr_flag;
}
std::array<ValueMap, IR::NUM_USER_REGS> regs;
std::array<ValueMap, IR::NUM_USER_PREDS> preds;
boost::container::flat_map<u32, ValueMap> goto_vars;
@ -118,10 +97,6 @@ struct DefTable {
ValueMap sign_flag;
ValueMap carry_flag;
ValueMap overflow_flag;
ValueMap fcsm_flag;
ValueMap ta_flag;
ValueMap tr_flag;
ValueMap mr_flag;
};
IR::Opcode UndefOpcode(IR::Reg) noexcept {
@ -272,18 +247,6 @@ void VisitInst(Pass& pass, IR::Block* block, IR::Inst& inst) {
case IR::Opcode::SetOFlag:
pass.WriteVariable(OverflowFlagTag{}, block, inst.Arg(0));
break;
case IR::Opcode::SetFCSMFlag:
pass.WriteVariable(FCSMFlagTag{}, block, inst.Arg(0));
break;
case IR::Opcode::SetTAFlag:
pass.WriteVariable(TAFlagTag{}, block, inst.Arg(0));
break;
case IR::Opcode::SetTRFlag:
pass.WriteVariable(TRFlagTag{}, block, inst.Arg(0));
break;
case IR::Opcode::SetMXFlag:
pass.WriteVariable(MXFlagTag{}, block, inst.Arg(0));
break;
case IR::Opcode::GetRegister:
if (const IR::Reg reg{inst.Arg(0).Reg()}; reg != IR::Reg::RZ) {
inst.ReplaceUsesWith(pass.ReadVariable(reg, block));
@ -312,17 +275,6 @@ void VisitInst(Pass& pass, IR::Block* block, IR::Inst& inst) {
case IR::Opcode::GetOFlag:
inst.ReplaceUsesWith(pass.ReadVariable(OverflowFlagTag{}, block));
break;
case IR::Opcode::GetFCSMFlag:
inst.ReplaceUsesWith(pass.ReadVariable(FCSMFlagTag{}, block));
break;
case IR::Opcode::GetTAFlag:
inst.ReplaceUsesWith(pass.ReadVariable(TAFlagTag{}, block));
break;
case IR::Opcode::GetTRFlag:
inst.ReplaceUsesWith(pass.ReadVariable(TRFlagTag{}, block));
break;
case IR::Opcode::GetMXFlag:
inst.ReplaceUsesWith(pass.ReadVariable(MXFlagTag{}, block));
break;
default:
break;