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author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-02-24 09:21:30 +0100 |
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committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-23 03:51:22 +0200 |
commit | e87a502da2d5a8356a639d53c0a16a77890de4c7 (patch) | |
tree | 00fd1a9a32c0334c49189098829b782a37533c46 | |
parent | shader: Implement more of XMAD and FFMA32I and fix XMAD.CBCC (diff) | |
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Diffstat (limited to '')
8 files changed, 39 insertions, 20 deletions
diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.cpp b/src/shader_recompiler/frontend/ir/ir_emitter.cpp index 8ba86e614..0209d5540 100644 --- a/src/shader_recompiler/frontend/ir/ir_emitter.cpp +++ b/src/shader_recompiler/frontend/ir/ir_emitter.cpp @@ -134,18 +134,27 @@ void IREmitter::SetOFlag(const U1& value) { Inst(Opcode::SetOFlag, value); } -U1 IREmitter::Condition(IR::Condition cond) { - if (cond == IR::Condition{true}) { - return Imm1(true); - } else if (cond == IR::Condition{false}) { - return Imm1(false); +static U1 GetFlowTest(IREmitter& ir, FlowTest flow_test) { + switch (flow_test) { + case FlowTest::T: + return ir.Imm1(true); + case FlowTest::F: + return ir.Imm1(false); + case FlowTest::EQ: + // TODO: Test this + return ir.GetZFlag(); + case FlowTest::NE: + // TODO: Test this + return ir.LogicalNot(ir.GetZFlag()); + default: + throw NotImplementedException("Flow test {}", flow_test); } +} + +U1 IREmitter::Condition(IR::Condition cond) { const FlowTest flow_test{cond.FlowTest()}; const auto [pred, is_negated]{cond.Pred()}; - if (flow_test == FlowTest::T) { - return GetPred(pred, is_negated); - } - throw NotImplementedException("Condition {}", cond); + return LogicalAnd(GetPred(pred, is_negated), GetFlowTest(*this, flow_test)); } F32 IREmitter::GetAttribute(IR::Attribute attribute) { diff --git a/src/shader_recompiler/frontend/ir/opcodes.inc b/src/shader_recompiler/frontend/ir/opcodes.inc index f2d71144a..289e76f32 100644 --- a/src/shader_recompiler/frontend/ir/opcodes.inc +++ b/src/shader_recompiler/frontend/ir/opcodes.inc @@ -4,8 +4,8 @@ // opcode name, return type, arg1 type, arg2 type, arg3 type, arg4 type, ... OPCODE(Phi, Opaque, ) -OPCODE(Void, Void, ) OPCODE(Identity, Opaque, Opaque, ) +OPCODE(Void, Void, ) // Control flow OPCODE(Branch, Void, Label, ) diff --git a/src/shader_recompiler/frontend/ir/structured_control_flow.cpp b/src/shader_recompiler/frontend/ir/structured_control_flow.cpp index 032ac8fda..bfba55a7e 100644 --- a/src/shader_recompiler/frontend/ir/structured_control_flow.cpp +++ b/src/shader_recompiler/frontend/ir/structured_control_flow.cpp @@ -329,7 +329,6 @@ private: if (!sibling) { throw LogicError("Not siblings"); } - // goto_stmt and label_stmt are guaranteed to be siblings, eliminate if (std::next(goto_stmt) == label_stmt) { // Simply eliminate the goto if the label is next to it @@ -351,9 +350,14 @@ private: const std::unordered_map labels_map{BuildLabels(blocks)}; Tree& root{root_stmt.children}; auto insert_point{root.begin()}; + // Skip all goto variables zero-initialization + std::advance(insert_point, labels_map.size()); + for (Block* const block : blocks) { - ++insert_point; // Skip label - ++insert_point; // Skip set variable + // Skip label + ++insert_point; + // Skip set variable + ++insert_point; root.insert(insert_point, *pool.Create(block, &root_stmt)); if (block->IsTerminationBlock()) { @@ -391,6 +395,7 @@ private: labels_map.emplace(block, root.insert(root.end(), *label)); Statement* const false_stmt{pool.Create(Identity{}, Condition{false})}; root.push_back(*pool.Create(SetVariable{}, label_id, false_stmt, &root_stmt)); + root.push_front(*pool.Create(SetVariable{}, label_id, false_stmt, &root_stmt)); ++label_id; } return labels_map; @@ -457,10 +462,10 @@ private: } body.erase(goto_stmt); - // Update nested if condition switch (label_nested_stmt->type) { case StatementType::If: - label_nested_stmt->cond = pool.Create(Or{}, neg_var, label_nested_stmt->cond); + // Update nested if condition + label_nested_stmt->cond = pool.Create(Or{}, variable, label_nested_stmt->cond); break; case StatementType::Loop: break; diff --git a/src/shader_recompiler/frontend/ir/value.cpp b/src/shader_recompiler/frontend/ir/value.cpp index 718314213..791ba2690 100644 --- a/src/shader_recompiler/frontend/ir/value.cpp +++ b/src/shader_recompiler/frontend/ir/value.cpp @@ -36,6 +36,10 @@ bool Value::IsIdentity() const noexcept { return type == Type::Opaque && inst->Opcode() == Opcode::Identity; } +bool Value::IsPhi() const noexcept { + return type == Type::Opaque && inst->Opcode() == Opcode::Phi; +} + bool Value::IsEmpty() const noexcept { return type == Type::Void; } @@ -52,7 +56,7 @@ bool Value::IsLabel() const noexcept { } IR::Type Value::Type() const noexcept { - if (IsIdentity()) { + if (IsIdentity() || IsPhi()) { return inst->Arg(0).Type(); } if (type == Type::Opaque) { diff --git a/src/shader_recompiler/frontend/ir/value.h b/src/shader_recompiler/frontend/ir/value.h index 8aba0bbf6..9b7e1480b 100644 --- a/src/shader_recompiler/frontend/ir/value.h +++ b/src/shader_recompiler/frontend/ir/value.h @@ -33,6 +33,7 @@ public: explicit Value(f64 value) noexcept; [[nodiscard]] bool IsIdentity() const noexcept; + [[nodiscard]] bool IsPhi() const noexcept; [[nodiscard]] bool IsEmpty() const noexcept; [[nodiscard]] bool IsImmediate() const noexcept; [[nodiscard]] bool IsLabel() const noexcept; diff --git a/src/shader_recompiler/frontend/maxwell/control_flow.cpp b/src/shader_recompiler/frontend/maxwell/control_flow.cpp index e766b555b..52be41b84 100644 --- a/src/shader_recompiler/frontend/maxwell/control_flow.cpp +++ b/src/shader_recompiler/frontend/maxwell/control_flow.cpp @@ -354,7 +354,7 @@ void CFG::AnalyzeCondInst(Block* block, FunctionId function_id, Location pc, // Impersonate the visited block with a virtual block *block = std::move(virtual_block); // Set the end properties of the conditional instruction - conditional_block->end = pc; + conditional_block->end = pc + 1; conditional_block->end_class = insn_end_class; // Add a label to the instruction after the conditional instruction Block* const endif_block{AddLabel(conditional_block, block->stack, pc + 1, function_id)}; diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h index 4e722e205..672e140b2 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h @@ -209,7 +209,7 @@ public: void P2R_cbuf(u64 insn); void P2R_imm(u64 insn); void PBK(); - void PCNT(u64 insn); + void PCNT(); void PEXIT(u64 insn); void PIXLD(u64 insn); void PLONGJMP(u64 insn); diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp index 4114e10be..3f6dedfdd 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp @@ -637,8 +637,8 @@ void TranslatorVisitor::PBK() { // PBK is a no-op } -void TranslatorVisitor::PCNT(u64) { - ThrowNotImplemented(Opcode::PCNT); +void TranslatorVisitor::PCNT() { + // PCNT is a no-op } void TranslatorVisitor::PEXIT(u64) { |