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authorReinUsesLisp <reinuseslisp@airmail.cc>2021-03-08 22:31:53 +0100
committerameerj <52414509+ameerj@users.noreply.github.com>2021-07-23 03:51:23 +0200
commitab463712474de5f99eec137a9c6233e55fe184f0 (patch)
tree30d79ac64dd03d5cfafd07c0c42c2baadc82de98 /src/shader_recompiler/frontend/ir/microinstruction.h
parentshader: Implement R2P (diff)
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Diffstat (limited to 'src/shader_recompiler/frontend/ir/microinstruction.h')
-rw-r--r--src/shader_recompiler/frontend/ir/microinstruction.h22
1 files changed, 16 insertions, 6 deletions
diff --git a/src/shader_recompiler/frontend/ir/microinstruction.h b/src/shader_recompiler/frontend/ir/microinstruction.h
index 321393dd7..d5336c438 100644
--- a/src/shader_recompiler/frontend/ir/microinstruction.h
+++ b/src/shader_recompiler/frontend/ir/microinstruction.h
@@ -22,7 +22,7 @@ namespace Shader::IR {
class Block;
-constexpr size_t MAX_ARG_COUNT = 4;
+struct AssociatedInsts;
class Inst : public boost::intrusive::list_base_hook<> {
public:
@@ -50,6 +50,11 @@ public:
return op;
}
+ /// Determines if there is a pseudo-operation associated with this instruction.
+ [[nodiscard]] bool HasAssociatedPseudoOperation() const noexcept {
+ return associated_insts != nullptr;
+ }
+
/// Determines whether or not this instruction may have side effects.
[[nodiscard]] bool MayHaveSideEffects() const noexcept;
@@ -60,8 +65,6 @@ public:
/// Determines if all arguments of this instruction are immediates.
[[nodiscard]] bool AreAllArgsImmediates() const;
- /// Determines if there is a pseudo-operation associated with this instruction.
- [[nodiscard]] bool HasAssociatedPseudoOperation() const noexcept;
/// Gets a pseudo-operation associated with this instruction
[[nodiscard]] Inst* GetAssociatedPseudoOperation(IR::Opcode opcode);
@@ -122,14 +125,21 @@ private:
u32 definition{};
union {
NonTriviallyDummy dummy{};
- std::array<Value, MAX_ARG_COUNT> args;
std::vector<std::pair<Block*, Value>> phi_args;
+ std::array<Value, 5> args;
+ };
+ std::unique_ptr<AssociatedInsts> associated_insts;
+};
+static_assert(sizeof(Inst) <= 128, "Inst size unintentionally increased");
+
+struct AssociatedInsts {
+ union {
+ Inst* sparse_inst;
+ Inst* zero_inst{};
};
- Inst* zero_inst{};
Inst* sign_inst{};
Inst* carry_inst{};
Inst* overflow_inst{};
};
-static_assert(sizeof(Inst) <= 128, "Inst size unintentionally increased its size");
} // namespace Shader::IR