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shader: Add support for forward declarations

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This commit is contained in:
ReinUsesLisp 2021-02-14 22:46:40 -03:00 • committed by ameerj
parent cbfb7d182a
commit 1b0cf2309c
11 changed files with 80 additions and 69 deletions
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20
src/shader_recompiler/frontend/ir/microinstruction.h
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@ -12,6 +12,7 @@
#include <boost/intrusive/list.hpp>
#include "common/bit_cast.h"
#include "common/common_types.h"
#include "shader_recompiler/frontend/ir/opcodes.h"
#include "shader_recompiler/frontend/ir/type.h"
@ -25,7 +26,7 @@ constexpr size_t MAX_ARG_COUNT = 4;
class Inst : public boost::intrusive::list_base_hook<> {
public:
explicit Inst(Opcode op_, u64 flags_) noexcept;
explicit Inst(Opcode op_, u32 flags_) noexcept;
~Inst();
Inst& operator=(const Inst&) = delete;
@ -86,13 +87,25 @@ public:
void ReplaceUsesWith(Value replacement);
template <typename FlagsType>
requires(sizeof(FlagsType) <= sizeof(u64) && std::is_trivially_copyable_v<FlagsType>)
requires(sizeof(FlagsType) <= sizeof(u32) && std::is_trivially_copyable_v<FlagsType>)
[[nodiscard]] FlagsType Flags() const noexcept {
FlagsType ret;
std::memcpy(&ret, &flags, sizeof(ret));
return ret;
}
/// Intrusively store the host definition of this instruction.
template <typename DefinitionType>
void SetDefinition(DefinitionType def) {
definition = Common::BitCast<u32>(def);
}
/// Return the intrusively stored host definition of this instruction.
template <typename DefinitionType>
[[nodiscard]] DefinitionType Definition() const noexcept {
return Common::BitCast<DefinitionType>(definition);
}
private:
struct NonTriviallyDummy {
NonTriviallyDummy() noexcept {}
@ -103,7 +116,8 @@ private:
IR::Opcode op{};
int use_count{};
u64 flags{};
u32 flags{};
u32 definition{};
union {
NonTriviallyDummy dummy{};
std::array<Value, MAX_ARG_COUNT> args;