34 lines
967 B
C++
34 lines
967 B
C++
// Copyright 2021 yuzu Emulator Project
|
|
// Licensed under GPLv2 or any later version
|
|
// Refer to the license.txt file included.
|
|
|
|
#pragma once
|
|
|
|
#include "common/common_types.h"
|
|
|
|
namespace Shader::IR {
|
|
|
|
enum class FmzMode : u8 {
|
|
DontCare, // Not specified for this instruction
|
|
FTZ, // Flush denorms to zero, NAN is propagated (D3D11, NVN, GL, VK)
|
|
FMZ, // Flush denorms to zero, x * 0 == 0 (D3D9)
|
|
None, // Denorms are not flushed, NAN is propagated (nouveau)
|
|
};
|
|
|
|
enum class FpRounding : u8 {
|
|
DontCare, // Not specified for this instruction
|
|
RN, // Round to nearest even,
|
|
RM, // Round towards negative infinity
|
|
RP, // Round towards positive infinity
|
|
RZ, // Round towards zero
|
|
};
|
|
|
|
struct FpControl {
|
|
bool no_contraction{false};
|
|
FpRounding rounding{FpRounding::DontCare};
|
|
FmzMode fmz_mode{FmzMode::DontCare};
|
|
};
|
|
static_assert(sizeof(FpControl) <= sizeof(u32));
|
|
|
|
} // namespace Shader::IR
|