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-rw-r--r--src/shader_recompiler/frontend/maxwell/translate/impl/common_encoding.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/common_encoding.h b/src/shader_recompiler/frontend/maxwell/translate/impl/common_encoding.h
new file mode 100644
index 000000000..fd73f656c
--- /dev/null
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/common_encoding.h
@@ -0,0 +1,57 @@
+// 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"
+#include "shader_recompiler/exception.h"
+#include "shader_recompiler/frontend/ir/modifiers.h"
+#include "shader_recompiler/frontend/maxwell/translate/impl/common_encoding.h"
+
+namespace Shader::Maxwell {
+
+enum class FpRounding : u64 {
+ RN,
+ RM,
+ RP,
+ RZ,
+};
+
+enum class FmzMode : u64 {
+ None,
+ FTZ,
+ FMZ,
+ INVALIDFMZ3,
+};
+
+inline IR::FpRounding CastFpRounding(FpRounding fp_rounding) {
+ switch (fp_rounding) {
+ case FpRounding::RN:
+ return IR::FpRounding::RN;
+ case FpRounding::RM:
+ return IR::FpRounding::RM;
+ case FpRounding::RP:
+ return IR::FpRounding::RP;
+ case FpRounding::RZ:
+ return IR::FpRounding::RZ;
+ }
+ throw NotImplementedException("Invalid floating-point rounding {}", fp_rounding);
+}
+
+inline IR::FmzMode CastFmzMode(FmzMode fmz_mode) {
+ switch (fmz_mode) {
+ case FmzMode::None:
+ return IR::FmzMode::None;
+ case FmzMode::FTZ:
+ return IR::FmzMode::FTZ;
+ case FmzMode::FMZ:
+ // FMZ is manually handled in the instruction
+ return IR::FmzMode::FTZ;
+ case FmzMode::INVALIDFMZ3:
+ break;
+ }
+ throw NotImplementedException("Invalid FMZ mode {}", fmz_mode);
+}
+
+} // namespace Shader::Maxwell