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author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-02-03 20:43:04 +0100 |
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committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-23 03:51:21 +0200 |
commit | d24a16045f0f6b0b873d5e3b5bf187c1a8c4343f (patch) | |
tree | 0108a028b437bc59dfe7864f333cf4c50a46d3b5 /src/shader_recompiler/frontend/ir/modifiers.h | |
parent | shader: SSA and dominance (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/shader_recompiler/frontend/ir/modifiers.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/shader_recompiler/frontend/ir/modifiers.h b/src/shader_recompiler/frontend/ir/modifiers.h new file mode 100644 index 000000000..28bb9e798 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/modifiers.h @@ -0,0 +1,28 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +namespace Shader::IR { + +enum class FmzMode { + None, // Denorms are not flushed, NAN is propagated (nouveau) + FTZ, // Flush denorms to zero, NAN is propagated (D3D11, NVN, GL, VK) + FMZ, // Flush denorms to zero, x * 0 == 0 (D3D9) +}; + +enum class FpRounding { + 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 : 8 = FpRounding::RN; + FmzMode fmz_mode : 8 = FmzMode::FTZ; +}; +static_assert(sizeof(FpControl) <= sizeof(u64)); +} // namespace Shader::IR |