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author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-02-17 00:52:12 +0100 |
---|---|---|
committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-23 03:51:22 +0200 |
commit | c67d64365a712830fe140dd36e24e2efd9b8a812 (patch) | |
tree | 9287589f2b72d1cbd0cb113c2024b2bc531408c3 /src/video_core/shader/decode/bfi.cpp | |
parent | shader: Add XMAD multiplication folding optimization (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/video_core/shader/decode/bfi.cpp | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/src/video_core/shader/decode/bfi.cpp b/src/video_core/shader/decode/bfi.cpp deleted file mode 100644 index 70d1c055b..000000000 --- a/src/video_core/shader/decode/bfi.cpp +++ /dev/null @@ -1,45 +0,0 @@ -// Copyright 2018 yuzu Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include "common/assert.h" -#include "common/common_types.h" -#include "video_core/engines/shader_bytecode.h" -#include "video_core/shader/node_helper.h" -#include "video_core/shader/shader_ir.h" - -namespace VideoCommon::Shader { - -using Tegra::Shader::Instruction; -using Tegra::Shader::OpCode; - -u32 ShaderIR::DecodeBfi(NodeBlock& bb, u32 pc) { - const Instruction instr = {program_code[pc]}; - const auto opcode = OpCode::Decode(instr); - - const auto [packed_shift, base] = [&]() -> std::pair<Node, Node> { - switch (opcode->get().GetId()) { - case OpCode::Id::BFI_RC: - return {GetRegister(instr.gpr39), - GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset())}; - case OpCode::Id::BFI_IMM_R: - return {Immediate(instr.alu.GetSignedImm20_20()), GetRegister(instr.gpr39)}; - default: - UNREACHABLE(); - return {Immediate(0), Immediate(0)}; - } - }(); - const Node insert = GetRegister(instr.gpr8); - const Node offset = BitfieldExtract(packed_shift, 0, 8); - const Node bits = BitfieldExtract(packed_shift, 8, 8); - - const Node value = - Operation(OperationCode::UBitfieldInsert, PRECISE, base, insert, offset, bits); - - SetInternalFlagsFromInteger(bb, value, instr.generates_cc); - SetRegister(bb, instr.gpr0, value); - - return pc; -} - -} // namespace VideoCommon::Shader |