diff options
Diffstat (limited to 'src/video_core/shader/decode/float_set.cpp')
-rw-r--r-- | src/video_core/shader/decode/float_set.cpp | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/src/video_core/shader/decode/float_set.cpp b/src/video_core/shader/decode/float_set.cpp deleted file mode 100644 index 5614e8a0d..000000000 --- a/src/video_core/shader/decode/float_set.cpp +++ /dev/null @@ -1,58 +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::DecodeFloatSet(NodeBlock& bb, u32 pc) { - const Instruction instr = {program_code[pc]}; - - const Node op_a = GetOperandAbsNegFloat(GetRegister(instr.gpr8), instr.fset.abs_a != 0, - instr.fset.neg_a != 0); - - Node op_b = [&]() { - if (instr.is_b_imm) { - return GetImmediate19(instr); - } else if (instr.is_b_gpr) { - return GetRegister(instr.gpr20); - } else { - return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset()); - } - }(); - - op_b = GetOperandAbsNegFloat(op_b, instr.fset.abs_b != 0, instr.fset.neg_b != 0); - - // The fset instruction sets a register to 1.0 or -1 (depending on the bf bit) if the - // condition is true, and to 0 otherwise. - const Node second_pred = GetPredicate(instr.fset.pred39, instr.fset.neg_pred != 0); - - const OperationCode combiner = GetPredicateCombiner(instr.fset.op); - const Node first_pred = GetPredicateComparisonFloat(instr.fset.cond, op_a, op_b); - - const Node predicate = Operation(combiner, first_pred, second_pred); - - const Node true_value = instr.fset.bf ? Immediate(1.0f) : Immediate(-1); - const Node false_value = instr.fset.bf ? Immediate(0.0f) : Immediate(0); - const Node value = - Operation(OperationCode::Select, PRECISE, predicate, true_value, false_value); - - if (instr.fset.bf) { - SetInternalFlagsFromFloat(bb, value, instr.generates_cc); - } else { - SetInternalFlagsFromInteger(bb, value, instr.generates_cc); - } - SetRegister(bb, instr.gpr0, value); - - return pc; -} - -} // namespace VideoCommon::Shader |