From c67d64365a712830fe140dd36e24e2efd9b8a812 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Tue, 16 Feb 2021 20:52:12 -0300
Subject: shader: Remove old shader management

---
 src/video_core/shader/decode/half_set.cpp | 115 ------------------------------
 1 file changed, 115 deletions(-)
 delete mode 100644 src/video_core/shader/decode/half_set.cpp

(limited to 'src/video_core/shader/decode/half_set.cpp')

diff --git a/src/video_core/shader/decode/half_set.cpp b/src/video_core/shader/decode/half_set.cpp
deleted file mode 100644
index fa83108cd..000000000
--- a/src/video_core/shader/decode/half_set.cpp
+++ /dev/null
@@ -1,115 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <array>
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "common/logging/log.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 std::move;
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::PredCondition;
-
-u32 ShaderIR::DecodeHalfSet(NodeBlock& bb, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    PredCondition cond{};
-    bool bf = false;
-    bool ftz = false;
-    bool neg_a = false;
-    bool abs_a = false;
-    bool neg_b = false;
-    bool abs_b = false;
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::HSET2_C:
-    case OpCode::Id::HSET2_IMM:
-        cond = instr.hsetp2.cbuf_and_imm.cond;
-        bf = instr.Bit(53);
-        ftz = instr.Bit(54);
-        neg_a = instr.Bit(43);
-        abs_a = instr.Bit(44);
-        neg_b = instr.Bit(56);
-        abs_b = instr.Bit(54);
-        break;
-    case OpCode::Id::HSET2_R:
-        cond = instr.hsetp2.reg.cond;
-        bf = instr.Bit(49);
-        ftz = instr.Bit(50);
-        neg_a = instr.Bit(43);
-        abs_a = instr.Bit(44);
-        neg_b = instr.Bit(31);
-        abs_b = instr.Bit(30);
-        break;
-    default:
-        UNREACHABLE();
-    }
-
-    Node op_b = [this, instr, opcode] {
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::HSET2_C:
-            // Inform as unimplemented as this is not tested.
-            UNIMPLEMENTED_MSG("HSET2_C is not implemented");
-            return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
-        case OpCode::Id::HSET2_R:
-            return GetRegister(instr.gpr20);
-        case OpCode::Id::HSET2_IMM:
-            return UnpackHalfImmediate(instr, true);
-        default:
-            UNREACHABLE();
-            return Node{};
-        }
-    }();
-
-    if (!ftz) {
-        LOG_DEBUG(HW_GPU, "{} without FTZ is not implemented", opcode->get().GetName());
-    }
-
-    Node op_a = UnpackHalfFloat(GetRegister(instr.gpr8), instr.hset2.type_a);
-    op_a = GetOperandAbsNegHalf(op_a, abs_a, neg_a);
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::HSET2_R:
-        op_b = GetOperandAbsNegHalf(move(op_b), abs_b, neg_b);
-        [[fallthrough]];
-    case OpCode::Id::HSET2_C:
-        op_b = UnpackHalfFloat(move(op_b), instr.hset2.type_b);
-        break;
-    default:
-        break;
-    }
-
-    Node second_pred = GetPredicate(instr.hset2.pred39, instr.hset2.neg_pred);
-
-    Node comparison_pair = GetPredicateComparisonHalf(cond, op_a, op_b);
-
-    const OperationCode combiner = GetPredicateCombiner(instr.hset2.op);
-
-    // HSET2 operates on each half float in the pack.
-    std::array<Node, 2> values;
-    for (u32 i = 0; i < 2; ++i) {
-        const u32 raw_value = bf ? 0x3c00 : 0xffff;
-        Node true_value = Immediate(raw_value << (i * 16));
-        Node false_value = Immediate(0);
-
-        Node comparison = Operation(OperationCode::LogicalPick2, comparison_pair, Immediate(i));
-        Node predicate = Operation(combiner, comparison, second_pred);
-        values[i] =
-            Operation(OperationCode::Select, predicate, move(true_value), move(false_value));
-    }
-
-    Node value = Operation(OperationCode::UBitwiseOr, values[0], values[1]);
-    SetRegister(bb, instr.gpr0, move(value));
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader
-- 
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