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

---
 .../shader/decode/register_set_predicate.cpp       | 86 ----------------------
 1 file changed, 86 deletions(-)
 delete mode 100644 src/video_core/shader/decode/register_set_predicate.cpp

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

diff --git a/src/video_core/shader/decode/register_set_predicate.cpp b/src/video_core/shader/decode/register_set_predicate.cpp
deleted file mode 100644
index 6116c31aa..000000000
--- a/src/video_core/shader/decode/register_set_predicate.cpp
+++ /dev/null
@@ -1,86 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <utility>
-
-#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 std::move;
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-namespace {
-constexpr u64 NUM_CONDITION_CODES = 4;
-constexpr u64 NUM_PREDICATES = 7;
-} // namespace
-
-u32 ShaderIR::DecodeRegisterSetPredicate(NodeBlock& bb, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    Node apply_mask = [this, opcode, instr] {
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::R2P_IMM:
-        case OpCode::Id::P2R_IMM:
-            return Immediate(static_cast<u32>(instr.p2r_r2p.immediate_mask));
-        default:
-            UNREACHABLE();
-            return Immediate(0);
-        }
-    }();
-
-    const u32 offset = static_cast<u32>(instr.p2r_r2p.byte) * 8;
-
-    const bool cc = instr.p2r_r2p.mode == Tegra::Shader::R2pMode::Cc;
-    const u64 num_entries = cc ? NUM_CONDITION_CODES : NUM_PREDICATES;
-    const auto get_entry = [this, cc](u64 entry) {
-        return cc ? GetInternalFlag(static_cast<InternalFlag>(entry)) : GetPredicate(entry);
-    };
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::R2P_IMM: {
-        Node mask = GetRegister(instr.gpr8);
-
-        for (u64 entry = 0; entry < num_entries; ++entry) {
-            const u32 shift = static_cast<u32>(entry);
-
-            Node apply = BitfieldExtract(apply_mask, shift, 1);
-            Node condition = Operation(OperationCode::LogicalUNotEqual, apply, Immediate(0));
-
-            Node compare = BitfieldExtract(mask, offset + shift, 1);
-            Node value = Operation(OperationCode::LogicalUNotEqual, move(compare), Immediate(0));
-
-            Node code = Operation(OperationCode::LogicalAssign, get_entry(entry), move(value));
-            bb.push_back(Conditional(condition, {move(code)}));
-        }
-        break;
-    }
-    case OpCode::Id::P2R_IMM: {
-        Node value = Immediate(0);
-        for (u64 entry = 0; entry < num_entries; ++entry) {
-            Node bit = Operation(OperationCode::Select, get_entry(entry), Immediate(1U << entry),
-                                 Immediate(0));
-            value = Operation(OperationCode::UBitwiseOr, move(value), move(bit));
-        }
-        value = Operation(OperationCode::UBitwiseAnd, move(value), apply_mask);
-        value = BitfieldInsert(GetRegister(instr.gpr8), move(value), offset, 8);
-
-        SetRegister(bb, instr.gpr0, move(value));
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled P2R/R2R instruction: {}", opcode->get().GetName());
-        break;
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader
-- 
cgit v1.2.3