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/half_set_predicate.cpp           | 80 ----------------------
 1 file changed, 80 deletions(-)
 delete mode 100644 src/video_core/shader/decode/half_set_predicate.cpp

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

diff --git a/src/video_core/shader/decode/half_set_predicate.cpp b/src/video_core/shader/decode/half_set_predicate.cpp
deleted file mode 100644
index 310655619..000000000
--- a/src/video_core/shader/decode/half_set_predicate.cpp
+++ /dev/null
@@ -1,80 +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 "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 Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::Pred;
-
-u32 ShaderIR::DecodeHalfSetPredicate(NodeBlock& bb, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    if (instr.hsetp2.ftz != 0) {
-        LOG_DEBUG(HW_GPU, "{} without FTZ is not implemented", opcode->get().GetName());
-    }
-
-    Node op_a = UnpackHalfFloat(GetRegister(instr.gpr8), instr.hsetp2.type_a);
-    op_a = GetOperandAbsNegHalf(op_a, instr.hsetp2.abs_a, instr.hsetp2.negate_a);
-
-    Tegra::Shader::PredCondition cond{};
-    bool h_and{};
-    Node op_b{};
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::HSETP2_C:
-        cond = instr.hsetp2.cbuf_and_imm.cond;
-        h_and = instr.hsetp2.cbuf_and_imm.h_and;
-        op_b = GetOperandAbsNegHalf(GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset()),
-                                    instr.hsetp2.cbuf.abs_b, instr.hsetp2.cbuf.negate_b);
-        // F32 is hardcoded in hardware
-        op_b = UnpackHalfFloat(std::move(op_b), Tegra::Shader::HalfType::F32);
-        break;
-    case OpCode::Id::HSETP2_IMM:
-        cond = instr.hsetp2.cbuf_and_imm.cond;
-        h_and = instr.hsetp2.cbuf_and_imm.h_and;
-        op_b = UnpackHalfImmediate(instr, true);
-        break;
-    case OpCode::Id::HSETP2_R:
-        cond = instr.hsetp2.reg.cond;
-        h_and = instr.hsetp2.reg.h_and;
-        op_b =
-            GetOperandAbsNegHalf(UnpackHalfFloat(GetRegister(instr.gpr20), instr.hsetp2.reg.type_b),
-                                 instr.hsetp2.reg.abs_b, instr.hsetp2.reg.negate_b);
-        break;
-    default:
-        UNREACHABLE();
-        op_b = Immediate(0);
-    }
-
-    const OperationCode combiner = GetPredicateCombiner(instr.hsetp2.op);
-    const Node combined_pred = GetPredicate(instr.hsetp2.pred39, instr.hsetp2.neg_pred);
-
-    const auto Write = [&](u64 dest, Node src) {
-        SetPredicate(bb, dest, Operation(combiner, std::move(src), combined_pred));
-    };
-
-    const Node comparison = GetPredicateComparisonHalf(cond, op_a, op_b);
-    const u64 first = instr.hsetp2.pred3;
-    const u64 second = instr.hsetp2.pred0;
-    if (h_and) {
-        Node joined = Operation(OperationCode::LogicalAnd2, comparison);
-        Write(first, joined);
-        Write(second, Operation(OperationCode::LogicalNegate, std::move(joined)));
-    } else {
-        Write(first, Operation(OperationCode::LogicalPick2, comparison, Immediate(0U)));
-        Write(second, Operation(OperationCode::LogicalPick2, comparison, Immediate(1U)));
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader
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