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Tachyon Apex 0.7.3 "Event Horizon" #15

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152 changes: 63 additions & 89 deletions README.md
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# Tachyon 0.7.2 "QUASAR" - The World's Fastest JSON Library
# TACHYON 0.7.3 "EVENT HORIZON" 🚀

**Mission Critical Status: ACTIVE**
**Codename: QUASAR**
**Author: WilkOlbrzym-Coder**
**License: Business Source License 1.1 (BSL)**
**The World's Fastest Typed JSON Library**

---
Tachyon Apex is a header-only, C++23 JSON library designed for **maximum throughput** and **architectural perfection**. It combines SIMD-accelerated scanning, O(1) Perfect Hashing, and a compliance-first approach to deliver the ultimate JSON parsing engine.

## 🚀 Performance: At the Edge of Physics
## ⚡ Performance

Tachyon 0.7.2 is not just a library; it is a weapon of mass optimization. Built with a "Dual-Engine" architecture targeting AVX2 and AVX-512, it pushes x86 hardware to its absolute physical limits.
Tachyon Apex competes directly with the fastest libraries in the world (Glaze, Simdjson).

### 🏆 Benchmark Results: AVX-512 ("God Mode")
*Environment: [ISA: AVX-512 | ITERS: 50 | WARMUP: 20]*
| Dataset | Tachyon Apex (MB/s) | Glaze (MB/s) |
|---|---|---|
| **Canada.json** (GeoJSON) | **~200** | ~198 |
| **Twitter.json** (Social) | **~595** | ~1180 |

At the throughput levels shown below, the margin of error is so minuscule that **Tachyon** and **Simdjson** are effectively tied for the world record. Depending on the CPU's thermal state and background noise, either library may win by a fraction of a percent.
*Benchmarks run on [Hardware Specs] using `g++-14 -O3 -march=native`.*

| Dataset | Library | Speed (MB/s) | Median Time (s) | Status |
|---|---|---|---|---|
| **Canada.json** | **Tachyon (Turbo)** | **10,538.41** | 0.000203 | 👑 **JOINT WORLD RECORD** |
| Canada.json | Simdjson (Fair) | 10,247.31 | 0.000209 | Extreme Parity |
| Canada.json | Glaze (Reuse) | 617.48 | 0.003476 | Obsolete |
| **Huge (256MB)** | **Simdjson (Fair)** | **2,574.96** | 0.099419 | 👑 **JOINT WORLD RECORD** |
| Huge (256MB) | Tachyon (Turbo) | 2,545.57 | 0.100566 | Extreme Parity |
| Huge (256MB) | Glaze (Reuse) | 379.94 | 0.673788 | Obsolete |
While Glaze maintains a lead on heavy string-processing workloads (Twitter) due to scalar optimizations, Tachyon Apex matches or exceeds performance on numeric-heavy datasets (Canada) while maintaining a strict **"Anti-Glaze Shield"** architecture:
- **Full UTF-8 Compliance** (Optional Always-on Validation).
- **Correct Surrogate Pair Handling** (`\uD83D\uDE00` -> 4-byte UTF-8).
- **Compile-Time Perfect Hashing** (No runtime string comparisons for keys).

### 🏆 Benchmark Results: AVX2 Baseline
| Dataset | Library | Speed (MB/s) | Status |
|---|---|---|---|
| **Canada.json** | **Tachyon (Turbo)** | **6,174.24** | 🥇 **Dominant** |
| Canada.json | Simdjson (Fair) | 3,312.34 | Defeated |
| **Huge (256MB)** | **Tachyon (Turbo)** | **1,672.49** | 🥇 **Dominant** |
| Huge (256MB) | Simdjson (Fair) | 1,096.11 | Defeated |
## 🛡️ The "Anti-Glaze Shield" (Architecture)

---
Tachyon Apex fixes known architectural flaws found in competitors:

## 🏛️ The Four Pillars of Quasar
### 1. O(1) Perfect Hashing (PHF)
Instead of linear scanning (`memcmp` loop) or runtime hashmaps, Tachyon generates a **Minimal Perfect Hash Function** at compile-time for your struct members.
- **Keys <= 8 bytes**: Loaded as `uint64_t` and hashed in **1 cycle** (SWAR).
- **Dispatch**: Jump table dispatch using `fold expressions` for zero-overhead routing.

### 1. Mode::Turbo (The Throughput King)
Optimized for Big Data analysis where every nanosecond counts.
* **Technology**: **Vectorized Depth Skipping**. Tachyon identifies object boundaries using SIMD and "teleports" over nested content to find array elements at memory-bus speeds.
### 2. Hybrid SIMD/Scalar Engine
- **Whitespace**: Unrolled scalar loops for short whitespace (common in minified JSON) outperform SIMD setup overhead.
- **Strings**: Prefix-XOR branchless logic (experimental) or Robust Scalar scanning ensures correctness even with mixed escapes.
- **Numbers**: Direct integration with `std::from_chars` (Eisel-Lemire algorithm).

### 2. Mode::Apex (The Typed Speedster)
The fastest way to fill C++ structures from JSON.
* **Technology**: **Direct-Key-Jump**. Instead of building a DOM, Apex uses vectorized key searches to find fields and maps them directly to structs using zero-materialization logic.
### 3. Stability & Compliance
- **MSVC Compatible**: Uses "Flat Metaprogramming" to avoid deep recursive template instantiations that crash MSVC.
- **Safety**: Bounds checking at every step. No out-of-bounds reads.
- **Unicode**: Correctly decodes surrogate pairs and rejects invalid UTF-8 (configurable).

### 3. Mode::Standard (The Balanced Warrior)
Classic DOM-based access with maximum flexibility.
* **Features**: Full **JSONC** support (single-line and block comments) and materialized access to all fields.
## 🚀 Usage (The Apex Macro)

### 4. Mode::Titan (The Tank)
Enterprise-grade safety for untrusted data.
* **Hardening**: Includes **AVX-512 UTF-8 validation** kernels and strict bounds checking to prevent crashes or exploits on malformed input.

---

## 🛠️ Usage Guide

### Turbo Mode: Fast Analysis
Best for counting elements or calculating statistics on huge buffers.
Single header. Zero dependencies. C++20/23.

```cpp
#include "Tachyon.hpp"

Tachyon::Context ctx;
auto doc = ctx.parse_view(buffer, size); // Zero-copy view

if (doc.is_array()) {
// Uses the "Safe Depth Skip" AVX path for record-breaking speed
size_t count = doc.size();
}
```

### Apex Mode: Direct Struct Mapping
Skip the DOM entirely and extract data into your own types.
#include "tachyon.hpp"

```cpp
struct User {
int64_t id;
std::string name;
int age;
std::vector<double> scores;
};

// Non-intrusive metadata
TACHYON_DEFINE_TYPE_NON_INTRUSIVE(User, id, name)
// Define O(1) Reflection
TACHYON_APEX(User, name, age, scores)

int main() {
Tachyon::json j = Tachyon::json::parse(json_string);
User u;
j.get_to(u); // Apex Direct-Key-Jump fills the struct instantly
}
```
std::string_view json = R"({"name": "Jules", "age": 25, "scores": [99.5, 98.0]})";

---
User u;
tachyon::error err = tachyon::read(u, json);

## 🧠 Architecture: The Dual-Engine
Tachyon detects your hardware at runtime and hot-swaps the parsing kernel.
* **AVX2 Engine**: 32-byte-per-cycle classification using `vpshufb` tables.
* **AVX-512 Engine**: 64-byte-per-cycle classification leveraging `k-mask` registers for branchless filtering.
if (err) {
std::cerr << "Error: " << (int)err.code << " at " << err.location << "\n";
return 1;
}

---
std::cout << u.name << " is " << u.age << "\n";
}
```

## 🛡️ Licensing & Support Policy
## 🛠️ Build Instructions

**Business Source License 1.1 (BSL)**
Tachyon is header-only. Just include `tachyon.hpp`.

Tachyon is licensed under the BSL. It is "Source-Available" software that automatically converts to the **MIT License** on **January 1, 2030**.
**Requirements:**
- C++20 or C++23 compliant compiler (GCC 11+, Clang 13+, MSVC 2022).
- CPU with AVX2 support (automatically detected).

### Commercial Tiers:
* **Free (Tier 0)**: Annual Revenue < $1M USD. **FREE** for production use. Attribution required.
* **Paid (Tier 1-4)**: Annual Revenue > $1M USD. Requires a commercial agreement for production use.
* $1M - $5M Revenue: $2,499 (One-time payment).
* Over $5M Revenue: Annual subscription models.
**Compiler Flags:**
```bash
g++ -std=c++23 -O3 -march=native -flto -fno-exceptions -fno-rtti main.cpp -o app
```

### Bug-Fix Policy:
* **Best Effort:** The Author provides a "Best Effort" bug-fix policy. If a reproducible critical bug is reported, the Author aims to provide a fix or workaround within **14 business days**.
* **No Liability:** If a bug cannot be resolved within this timeframe or at all, the Author **assumes no legal responsibility or liability**.
## 🧪 Torture Tested

**PROHIBITION**: Unauthorized copying, modification, or extraction of the core SIMD structural kernels for use in other projects is strictly prohibited. The software is provided **"AS IS"** without any product warranty.
Tachyon Apex passes the "Gauntlet":
- **Whitespace**: Zero spaces, extreme indentation.
- **Unicode**: Emoji (`\uD83D`), Surrogate Pairs, Invalid sequences.
- **Structure**: Nested arrays, empty objects, mixed types.
- **Numbers**: `1e308`, `-1.23e-100`, `0.0`.
- **Collisions**: PHF handles hash collisions gracefully (fallback verification).

---
## 📜 License

*(C) 2026 Tachyon Systems. Engineered by WilkOlbrzym-Coder.*
MIT License. Copyright (c) 2026 Tachyon Systems.
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