feat: clean HF Space with essential ROCmPort AI files and new short README
Browse files
README.md
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#
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>
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> 🚀 **Backend API**: https://rocmport-ai-q2b1.onrender.com
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>
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> 🤗 **HuggingFace Space**: https://huggingface.co/spaces/lablab-ai-amd-developer-hackathon/ROCmPort-AI
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## The Gap hipify Doesn't Close
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`hipify-clang` translates CUDA API calls mechanically. It cannot detect that `if (tid < 32)` in a warp reduction silently skips lanes 32–63 on AMD wavefront-64. The code compiles. The output is wrong. No errors. No warnings.
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**ROCmPort AI catches this before execution.**
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```cpp
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// NVIDIA assumption — silently wrong on AMD (wavefront = 64)
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if (tid < 32) {
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vsmem[tid] += vsmem[tid + 32]; // lanes 32-63 never participate
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...
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}
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// AMD-aware correction
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if (tid < 64) {
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vsmem[tid] += vsmem[tid + 32];
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if (tid < 32) {
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vsmem[tid] += vsmem[tid + 16];
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vsmem[tid] += vsmem[tid + 8];
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vsmem[tid] += vsmem[tid + 4];
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vsmem[tid] += vsmem[tid + 2];
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vsmem[tid] += vsmem[tid + 1];
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}
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}
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```
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---
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## How It's Different From hipify
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| | hipify-clang | ROCmPort AI |
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|---|---|---|
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| API renaming | ✅ | ✅ |
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| Wavefront-64 bug detection | ❌ | ✅ |
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| Compile verification | ❌ | ✅ |
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| Profiler feedback loop | ❌ | ✅ |
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| Correctness guarantee | ❌ | Partial |
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| Fine-tuned model | ❌ | ✅ |
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---
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## What ROCmPort AI Does
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1. **Analyze** — scan CUDA kernel for AMD-specific risks (wavefront size, ballot/shuffle idioms, shared memory layout)
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2. **Translate** — run hipify + LLM-assisted fixes for bugs hipify can't detect
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3. **Compile** — build with `hipcc` targeting gfx942, surface real errors
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4. **Profile** — run `rocprof` and measure actual throughput on MI300X
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5. **Optimize** — propose changes based on profiler feedback, re-test
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6. **Report** — stream full decision trace with per-agent rationale
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If the optimized output underperforms the baseline, the coordinator retries the optimizer (max 3 iterations) before returning the best result found.
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---
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## Reproducible Demo Results
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| Kernel | Input | Baseline HIP | Optimized HIP | Result |
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|--------|-------|-------------|---------------|--------|
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| matrix_multiply | 512×512 | 0.076ms | 0.026ms | **2.91x speedup** |
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| vector_add | 32M elements | — | 0.098ms | **3,918 GB/s bandwidth (74% of MI300X peak)** |
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| reduction | 16M elements | — | 0.042ms | **correctness PASS (wavefront-64 fix)** |
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> Source: `docs/benchmark_runs/` — real rocprof CSV output, MI300X gfx942, ROCm 7.0, May 8 2026
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---
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## Proof of Hardware
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Raw rocprof CSV output committed to this repo:
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- [`docs/benchmark_runs/matmul_out.stats.csv`](docs/benchmark_runs/matmul_out.stats.csv)
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- [`docs/benchmark_runs/vecadd_out.stats.csv`](docs/benchmark_runs/vecadd_out.stats.csv)
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- [`docs/benchmark_runs/reduction.stats.csv`](docs/benchmark_runs/reduction.stats.csv)
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Hardware: AMD Instinct MI300X VF (gfx942), 192GB HBM3, ROCm 7.0, AMD Developer Cloud
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---
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## The Dataset No One Else Built
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**170 expert-curated CUDA→ROCm correctness bugs** across 6 categories. Every example includes the original CUDA, the still-broken `hipify` output, and the correct AMD version — with a precise explanation of why the bug manifests on gfx942.
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| Category | Count | Description |
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|----------|-------|-------------|
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| `warp_size_hardcoded_32` | 50 | `tid & 31`, `tid >> 5`, loop bounds |
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| `threadidx_modulo_warpsize` | 30 | `threadIdx.x % 32` for lane ID |
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| `shared_memory_no_padding` | 30 | Arrays sized for 32-thread warps |
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| `reduction_loop_bound_32` | 20 | Shuffle loops missing offset=32 step |
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| `ballot_sync_warp_assumptions` | 20 | `uint32_t` truncating 64-bit ballot |
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| `shfl_down_sync_mask_assumptions` | 20 | 32-bit mask on 64-lane wavefront |
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📦 **[tazwarrrr/cuda-to-rocm-wavefront-bugs](https://huggingface.co/datasets/tazwarrrr/cuda-to-rocm-wavefront-bugs)**
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---
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## The Model Trained on AMD Hardware
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Qwen2.5-Coder-7B-Instruct fine-tuned with LoRA (r=16) on the wavefront bug dataset — trained on an AMD Instinct MI300X via AMD Developer Cloud in 79 seconds. Final loss: 1.189, token accuracy: 81%.
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🤖 **[tazwarrrr/rocmport-qwen-wavefront-finetuned](https://huggingface.co/tazwarrrr/rocmport-qwen-wavefront-finetuned)**
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---
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## Agent Architecture
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```
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CUDA Input
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│
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▼
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��─────────────┐
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│ Analyzer │ Detect wavefront bugs, classify risk
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└──────┬──────┘
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│
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▼
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┌─────────────┐
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│ Translator │ hipify + LLM fix for missed bugs
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└──────┬──────┘
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│
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▼
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┌─────────────┐ speedup < 0.95?
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│ Optimizer │ ◄──────────────────┐
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└──────┬──────┘ │
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│ │
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▼ │
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┌─────────────┐ retry (max 3) │
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│ Tester │ ───────────────────┘
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└──────┬──────┘
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│
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▼
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┌─────────────┐
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│ Coordinator │ Final report + artifacts
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└─────────────┘
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```
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| Agent | Model | Role |
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|-------|-------|------|
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| Analyzer | Qwen2.5-Coder-32B | Code risk analysis |
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| Translator | Qwen2.5-Coder-32B | CUDA→HIP translation |
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| Optimizer | Qwen2.5-Coder-32B | Hardware-aware optimization |
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| Tester | Llama-3.3-70B | Log parsing, compile verification |
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---
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## AMD-Specific Technical Considerations
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ROCmPort AI reasons explicitly about MI300X constraints:
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- **Wavefront size 64** — affects reduction trees, ballot/shuffle idioms, launch geometry
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- **LDS bank behavior** — tile staging and reuse patterns
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- **192GB HBM3** — opportunities to eliminate model sharding in some workflows
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- **gfx942 occupancy** — memory access pattern tradeoffs under ROCm compiler
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---
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## Why This Is Hard to Replicate
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A basic clone can chain `hipify` and an LLM. The differentiator is:
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- **Decision loop** — detect failure/perf regression, apply next strategy, re-run
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- **Explainability** — stream each agent's reasoning via SSE in real time
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- **Verification** — every code change paired with compile + profiler evidence
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- **Dataset** — 170 labeled correctness bugs that don't exist anywhere else
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- **Fine-tuned model** — trained on real AMD hardware on a purpose-built dataset
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---
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## Quick Start
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```bash
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# Windows
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start.bat
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# Linux/Mac
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./start.sh
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# Manual
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python -m venv .venv
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# Windows: .venv\Scripts\activate
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# Linux/Mac:
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. .venv/bin/activate
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pip install -r backend/requirements.txt
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cp .env.example .env
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# Add GROQ_API_KEY
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npm --prefix frontend install
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npm --prefix frontend run build
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python -m uvicorn backend.main:app --reload --port 8000
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```
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Open `http://localhost:8000/index.html` in a browser.
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### Docker
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```bash
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docker build -t rocmport-ai .
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docker run -p 8000:8000 rocmport-ai
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```
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---
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## Configuration
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# AMD DevCloud vLLM (production)
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USE_VLLM=true
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VLLM_BASE_URL=http://your-amd-cloud:8000
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VLLM_MODEL=Qwen/Qwen2.5-Coder-32B-Instruct
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ROCM_AVAILABLE=true
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```
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---
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## Documented Failure Cases
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At least one failure path is documented with source, output, root cause, and fix requirements. See [`docs/FAILURE_CASES.md`](docs/FAILURE_CASES.md).
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Credibility improves when the system's failure boundary is visible.
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---
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For technical review, use this flow:
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1. Show original CUDA kernel
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2. Show baseline HIP from straight `hipify` output
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3. Run ROCmPort AI — watch per-agent trace stream
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4. Show final optimized HIP output
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5. Show measured result vs declared baseline
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6. Show one case with marginal gain or no gain
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Full walkthrough: [`docs/JUDGE_MODE.md`](docs/JUDGE_MODE.md)
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---
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## Project Structure
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```
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ROCmPort AI/
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├── backend/
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│ ├── agents/ # analyzer, translator, optimizer, tester, coordinator
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│ ├── tools/ # hipify_wrapper, rocprof_wrapper, llm_client
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│ ├── demo_kernels/ # reduction.cu, matrix_multiply.cu, vector_add.cu
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│ └── graph/ # LangGraph StateGraph pipeline
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├── dataset/
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│ ├── upload_dataset.py
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│ └── finetune_qwen.py
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├── docs/
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│ ├── LIVE_RESULTS.md
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│ ├── FAILURE_CASES.md
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│ └── JUDGE_MODE.md
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├── frontend/
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└── BENCHMARKS.md
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```
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---
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## Troubleshooting
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| Issue | Resolution |
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|-------|-----------|
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| `GROQ_API_KEY not found` | Add key to `.env` |
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| `hipcc not found` | Install ROCm toolchain or use ROCm-enabled environment |
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| Backend unavailable | Verify FastAPI running on port 8000 |
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| No improvement observed | Check baseline definition and profiler counters |
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---
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## License
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Apache 2.0 — see [`LICENSE`](LICENSE)
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# ROCmPort AI
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**Demo**: [View Live Demo](#)
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## What it does
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ROCmPort AI automatically migrates CUDA GPU code to ROCm (AMD's open-source GPU computing platform), enabling seamless portability across different GPU architectures.
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## Key Features
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- 🚀 **Automated Code Translation** - Converts CUDA kernels and libraries to ROCm HIP code with minimal manual intervention
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- 📊 **Performance Analysis** - Generates detailed migration reports with benchmark comparisons and optimization recommendations
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- 🔧 **Smart Patching** - Intelligently handles library replacements, API mappings, and architecture-specific optimizations
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---
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+
For detailed documentation and examples, see [BENCHMARKS.md](BENCHMARKS.md) and the [docs](docs/) folder.
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start.sh
CHANGED
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File without changes
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