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rocm: enable wmma indexer support#180

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rocm: enable wmma indexer support#180
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@alantsev alantsev commented May 17, 2026

most of the changes are from the upstream main branch - the only files directly changed by this commit are -

M Makefile
M ds4_cuda.cu
M ds4_rocm.h
M ds4_server.c

.

the rocm related changes are about enabling the wmma indexer for hipcc build

the current tests and eval results:

$ ./ds4_test
long-context:
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics
ds4-test: long-context prefill 0/30474
ds4-test: long-context prefill 8192/30474
ds4-test: long-context prefill 16384/30474
ds4-test: long-context prefill 24576/30474
ds4-test: long-context prefill 30474/30474
long-context: OK
tool-call-quality:
ds4-test: tool-call quality fast path
ds4-test: tool-call quality exact path
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics
tool-call-quality: OK
logprob-vectors:
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics
ds4-test: vector short_italian_fact
ds4-test: vector short_code_completion
ds4-test: vector short_reasoning_plain
ds4-test: vector long_memory_archive skipped (API/official graph mismatch)
ds4-test: vector long_code_audit
logprob-vectors: OK
metal-kernels:
ds4: CUDA registered 0.00 GiB model mapping for device access
metal-kernels: OK
server:
server: OK
ds4 tests: ok

The evaluation run

$ ./ds4-eval -m ds4flash.gguf --plain --questions 12 --tokens 2048 --temp 0 --seed 1
...

PASSED got 16 expected 16 (159.8s, 1437 tokens)
ds4-eval: 10/12 passed, 2 failed, runtime 00h:27m
#   state      prompt      gen    total given    correct  test
  1 PASSED        201     1661     1862 B        B        GPQA Diamond/recNu3MXkvWUzHZr9
  2 PASSED        149      370      519 C        C        SuperGPQA/001b51d76b4d422988f2c11f104a2c6c
  3 PASSED         81      623      704 70       70       AIME2025/aime2025-01
  4 FAILED        313     2048     2361 A        C        GPQA Diamond/recoiTJPGUmzAkief
  5 PASSED        272     2048     2320 J        J        SuperGPQA/b7e20eac98764fb0bf30e8366d951daa
  6 PASSED        146     1325     1471 468      468      AIME2025/aime2025-16
  7 PASSED        156     1303     1459 B        B        GPQA Diamond/rec4UqStf9WUVif1f
  8 PASSED        127      280      407 E        E        SuperGPQA/4a1d1780a93f4093b6fb7d3c314cbea8
  9 FAILED        633     2048     2681 26       588      AIME2025/aime2025-02
 10 PASSED        182     1080     1262 B        B        GPQA Diamond/recgI6tUQ7RLJRWGx
 11 PASSED        137      232      369 A        A        SuperGPQA/6082513c8dba4ec68aa68f1bf5854d09
 12 PASSED        165     1437     1602 16       16       AIME2025/aime2025-03

mitsuhiko and others added 30 commits May 11, 2026 12:30
Implements the Responses API endpoint that Codex CLI (and other modern
OpenAI tooling) speaks instead of /v1/chat/completions. The wire format
is documented in OpenAI's Responses API; this implementation has been
iterated against the Codex CLI binary's SSE parser shape until no
remaining schema gaps were found.

Request parsing (parse_responses_request, parse_responses_input):
- Accepts the typed input array (message, function_call,
  function_call_output, reasoning, custom_tool_call(_output),
  local_shell_call(_output), web_search_call(_output),
  tool_search_call(_output), image_generation_call(_output),
  compaction, context_compaction).
- Maps hosted-tool history to function_call/function_call_output so
  prior actions survive across turns; rejects unknown item types and
  non-completed status with 400 to avoid silent context loss.
- Strict content-array parsing: only string|null|array of recognized
  text blocks (input_text/output_text/text/summary_text/
  reasoning_text); rejects non-text modalities (input_image/file/
  audio) instead of accepting an empty prompt.
- Merges adjacent function_call items into the preceding assistant
  message so text + tool-call turns render as a single assistant
  block.
- Honors reasoning.effort (incl. "minimal"/"none") and gates
  reasoning summary surface on reasoning.summary opt-in.
- Rejects previous_response_id, conversation, and forced tool_choice
  explicitly (constrained decoding / persisted state not supported).

Output (responses_sse_*, responses_final_response):
- Emits the full streaming lifecycle: response.created,
  output_item.added/.done, reasoning_summary_part.added/.done,
  reasoning_summary_text.delta/.done, content_part.added/.done,
  output_text.delta/.done, function_call_arguments.delta/.done,
  response.completed.
- Branches the terminal event by finish reason: response.failed for
  errors and response.incomplete with reason "max_tokens" for length.
- Every event carries sequence_number; every output_text part carries
  annotations:[]; function_call output_item.added ships with an empty
  arguments string (full args arrive via function_call_arguments.done
  and output_item.done), and item ids are stable across added/done.
- Tracks whether </think> was actually observed so a truncated stream
  marks the reasoning item incomplete instead of "completed".
- Recovers gracefully when the DSML tool parse fails after the model
  was suppressed at the tool marker: the suppressed tail is flushed
  as additional output_text deltas so the streamed message matches
  output_item.done.

Tested by 25 rounds of /codex:adversarial-review against the same
client this is meant to feed.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Broaden the DS4 imatrix prompt dataset with provider-neutral agent/tool traffic, multi-language programming prompts, algorithm recall, Bash scripting, and multilingual translation tasks.

Remove duplicate rendered prompts and avoid provider-specific client references in the generated calibration corpus. This improves calibration coverage without claiming to fix a distributed GGUF bug.
Fold the successful CUDA selector/top-k/indexed-attention changes into one clean commit. This excludes rejected experiment commits and the local prefill-slope work log.\n\nMeasured on GB10 with speed-bench/promessi_sposi.txt, 2048-token append chunks: 32K prefill improved from 255.61 tok/s on origin/main to 346.49 tok/s. Full-curve average improved from 316.39 tok/s to 369.76 tok/s. 32K full prompt + 128-token generation prefill improved from 312.87 tok/s to 368.43 tok/s, while generation stayed neutral at 12.49 -> 12.48 tok/s.\n\nCorrectness: make cuda-regression; ./ds4_test --logprob-vectors --tool-call-quality; ./ds4_test --server --metal-kernels.
Build score_official against the CUDA runtime on Linux and select the CUDA backend there, while keeping the existing Metal path on macOS.\n\nCorrectness: make -C gguf-tools quality-score; gguf-tools/quality-testing/score_official ds4flash.gguf /tmp/ds4_quality_smoke/manifest.tsv /tmp/ds4_quality_smoke/scores.tsv 16384.
Replace the default long-context continuation check with a deterministic prose-story retrieval test. The fixture embeds spelled-out person-number assignments in a long rendered prompt, and ds4_test now validates the generated Name=number list instead of brittle sampled prose.
Preserve Responses namespace metadata and tool_search calls while rendering DSML-safe internal tool names. Replay function_call, hosted tool, and tool_search_output items into the shared chat/tool path so Codex and Pi can round-trip tool calls without losing KV-cache prefix reuse. Document the /v1/responses endpoint and add server unit coverage for namespace, tool_search, and replay output shapes.
This reverts commit 2a7a5f3.

There was no ack from the user. Don't want to take a fix
that is astronautically produced from an unclear error
trace.
Project sampled DSML tool calls to Anthropic SSE tool_use blocks while keeping raw DSML as the parser/cache source of truth.

Reuse streamed tool ids for final parsed calls so tool_result continuation still matches live state.
Keep normal CUDA context buffers on device allocations, but route very large KV-cache tensors through managed memory so million-token contexts do not starve unified-memory systems during graph/session allocation.

The fallback is scoped to the long-lived KV/cache tensors and logs when it is used because it may reduce performance.

Tested on 0.180 with:
- make cpu
- make -B cuda-spark
- make cuda-regression
- ./ds4_test --server --metal-kernels
- ./ds4_test --logprob-vectors --tool-call-quality
- ds4-bench ctx-alloc 32768, 250000, and 1000000
- ds4-server --ctx 1000000 startup smoke

(cherry picked from commit 0b248a65c07d21f2fc8ff4815bd8b75af26719f9)
Parse Anthropic tool_use blocks by their own type field instead of relying on the enclosing message role being parsed first.

Some clients serialize messages as content-before-role, which made full-history tool_result replays look like unknown live-only continuations.

Fixes antirez#127.
Return a 400 error with error type "context_exceeded" when prompt tokens exceed
context size. The response includes both n_prompt_tokens and n_ctx fields so
clients can determine exactly why the request failed and how far over the limit
they went.

Error response format:
  {
    "error": {
      "message": "Prompt tokens (N) exceeds context size (M)",
      "type": "context_exceeded",
      "n_prompt_tokens": N,
      "n_ctx": M
    }
  }
dwarfstar is typoed to drawfstar
user and others added 11 commits May 23, 2026 08:25
Support --non-interactive for headless agent use. With --prompt, the agent runs one turn through the normal worker/tool loop and exits. Without --prompt, stdin becomes a simple persistent protocol: +DWARFSTAR_WAITING marks readiness, input is collected until a 200 ms quiet window, and later input received while the model is busy is queued with +DWARFSTAR_QUEUED.

Keep the implementation on the existing append-only worker path so DSML parsing, tools, compaction, and KV state remain shared with the TUI. Mark accepted worker submissions busy immediately to avoid a race where non-interactive mode could exit before the worker reached prefill. Avoid terminal cursor-control escapes in plain stdout mode.
Squashes Ivan Fioravanti's Metal4/M5 Neural Acceleration scaffold, benchmark tooling, drift diagnostics, eval trace regrading, and initial Tensor/MPP kernel work.
Squashes Salvatore Sanfilippo's Metal4/NAX speedups and cleanup work: direct-RHS dense Tensor kernels, routed MoE Tensor coverage, full-512 indexer preservation, NAX prefill indexer scores, indexed-attention half shadow cache, and removal of rejected experimental paths.
# Conflicts:
#	tests/ds4_test.c
@alantsev alantsev force-pushed the rocm branch 2 times, most recently from 7174b7d to a1a1b4c Compare May 23, 2026 10:19
@alantsev alantsev changed the title rocm: add wmma indexer support rocm: enable wmma indexer support May 23, 2026
antirez and others added 11 commits May 23, 2026 12:43
```
$ ./ds4_test
long-context:
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics
ds4-test: long-context prefill 0/30474
ds4-test: long-context prefill 8192/30474
ds4-test: long-context prefill 16384/30474
ds4-test: long-context prefill 24576/30474
ds4-test: long-context prefill 30474/30474
long-context: OK
tool-call-quality:
ds4-test: tool-call quality fast path
ds4-test: tool-call quality exact path
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics
tool-call-quality: OK
logprob-vectors:
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics
ds4-test: vector short_italian_fact
ds4-test: vector short_code_completion
ds4-test: vector short_reasoning_plain
ds4-test: vector long_memory_archive skipped (API/official graph mismatch)
ds4-test: vector long_code_audit
logprob-vectors: OK
metal-kernels:
ds4: CUDA registered 0.00 GiB model mapping for device access
metal-kernels: OK
server:
server: OK
ds4 tests: ok
```

```
$ ./ds4-eval -m ds4flash.gguf --plain --questions 12 --tokens 2048 --temp 0 --seed 1
...

PASSED got 16 expected 16 (159.8s, 1437 tokens)
ds4-eval: 10/12 passed, 2 failed, runtime 00h:27m
#   state      prompt      gen    total given    correct  test
  1 PASSED        201     1661     1862 B        B        GPQA Diamond/recNu3MXkvWUzHZr9
  2 PASSED        149      370      519 C        C        SuperGPQA/001b51d76b4d422988f2c11f104a2c6c
  3 PASSED         81      623      704 70       70       AIME2025/aime2025-01
  4 FAILED        313     2048     2361 A        C        GPQA Diamond/recoiTJPGUmzAkief
  5 PASSED        272     2048     2320 J        J        SuperGPQA/b7e20eac98764fb0bf30e8366d951daa
  6 PASSED        146     1325     1471 468      468      AIME2025/aime2025-16
  7 PASSED        156     1303     1459 B        B        GPQA Diamond/rec4UqStf9WUVif1f
  8 PASSED        127      280      407 E        E        SuperGPQA/4a1d1780a93f4093b6fb7d3c314cbea8
  9 FAILED        633     2048     2681 26       588      AIME2025/aime2025-02
 10 PASSED        182     1080     1262 B        B        GPQA Diamond/recgI6tUQ7RLJRWGx
 11 PASSED        137      232      369 A        A        SuperGPQA/6082513c8dba4ec68aa68f1bf5854d09
 12 PASSED        165     1437     1602 16       16       AIME2025/aime2025-03

```
@alantsev
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Author

merged latest changes from the upstream main branch.
enabled the agent.
simplified the Makefile.

$ make test
./ds4-eval --self-test-extractors
ds4-eval: answer extractor self-tests passed
./ds4_test
long-context:
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics
ds4-test: long-context prefill 0/30474
ds4-test: long-context prefill 8192/30474
ds4-test: long-context prefill 16384/30474
ds4-test: long-context prefill 24576/30474
ds4-test: long-context prefill 30474/30474
long-context: OK
tool-call-quality:
ds4-test: tool-call quality fast path
ds4-test: tool-call quality exact path
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics
tool-call-quality: OK
logprob-vectors:
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics
ds4-test: vector short_italian_fact
ds4-test: vector short_code_completion
ds4-test: vector short_reasoning_plain
ds4-test: vector long_memory_archive skipped (API/official graph mismatch)
ds4-test: vector long_code_audit
logprob-vectors: OK
metal-short-prefill:
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics
metal-short-prefill: OK
metal-kernels:
ds4: CUDA registered 0.00 GiB model mapping for device access
ds4: CUDA registered 0.00 GiB model mapping for device access
ds4: CUDA registered 0.00 GiB model mapping for device access
metal-kernels: OK
metal-tensor-equivalence:
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics

ds4-test: Tensor equivalence candidate route=auto
ds4: CUDA backend initialized on AMD Radeon 8060S Graphics (sm_115)
ds4: CUDA registered 80.76 GiB model mapping for device access

ds4: CUDA startup model cache prepared 80.76 GiB of tensor spans in 0.000s
ds4: cuda backend initialized for graph diagnostics
ds4-test: Tensor equivalence short_italian_fact top1 ref=108149 cand=108149 top5_overlap=5/5 overlap=20/20 max_rank_delta=0 rms=0 max_abs=0 top20_max_abs=0
ds4-test: Tensor equivalence short_italian_fact largest deltas: id=0 ref=-8.78234 cand=-8.78234 abs=0 id=1 ref=18.7873 cand=18.7873 abs=0 id=2 ref=-53.75 cand=-53.75 abs=0 id=3 ref=15.7433 cand=15.7433 abs=0 id=4
ref=24.2153 cand=24.2153 abs=0
ds4-test: Tensor equivalence short_code_completion top1 ref=9854 cand=9854 top5_overlap=5/5 overlap=20/20 max_rank_delta=0 rms=0 max_abs=0 top20_max_abs=0
ds4-test: Tensor equivalence short_code_completion largest deltas: id=0 ref=6.73034 cand=6.73034 abs=0 id=1 ref=25.0882 cand=25.0882 abs=0 id=2 ref=-44.3569 cand=-44.3569 abs=0 id=3 ref=11.6954 cand=11.6954 abs=0
id=4 ref=23.5527 cand=23.5527 abs=0
ds4-test: Tensor equivalence short_reasoning_plain top1 ref=926 cand=926 top5_overlap=5/5 overlap=20/20 max_rank_delta=0 rms=0 max_abs=0 top20_max_abs=0
ds4-test: Tensor equivalence short_reasoning_plain largest deltas: id=0 ref=-0.454318 cand=-0.454318 abs=0 id=1 ref=23.2188 cand=23.2188 abs=0 id=2 ref=-43.7816 cand=-43.7816 abs=0 id=3 ref=15.0173 cand=15.0173 ab
s=0 id=4 ref=14.2727 cand=14.2727 abs=0
ds4-test: Tensor equivalence long_memory_archive top1 ref=10220 cand=10220 top5_overlap=5/5 overlap=17/20 max_rank_delta=3 rms=0.910726 max_abs=5.01606 top20_max_abs=3.59195
ds4-test: Tensor equivalence long_memory_archive largest deltas: id=67130 ref=5.90324 cand=10.9193 abs=5.01606 id=95394 ref=-0.0971611 cand=4.77867 abs=4.87583 id=109465 ref=-0.533072 cand=4.3211 abs=4.85417 id=40
799 ref=1.97854 cand=6.77793 abs=4.79939 id=36320 ref=7.94481 cand=12.6538 abs=4.70901
ds4-test: Tensor equivalence long_code_audit top1 ref=671 cand=671 top5_overlap=5/5 overlap=17/20 max_rank_delta=9 rms=0.950555 max_abs=5.22848 top20_max_abs=2.40018
ds4-test: Tensor equivalence long_code_audit largest deltas: id=59928 ref=-18.5866 cand=-13.3582 abs=5.22848 id=30781 ref=8.43611 cand=13.4286 abs=4.99249 id=37176 ref=8.16547 cand=12.863 abs=4.69756 id=67153 ref=
6.01649 cand=10.6338 abs=4.61734 id=85360 ref=7.75199 cand=12.2393 abs=4.4873
ds4-test: Tensor summary route=auto cases=5 capture_fail=0 logits_fail=0 greedy_fail=0 top1_mismatch=0 min_top5_overlap=5/5 min_overlap=17/20 worst_rank_delta=9 worst_rms=0.950555 worst_max_abs=5.22848 worst_top20
_max_abs=3.59195
metal-tensor-equivalence: OK
server:
server: OK
ds4 tests: ok

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