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Sync with upstream llama.cpp master (2026-10-01) - #41

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@gary149 gary149 commented Oct 1, 2026

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Merges upstream ggml-org/llama.cpp master (ec7630a, 449 commits) into the fork.

One conflict, in common/json-schema-to-grammar.cpp. Upstream replaced the $ref resolver with the new common_chat_schema builder (common/json-schema.cpp), so the file now matches upstream and the fork's nested $defs hoisting for MCP tool schemas moved into common_chat_schema_from_json.

Follow-up adaptation for upstream API changes:

  • server_http_context dropped thread and listening_address. llama-agent-server now uses join() and logs each entry of listening_addresses.

Verified locally on macOS:

  • all agent CTest suites plus test-json-schema, test-json-schema-to-grammar and the chat tests
  • the 40 PTY scenarios in both color modes
  • the live smoke test (HTTP backend) against a llama-server built from the merged tree with Gemma 4 12B
  • the in-process backend with Gemma 4 12B, including a write tool call
  • a static build with the Homebrew formula flags, which links now that stb-image-impl.cpp is only compiled for shared builds
  • a nested $defs schema still converts to a grammar

shaofeiqi and others added 30 commits September 21, 2026 23:14
This commit tweaks the Toaster element to include a close button.

These toasts often cover other UI elements like the model selector, and
this change avoids having to wait for them to disappear on their own
(e.g. after a load failure).
The snapdragon CI builds packages only to feed the QDC device tests, so
Hexagon NPU binaries never reached the releases page. Build both targets
in release.yml and attach them as release assets.
* Fix Muse Glimmer tool-call first parser error

* Add test to verify

* Condense patterns

* remove test for trigger patterns
* convert: add MiMo-V2.6 support
Hoist the K3 mxfp4 conversion repack into base.py so it can be reused
Remove decoder from mmproj convert
* Update conversion/mimo.py
* fix: use autoparser
---------

Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@huggingface.co>
Co-authored-by: Piotr Wilkin <piotr.wilkin@syndatis.com>
* model : add DFlash layer-input taps for HunyuanVL

DFlash speculative decoding needs the target graph to expose the residual
stream entering each layer (res->t_layer_inp[il]) - the draft model reads
those tensors to build its cross-context. Qwen3 and the other DFlash-capable
targets register them, but the Hunyuan graphs do not, so serving a DFlash
draft against a HunyuanOCR target aborts during the first graph build:

  GGML_ASSERT(t_layer_inp[il] != nullptr && "layer input tensor is null")

Register the tensor at the top of the layer loop, mirroring qwen3. The
layer input is the residual stream entering layer il, i.e. the output of
layer il-1, which is what the draft's target_layers metadata refers to
(the converter writes target_layer_ids+1). hunyuan-dense.cpp reuses this
graph, so it is covered as well; hunyuan-moe has a separate graph and is
untouched.

The vector is only read when a speculative implementation enables those
layer ids, so there is no behaviour change without a draft model.

Tested with tencent/HunyuanOCR 1.5 and its DFlash draft: image requests now
run, draft acceptance is ~0.5 and the OCR output is byte-identical to the
non-speculative run.

Co-authored-by: wendadawen <wendadawen@qq.com>

* convert : fix DFlash draft conversion against HunYuan targets

Converting a DFlash draft with a HunYuan target failed in two ways.

1. DFlashModel.set_vocab() reuses the target class' vocab handling by
   calling it unbound with the draft instance, but HunYuanModel.set_vocab()
   called self._fix_special_tokens(), a method that only exists on
   HunYuanModel, so the conversion always aborted with

     AttributeError: 'DFlashModel' object has no attribute '_fix_special_tokens'

   Make the vocab helpers module-level functions taking the model
   explicitly, so they do not depend on the instance being a HunYuanModel.
   They have no other callers, so the two id lookups are folded into
   _fix_special_tokens().

2. The delegated call runs with self.dir_model pointed at the target but
   keeps the draft's self.hparams, so config lookups inside the target's
   vocab code (the pad_token_id < 0 guard, eod_token_id) read the draft's
   config instead of the target's. That aborts on targets with
   pad_token_id = -1 (e.g. the HunyuanOCR v1.0 checkpoint) and otherwise
   writes special token ids that disagree with the target.

   Add _vocab_hparams(): it returns the target's config (with text_config
   merged to the root, as TextModel does) when the model is a draft
   converted with --target-model-dir, and the model's own hparams
   otherwise, so a normal conversion is unaffected.

Tested: converting tencent/HunyuanOCR/dflash succeeds with both the 1.5 and
the v1.0 target; converting the base model without --target-model-dir
produces a byte-identical GGUF to before.

Co-authored-by: wendadawen <wendadawen@qq.com>

* convert : fix DFlash draft vocab against HunYuan targets

Switch hparams to the target config for the duration of the borrowed
set_vocab(), matching the existing dir_model swap, instead of teaching
HunYuanModel::set_vocab about draft models.

* convert : fix HunYuan special token ids for DFlash drafts

* convert : use load_hparams for HunYuan special token ids
* Add support for binding llama-server to multiple addresses

Assisted-by: Codex

* remove redundant thread handler

* make it clear about overlapping addr

* reject --port 0 with multiple tcp addr

* improve arg handler

* nits

* fix test

* nits 2

* nits

* nits 2

---------

Co-authored-by: Xuan Son Nguyen <son@huggingface.co>
* metal : gate mul_mm_id src1 rescale behind ggml_prec

Assisted-by: Claude Fable 5.1

* ggml-webgpu: reject MUL_MAT_ID when src1 precision is F32

* cuda/vulkan: reject MUL_MAT_ID in supports_op when src1 prec is F32

fix `supports_op` to return false for failing backends when the specified src1 precision is f32

Assisted-by: Claude Fable 5.1

---------

Co-authored-by: yomaytk <yoshimura.masashi.frbs@gmail.com>
…G Plus/Xe2/Xe3) (ggml-org#24406)

* vulkan : Intel FA kernel optimization for split k path

* vulkan : Host code update for Intel split k FA kernel path selection, fix A770 Linux op test failures

* vulkan : use symmetric coopMatMulAdd() in flash_attn_decode_phase_1 shader to resolve test op failre on A770 Linux with 26.2.3 mesa driver

* vulkan : fix editorconfig issue in flash_attn_decode_phase_2.comp

---------

Co-authored-by: Liu, Russell <russell.liu@intel.com>
…gml-org#22575)

* server: support input_image in function_call_output (ggml-org#20663)

* server: fix if statement spacing

* server: avoid repeated type lookup
…9217)

* server: route every model load through the queue

A model loaded by the fast path has no queue entry, so tick() evicts
it at its LOADED transition before its own request is proxied. Every
load now joins the queue, whose entry protects the model until its
waiters leave.

* server: do not admit requests into a stopping model

A request for a model that is being stopped still sees it LOADED and
is proxied into the dying child. Such a request now joins the queue
and is served by the next instance. The stopping mark is cleared
under the same lock that sets UNLOADED, so no request can see a
model that is neither stopping nor unloaded while its child is gone.
…in` (ggml-org#29056)

* opencl: add A8 Q4_K non-MoE dp4a binary kernel

* opencl: rename binary kernel selection helpers
Avoid returning references through lambdas that hold a local cast pointer, which triggers -Werror=dangling-reference in some CI compilers. Reuse the precomputed select_expr pointer directly.

Assisted-by: pi:llama.cpp/DeepSeek-V4-Flash-Vision-Exp
…7962)

* HIP : use bit manipulation for __vcmpne4

* HIP : use bit manipulation for __vsub4
…uction (ggml-org#29139)

Since ggml-org#28732 our internal symbols are exported. A duplicate copy dlopened and
dlclosed by ggml_backend_load_all() then interposes them, so its destructors
destroy the live vk_instance and later device queries hit the GGML_ASSERT on
vk_instance.device_indices. Hidden visibility exports only GGML_BACKEND_API,
as before ggml-org#28732.

Fixes ggml-org#29138

Assisted-by: henk:claude-fable-5
* resovle confict

* support gedt_rows_back, update the ops.md
…sions (ggml-org#28931)

* sycl : extend MMVQ GLU fusion to mixed quant types; add rms_norm+scale and ssm_conv+silu fusions

* fixing spacing issue and macro converted to template function
* ggml-meta: resolve multi buffer views

* add TODO to revisit if graph allocator gets refactored
* vulkan: optimize IQ4_XS matmul kernels

Assisted-by: OpenAI Codex

* vulkan: address IQ4_XS review nits

- drop the dead LOAD_VEC_A != 8 branch in the IQ4_XS shmem load; iq4_xs is
  in lut_load_vec_a()'s "8" list, so that path is never generated
- disable MMVQ for IQ4_XS on Intel (27.3% tg regression on A770)
- remove a stray empty line in types.glsl

Assisted-By: Claude Opus 5 <noreply@anthropic.com>
lhez and others added 28 commits October 1, 2026 08:33
LLM-jp-4.1 uses the GPT-OSS format, but its tokenizer decodes a space
after every special token and parallel tool calls are separated by
<|end|>. The GPT-OSS handler rejects this output, so add a dedicated
handler, selected by the chat_format=llm-jp-harmony-v1 declaration in
the chat template.

Assisted-by: Claude Fable 5.1
…org#29640)

* BLAS : Document AOCL-BLAS build and label the device AOCL-BLAS

* AOCL-Blas : Add an AOCL-BLAS Quick Start and drop the fixed version path

* AOCL-BLAS doc : Note on ZenDNN
…-io (ggml-org#29749)

Assisted-by: Claude

Co-authored-by: Pranesh Gonegandla <pgonegandla@nvidia.com>
…29792)

Pinning to >= 3.4.3 is required to enable DeviceTopK, which was affected by
a race condition NVIDIA/cccl#10627.

We will relax this for future CTK versions which will bundle CCCL >
3.4.X (CTK 13.5 will bundle CCCL 3.5.0 for example)
* llama: fix qwen4exp

* qwen4exp: keep kq_mask input the same shape
* Qwen4Exp: add MTP

* remove has_state member, check via ctx_bufs being non-empty

* consistent naming + less verbose comments

* cont : clean-up recurrent memory

* cont : clean-up comments

---------

Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>
* CUDA: Handle compute type for NVFP4 on cublass path

Signed-off-by: ynankani <ynankani@nvidia.com>

* Use BF16 compute type for quantized models if HW allows

Signed-off-by: ynankani <ynankani@nvidia.com>

* Set acc prec to bf16 for nvfp4 as it needs atleast bf16 range

Signed-off-by: ynankani <ynankani@nvidia.com>

* Update ggml/src/ggml-cuda/ggml-cuda.cu

Co-authored-by: Johannes Gäßler <johannesg@5d6.de>

* preserve op_params for per-expert matmul

Signed-off-by: ynankani <ynankani@nvidia.com>

---------

Signed-off-by: ynankani <ynankani@nvidia.com>
Co-authored-by: Johannes Gäßler <johannesg@5d6.de>
* metal : release temporary private transfer buffers

Assisted-by: OpenAI Codex

* metal : fix order and formatting

---------

Co-authored-by: Niklas Wenzel <dev@nikwen.de>
* cuda : route sm70 to the Turing MMVQ nwarps table

Volta (sm_70) has no MMVQ parameter table of its own and falls through
to GENERIC, which launches K-quant batch-1 decode (ncols_dst == 1) at
nwarps=4. sm_70 shares TURING's tuning: the K-quant vec_dot prefers
nwarps=2 there. Route sm_70 to the existing MMVQ_PARAMETERS_TURING
table in both the device and the host table selector.

Measured on one Tesla V100 32GB PCIe (PG500-216, driver 580.178.04,
CUDA 12.0.140) with Qwen3.8-27B Q4_K_M, tg128, interleaved A/B in 6
ABBA blocks with paired per-block deltas: +1.091 t/s = +3.17 %
(t = +49.0, all six per-block deltas positive); perplexity
bit-identical (6.3697 +/- 0.04066 both builds, wiki.test.raw). The
patched build's K-quant mul_mat_vec_q kernels launch at nwarps=2
(cubin EIATTR_MAX_THREADS) while Q4_0/Q8_0 stay at nwarps=4, and the
same measurement on the September master base gave +3.84 % (t = 85).

The tuning originates from the V100-focused fork anyei/llamacpp-v100
(MIT), commit b912d1b1e, which carries a dedicated
MMVQ_PARAMETERS_VOLTA table; a cubin-level comparison confirmed that
routing sm_70 to the existing TURING table is equivalent for the
K-quant batch-1 path this change affects, so this is the minimal
2-line form. anyei/llamacpp-v100@b912d1b1e

Original-patch-by: anyei <angelyoelroblesmercedes@gmail.com>

* Update ggml/src/ggml-cuda/mmvq.cu

---------

Co-authored-by: tkittich <tkittich@gmail.com>
Co-authored-by: Johannes Gäßler <johannesg@5d6.de>
* convert : write Gemma embedding scale for DFlash drafts

A DFlash draft shares the target's token embeddings. Gemma scales them by sqrt(hidden_size) in the forward pass, and the draft config does not state that scale, so the converted draft read unscaled embeddings.

Take the scale from the target config when the draft config has none.

Assisted-by: Claude

* convert : check with get_model_architecture for gemma models
…ia DMA (ggml-org#29685)

* hexagon: shared strided DMA copy for CPY and CONCAT, any-dim CONCAT via DMA

* hex-cpy: various fixes on top of the concat optimizations

Removed CONCAT_DMA_MIN_ROW logic, it was broken with 64-bit DMA.
While it's kinda silly to use DMA for tiny stuff if that tensor gets mapped to an extended buffer the only way to read it is DMA.

Added missing dma_queue_flush() calls.

Added additional guards for conditions we don't support.

---------

Co-authored-by: Max Krasnyansky <maxk@qti.qualcomm.com>
* tests : simplify function signature

* llama : clamp kpool re-pool bound to existing pools

The n_tokens/kpool + n_seqs_unq bound on n_new_g overshoots when a batch
fills the whole cache: n_ctx tokens complete exactly n_ctx/kpool pools, so
the +1 pads new_pool_idxs/new_pool_rep one entry past n_pool_real. Graph
reserve only covers n_pool_real entries, so the first full-context decode
builds bigger tensors than reserved and ggml-alloc demands a graph
reallocation (abort under GGML_SCHED_DEBUG_REALLOC=1).

Clamp the bound to n_pool_real: a ubatch can never mark more pools than
the cache holds, and reserve's n_pool_max already covers that.

Assisted-by: pi:llama.cpp/MiMo-V2.6-Flash-MOPD

* cont : cap to n_pool_max
…9808)

* skill: note about adding model-specific CLI arguments

* add testing instructions
…61001

# Conflicts:
#	common/json-schema-to-grammar.cpp
- upstream moved $ref resolution into common_chat_schema_from_json, so the nested $defs hoisting for MCP tool schemas now runs there

- server_http_context dropped thread and listening_address in favor of join() and listening_addresses
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@gary149
gary149 merged commit 6f0c442 into master Oct 1, 2026
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