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chore: ⬆️ Update NVIDIA/NeMo-Speech.cpp to 1118951337094db3b362fbf1b27e871696f10590 #11417

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chore: ⬆️ Update NVIDIA/NeMo-Speech.cpp to 1118951337094db3b362fbf1b27e871696f10590 #11417

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eab6694
:arrow_up: Update NVIDIA/NeMo-Speech.cpp
mudler Aug 11, 2026
9cb6637
fix(nemo-speech-cpp): build required sentencepiece
localai-org-maint-bot Aug 9, 2026
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24 changes: 21 additions & 3 deletions backend/go/nemo-speech-cpp/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@
# runs 'make -C backend/go/$(BACKEND) build' and then copies package/), so it
# has to produce the binary and the package, not just the shared libraries.

NEMO_SPEECH_VERSION?=2e12e2def8a98ed06666f7ee3ca94e7193e04be4
NEMO_SPEECH_VERSION?=1118951337094db3b362fbf1b27e871696f10590
NEMO_SPEECH_REPO?=https://github.com/NVIDIA/NeMo-Speech.cpp

GOCMD?=go
Expand Down Expand Up @@ -88,6 +88,18 @@ ITN_LIB_DIR=$(ITN_PREFIX)/lib
ITN_MARKER=$(ITN_LIB_DIR)/libsparrowhawk.so
ITN_FST_HEADER=$(ITN_PREFIX)/include/fst/fst.h

# SentencePiece became a core ASR dependency in 5be7bfb: RNNT context biasing
# uses it even when Flashlight and text normalization are disabled. Build the
# pinned static archive provided by upstream so every platform gets the same
# dependency instead of relying on an undeclared system package.
SENTENCEPIECE_PREFIX=sources/NeMo-Speech.cpp/.deps/sentencepiece
SENTENCEPIECE_MARKER=$(SENTENCEPIECE_PREFIX)/lib/libsentencepiece.a

# Linux's ASR CMake block looks in NEMO_SPEECH_DEPENDENCY_PREFIX directly, but
# the Apple branch uses generic find_library()/find_path(). Put the same private
# prefix on CMake's search path so Darwin consumes the archive built above too.
CMAKE_ARGS+=-DCMAKE_PREFIX_PATH=$(abspath $(SENTENCEPIECE_PREFIX))

ITN_CC?=gcc-12
ITN_CXX?=g++-12

Expand Down Expand Up @@ -152,7 +164,7 @@ else
endif
CMAKE_ARGS+=-DNEMO_SPEECH_GGML_PATCHED=$(GGML_PATCHED)

.PHONY: nemo-speech-cpp-grpc package build clean purge test all stage-libs patch-ggml engine itn patch-itn-headers
.PHONY: nemo-speech-cpp-grpc package build clean purge test all stage-libs patch-ggml engine itn sentencepiece patch-itn-headers

all: nemo-speech-cpp-grpc package

Expand Down Expand Up @@ -266,11 +278,17 @@ patch-itn-headers:

itn: $(ITN_MARKER)

$(SENTENCEPIECE_MARKER): | sources/NeMo-Speech.cpp
cd sources/NeMo-Speech.cpp && JOBS=$(JOBS) scripts/build_sentencepiece_static.sh

sentencepiece: $(SENTENCEPIECE_MARKER)

# Only a WITH_NORM=ON build needs the ITN stack, and it must exist before cmake
# configures, since the WITH_NORM cmake block find_library()s into the prefix
# with REQUIRED.
NEMO_RUNTIME_PREREQS=$(SENTENCEPIECE_MARKER)
ifeq ($(WITH_NORM),ON)
NEMO_RUNTIME_PREREQS=$(ITN_MARKER)
NEMO_RUNTIME_PREREQS+=$(ITN_MARKER)
endif

# Upstream sets CMAKE_LIBRARY_OUTPUT_DIRECTORY to ${CMAKE_BINARY_DIR}/bin, so the
Expand Down
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