cann: Fix ggml_cann_im2col for 1D im2col (ggml-org#8819)

* fix ggml_cann_im2col for 1D im2col

* fix build warning

[SYCL] Fixing wrong VDR iq4nl value (ggml-org#8812)

ggml-cuda: Adding support for unified memory (ggml-org#8035)

* Adding support for unified memory

* adding again the documentation about unified memory

* refactoring: Moved the unified memory code in the correct location.

* Fixed compilation error when using hipblas

* cleaning up the documentation

* Updating the documentation

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

* adding one more case where the PR should not be enabled

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Co-authored-by: matteo serva <matteo.serva@gmail.com>
Co-authored-by: Johannes Gäßler <johannesg@5d6.de>

Build: Only include execinfo.h on linux systems that support it (ggml…

…-org#8783)

* Only enable backtrace on GLIBC linux systems

* fix missing file from copy

* use glibc macro instead of defining a custom one

cuda : fix dmmv cols requirement to 2*GGML_CUDA_DMMV_X (ggml-org#8800)

* cuda : fix dmmv cols requirement to 2*GGML_CUDA_DMMV_X

* update asserts

* only use dmmv for supported types

* add test

cann: support q8_0 for Ascend� backend (ggml-org#8805)

server : update llama-server embedding flag documentation (ggml-org#8779

)

Fixes ggml-org#8763

Build: Fix potential race condition (ggml-org#8781)

* Fix potential race condition as pointed out by @fairydreaming in ggml-org#8776

* Reference the .o rather than rebuilding every time.

* Adding in CXXFLAGS and LDFLAGS

* Removing unnecessary linker flags.

Adding Gemma 2 2B configs (ggml-org#8784)

* Adding Gemma 2 2B configs

Updates to Q scaling and Gemma 2 model sizes to match v2 2B model.

* Update src/llama.cpp

Co-authored-by: slaren <slarengh@gmail.com>

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Co-authored-by: slaren <slarengh@gmail.com>

cmake : fix use of external ggml (ggml-org#8787)