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CUDA: fix MMQ writeback for int8 tensor cores #8100

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JohannesGaessler
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The logic that I implemented in #8062 was not quite correct. I added an offset to a pointer but forgot that then the out-of-bounds checks relative to that pointer would also need to be adjusted. I assume this PR fixes #8096 (need confirmation).

@github-actions github-actions bot added Nvidia GPU Issues specific to Nvidia GPUs ggml changes relating to the ggml tensor library for machine learning labels Jun 24, 2024
@JohannesGaessler JohannesGaessler merged commit 3b099bc into ggerganov:master Jun 24, 2024
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Nexesenex added a commit to Nexesenex/croco.cpp that referenced this pull request Jun 25, 2024
Co-Authored-By: Johannes Gäßler <johannesg@5d6.de>
arthw pushed a commit to arthw/llama.cpp that referenced this pull request Jun 30, 2024
MagnusS0 pushed a commit to MagnusS0/llama.cpp-normistral-tokenizer that referenced this pull request Jul 1, 2024
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Bug: Crashes at the end of startup during first prompt processing
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