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ggml-cuda: Add generic NVFP4 MMQ kernel (#21074)

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* Introduced NVFP4 generic MMQ kernel

* Added extra FP8 guard, hope to solve ci HIP failure

* Rename tiles and use HIP_FP8_AVAILABLE

* Removed remaning FP8 straggler and added const int

* Const

* Removed DECL_MMQ_CASE artifact

* Removed newline

* Removed space after else

* Changed HIP FP8 NVFP4 conversion gate

* Added new line to bottom of mmq.cu 270

* Removed extra spaces

* Removed single space in front of else on line 814

* Added NVFP4 to generate cu script so HIP can see it, further tightened logic

* Include generated mmq-instance-nvfp4.cu

* Added NVFP4 mmq to HIP Check ignore list

* Update ggml/src/ggml-cuda/mmq.cuh

Changed to Q3_K tile to read MMQ_MMA_TILE_X_K_NVFP4

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

* Update ggml/src/ggml-cuda/mmq.cuh

Changed to Q3_K tile to read MMQ_MMA_TILE_X_K_NVFP4 in tile assert

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

* Update ggml/src/ggml-cuda/mmq.cuh

Added function name ending for end if

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

* Added function names to closing endif

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

---------

Co-authored-by: Johannes Gäßler <johannesg@5d6.de>
This commit is contained in:
Michael Wand
2026-04-01 12:04:58 +02:00
committed by GitHub
co-authored by Johannes Gäßler
parent e1cb817483
commit 84f82e846c
7 changed files with 119 additions and 21 deletions
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ggml/src/ggml-cuda/template-instances/generate_cu_files.py
+1 -1
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@@ -35,7 +35,7 @@ TYPES_MMQ = [
"GGML_TYPE_Q4_0", "GGML_TYPE_Q4_1", "GGML_TYPE_Q5_0", "GGML_TYPE_Q5_1", "GGML_TYPE_Q8_0",
"GGML_TYPE_Q2_K", "GGML_TYPE_Q3_K", "GGML_TYPE_Q4_K", "GGML_TYPE_Q5_K", "GGML_TYPE_Q6_K",
"GGML_TYPE_IQ2_XXS", "GGML_TYPE_IQ2_XS", "GGML_TYPE_IQ2_S", "GGML_TYPE_IQ3_XXS", "GGML_TYPE_IQ3_S",
"GGML_TYPE_IQ1_S", "GGML_TYPE_IQ4_NL", "GGML_TYPE_IQ4_XS", "GGML_TYPE_MXFP4"
"GGML_TYPE_IQ1_S", "GGML_TYPE_IQ4_NL", "GGML_TYPE_IQ4_XS", "GGML_TYPE_MXFP4", "GGML_TYPE_NVFP4"
]
SOURCE_MMQ = """// This file has been autogenerated by generate_cu_files.py, do not edit manually.
ggml/src/ggml-cuda/template-instances/mmq-instance-nvfp4.cu
+5
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@@ -0,0 +1,5 @@
// This file has been autogenerated by generate_cu_files.py, do not edit manually.
#include "../mmq.cuh"
DECL_MMQ_CASE(GGML_TYPE_NVFP4);