AProjQ4: imatrix-guided Q4_K attention and GPU runtime optimizations

.gitignore

@@ -35,6 +35,8 @@
 /tests/test_mxfp4_dot
 /tests/test_mxfp4_metal
 /tests/test_q4k_dot
+/tests/test_cpu_q4_dense
+/tests/test_quantizer_indexer_q4
 /tests/test_sampling
 /tests/test_web_recovery
 /tests/test_quality_api
@@ -60,8 +62,16 @@
 /tests/test_qwen4_vision
 /tests/test_deepseek4_vision_image
 /tests/test_deepseek41_metal
+/tests/test_deepseek41_q8_bf16
+/tests/test_deepseek41_shared
+/tests/test_deepseek41_qb
+/tests/test_deepseek41_outb
+/tests/test_deepseek41_masks
 /tests/test_deepseek41_cuda
 /tests/test_cuda_q8_rows
+/tests/test_cuda_v41_q4_output
+/tests/test_cuda_v41_hc
+/tests/test_deepseek41_bf16_rhs
 /tests/test_cuda_reductions
 /tests/test_cuda_shared
 /tests/test_cuda_ssd_cache
@@ -71,6 +81,8 @@
 /tests/test_qwen4_ngrams
 /tests/test_qwen4_ngram_state
 /tests/test_deepseek41_graph
+/tests/test_deepseek41_q4_attention
+/tests/test_deepseek41_imatrix_release
 /tests/test_deepseek41_prefill
 /tests/test_deepseek41_cli
 /tests/test_engram
@@ -84,5 +96,58 @@ __pycache__/
 .*.swp
 .DS_Store
 
+# Q4 test and benchmark build products
+/tests/test_ssd_cache
+/tests/test_metal_q4_hc
+/tests/test_metal_decode_defaults
+/tests/test_metal_f16_compressor
+/tests/test_q4_epilogue_host
+/tests/test_q4_prefill_dequant_host
+/tests/test_cuda_q4_prefill_dequant
+/tests/test_rocm_q4_prefill_dequant
+/tests/test_q4_prefill_reduce_host
+/tests/test_q4_prefill_reduce_host_fast
+/tests/test_cuda_q4_prefill_reduce
+/tests/test_rocm_q4_dot_host
+/tests/test_rocm_q4_dot_host_fast
+/tests/test_rocm_q4_lds_host
+/tests/test_rocm_q4_lds_aligned_host
+/tests/test_rocm_q4_lds_aligned_host_fast
+/tests/test_rocm_q4_lds_aligned
+/tests/test_rocm_q4_wmma_load_host
+/tests/test_rocm_q4_qb_epilogue_host
+/tests/test_rocm_q4_qb_epilogue_host_fast
+/tests/test_rocm_q4_qb_epilogue
+/tests/test_rocm_q4_dense_pair
+/tests/test_metal_q4_prefill_pair
+/tests/test_metal_indexer_q4
+/tests/test_metal_q4_attn_out_a_direct
+/tests/test_metal_q4_qb_f16_cache
+/tests/test_metal_q4_qb_token_pair
+/speed-bench/metal_q4_dense_pair_bench
+/speed-bench/metal_q4_prefill_pair_bench
+/speed-bench/metal_q4_mm_tail_cull_bench
+/speed-bench/metal_q4_attn_out_a_direct_bench
+/cuda/mmq/test/test_mmq_parity
+/tests/test_cuda_q4_epilogue
+/speed-bench/rocm_q4_prefill_bench
+/speed-bench/cuda_q4_prefill_bench
+tests/test_deepseek41_publication
+tests/test_deepseek41_epilogues
+
+/tests/test_deepseek41_candidates
+/tests/test_deepseek41_gather
+# Linux TP protocol and ROCm ownership harnesses
+tests/test_tp_linux
+ds4-kernel-v41-tp-attention
+ds4-kernel-v41-tp-moe
+ds4-kernel-v41-tp-gates
+
+/ds4-kernel-v41-tp-mmq
+
+/ds4-kernel-v41-tp-down
+
+/ds4-kernel-v41-tp-bind-failure
+/ds4-kernel-v41-q4-output
 /tests/test_qwen4_conv_parallel
 /tests/test_q8_prefill_variants