ikawrakow/ik_llama.cpp
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Allow quantization of ffn_gate_inp (#896)

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Co-authored-by: Iwan Kawrakow <iwan.kawrakow@gmail.com>
This commit is contained in:
Kawrakow
2025-11-05 10:44:32 +02:00
committed by GitHub
parent 15159a87d4
commit abb966eba1
4 changed files with 19 additions and 2 deletions
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9
examples/quantize/quantize.cpp
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@@ -151,7 +151,7 @@ static bool try_parse_ftype(const std::string & ftype_str_in, llama_ftype & ftyp
//
[[noreturn]]
static void usage(const char * executable) {
printf("usage: %s [--help] [--allow-requantize] [--leave-output-tensor] [--pure] [--imatrix] [--hide-imatrix] [--include-weights] [--exclude-weights] [--output-tensor-type] [--token-embedding-type] [--attn-q-type] [--attn-k-type] [--attn-v-type] [--attn-qkv-type] [--attn-output-type] [--ffn-gate-type] [--ffn-down-type] [--ffn-up-type] [--keep-split] [--override-kv] model-f32.gguf [model-quant.gguf] type [nthreads]\n\n", executable);
printf("usage: %s [--help] [--allow-requantize] [--leave-output-tensor] [--pure] [--imatrix] [--hide-imatrix] [--include-weights] [--exclude-weights] [--output-tensor-type] [--token-embedding-type] [--ffn-gate-inp-type] [--attn-q-type] [--attn-k-type] [--attn-v-type] [--attn-qkv-type] [--attn-output-type] [--ffn-gate-type] [--ffn-down-type] [--ffn-up-type] [--keep-split] [--override-kv] model-f32.gguf [model-quant.gguf] type [nthreads]\n\n", executable);
printf(" --allow-requantize: Allows requantizing tensors that have already been quantized. Warning: This can severely reduce quality compared to quantizing from 16bit or 32bit\n");
printf(" --leave-output-tensor: Will leave output.weight un(re)quantized. Increases model size but may also increase quality, especially when requantizing\n");
printf(" --pure: Disable k-quant mixtures and quantize all tensors to the same type\n");
@@ -161,6 +161,7 @@ static void usage(const char * executable) {
printf(" --exclude-weights tensor_name: use importance matrix for this/these tensor(s)\n");
printf(" --output-tensor-type ggml_type: use this ggml_type for the output.weight tensor.\n");
printf(" --token-embedding-type ggml_type: use this ggml_type for the token_embd.weight tensor.\n\n");
printf(" --ffn-gate-inp-type ggml_type: use this ggml_type for the ffn_gate_inp tensors.\n\n");
printf(" --custom-q regex1=type1,regex2=type2...: use this to specify custom quantization type rules.\n\n");
printf(" --repack Repack all tensors to the corresponding _r4/8 variant if available.\n\n");
printf(" --repack-pattern Comma separated list of regexs to use for matching tensor names to be repacked.\n\n");
@@ -375,6 +376,12 @@ int main(int argc, char ** argv) {
} else {
usage(argv[0]);
}
} else if (strcmp(argv[arg_idx], "--ffn-gate-inp-type") == 0) {
if (arg_idx < argc-1) {
params.ffn_gate_inp_type = parse_ggml_type(argv[++arg_idx]);
} else {
usage(argv[0]);
}
} else if (strcmp(argv[arg_idx], "--attn-q-type") == 0) {
if (arg_idx < argc-1) {
params.attn_q_type = parse_ggml_type(argv[++arg_idx]);