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gguf: add option to not check tensor data #6582

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Merged
merged 1 commit into from
Apr 10, 2024
Merged

gguf: add option to not check tensor data #6582

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15 changes: 11 additions & 4 deletions examples/gguf/gguf.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -142,7 +142,7 @@ static bool gguf_ex_read_0(const std::string & fname) {
}

// read and create ggml_context containing the tensors and their data
static bool gguf_ex_read_1(const std::string & fname) {
static bool gguf_ex_read_1(const std::string & fname, bool check_data) {
struct ggml_context * ctx_data = NULL;

struct gguf_init_params params = {
Expand Down Expand Up @@ -206,7 +206,7 @@ static bool gguf_ex_read_1(const std::string & fname) {
printf("\n\n");

// check data
{
if (check_data) {
const float * data = (const float *) cur->data;
for (int j = 0; j < ggml_nelements(cur); ++j) {
if (data[j] != 100 + i) {
Expand All @@ -229,9 +229,16 @@ static bool gguf_ex_read_1(const std::string & fname) {

int main(int argc, char ** argv) {
if (argc < 3) {
printf("usage: %s data.gguf r|w\n", argv[0]);
printf("usage: %s data.gguf r|w [n]\n", argv[0]);
printf("r: read data.gguf file\n");
printf("w: write data.gguf file\n");
printf("n: no check of tensor data\n");
return -1;
}
bool check_data = true;
if (argc == 4) {
check_data = false;
}

const std::string fname(argv[1]);
const std::string mode (argv[2]);
Expand All @@ -242,7 +249,7 @@ int main(int argc, char ** argv) {
GGML_ASSERT(gguf_ex_write(fname) && "failed to write gguf file");
} else if (mode == "r") {
GGML_ASSERT(gguf_ex_read_0(fname) && "failed to read gguf file");
GGML_ASSERT(gguf_ex_read_1(fname) && "failed to read gguf file");
GGML_ASSERT(gguf_ex_read_1(fname, check_data) && "failed to read gguf file");
}

return 0;
Expand Down
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