upstream-archive/stable-diffusion.cpp
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sync: update ggml

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leejet
2024-11-23 13:29:32 +08:00
parent b5f4932696
commit c3eeb669cd
5 changed files with 18 additions and 20 deletions
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13
model.cpp
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@@ -13,6 +13,7 @@
#include "ggml-alloc.h"
#include "ggml-backend.h"
#include "ggml-cpu.h"
#include "ggml.h"
#include "stable-diffusion.h"
@@ -733,25 +734,25 @@ void convert_tensor(void* src,
if (src_type == GGML_TYPE_F16) {
ggml_fp16_to_fp32_row((ggml_fp16_t*)src, (float*)dst, n);
} else {
auto qtype = ggml_internal_get_type_traits(src_type);
if (qtype.to_float == NULL) {
auto qtype = ggml_get_type_traits(src_type);
if (qtype->to_float == NULL) {
throw std::runtime_error(format("type %s unsupported for integer quantization: no dequantization available",
ggml_type_name(src_type)));
}
qtype.to_float(src, (float*)dst, n);
qtype->to_float(src, (float*)dst, n);
}
} else {
// src_type == GGML_TYPE_F16 => dst_type is quantized
// src_type is quantized => dst_type == GGML_TYPE_F16 or dst_type is quantized
auto qtype = ggml_internal_get_type_traits(src_type);
if (qtype.to_float == NULL) {
auto qtype = ggml_get_type_traits(src_type);
if (qtype->to_float == NULL) {
throw std::runtime_error(format("type %s unsupported for integer quantization: no dequantization available",
ggml_type_name(src_type)));
}
std::vector<char> buf;
buf.resize(sizeof(float) * n);
char* src_data_f32 = buf.data();
qtype.to_float(src, (float*)src_data_f32, n);
qtype->to_float(src, (float*)src_data_f32, n);
if (dst_type == GGML_TYPE_F16) {
ggml_fp32_to_fp16_row((float*)src_data_f32, (ggml_fp16_t*)dst, n);
} else {