issue/68/fix 使用utils中的cast函数

src/infiniop-test/include/utils.hpp

@@ -7,43 +7,10 @@
 
 #define CHECK_OR(cmd, action) CHECK_API_OR(cmd, INFINI_STATUS_SUCCESS, action)
 
-inline float f16_to_f32(uint16_t h) {
-    uint32_t sign = (h & 0x8000) << 16;
-    int32_t exponent = (h >> 10) & 0x1F;
-    uint32_t mantissa = h & 0x3FF;
-
-    uint32_t f32;
-    if (exponent == 31) {
-        if (mantissa != 0) {
-            f32 = sign | 0x7F800000 | (mantissa << 13);
-        } else {
-            f32 = sign | 0x7F800000;
-        }
-    } else if (exponent == 0) {
-        if (mantissa == 0) {
-            f32 = sign;
-        } else {
-            exponent = -14;
-            while ((mantissa & 0x400) == 0) {
-                mantissa <<= 1;
-                exponent--;
-            }
-            mantissa &= 0x3FF;
-            f32 = sign | ((exponent + 127) << 23) | (mantissa << 13);
-        }
-    } else {
-        f32 = sign | ((exponent + 127 - 15) << 23) | (mantissa << 13);
-    }
-
-    float result;
-    memcpy(&result, &f32, sizeof(result));
-    return result;
-}
-
 inline double getVal(void *ptr, GGML_TYPE ggml_type) {
     switch (ggml_type) {
     case GGML_TYPE_F16:
-        return f16_to_f32(*(uint16_t *)ptr);
+        return utils::cast<double>(*(fp16_t *)ptr);
     case GGML_TYPE_F32:
         return *(float *)ptr;
     case GGML_TYPE_F64:

src/infiniop-test/src/tensor.cpp

@@ -20,11 +20,11 @@ void printData(const T *data, const std::vector<size_t> &shape, const std::vecto
 }
 
 template <>
-void printData(const uint16_t *data, const std::vector<size_t> &shape,
+void printData(const fp16_t *data, const std::vector<size_t> &shape,
                const std::vector<ptrdiff_t> &strides, size_t dim) {
     if (dim == shape.size() - 1) {
         for (size_t i = 0; i < shape[dim]; i++) {
-            std::cout << f16_to_f32(*(data + i * strides[dim])) << " ";
+            std::cout << utils::cast<float>(*(data + i * strides[dim])) << " ";
         }
     } else if (dim < shape.size() - 1) {
         for (size_t i = 0; i < shape[dim]; i++) {
@@ -177,7 +177,7 @@ void Tensor::debug() const {
     std::cout << "Tensor: " << tensor->info() << std::endl;
     switch (_ggml_type) {
     case GGML_TYPE_F16:
-        printData((uint16_t *)(tensor->data()), _shape, _strides, 0);
+        printData((fp16_t *)(tensor->data()), _shape, _strides, 0);
         break;
     case GGML_TYPE_F32:
         printData((float *)(tensor->data()), _shape, _strides, 0);