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Fix compilaton of bfloat16 on Windows #4415

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Nov 24, 2019
Merged

Fix compilaton of bfloat16 on Windows #4415

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10 changes: 7 additions & 3 deletions 3rdparty/bfloat16/bfloat16.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -60,19 +60,23 @@ void BFloat16Add(const uint16_t* a, const uint16_t* b, uint16_t* dst,
}

extern "C" {
TVM_DLL TVM_DLL uint16_t FloatToBFloat16_wrapper(float in) {
TVM_DLL uint16_t FloatToBFloat16_wrapper(float in);
TVM_DLL float BFloat16ToFloat_wrapper(uint16_t in);
TVM_DLL uint16_t BFloat16Add_wrapper(uint16_t a, uint16_t b);

uint16_t FloatToBFloat16_wrapper(float in) {
uint16_t out;
FloatToBFloat16(&in, &out, 1);
return out;
}

TVM_DLL float BFloat16ToFloat_wrapper(uint16_t in) {
float BFloat16ToFloat_wrapper(uint16_t in) {
float out;
BFloat16ToFloat(&in, &out, 1);
return out;
}

TVM_DLL uint16_t BFloat16Add_wrapper(uint16_t a, uint16_t b) {
uint16_t BFloat16Add_wrapper(uint16_t a, uint16_t b) {
uint16_t out;
BFloat16Add(&a, &b, &out, 1);
return out;
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