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#pragma once
#include <c10/macros/Macros.h>
#include <cstdint>
namespace c10 {
// Structure used to pack all the thread local boolean
// flags used by autograd
struct C10_API AutogradState {
static AutogradState& get_tls_state();
static void set_tls_state(AutogradState state);
AutogradState(bool grad_mode, bool inference_mode, bool fw_grad_mode)
: grad_mode_(grad_mode),
inference_mode_(inference_mode),
fw_grad_mode_(fw_grad_mode) {}
void set_grad_mode(bool enabled) {
grad_mode_ = enabled;
}
void set_fw_grad_mode(bool enabled) {
fw_grad_mode_ = enabled;
}
void set_inference_mode(bool enabled) {
inference_mode_ = enabled;
}
bool get_grad_mode() const {
return grad_mode_;
}
bool get_fw_grad_mode() const {
return fw_grad_mode_;
}
bool get_inference_mode() const {
return inference_mode_;
}
private:
bool grad_mode_ : 1;
bool inference_mode_ : 1;
bool fw_grad_mode_ : 1;
};
} // namespace c10
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