Non-Blocking Writes - 2021.2 English

Vitis High-Level Synthesis User Guide (UG1399)

Document ID
UG1399
ft:locale
English (United States)
Release Date
2021-12-15
Version
2021.2 English

This method attempts to push variable src_var into the stream my_stream, returning a boolean true if successful. Otherwise, false is returned and the queue is unaffected.

// Usage of void write_nb(const T & wdata)

hls::stream<int> my_stream;
int src_var = 42;

if (my_stream.write_nb(src_var)) {
 // Perform standard operations
 ...
} else {
 // Write did not occur
 return;
}