C++ write your own stream class - part 1a: the cost of objects can be zero (embedded friendly C++)/technologies/code_exchange/b/blog/posts/c-write-your-own-stream-class---part-1a-the-cost-of-objects-can-be-zero-embedded-friendly-cI wrote a little output stream class in a previous post: C++ write your own stream class - part 1: output stream initial design (embedded friendly C++) . In this post, I&#39;m adding an input stream, and an input / output stream that&#39;s su...en-USTelligent Community 12RE: C++ write your own stream class - part 1a: the cost of objects can be zero (embedded friendly C++)https://community.element14.com/technologies/code_exchange/b/blog/posts/c-write-your-own-stream-class---part-1a-the-cost-of-objects-can-be-zero-embedded-friendly-cThu, 13 Nov 2025 20:38:25 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:9eae9fa2-f977-4d6e-8447-95f82795e6aeDAB0<p>Nice update Jan.</p><img src="https://community.element14.com/aggbug?PostID=29353&AppID=74&AppType=Weblog&ContentType=0" width="1" height="1">RE: C++ write your own stream class - part 1a: the cost of objects can be zero (embedded friendly C++)https://community.element14.com/technologies/code_exchange/b/blog/posts/c-write-your-own-stream-class---part-1a-the-cost-of-objects-can-be-zero-embedded-friendly-cThu, 13 Nov 2025 17:46:04 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:9eae9fa2-f977-4d6e-8447-95f82795e6aeJan Cumps0<p>In case you want to embark on a RISC vs ARM tangent: this post is not about that.<br />It&#39;s a comparison about C++ and C designs, and a check: are C++ constructs too expensive for microcontrollers (any)?</p> <p></p> <p>I&#39;d be interested into a GCC vs other toolchains battle though ...</p><img src="https://community.element14.com/aggbug?PostID=29353&AppID=74&AppType=Weblog&ContentType=0" width="1" height="1">RE: C++ write your own stream class - part 1a: the cost of objects can be zero (embedded friendly C++)https://community.element14.com/technologies/code_exchange/b/blog/posts/c-write-your-own-stream-class---part-1a-the-cost-of-objects-can-be-zero-embedded-friendly-cThu, 13 Nov 2025 16:38:29 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:9eae9fa2-f977-4d6e-8447-95f82795e6aeJan Cumps0<p>I added the RISC-V assembler:</p> <p>[embed:dc8ab71f-3b98-42d9-b0f6-e21e02a0f8e2:2ff237af-4343-4f39-b075-b5fadb28a4fe:type=text&text=main%3A%0A%20%20%20%20%20%20%20%20addi%20%20%20%20sp%2Csp%2C-16%0A%20%20%20%20%20%20%20%20li%20%20%20%20%20%20a5%2C53%0A%20%20%20%20%20%20%20%20sb%20%20%20%20%20%20a5%2C15%28sp%29%0A%20%20%20%20%20%20%20%20li%20%20%20%20%20%20a0%2C0%0A%20%20%20%20%20%20%20%20addi%20%20%20%20sp%2Csp%2C16%0A%20%20%20%20%20%20%20%20jr%20%20%20%20%20%20ra]</p><img src="https://community.element14.com/aggbug?PostID=29353&AppID=74&AppType=Weblog&ContentType=0" width="1" height="1">