MCUXpresso IDE中的主题 How to know what has been optimized https://community.nxp.com/t5/MCUXpresso-IDE/How-to-know-what-has-been-optimized/m-p/909802#M4002 <HTML><HEAD></HEAD><BODY><P>I wrote a program using MCUXpresso.</P><P></P><P>I found my code performs quite differently in different optimization settings. Is there any way to know what has been optimized while compiling the program?&nbsp;</P><P></P><P>Environment:</P><P>IDE: MCUXpresso 10.3.1</P><P>Compiler: arm-none-eabi-gcc</P></BODY></HTML> Mon, 27 May 2019 08:33:55 GMT da_chen 2019-05-27T08:33:55Z How to know what has been optimized https://community.nxp.com/t5/MCUXpresso-IDE/How-to-know-what-has-been-optimized/m-p/909802#M4002 <HTML><HEAD></HEAD><BODY><P>I wrote a program using MCUXpresso.</P><P></P><P>I found my code performs quite differently in different optimization settings. Is there any way to know what has been optimized while compiling the program?&nbsp;</P><P></P><P>Environment:</P><P>IDE: MCUXpresso 10.3.1</P><P>Compiler: arm-none-eabi-gcc</P></BODY></HTML> Mon, 27 May 2019 08:33:55 GMT https://community.nxp.com/t5/MCUXpresso-IDE/How-to-know-what-has-been-optimized/m-p/909802#M4002 da_chen 2019-05-27T08:33:55Z Re: How to know what has been optimized https://community.nxp.com/t5/MCUXpresso-IDE/How-to-know-what-has-been-optimized/m-p/909803#M4003 <HTML><HEAD></HEAD><BODY><P>This describes the optimisation levels</P><P><A class="link-titled" href="https://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html" title="https://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html">Using the GNU Compiler Collection (GCC): Optimize Options</A>&nbsp;</P><P>(Also available in the docs supplied with MCUXpresso)</P></BODY></HTML> Mon, 27 May 2019 15:18:42 GMT https://community.nxp.com/t5/MCUXpresso-IDE/How-to-know-what-has-been-optimized/m-p/909803#M4003 converse 2019-05-27T15:18:42Z