topic CodeWarrior 8- & 16-bit tools: Stack Pointer Register Initialization in CodeWarrior for MCU https://community.nxp.com/t5/CodeWarrior-for-MCU/CodeWarrior-8-16-bit-tools-Stack-Pointer-Register-Initialization/m-p/124946#M137 <HTML><HEAD></HEAD><BODY><DIV> </DIV><DIV><SPAN style="color: #ff0000;">To help you find solutions to problems that have already been solved, we have posted this message. It contains an entire topic ported from a separate forum. The original message and all replies are in this single message.</SPAN></DIV><DIV>&nbsp;</DIV><P><STRONG>Posted: Jul 20, 2004 - 09:24 AM&nbsp;&nbsp;&nbsp;</STRONG></P><P>&nbsp;</P><P>Trying to learn how to initialize the SP register in assembly code. The linker parameter file can define STACKTOP but I can't see how to pass that to an LDS #LABEL in the assembler code. Have been looking for the C startup code INIT_SP_FROM_STARTUP_DESC(); to see how it is done there but can't find it.</P><P>Can anybody tell me where to find that code?<BR /></P><P>Cheers.</P><P><STRONG>Posted: Jul 20, 2004 - 04:47 PM&nbsp;&nbsp;&nbsp;</STRONG></P><P><BR />Look at file hidef.h in installation \lib\HC08c\include directory. the macro INIT_SP_FROM_STARTUP_DESC() is defined there.</P><P>Ron</P><P>_________________<BR />Ron Liechty<BR />Ombudsman for Metrowerks<BR /></P><DIV>&nbsp;</DIV></BODY></HTML> Sat, 28 Jan 2006 02:08:48 GMT marc_paquette 2006-01-28T02:08:48Z CodeWarrior 8- & 16-bit tools: Stack Pointer Register Initialization https://community.nxp.com/t5/CodeWarrior-for-MCU/CodeWarrior-8-16-bit-tools-Stack-Pointer-Register-Initialization/m-p/124946#M137 <HTML><HEAD></HEAD><BODY><DIV> </DIV><DIV><SPAN style="color: #ff0000;">To help you find solutions to problems that have already been solved, we have posted this message. It contains an entire topic ported from a separate forum. The original message and all replies are in this single message.</SPAN></DIV><DIV>&nbsp;</DIV><P><STRONG>Posted: Jul 20, 2004 - 09:24 AM&nbsp;&nbsp;&nbsp;</STRONG></P><P>&nbsp;</P><P>Trying to learn how to initialize the SP register in assembly code. The linker parameter file can define STACKTOP but I can't see how to pass that to an LDS #LABEL in the assembler code. Have been looking for the C startup code INIT_SP_FROM_STARTUP_DESC(); to see how it is done there but can't find it.</P><P>Can anybody tell me where to find that code?<BR /></P><P>Cheers.</P><P><STRONG>Posted: Jul 20, 2004 - 04:47 PM&nbsp;&nbsp;&nbsp;</STRONG></P><P><BR />Look at file hidef.h in installation \lib\HC08c\include directory. the macro INIT_SP_FROM_STARTUP_DESC() is defined there.</P><P>Ron</P><P>_________________<BR />Ron Liechty<BR />Ombudsman for Metrowerks<BR /></P><DIV>&nbsp;</DIV></BODY></HTML> Sat, 28 Jan 2006 02:08:48 GMT https://community.nxp.com/t5/CodeWarrior-for-MCU/CodeWarrior-8-16-bit-tools-Stack-Pointer-Register-Initialization/m-p/124946#M137 marc_paquette 2006-01-28T02:08:48Z