C51: FLOATING POINT LIBRARY ROUTINES REGISTER USAGE

Information in this article applies to:

• C51 Version 5.50

QUESTION

Do the floating-point library routines use the registers?

ANSWER

Yes. In fact, they only use the registers. They use the registerbank that is currently selected at the time the library routine is called.

MORE INFORMATION

• Refer to Floating-point Numbers in the Cx51 User's Guide.

SEE ALSO

• C51: SUPPORT FOR FLOATING-POINT NUMBERS
• GENERAL: WHAT IS A FLOATING-POINT OPERATION?
• GENERAL: FLOATING-POINT STANDARD
• C51: WHAT ARE THE LIMITS FOR FLOATING-POINT NUMBERS?
• C51: FLOATING-POINT REENTRANCY IN ISR?

Last Reviewed: Friday, July 15, 2005