Reference External Symbol. Freescale Semiconductor sc100

Freescale Semiconductor, Inc.

SC_Assem.book Page 154 Thursday, September 23, 2004 10:44 AM

Assembler Directives

Descriptions

XREF Reference External Symbol

For COFF mode only, makes symbols defined elsewhere valid in the current section.

XREF symbol[,symbol,...]

Parameter

symbol

Symbol to be valid in the current section. The symbol definition must be outside any section, or must be declared global by an XDEF directive. Commas without spaces must separate multiple symbol values.

Remarks

This directive pertains to COFF mode only; ELF mode does not support this directive.

This directive must appear between SECTION and ENDSEC directives; it must precede any references to the specified symbols.

You may not use a label with this directive.

Related Directives

SECTION, XDEF

Example

SECTION FILTER

XREF AA,CC,DD

.

.

.

ENDSEC

; Symbols valid in this section

154 SC100 Assembler User Guide

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