.stabx Pseudo-op

Assembler Language Reference

.stabx Pseudo-op

Purpose

Provides additional information required by the debugger.

Syntax

.stabx

StringConstant,Expression1,Expression2,Expression3

Description

The .stabx pseudo-op provides additional information required by the debugger. The assembler places the StringConstant argument, which provides required stabstring information for the debugger, in the .debug section.

The .stabx pseudo-op is customarily inserted by a compiler.

Parameters

StringConstant	Provides required Stabstring information to the debugger.
Expression1	Represents the symbol value of the character string. This value is storage mapping class dependent. For example, if the storage mapping class is C_LSYM, the value is the offset related to the stack frame. If the storage mapping class is C_FUN, the value is the offset within the containing control section (csect).
Expression2	Represents the storage class of the character string.
Expression3	Represents the symbol type of the character string.

Examples

The following example illustrates the use of the .stabx pseudo-op:

.stabx "INTEGER:t2=-1",0,140,4

Related Information

Pseudo-ops Overview.

Debug Section in the XCOFF Object (a.out) File Format.

The .function pseudo-op.