System Debug Reference Manual (32650-90888)

Appendix D 547

Reserved Variables/Functions

D Reserved Variables/Functions

The following lists the reserved names for the predeﬁned environment variables (env) and

functions (func).

Table D-1. Predeﬁned Environment Variables and Functions

Name Type Description

abstolog func : lcptr CM absolute address to logical address

arg0..arg3 env : u32 argument registers

asc func : str converts an expression to an ASCII string

ascc func : str coerces an expression to an ASCII string

autoignore env : bool ignores errors on every command

autorepeat env : bool repeat last command with carriage return

bin func : u32 converts an ASCII string to a number

bitd func : u32 bit deposit

bitx func : u32 bit extract

bool func : bool coerces an expression to BOOL type

bound func : str tests for current deﬁnition of an operand

btow func : s16 converts a CM byte offset to a word offset

ccode env : str condition code

ccr env : u32 coprocessor conﬁguration register

changes env : str video enhancements for changed window values

checkpstate env : bool controls process state veriﬁcation

cir env : u16 current instruction register

cisetvar func : bool sets a new value for a CI variable

civar func : any returns current value of a CI variable

cmaddr func : lcptr logical address of a speciﬁed CM procedure

cmbpaddr func : lcptr logical address of a CM breakpoint index

cmbpindex func : u16 index number of CM breakpoint at address

cmbpinstr func : s16 CM instruction at CM breakpoint address

cmdlinesubs env : bool enables/disables command line substitutions

cmdnum env : u32 current command number