Labels In Assembly Code; Parallel Bars In Assembly Code; Labels; Parallel Bars - Texas Instruments TMS320C6000 Programmer's Manual

Labels / Parallel Bars

5.1 Labels

Figure 5–1. Labels in Assembly Code

5.2 Parallel Bars

Figure 5–2. Parallel Bars in Assembly Code
5-2
A label identifies a line of code or a variable and represents a memory address
that contains either an instruction or data.
Figure 5–1 shows the position of the label in a line of assembly code. The colon
following the label is optional.
label: parallel bars
Labels must meet the following conditions:
The first character of a label must be a letter or an underscore ( _ ) followed
by a letter.
The first character of the label must be in the first column of the text file.
Labels can include up to 32 alphanumeric characters.
An instruction that executes in parallel with the previous instruction signifies
this with parallel bars (||). This field is left blank for an instruction that does not
execute in parallel with the previous instruction.
label: parallel bars
[condition] instruction unit
[condition] instruction unit
operands ; comments
operands ; comments