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13.8.24. ID Register 8

The TRCIDR8 characteristics are:

Purpose

Returns the maximum speculation depth of the instruction trace stream.

Usage constraints

There are no usage constraints.

Configurations

Available in all configurations.

Attributes

See the register summary in Table 13.3.

Figure 13.26 shows the TRCIDR8 bit assignments.

Figure 13.26. TRCIDR8 bit assignments

Figure 13.26. TRCIDR8 bit assignments

Table 13.27 shows the TRCIDR8 bit assignments.

Table 13.27. TRCIDR8 bit assignments
BitsNameFunction
[31:0]MAXSPEC

The maximum number of P0 elements in the trace stream that can be speculative at any time.

0

Maximum speculation depth of the instruction trace stream.


The TRCIDR8 can be accessed through the external debug interface, offset 0x180.

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