Counter Modes For Profileme Mode; Profileme Mode Pctr_Ctl Input Select Fields - Compaq 21264 Hardware Reference Manual

Performance Counter Support

6.10.3.4 Counter Modes for ProfileMe Mode

Table 6–14 shows the counter modes that are used with ProfileMe mode.
Table 6–14 ProfileMe Mode PCTR_CTL Input Select Fields
SL0[4]
1
1
1
1
Privileged Architecture Library Code
6–24
SL1[3:2] PCTR0
00 Retired instructions
01 Cycle counting
10 Retired instructions
11 Cycle counting
PCTR1
Cycle counting
Inum retire delay
Bcache miss or long latency probes
Mbox replay traps
Alpha 21264/EV67 Hardware Reference Manual