Intel ITANIUM ARCHITECTURE - SOFTWARE DEVELOPERS MANUAL VOLUME 1 REV 2.3 Manual page 1245

Table 4-44.
Opcode
Bits 40:37
1
Table 4-45.
Opcode
Bits
40:37
1
4.4.10.1 Probe – Register
40
M38
Instruction
probe.r
probe.w
3:346
Opcode 1 System/Memory Management 3-bit Opcode
Extensions
x
3
Bits
35:33
0
1
2
3
4
5
6
7
Opcode 1 System/Memory Management 6-bit Opcode
Extensions
x
3
Bits
Bits
35:33
30:27
0
0 mov to rr
mov to dbr
1
mov to ibr
2
mov to pkr
3
4 mov to pmc
5 mov to pmd
6
0
7
8
9 ptc.l M45
A ptc.g M45
B ptc.ga
C ptr.d M45
D ptr.i M45
E itr.d M42
F itr.i M42
37 36 35 33 32
1 x x
3 6
4 1 3 6
Operands
r = r , r
1 3 2
System/Memory Management 6-bit Ext
chk.s.m – int
chk.s – fp
alloc
x
6
Bits 32:31
1
M42 mov from rr M43
M42 mov from dbr M43
M42 mov from ibr M43
M42 mov from pkr M43
M42 mov from pmc M43
M42 mov from pmd M43
mov from cpuid M43
probe.r – imm M39
2
probe.w – imm M39
2
thash M46
M45 ttag M46
tpa M46
tak M46
27 26 20 19
r
3
7
Opcode
1
(Table 4-45)
M20
M21
M34
2
mov from psr.um probe.rw.fault –
M36
mov.m from ar M31
probe.w.fault –
mov from cr M33
mov from psr M36
mov to psr.um M35
mov.m to ar M29
mov to cr M32
mov to psr.l M35
itc.d M41
itc.i M41
13 12 6 5
r r
2 1
7 7
Extension
x x
3
38
0
39
Volume 3: Instruction Formats
3
fc M28
imm M40
2
probe.r.fault –
imm M40
2
imm M40
2
ptc.e M47
probe.r M38
probe.w M38
0
qp
6
6