, , . CPU x86 (, , , EDX, ESI, EDI, ESP ), (CS, DS, ES, SS, FS GS), () EIP (EFLAGS). , , , . , . 6.1, 32-. , 32- . , , FS, (TIB), . , , . .
6.1.
32- |
16- |
( 0-7) |
( 8-1 5) |
|
|
|
AL |
|
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|
|
BL |
|
|
|
|
CL |
|
|
EDX |
DX |
DL |
DH |
32 64- |
ESI |
SI |
|
|
|
EDI |
DI |
|
|
|
ESP |
SP |
|
|
. , , |
EBP |
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/. |
EFLAGS . EFLAGS , . , ZF (Zero Flag ) 1, (0). 4 CPU (single-step mode), TF (Trap Rag ) EFLAGS. . 6.1 Registers Visual C++. Registers EFLAGS EFL. , Registers . Registers Floating-Point Registers .
. 6.2 , Registers. , Visual C++ , , Visual C++, Intel, Intel .
. 6.1. Registers Visual C++
Registers : EFL ( , ). . : New Text File ( Standard) . ( ) Registers , .
6.2. Registers
Registers |
|
Intel |
|
OV |
Overflow Flag ( ) |
OF |
1, |
UP |
Direction Flag ( ) |
DF |
1, (). 0 , : () |
El |
Interrupt Enable Flag ( ) |
IF |
1, . (1) |
PL |
Sign Flag ( ) |
SF |
() . 0 1 |
ZR |
Zero Flag ( ) |
ZF |
1, 0 (). |
AC |
Auxiliary Carry Flag ( ) |
AF |
1, - (BCD) |
PE |
Parity Flag ' ( ) |
PF |
1, () , 1 |
CY |
Carry Flag ( ) |
CF |
1, () . 1 |
Registers . ( ) .
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