known as an execution stack, program stack, control stack, run-time stack, or machine stack, and is often shortened to simply the "stack". Although maintenance...
26 KB (3,569 words) - 13:03, 2 October 2024
top of the stack, and is fixed at the other end, the bottom. A stack may be implemented as, for example, a singly linked list with a pointer to the top...
39 KB (4,632 words) - 12:02, 6 September 2024
keep track of other stack(s). In 8086, the main stack register is called "stack pointer" (SP). The stack segment register (SS) is usually used to store...
7 KB (905 words) - 02:38, 29 March 2024
In software, a stack overflow occurs if the call stack pointer exceeds the stack bound. The call stack may consist of a limited amount of address space...
11 KB (961 words) - 00:07, 27 June 2024
stack and frame pointers need to be managed (with fixed-size stack frames, the stack pointer is redundant due to multiplying the stack frame pointer by...
8 KB (1,027 words) - 21:17, 5 January 2024
of the frame pointer is stored, which is used to restore the stack frame when the subroutine ends. Options include within the call stack, or in a specific...
33 KB (4,158 words) - 22:31, 12 July 2024
reverse ; (some compilers may subtract the required space from the stack pointer, ; then write each argument directly, see below. ; The 'enter' instruction...
42 KB (4,715 words) - 09:05, 9 October 2024
Processor register (redirect from Pointer register)
exist. The stack pointer is used to manage the run-time stack. Rarely, other data stacks are addressed by dedicated address registers (see stack machine)...
36 KB (1,776 words) - 06:55, 15 October 2024
the stack pointer is a non-empty value, and the TOS cache register is always kept hot. Typical Java interpreters do not buffer the top-of-stack this...
48 KB (5,809 words) - 08:41, 15 May 2024
word pointer first appeared in print as a stack pointer in a technical memorandum by the System Development Corporation. In computer science, a pointer is...
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Task state segment (redirect from Interrupt Stack Table)
the TSS: Processor register state I/O port permissions Inner-level stack pointers Previous TSS link All this information should be stored at specific...
10 KB (1,526 words) - 01:36, 28 August 2023
this group. The stack is a region of memory and an associated ‘stack pointer’, which points to the bottom of the stack. The stack pointer is decremented...
54 KB (6,904 words) - 12:57, 16 October 2024
zone is a fixed-size area in a function's stack frame below (for a push-down stack) the current stack pointer that is reserved and safe to use. It is most...
3 KB (321 words) - 19:47, 21 February 2023
original SP, now known as SPL for Stack Pointer Low, to produce a 16-bit pointer to the bottom of the stack. This allows the stack to grow much larger than the...
19 KB (2,145 words) - 17:36, 9 October 2024
memory explicitly or by destroying the stack frame on return does not alter associated pointers. The pointer still points to the same location in memory...
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architecture has a base pointer (also known as frame pointer) and a stack pointer: Pushes current base pointer onto the stack, so it can be restored later...
5 KB (643 words) - 19:58, 5 January 2024
the stack buffer overflow problem because any overflow of a stack buffer that occurs within the same stack frame cannot overwrite the return pointer. However...
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Data segment (section Stack)
the stack. The stack segment traditionally adjoined the heap segment and they grew towards each other; when the stack pointer met the heap pointer, free...
7 KB (934 words) - 03:53, 21 May 2023
random-access memory. It has an enhanced instruction set and a 16-bit stack pointer, as well as several new electrical signals for improved system hardware...
29 KB (2,988 words) - 03:59, 16 July 2024
Identifier: Unique id (tid) is assigned to every new thread Stack pointer: Points to thread's stack in the process Program counter: Points to the current program...
2 KB (192 words) - 09:28, 8 July 2024
Buffer overflow (redirect from Pointer protection)
attacker will find a pointer to the vulnerable stack buffer and compute the location of their shellcode relative to that pointer. The attacker will then...
46 KB (5,071 words) - 14:42, 17 July 2024
either privileged or unprivileged. Whether the Main Stack Pointer (MSP) or Process Stack Pointer (PSP) is used can also be specified in CONTROL register...
141 KB (13,683 words) - 17:11, 15 October 2024
Segmentation fault (redirect from Null pointer dereference)
be corrected by using an array instead of a character pointer, as this allocates memory on stack and initializes it to the value of the string literal:...
19 KB (2,433 words) - 06:50, 22 April 2024
Return-oriented programming (redirect from Pointer authentication)
value at the top of the stack, and sets the instruction pointer to that value, and secondly, it increases the stack pointer value by four (equivalent...
31 KB (3,847 words) - 23:54, 2 October 2024
supervisor mode can also save the user stack pointer A7, which would total 8 address registers. However, the dual stack pointer (A7 and supervisor-mode A7') design...
67 KB (7,214 words) - 23:10, 12 October 2024
stack over Γ, bottom which is true for tree stacks whose stack pointer points to the bottom symbol, and equals(γ) which is true for some tree stack (t...
8 KB (876 words) - 03:22, 5 April 2023
in the stack (A → C). The compare-and-swap succeeds in swapping `head` with `B`, and the result is that the stack now contains garbage (a pointer to the...
6 KB (731 words) - 06:19, 17 August 2024
the kernel stack to retrieve information about the state of the new process. CPU state information including the registers, stack pointer, and program...
15 KB (1,962 words) - 09:04, 8 October 2024
X86 (redirect from Base pointer)
arrays) SP/ESP/RSP: Stack pointer for top address of the stack. BP/EBP/RBP: Stack base pointer for holding the address of the current stack frame. SI/ESI/RSI:...
105 KB (10,737 words) - 09:08, 9 October 2024
Buffer overflow protection (redirect from Stack-Smashing Protector)
patches for stack-smashing protection, known as ProPolice. It improved on the idea of StackGuard by placing buffers after local pointers and function...
25 KB (2,836 words) - 15:32, 23 August 2024