Position-independent code: Revision history

21 April 2025

• curprev 01:2101:21, 21 April 2025 Citation bot talk contribs 27,290 bytes +36 Add: publisher, date. | Use this bot. Report bugs. | Suggested by Dominic3203 | Category:Computer file formats | #UCB_Category 25/326 undo

20 April 2025

• curprev 19:0019:00, 20 April 2025 Tule-hog talk contribs 27,254 bytes −4 Partial revert of Special:Diff/1286572586 by Tule-hog - lk previously rm'd undo
• curprev 18:5618:56, 20 April 2025 Tule-hog talk contribs 27,258 bytes +341 →Top: mention position-dependent code w ref undo

27 March 2025

• curprev 07:3707:37, 27 March 2025 Guy Harris talk contribs 26,917 bytes −428 →SunOS 4.x and ELF: Skip instruction-set-specific details. (For one thing, 68k supports PC-relative addressing, but that's not what SunOS 4.x or SVR4 used for GOT entry loads, they used %a5 and loaded it in the function prologue.) Give the Sun paper, and some SV ABI documents as references. undo
• curprev 06:5906:59, 27 March 2025 Guy Harris talk contribs 27,345 bytes +38 →SunOS 4.x and ELF: ce, refer to the entire Motorola 68000 series rather than just the Motorola 68000 member of that series (Sun had 68010-based and 68020-based machines that ran SunOS 4, but no 68000-based machines). undo
• curprev 06:5106:51, 27 March 2025 Guy Harris talk contribs 27,307 bytes +980 →SunOS 4.x and ELF: Try to give a more detailed explanation of position-independent code to load a GOT entry. undo

24 March 2025

• curprev 17:5817:58, 24 March 2025 Guy Harris talk contribs 26,327 bytes +2 →SunOS 4.x and ELF: ce undo

23 February 2025

• curprev 12:3312:33, 23 February 2025 AnomieBOT talk contribs m 26,325 bytes +19 Dating maintenance tags: {{Citation needed}} undo
• curprev 10:3310:33, 23 February 2025 WhyNotHugo talk contribs 26,306 bytes +19 →SunOS 4.x and ELF: Missing citation for this section undo
• curprev 10:3210:32, 23 February 2025 WhyNotHugo talk contribs m 26,287 bytes −3 →SunOS 4.x and ELF: grammar undo

11 February 2025

• curprev 14:1514:15, 11 February 2025 89.37.121.170 talk 26,290 bytes +25 No edit summary undo

29 January 2025

• curprev 18:4018:40, 29 January 2025 Guy Harris talk contribs 26,265 bytes +118 →References: Use {{cite book}} for those references, and give both the title for the book and for the chapter being cited, to make it more obvious from looking at the reference text in the article why they're relevant to the topic. undo
• curprev 18:3518:35, 29 January 2025 Guy Harris talk contribs 26,147 bytes −17 →References: Those are dangling references, so remove the <ref> tags, so they're at least more visible than some random [NNN] items at the top of the References section. undo
• curprev 18:3018:30, 29 January 2025 Guy Harris talk contribs 26,164 bytes +99 Put back two templates removed without comment. undo
• curprev 11:0811:08, 29 January 2025 Khcaliy talk contribs m 26,065 bytes +205 added two citation from oracle and intel documentation undo

25 September 2024

• curprev 05:1105:11, 25 September 2024 Citation bot talk contribs 25,860 bytes +35 Altered pages. Added doi. Formatted dashes. | Use this bot. Report bugs. | Suggested by Dominic3203 | Category:Operating system technology | #UCB_Category 35/91 undo

23 July 2024

• curprev 14:0214:02, 23 July 2024 Chatul talk contribs 25,825 bytes +37 Definition; absolute code links to the irrelevant page Memory address undo

22 July 2024

• curprev 14:3914:39, 22 July 2024 Chatul talk contribs 25,788 bytes +583 →History: base-and-bound, B5000, external data, 360/67 undo
• curprev 13:5213:52, 22 July 2024 Chatul talk contribs 25,205 bytes +809 →Multics: references undo

23 June 2024

• curprev 21:0021:00, 23 June 2024 Guy Harris talk contribs 24,396 bytes +35 →SunOS 4.x and ELF: List the instruction sets that actually implemented SunOS 4.x/ELF shared libraries first, with the other ISAs that also happen to implement PC-relative addressing listed later. Add newer versions of z/Architecture as supporting it as well (PC-relative branches and loads). undo
• curprev 20:5420:54, 23 June 2024 Guy Harris talk contribs 24,361 bytes +368 →SunOS 4.x and ELF: Cite the Gingell *et al* paper on SunOS 4.x shared libraries. undo
• curprev 20:1620:16, 23 June 2024 Guy Harris talk contribs 23,993 bytes +6 →SunOS 4.x and ELF: Give the initialism for procedure linkage tables as well. undo
• curprev 20:1520:15, 23 June 2024 Guy Harris talk contribs 23,987 bytes −6 →Technical details: "Technical details" is really just "how it works in SunOS 4.x and ELF-based systems"; rename it to indicate that, and move the other OS-specific sections back up. undo
• curprev 20:1320:13, 23 June 2024 Guy Harris talk contribs 23,993 bytes +6 Put the OS-specific sections underneath the "Technical details" section. undo

11 July 2023

• curprev 13:5513:55, 11 July 2023 2a01:586:aacf:1:fee8:77f7:dbaf:69f8 talk 23,987 bytes 0 →Technical details: add hyphen for consistency undo

26 March 2023

• curprev 02:5902:59, 26 March 2023 Guy Harris talk contribs 23,987 bytes 0 →References: And update access-date. undo
• curprev 02:5802:58, 26 March 2023 Guy Harris talk contribs 23,987 bytes −174 →References: Update URL. undo

25 March 2023

• curprev 19:3319:33, 25 March 2023 InternetArchiveBot talk contribs 24,161 bytes +211 Rescuing 1 sources and tagging 0 as dead.) #IABot (v2.0.9.3) (Whoop whoop pull up - 12943 undo

3 March 2023

• curprev 10:2710:27, 3 March 2023 Artoria2e5 talk contribs 23,950 bytes +313 →{{Anchor|PIE}}Position-independent executables undo

28 February 2023

• curprev 01:2701:27, 28 February 2023 Guy Harris talk contribs 23,637 bytes +2 →History: The code was position-dependent, or, if you will, not position-independent. Phrase it in the latter fashion so that it uses the article title and doesn't lead people to think it needs correcting. undo

27 February 2023

• curprev 23:5523:55, 27 February 2023 62.165.243.196 talk 23,635 bytes +4 →History undo

30 January 2023

• curprev 20:5520:55, 30 January 2023 4.14.34.170 talk 23,631 bytes +4 Add missing possessive, improve flow of reading, add some missing commas, fix spelling of registers undo

28 December 2022

• curprev 17:5017:50, 28 December 2022 12.111.7.130 talk 23,627 bytes +6 better language undo

2 January 2022

• curprev 19:2719:27, 2 January 2022 Chatul talk contribs 23,621 bytes +19 →History: fix sentence fragment undo
• curprev 18:1718:17, 2 January 2022 Matthiaspaul talk contribs 23,602 bytes +277 improved refs undo

8 October 2021

• curprev 17:0817:08, 8 October 2021 GreenC bot talk contribs 23,325 bytes −15 Move 1 url. Wayback Medic 2.5 undo

25 September 2021

• curprev 18:1918:19, 25 September 2021 FireflyBot talk contribs m 23,340 bytes −73 (BOT) Substituting Template:Date - should not be used in article space. undo

6 September 2021

• curprev 07:4107:41, 6 September 2021 Guy Harris talk contribs 23,413 bytes +21 →Technical details: Alpha's another one where you can stuff the PC into an arbitrary GPR. undo
• curprev 07:3907:39, 6 September 2021 Guy Harris talk contribs 23,392 bytes +13 →Technical details: PA-RISC's procedure call instructions can put the return address in any register (you can use a larger displacement if the destination register is GR 2, but the fake procedure call just jumps to the next instruction, so that's not an issue there). undo
• curprev 07:2907:29, 6 September 2021 Guy Harris talk contribs 23,379 bytes −85 →Technical details: MIPS BAL puts it in R31. undo
• curprev 07:2707:27, 6 September 2021 Guy Harris talk contribs 23,464 bytes +32 →Technical details: The SPARC Call and Link instruction puts the return address in o7, not in an arbitrary register. undo
• curprev 06:3906:39, 6 September 2021 Guy Harris talk contribs 23,432 bytes −4 →Technical details: The fake function call would put the return address into the predefined standard register. undo
• curprev 06:3806:38, 6 September 2021 Guy Harris talk contribs 23,436 bytes +135 →Technical details: 64-bit System/3x0 uses BASR Rn,0 for the fake function call, just as 32-bit System/3x0 does. "Return address goes into a special register" is true of POWER/PowerPC/Power ISA, but many other ISAs have subroutine call instructions that can stuff the return address in an arbitrary register. undo
• curprev 05:1005:10, 6 September 2021 DavidCary talk contribs 23,301 bytes +29 link to article that goes into more detail undo

6 July 2021

• curprev 23:2523:25, 6 July 2021 Ordusifer talk contribs 23,272 bytes +299 →{{Anchor|PIE}}Position-independent executables undo Tag: 2017 wikitext editor

18 December 2020

• curprev 10:3610:36, 18 December 2020 Mr248 talk contribs 22,973 bytes −41 →See also: Remove see also to "COM file", not sure why it is here. COM files are not really position independent code. Sure the CS segment can be anything, but it is not position-independent within the segment undo

19 November 2020

• curprev 00:0700:07, 19 November 2020 Chatul talk contribs m 23,014 bytes −2 Remove blank in S /360 undo

18 November 2020

• curprev 18:3918:39, 18 November 2020 John of Reading talk contribs m 23,016 bytes −1 →History: Typo/general fixes, replaced: adressability → addressability undo Tag: AWB

19 October 2020

• curprev 20:3020:30, 19 October 2020 135.180.146.2 talk 23,017 bytes −29 Minor undo

20 August 2020

• curprev 18:3618:36, 20 August 2020 GreenC bot talk contribs 23,046 bytes +168 Reformat 7 archive links. Wayback Medic 2.5 undo