Ever wonder why compilers use `xor eax, eax` to zero registers? It's smaller AND faster—CPUs optimise it out entirely!
Day 1 of Advent of Compiler Optimisations: xania.org/202512/01-xo...
Video: youtu.be/eLjZ48gqbyg
#AoCO2025
Day 1 of Advent of Compiler Optimisations: xania.org/202512/01-xo...
Video: youtu.be/eLjZ48gqbyg
#AoCO2025
Why xor eax, eax? — Matt Godbolt’s blog
Why do compilers love xor-ing registers so much?
xania.org
December 1, 2025 at 12:12 PM
Ever wonder why compilers use `xor eax, eax` to zero registers? It's smaller AND faster—CPUs optimise it out entirely!
Day 1 of Advent of Compiler Optimisations: xania.org/202512/01-xo...
Video: youtu.be/eLjZ48gqbyg
#AoCO2025
Day 1 of Advent of Compiler Optimisations: xania.org/202512/01-xo...
Video: youtu.be/eLjZ48gqbyg
#AoCO2025
Fix compilation for Warrior Within is now up, full controller support and EAX included
www.moddb.com/games/prince...
www.moddb.com/games/prince...
December 17, 2025 at 2:41 PM
Fix compilation for Warrior Within is now up, full controller support and EAX included
www.moddb.com/games/prince...
www.moddb.com/games/prince...
[AoCO 1/25] Why xor eax, eax?
YouTube video by Matt Godbolt
www.youtube.com
December 4, 2025 at 7:32 AM
playing thief with eax on <3
November 12, 2023 at 2:45 PM
playing thief with eax on <3
bonus cinematic eax shot
December 26, 2025 at 9:48 PM
bonus cinematic eax shot
McRae Rally 4 has pretty great EAX reverb
September 3, 2025 at 1:45 AM
McRae Rally 4 has pretty great EAX reverb
I uploaded a fix compilation for the PC version of Prince of Persia: The Sands of Time, having all the essentials to make it run smoothly on modern systems.
Includes controller support and EAX audio restoration
www.moddb.com/games/prince...
Includes controller support and EAX audio restoration
www.moddb.com/games/prince...
December 13, 2025 at 2:34 PM
I uploaded a fix compilation for the PC version of Prince of Persia: The Sands of Time, having all the essentials to make it run smoothly on modern systems.
Includes controller support and EAX audio restoration
www.moddb.com/games/prince...
Includes controller support and EAX audio restoration
www.moddb.com/games/prince...
big boobed robot girl with EAX and ATI truform
December 27, 2025 at 7:55 PM
big boobed robot girl with EAX and ATI truform
🔥 Box with phoenix and emblems of eight Taoist Immortals, 1701–1800. China. Gold filigree, inset with turquoises, 5.9cm diameter. EAX.1321
September 28, 2026 at 7:00 AM
🔥 Box with phoenix and emblems of eight Taoist Immortals, 1701–1800. China. Gold filigree, inset with turquoises, 5.9cm diameter. EAX.1321
Me he instalado otro juego con soporte EAX, igual a alguien le suena...
February 7, 2026 at 10:33 AM
Me he instalado otro juego con soporte EAX, igual a alguien le suena...
eax + a3d + ati truform polycule
November 1, 2025 at 9:55 PM
eax + a3d + ati truform polycule
-O2 executes this loop in a couple nanoseconds btw because at -O2, the entirety of the program text is
xor eax, eax
ret
because, and say it with me everyone, “a result that is not used does not need to be created”
xor eax, eax
ret
because, and say it with me everyone, “a result that is not used does not need to be created”
November 16, 2024 at 2:28 AM
-O2 executes this loop in a couple nanoseconds btw because at -O2, the entirety of the program text is
xor eax, eax
ret
because, and say it with me everyone, “a result that is not used does not need to be created”
xor eax, eax
ret
because, and say it with me everyone, “a result that is not used does not need to be created”
my wife is like stencil shadows with eax
January 9, 2026 at 9:02 PM
my wife is like stencil shadows with eax
I LIKE TO *MOV* EAX, *MOV* EAX !
0xinfection.github.io/reversing/re...
0xinfection.github.io/reversing/re...
0xinfection.github.io
March 14, 2025 at 12:58 PM
I LIKE TO *MOV* EAX, *MOV* EAX !
0xinfection.github.io/reversing/re...
0xinfection.github.io/reversing/re...
she pop eax til I int 0x80; ret
June 16, 2024 at 4:44 PM
she pop eax til I int 0x80; ret
Got the functional simulator for you:
__asm {
.start
xor eax eax;
jz start;
}
__asm {
.start
xor eax eax;
jz start;
}
December 16, 2023 at 2:33 PM
Got the functional simulator for you:
__asm {
.start
xor eax eax;
jz start;
}
__asm {
.start
xor eax eax;
jz start;
}
shame they cut the most Sound Blastacious reverby EAX™ sound setup level from half life 1
January 19, 2026 at 11:46 PM
shame they cut the most Sound Blastacious reverby EAX™ sound setup level from half life 1
EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX!
September 27, 2025 at 10:42 PM
EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX! EAX!
Happy St Patrick’s Day! We’ve collated some gloriously green objects from our collection to celebrate 💚
☘️ Vase with blossoms and interlocking leaves, Iran, 17th century. EAX.1615
☘️ Roof ridge tile in the form of a seated Buddhist figure, China, Ming Dynasty (1368–1644). EAX.3775
☘️ Vase with blossoms and interlocking leaves, Iran, 17th century. EAX.1615
☘️ Roof ridge tile in the form of a seated Buddhist figure, China, Ming Dynasty (1368–1644). EAX.3775
March 17, 2025 at 8:00 AM
Happy St Patrick’s Day! We’ve collated some gloriously green objects from our collection to celebrate 💚
☘️ Vase with blossoms and interlocking leaves, Iran, 17th century. EAX.1615
☘️ Roof ridge tile in the form of a seated Buddhist figure, China, Ming Dynasty (1368–1644). EAX.3775
☘️ Vase with blossoms and interlocking leaves, Iran, 17th century. EAX.1615
☘️ Roof ridge tile in the form of a seated Buddhist figure, China, Ming Dynasty (1368–1644). EAX.3775
Computerabsturz in Rechenzentrum von Umfrageinstitut:
Experten reparieren seit Stunden den Schaden
Ausgelöst wurde der Computercrash
bei dem Versuch, den Durchschnitt von Friedrich #Merz' Umfragewerten abzuspeichern
Die Zahl -1.0×10²⁶⁰⁰⁰ passte nicht in Register EAX
Experten reparieren seit Stunden den Schaden
Ausgelöst wurde der Computercrash
bei dem Versuch, den Durchschnitt von Friedrich #Merz' Umfragewerten abzuspeichern
Die Zahl -1.0×10²⁶⁰⁰⁰ passte nicht in Register EAX
Retro Computer Monitor with Red Glow
ALT: Retro Computer Monitor with Red Glow
static.klipy.com
July 2, 2026 at 12:51 PM
Computerabsturz in Rechenzentrum von Umfrageinstitut:
Experten reparieren seit Stunden den Schaden
Ausgelöst wurde der Computercrash
bei dem Versuch, den Durchschnitt von Friedrich #Merz' Umfragewerten abzuspeichern
Die Zahl -1.0×10²⁶⁰⁰⁰ passte nicht in Register EAX
Experten reparieren seit Stunden den Schaden
Ausgelöst wurde der Computercrash
bei dem Versuch, den Durchschnitt von Friedrich #Merz' Umfragewerten abzuspeichern
Die Zahl -1.0×10²⁶⁰⁰⁰ passte nicht in Register EAX
would You 🫵 rather have unlimited reverb but no EAX, or EAX. unlimited EAX, but No EAX.
September 27, 2025 at 10:35 PM
would You 🫵 rather have unlimited reverb but no EAX, or EAX. unlimited EAX, but No EAX.
im albert x86stein . my mind got theorems about register allocation . eax = mc^2
October 8, 2024 at 12:55 AM
im albert x86stein . my mind got theorems about register allocation . eax = mc^2
mov eax, 69
easy
easy
August 31, 2024 at 11:57 PM
mov eax, 69
easy
easy
dis.yaxpeax.net/x86_64/33c0e... now with actual valid html
June 13, 2026 at 3:51 AM
dis.yaxpeax.net/x86_64/33c0e... now with actual valid html