x86

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Low-level start another OS than the current OS bypassing the BIOS
user_14220960
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2
2
259
bootloader x86 assembly cpu c
Writing a VOP that is equivalent to mul/imul
user_85686580
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6
1
189
compiler-optimization sbcl x86 common-lisp assembly
INT 13h effective sector size
user2577576_189341080
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4
2
857
bios boot bootloader hard-drive x86
Is movzbl followed by testl faster than testb?
user_75090650
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3
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162
x86-64 micro-optimization x86 assembly performance
Fault when attempting to jmp after entering protected mode - assembly bootloader
user_68335060
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2
1
54
bootloader nasm operating-system x86 assembly
How do modern Intel x86 CPUs implement the total order over stores
user_22457070
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3
1
1516
mesi memory-barriers intel x86 cpu-architecture
Is REP INSB interruptible?
user_13531870
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4
1
129
ioports interrupt x86 assembly
Why do we use sub esp, 4 instead of push a register in assembly?
user_76178630
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2
1
1100
cpu-registers x86 assembly stack optimization
Do store instructions block subsequent instructions on a cache miss?
user_55016750
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5
1
212
cpu-cache x86 concurrency cpu-architecture c++
Is there a difference between rel8 and rel16/rel32?
user_122678950
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3
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380
x86 assembly
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