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Peter Cordes

Rating
1575.42 (3,453rd) 		Reputation
156,434 (349th)
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Title Δ
lock free single producer multiple consumer data struct using atomic 0.00
How do direct number operands in a CPU work? -1.59
Deterministic execution time on x86-64 0.00
How can I get better vectorization with GCC? 0.00
wrong integer output Mips -2.23
How many bytes are used by variable in hexadecimal? 0.00
What might cause the same SSE code to run a few times slower in the... +0.42
Why SIGSEGV while push instruction -0.59
How to extract bytes from an SSE2 __m128i structure? 0.00
Assembly Jump/Branch/Lookup Tables instead of lots of cmp/je? 0.00
Why are moves more expensive than passing by const&? -1.17
Intel Intrinsics pack commands misunderstanding 0.00
Stack in NASM assembly 0.00
Ubuntu 16.04 assembly code for shell 0.00
Does using mix of pxor and xorps affect performance? 0.00
When is a cache line first fetched in a program? +2.03
Can more complex loop be executed faster? 0.00
How much overhead do actual Intel x86 processors had in order to pi... +1.59
SSE 4 memory load optimizations 0.00
x86 partial registers (EAX, AX, AH) being set from data in memory 0.00
What do assembly registers refer to in C code? -1.82
How to create my own delay function in C 0.00
Are variables from a program stored contiguously in Memory? 0.00
Infinite loop using triple nested for loop (32-bit Assembly) 0.00
Cost of a 64bits jump, always 10-22 cycles the first time? 0.00
Floating-point number vs fixed-point number: speed on Intel I5 CPU 0.00
subq $8 %rsp segmentation fault +2.28
ROT13 Cipher in Assembly 0.00
Out-of-order instuction execution: is commit order preserved? 0.00
Message while debugging using gdb: Single stepping until exit from... 0.00
Assembly multiplication loop returning wrong high number +0.43
What comes after QWORD? +2.46
Can my CPU execute multiple NOPs per CPU cycle? +0.44
Understanding why an ASM fsqrt implementation is faster than the st... -1.00
How to keep input-dependent hot data in registers when using SIMD i... 0.00
Moving the memory address of a 32 bit register [esi] into an 8 bit... 0.00
why cannot define same local label in multiple functions? 0.00
Why doesn't the hexadecimal 'h' suffix work in the GNU... 0.00
How do I get address of class member function by asm in GCC? 0.00
Assembly add with hex and multiple argument, then compare +1.65
error: unknown "%" symbol on SPARC 0.00
"invalid instruction operands" on mov ah, word_variable,... 0.00
Assembly bit memory limit in arithmetic -0.07
ret2libc strcpy not working 0.00
How to use mmap for devmemon MT7620n 0.00
What is the JCC instruction in x86 -0.60
How to represent octal numbers in Assembly? -0.07
What is the meaning of -(sp) in unix v6 Assembly? +0.43
Are processes "sandboxed" by hardware? 0.00
SSE mov instruction that can skip every 2nd byte? -0.38