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Rating Stats for

Peter Cordes

Rating
1575.42 (3,453rd) 		Reputation
156,434 (349th)
Page: 1 ... 23 24 25 26 27 ... 92
Title Δ
Clang generates worse code for 7 comparisons than for 8 comparisons 0.00
How does the CPU know when to hold a pipeline stage back? 0.00
Three versions of the same C program, why is the first one so fast? -1.61
operand size mismatch for `imul ' 0.00
Why can't python vectorize map() or list comprehensions +0.37
Is N stored as a memory address in the register or as an integer? -2.57
How is the transitivity/cumulativity property of memory barriers im... 0.00
Do types that begin with double underscore mean emulated type? -2.49
What does cmpq compare? -0.15
Packed Shuffle Bytes, reverse operation 0.00
In x64, using "pop [RAX]", where is the value temporarily... +1.99
CS:APP example uses idivq with two operands? +1.05
Why does register eax show up as 0xccffffff in debugger after execu... 0.00
How to tell if a number is exactly representable as a 32-bit IEEE f... -0.35
Efficiently check an FP bit-pattern for being a whole integer. Fast... 0.00
Defining variables in c++ inline assembly 0.00
Assembly AT&T: movq %rdi, %rdx? 0.00
Can a load or store be reordered before a conditional? 0.00
Why does the compiler not always optimize away local variables? 0.00
Computer Organization - How does "Predict taken"(always t... 0.00
Does the running of a second thread on an hyperthreaded CPU introdu... -2.31
Inconsistent behaviour of ROL and OF -0.62
In a linked assembly file, I want to access a variable from the c++... 0.00
Why _umul128 works slower than scalar code for mul128x64x2 function? 0.00
How to access heap start address and heap base address within c fun... +0.11
Is WinDbg displaying the wrong opcode of [MOV r32,r/m32]? 0.00
What does "-1" represent in the value range for unsigned... -1.36
Call libc function from assembly +1.72
Missing latency in instruction tables 0.00
Why is there such a high variability in runtime for adding two valu... -0.63
GCC doesn't push registers around my inline asm function call e... 0.00
how to fix 'SYSCALL execve': ls complains about a NULL argv... 0.00
How to maximise instruction level parallelism of sqrt-heavy-loop on... 0.00
How to force GCC to assume that a floating-point expression is non-... +2.01
Different inter-core latency measured on two identical Skylake Xeon... 0.00
access thread_local variable in inline assembly +1.76
Is it legal for source code containing undefined behavior to crash... +0.12
Why does instruction cache alignment improve performance in set ass... 0.00
Why does glibc's strlen need to be so complicated to run quickly? +1.05
"program successfully executed" displayed in the middle o... +1.90
Interchange Letters From String in Assembly Language 8086 -2.25
All the calculations take place in registers. Why is the stack not... +2.20
How to get BSR instruction to work on 64 bits? -2.29
Doesn't 64-bit kernel support IA-32 application with .code64 as... 0.00
Extract 10bits words from bitstream 0.00
SIMD - AVX - masking with non-zero value instead of highest bit +1.13
Disambiguate labels from register names in the Intel syntax -0.03
Why is tailcall optimization not performed for types of class MEMORY? +0.37
Jump table implementation in MASM x64? 0.00
x86 non-mov instruction that has a write-only destination and runs... -0.31