Recent questions tagged assembly

0 votes

1 answer 924 views

assembly - Is there any difference in between (rdtsc + lfence + rdtsc) and (rdtsc + rdtscp) in measuring execution time?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.2k views

assembly - Passing Arguments C -> NASM -> C

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 918 views

assembly - Intel JCC Erratum - should JCC really be treated separately?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.1k views

assembly - Is mov r64, m64 one cycle or two cycle latency?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.1k views

assembly - How to populate a 64 bit register with duplicate byte values

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.2k views

assembly - Subtracting registers with an LEA instruction?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.1k views

assembly - Disassembly view of C# 64-bit Release code is 75% longer than 32-bit Debug code?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.0k views

assembly - Get the upper half of the EAX register

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 985 views

assembly - Understanding TLB from CPUID results on Intel

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.1k views

assembly - How to detect architecture in NASM at compile time to have one source code for both x64 and x86?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 999 views

assembly - LOOP, LOOPE, LOOPNE?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.1k views

assembly - What are the 128-bit to 512-bit registers used for?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 953 views

assembly - How does the instruction decoder differentiate between EVEX prefix and BOUND opcode in 32-bit mode?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.1k views

assembly - Is a shift instruction faster than an IMUL instruction?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 891 views

assembly - :lower16, :upper16 for aarch64; absolute address into register;

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.0k views

assembly - Multiplying two values and printing them to the screen (NASM, Linux)

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.0k views

assembly binding redirect - F# PowerPack Target Runtime

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.2k views

assembly - Get argv[2] address in assembler x64

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 994 views

assembly - Reverse byte order in XMM or YMM register?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.1k views

assembly - Why MOV AH,1 is not supported in 64 bit mode of intel microprocessor?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.3k views

assembly - x86-64: Cache load and eviction instruction

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.2k views

assembly - How to interpret this address -0x80(%rbp,%rax,4)

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 971 views

assembly - how can i read value from register using C++

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.2k views

assembly - ARM: Is "STMDB SP!, {R0-R8}" (aka PUSH {R0-R8}) an atomic operation?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.1k views

assembly - How to load memory address without using pseudo-instructions?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.0k views

assembly - Why do we need stack allocation when we have a red zone?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 873 views

assembly - How can linux boot code be written in C?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 976 views

assembly - Is the i386 instruction "div ah" pointless?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

Categories

Just Browsing Browsing

Most popular tags