Recent questions tagged assembly

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assembly - Error: Runtime exception ... store address not aligned on word boundary

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

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1 answer 878 views

assembly - How do labels and dd declarations work in NASM? What's the C equivalent?

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

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assembly - x86 Multiplication with 3: IMUL vs SHL + ADD

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

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1 answer 995 views

assembly - GDB - Address of breakpoint

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

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assembly - How can I store an unknown number of inputs in different addresses in LMC (little-man-computer)?

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

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assembly - What's the best way to remember the x86-64 System V arg register order?

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

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assembly - Multiplication with constant - imul or shl-add-combination

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

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1 answer 818 views

assembly - Which is faster, imm64 or m64 for x86-64?

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

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assembly - Assembler use of segment register

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

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assembly - Confused by [ebp-0xc] instead of [ebp-4] in Art of Exploitation example

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

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1 answer 1.0k views

assembly - CMP in x86 with parentheses and address

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

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1 answer 942 views

assembly - Why do x86 FP compares set CF like unsigned integers, instead of using signed conditions?

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

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1 answer 795 views

assembly - how many whole numbers in IEEE 754

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

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1 answer 1.0k views

assembly - x86 instructions to set parity, overflow, & sign flags

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

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1 answer 920 views

assembly - Loading an xmm from GP regs

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

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1 answer 1.7k views

assembly - Error: operand size mismatch for `movq'

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

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1 answer 921 views

assembly - How does the bios know what type of BPB is present?

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

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1 answer 921 views

assembly - Local labels in GNU assembler; gdb printing backtrace as though labels are functions

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

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1 answer 783 views

assembly - Sign or Zero Extension of address in 64bit mode for MOV moffs32?

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

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1 answer 992 views

assembly - Is Zero Register 'zr' in aarch64 essentially ground?

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

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1 answer 751 views

assembly - Why does Clang do this optimization trick only from Sandy Bridge onward?

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

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1 answer 880 views

assembly - What is the "EU" in x86 architecture? (calculates effective address?)

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

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1 answer 847 views

assembly - What would happen if a system executes a part of the file that is zero-padded?

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

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1 answer 780 views

assembly - How to use bits in a byte to set dwords in ymm register without AVX2? (Inverse of vmovmskps)

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

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1 answer 981 views

assembly - Reason to use the carry bit and the overflow bit

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

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1 answer 827 views

assembly - How to know if a register is a "general purpose register"?

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

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1 answer 789 views

assembly - Interrupts, Instruction Pointer, and Instruction Queue in 8086

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

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1 answer 784 views

assembly - weird behaviour of code (corrupted draw) when using own keyboard interrupt `int 09h` handler

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

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