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Questions tagged cpu-registers

13 questions

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22
votes
2
answers

How to specify register constraints on the Intel x86_64 register r8 to r15 in GCC inline assembly?

assembly gcc x86-64 inline-assembly cpu-registers
asked 2013-06-18T02:08:28.960
65
votes
7
answers

How do AX, AH, AL map onto EAX?

assembly x86 cpu-registers
asked 2013-03-03T21:33:38.210
20
votes
4
answers

CPU TSC fetch operation especially in multicore-multi-processor environment

c assembly multicore cpu-registers microprocessors
asked 2012-06-06T19:53:57.180
18
votes
3
answers

How to dump all the XMM registers in gdb?

x86 gdb simd sse cpu-registers
asked 2012-03-30T19:52:43.650
10
votes
4
answers

Z80 memory refresh register

fetch cpu-registers z80 opcodes
asked 2011-12-16T21:44:17.693
12
votes
1
answers

How to print -0x4(%rbp) in gdb?

gdb cpu-registers
asked 2011-03-28T07:26:40.063
13
votes
2
answers

What CPU registers are to be restored at the end of an asm procedure in Delphi

delphi assembly cpu-registers basm
asked 2010-08-24T14:27:53.350
58
votes
3
answers

Are CPU registers and CPU cache different?

cpu-registers cpu-cache
asked 2010-08-17T08:08:14.933
9
votes
9
answers

Why cant register variables be made global?

c global cpu-registers micro-optimization
asked 2010-08-15T08:30:30.803
31
votes
6
answers

What does X mean in EAX,EBX,ECX ... in assembly?

assembly x86 naming-conventions cpu-registers
asked 2010-03-30T12:41:36.783
24
votes
4
answers

What is the practical difference between the SI and DI registers?

assembly x86 cpu-registers
asked 2009-09-27T18:33:26.357
14
votes
5
answers

Windows: avoid pushing full x86 context on stack

exception assembly stack-overflow cpu-registers threadcontext
asked 2009-06-15T05:04:44.823
73
votes
3
answers

Why is there not a register that contains the higher bytes of EAX?

assembly x86 cpu-registers
asked 2008-10-23T01:31:10.180