68000

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What do the "set_w" and "set_sw" assembly language commands do?

I believe the following sequence of Assembly Language code is Intel x86 based but I am not sure. JMPC SET_W[详细]

2023-02-28 18:56 分类：问答
68000, portable JIT library

There are several JIT libraries, but is there any which emits Motorola 68000 style instructions, such as for instance 68000, 68040, 68060 or any of the Coldfire CPUs?[详细]

2023-02-25 00:30 分类：问答
How do I implement floating point IEEE754 division in 68k assembly or in general?

I have to create a floating point implementation for a 68k processor in IEEE754 format, and I\'ve figured out how to do all the other basic operations (conversion from decimal, addition, subtraction,[详细]

2023-02-18 17:24 分类：问答
basic M68000 question, Neo Geo - related

I want to write a program in Motorola 68000 assembler, the target platform is Neo Geo (games console from the nineties); this question is meant serious, I have a specific project which I want to reali[详细]

2023-02-09 08:13 分类：问答
How to update address register?

I\'m using Easy68k to make a simple program that includes a while loop. Assume the register A0 is pointing to my data, which are words.[详细]

2023-01-26 13:23 分类：问答
How do you store a decimal number with a fraction?

if I want to store 10.125 how is it done? I have this: ORG$1000 DNDC.L10.125 END$400 and in the debug it is stored as:[详细]

2023-01-19 20:38 分类：问答
What is on the 68000 stack when classic MacOS enters a program?

I\'m trying to understand an old classic Mac application\'s entry point. I\'ve disassembled 开发者_如何学运维the first CODE resource (not CODE#0, which is the jump table). The code refers to some vari[详细]

2022-12-28 13:25 分类：问答
Passing parameters on the stack

When you pass parameters to a function on the cpu stack, You put the parameters on then JSR puts the return address on the stack.[详细]

2022-12-25 23:43 分类：问答
Mergesort for easy68k

has anybody done a merge sort in 开发者_运维百科m68k? Thanks. Johnthe third hit on google if you search for \"mergesort 68k asm\"[详细]

2022-12-15 19:52 分类：问答
audio to 8-bit text sample conversion

I have an interesting question today. I need to convert some pokemon audio files to a list of 8-bit samples (0-255 values). I am writing an assembly routine on the MC6800 chipset that will require th[详细]

2022-12-13 06:56 分类：问答