Pdawg

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CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

I don’t have a screenshot, I’ll get one tmrw

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

but yeah idk why but the values kept getting shifted around, like what was supposed to be in C appeared in B and C got a different value, and D was behaving weirdly as well

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

Since the instructions that handle 16bit regs use ref ushort

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

yeah. I mean I don’t even need to use that method at all anymore with the refs

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

the instruction logic all looks the same and the reg set appears to be working

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

ive been doing this for 3 hours and it still doesnt work

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

💀

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

thanks for doing all of this research!

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

alr, I’ll benchmark it all tmrw in a test project. I gotta go to bed lol, it’s 01:30

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

in the real emu it’s like case whatever: LD_R_R(ref _registers.C, ref _registers.A);

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

damn. what about if you call ld_r_r from a switch? Same outcome?

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

i hate x86_64

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

makes sense, ESP is apparently the main stack pointer

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

yeah I think ref structs are on the stack

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

I don’t know my x86 registers well

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

or is that on the stack

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

how does esp get the base ptr tho?

215 replies

CC#

•Created by Pdawg on 11/17/2024 in #help

Micro-optimizing a Z80 emulators' pipeline. **Unsafe code**

nice

215 replies