On 2026-10-13 7:41 a.m., Janne Johansson wrote:
>
>
>     > mips64 and riscv64 both have some level of support upstream, and
>     I’d
>     > like to see where things stand as-is.
>
>     Fine business! I had someone reach out off list to do some testing
>     on mips64 so maybe we should wait a bit to hear back. The diff is
>     still OK with me. Thanks again.
>
>
> Took me a while to even get here, and "here" is "not finished yet". 
> First it bombed on 4G default datasize ulimit, so I bumped that, then 
> I didn't notice that crash left a 4G clang core file so next build 
> failed due to filled up pobj/, now I am where zig2 will not start, it 
> immediate goes ":out of memory" without any flags or so:

On my build systems I usually have the data size at like 8GB, 12GB, 16GB 
depending on
how much memory I have. From briefly watching the build at times 4GB 
will definitely
not be a enough. I'm also not sure if the build once it gets past the 
initial bootstrap
respects such a value of MAKE_JOBS.


> ksh: /usr/ports/pobj/zig-0.17.0/build-mips64/zig2: Cannot allocate memory
>
> Doesn't seem to be ulimits this time, perhaps the binary is too big to 
> run or so?
>
> objdump says this:
> objdump -p /usr/ports/pobj/zig-0.17.0/build-mips64/zig2
>
> /usr/ports/pobj/zig-0.17.0/build-mips64/zig2:     file format 
> elf64-tradbigmips
>
> Program Header:
>     PHDR off    0x0000000000000040 vaddr 0x0000000000000040 paddr 
> 0x0000000000000040 align 2**3
>          filesz 0x0000000000000348 memsz 0x0000000000000348 flags r-x
>   INTERP off    0x0000000000000388 vaddr 0x0000000000000388 paddr 
> 0x0000000000000388 align 2**0
>          filesz 0x0000000000000013 memsz 0x0000000000000013 flags r--
>     LOAD off    0x0000000000000000 vaddr 0x0000000000000000 paddr 
> 0x0000000000000000 align 2**16
>          filesz 0x000000000775b740 memsz 0x000000000775b740 flags r--
>     LOAD off    0x000000000775b740 vaddr 0x000000000776b740 paddr 
> 0x000000000776b740 align 2**16
>          filesz 0x00000000093cc69c memsz 0x00000000093cc69c flags --x
>     LOAD off    0x0000000010b2b8a0 vaddr 0x0000000010b4b8a0 paddr 
> 0x0000000010b4b8a0 align 2**16
>          filesz 0x0000000000c9bb08 memsz 0x0000000000d5a250 flags rw-
>  DYNAMIC off    0x00000000000208e8 vaddr 0x00000000000208e8 paddr 
> 0x00000000000208e8 align 2**3
>          filesz 0x0000000000000260 memsz 0x0000000000000260 flags rwx
>     NOTE off    0x000000000000039c vaddr 0x000000000000039c paddr 
> 0x000000000000039c align 2**2
>          filesz 0x0000000000000018 memsz 0x0000000000000018 flags r--
> EH_FRAME off    0x0000000006e5bad0 vaddr 0x0000000006e5bad0 paddr 
> 0x0000000006e5bad0 align 2**2
>          filesz 0x00000000001a6c2c memsz 0x00000000001a6c2c flags r--
>    STACK off    0x0000000000000000 vaddr 0x0000000000000000 paddr 
> 0x0000000000000000 align 2**3
>          filesz 0x0000000000000000 memsz 0x0000000000000000 flags rw-
> OPENBSD_RANDOMIZE off    0x0000000010b2cde8 vaddr 0x0000000010b4cde8 
> paddr 0x0000000010b4cde8 align 2**3
>          filesz 0x0000000000000160 memsz 0x0000000000000160 flags rw-
> RELRO off    0x0000000010b2b8a0 vaddr 0x0000000010b4b8a0 paddr 
> 0x0000000010b4b8a0 align 2**0
>          filesz 0x0000000000c78760 memsz 0x0000000000c78760 flags r--
> Dynamic Section:
> NEEDED      libexecinfo.so.5.0
> NEEDED      libpthread.so.28.1
> NEEDED      libm.so.10.1
> NEEDED      libz.so.7.2
> NEEDED      libc++.so.13.0
> NEEDED      libc++abi.so.10.0
> NEEDED      libc.so.104.0
> RPATH       /usr/local/llvm22/lib
> RUNPATH     /usr/local/llvm22/lib
> INIT_ARRAY  0x10b4b8a0
> INIT_ARRAYSZ 0x1548
> HASH        0x20b48
> STRTAB      0x203870
> SYMTAB      0x811d0
> STRSZ       0x5223ea
> SYMENT      0x18
> 0x70000035  0x117c69b8
> DEBUG       0x0
> PLTGOT      0x11247750
> REL         0x725c60
> RELSZ       0x1d77d00
> RELENT      0x10
> 0x70000001  0x1
> 0x70000005  0x2
> 0x70000006  0x0
> 0x7000000a  0x1592
> 0x70000011  0x1019c
> 0x70000012  0x1c
> 0x70000013  0x277
> FLAGS       0x1
> private flags = 20000007: [abi=64] [mips3] [not 32bitmode]
>
> -- 
> May the most significant bit of your life be positive.