Re: trouble with netbsd-8 on RPI3?

[Greg Troxel <gdt%lexort.com@localhost>]

Martin Husemann <martin%duskware.de@localhost> writes:

> Can you verify it is present in the official builds of the armv7 libpthread
> as well, and find out more details where it is in your build?

In my build, and matching in the official 8.2 build (as in addresses match
too, diff -ub is empty), objdump -D of /usr/lib/pthread.so.1.3, wfe is
clearly present.   From reading our sources this is what I'd expect.


000050e4 <pthread_spin_lock>:
    50e4:       e1a0c00d        mov     ip, sp
    50e8:       e92dd830        push    {r4, r5, fp, ip, lr, pc}
    50ec:       e2504000        subs    r4, r0, #0
    50f0:       e24cb004        sub     fp, ip, #4
    50f4:       0a000004        beq     510c <pthread_spin_lock+0x28>
    50f8:       e5942000        ldr     r2, [r4]
    50fc:       e3a03007        mov     r3, #7
    5100:       e3473777        movt    r3, #30583      ; 0x7777
    5104:       e1520003        cmp     r2, r3
    5108:       0a000001        beq     5114 <pthread_spin_lock+0x30>
    510c:       e3a00016        mov     r0, #22
    5110:       e89da830        ldm     sp, {r4, r5, fp, sp, pc}
    5114:       ee1d0f70        mrc     15, 0, r0, cr13, cr0, {3}
    5118:       e3500000        cmp     r0, #0
    511c:       0a00000a        beq     514c <pthread_spin_lock+0x68>
    5120:       e5905004        ldr     r5, [r0, #4]
    5124:       e2844004        add     r4, r4, #4
    5128:       ea000000        b       5130 <pthread_spin_lock+0x4c>
    512c:       e320f002        wfe
    5130:       e5953060        ldr     r3, [r5, #96]   ; 0x60
    5134:       e1a00004        mov     r0, r4
    5138:       e12fff33        blx     r3
    513c:       e3500000        cmp     r0, #0
    5140:       0afffff9        beq     512c <pthread_spin_lock+0x48>
    5144:       e3a00000        mov     r0, #0
    5148:       e89da830        ldm     sp, {r4, r5, fp, sp, pc}
    514c:       ebfffe04        bl      4964 <_lwp_getprivate@plt>
    5150:       eafffff2        b       5120 <pthread_spin_lock+0x3c>