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Mint APE Loader v1.5

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This change ports APE Loader to Linux AARCH64, so that Raspberry Pi
users can run programs like redbean, without the executable needing
to modify itself. Progress has also slipped into this change on the
issue of making progress better conforming to user expectations and
industry standards regarding which symbols we're allowed to declare
This commit is contained in:
Justine Tunney 2023-07-26 13:54:49 -07:00
parent 6843150e0c
commit 7e0a09feec
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GPG key ID: BE714B4575D6E328
510 changed files with 1783 additions and 1483 deletions
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16
libc/runtime/enable_tls.c
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@ -116,8 +116,8 @@ textstartup void __enable_tls(void) {
// _tbss_start + _tbss_size:
// _tdata_start + _tls_size:
//
_unassert(_tbss_start == _tdata_start + I(_tbss_offset));
_unassert(_tbss_start + I(_tbss_size) == _tdata_start + I(_tls_size));
unassert(_tbss_start == _tdata_start + I(_tbss_offset));
unassert(_tbss_start + I(_tbss_size) == _tdata_start + I(_tls_size));
#ifdef __x86_64__
@ -130,12 +130,12 @@ textstartup void __enable_tls(void) {
} else {
// if this binary needs a hefty tls block then we'll bank on
// malloc() being linked, which links _mapanon(). otherwise
// if you exceed this, you need to STATIC_YOINK("_mapanon").
// if you exceed this, you need to __static_yoink("_mapanon").
// please note that it's probably too early to call calloc()
_npassert(_weaken(_mapanon));
npassert(_weaken(_mapanon));
siz = ROUNDUP(siz, FRAMESIZE);
mem = _weaken(_mapanon)(siz);
_npassert(mem);
npassert(mem);
}
if (IsAsan()) {
@ -154,10 +154,10 @@ textstartup void __enable_tls(void) {
if (siz <= sizeof(__static_tls)) {
mem = __static_tls;
} else {
_npassert(_weaken(_mapanon));
npassert(_weaken(_mapanon));
siz = ROUNDUP(siz, FRAMESIZE);
mem = _weaken(_mapanon)(siz);
_npassert(mem);
npassert(mem);
}
if (IsAsan()) {
@ -205,7 +205,7 @@ textstartup void __enable_tls(void) {
_pthread_main.tib = tib;
_pthread_main.flags = PT_STATIC;
_pthread_main.list.prev = _pthread_main.list.next = //
_pthread_list = VEIL("r", &_pthread_main.list);
_pthread_list = __veil("r", &_pthread_main.list);
atomic_store_explicit(&_pthread_main.ptid, tid, memory_order_relaxed);
// copy in initialized data section