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Introduce native support for MacOS ARM64

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There's a new program named ape/ape-m1.c which will be used to build an
embeddable binary that can load ape and elf executables. The support is
mostly working so far, but still chasing down ABI issues.
This commit is contained in:
Justine Tunney 2023-05-18 19:05:08 -07:00
parent b852650c08
commit 1422e96b4e
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GPG key ID: BE714B4575D6E328
757 changed files with 2988 additions and 1321 deletions
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8
libc/intrin/asan.c
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@ -412,7 +412,7 @@ static bool __asan_is_mapped(int x) {
}
static bool __asan_is_image(const unsigned char *p) {
return _base <= p && p < _end;
return __executable_start <= p && p < _end;
}
static bool __asan_exists(const void *x) {
@ -823,7 +823,7 @@ static void __asan_report_memory_origin(const unsigned char *addr, int size,
default:
break;
}
if (_base <= addr && addr < _end) {
if (__executable_start <= addr && addr < _end) {
__asan_report_memory_origin_image((intptr_t)addr, size);
} else if (IsAutoFrame((intptr_t)addr >> 16)) {
__asan_report_memory_origin_heap(addr, size);
@ -898,7 +898,7 @@ dontdiscard static __asan_die_f *__asan_report(const void *addr, int size,
}
*p++ = '\n';
}
p = __asan_format_section(p, _base, _etext, ".text", addr);
p = __asan_format_section(p, __executable_start, _etext, ".text", addr);
p = __asan_format_section(p, _etext, _edata, ".data", addr);
p = __asan_format_section(p, _end, _edata, ".bss", addr);
__mmi_lock();
@ -1487,7 +1487,7 @@ void __asan_init(int argc, char **argv, char **envp, intptr_t *auxv) {
REQUIRE(dlmalloc_usable_size);
}
__asan_shadow_existing_mappings();
__asan_map_shadow((uintptr_t)_base, _end - _base);
__asan_map_shadow((uintptr_t)__executable_start, _end - __executable_start);
__asan_map_shadow(0, 4096);
__asan_poison(0, GUARDSIZE, kAsanNullPage);
if (!IsWindows()) {