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Make minor improvements

Browse source 
- Work towards simplifying ape.S startup process
- Rewrote ar because it took minutes to build cosmopolitan.a
This commit is contained in:
Justine Tunney 2020-11-09 15:41:11 -08:00
parent 95bc650be8
commit aea89fe832
70 changed files with 1037 additions and 456 deletions
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3
ape/lib/mapimage.c
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@ -25,12 +25,11 @@ textreal static void __map_segment(uint64_t k, uint64_t a, uint64_t b) {
uint64_t *e;
for (; a < b; a += 0x1000) {
e = getpagetableentry(IMAGE_BASE_VIRTUAL + a, 3, &g_pml4t, &g_ptsp_xlm);
*e = (IMAGE_BASE_PHYSICAL + a) | k;
*e = (IMAGE_BASE_REAL + a) | k;
}
}
textreal void __map_image(void) {
pageunmap(0);
__map_segment(PAGE_V | PAGE_U, 0, (uintptr_t)_etext - IMAGE_BASE_VIRTUAL);
__map_segment(PAGE_V | PAGE_U | PAGE_RW | PAGE_XD,
(uintptr_t)_etext - IMAGE_BASE_VIRTUAL,