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xo-facet: typeseq strongly typed

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This commit is contained in:
Roland Conybeare 2026-01-02 09:52:16 -05:00
commit 3af1cf1bda
12 changed files with 38 additions and 24 deletions
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12
src/alloc2/DArena.cpp
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@ -46,14 +46,13 @@ namespace xo {
// end of hugeppage-aligned range starting at aligned_base
byte * aligned_hi = aligned_base + target_z;
#ifdef NOT_YET
log && log("acquired memory [lo,hi) using mmap",
xtag("lo", base),
xtag("aligned_lo", aligned_base),
xtag("req_z", req_z),
xtag("target_z", target_z),
xtag("hi", (byte *)(base) + z));
#endif
xtag("aligned_hi", aligned_hi),
xtag("hi", hi));
// 3. assess mmap success
{
@ -109,7 +108,7 @@ namespace xo {
DArena
DArena::map(const ArenaConfig & cfg)
{
//scope log(XO_DEBUG(debug_flag), xtag("name", name));
scope log(XO_DEBUG(true));
/* vm page size. 4KB, probably */
size_t page_z = getpagesize();
@ -122,6 +121,9 @@ namespace xo {
*/
size_t align_z = (enable_hugepage_flag ? cfg.hugepage_z_ : page_z);
log && log(xtag("page_z", page_z),
xtag("align_z", align_z));
auto [lo, hi] = map_aligned_range(cfg.size_,
align_z,
enable_hugepage_flag);