antcc/ir, branch trunkA little C compilerhttps://git.lemon.rip/antcc/atom?h=trunk2026-03-17T12:22:00+00:00REFACTOR: move sources to src/2026-03-17T12:22:00+00:00lemonlsof@mailbox.org2026-03-17T12:22:00+00:00urn:sha1:a8d6f8bf30c07edb775e56889f568ca20240bedfregalloc: improve spilling and cleanup2026-03-16T17:15:37+00:00lemonlsof@mailbox.org2026-03-16T17:15:37+00:00urn:sha1:28261b6b1b55184ce7084eb14cdcb42edc7f8480
Instead of spilling current interval when running out of registers,
spill the longest-lived active interval with a lower spill cost than
current. Spill costs are estimated based on multiplicative loop depth.
Also cleanup regalloc.c somewhat.
Update todo.txt too.
ir: blk loop index for spill cost2026-03-16T11:15:13+00:00lemonlsof@mailbox.org2026-03-16T11:15:13+00:00urn:sha1:3e83c4280f0b1d72774c522a7e0d135913151b56eval & fold: handle division overflow for MIN/-12026-03-14T16:46:57+00:00lemonlsof@mailbox.org2026-03-14T16:39:29+00:00urn:sha1:de8673af7c0885201f284ffd8851ece2cde8cb18c: static eval refactoring2026-03-14T16:46:54+00:00lemonlsof@mailbox.org2026-03-14T16:27:37+00:00urn:sha1:42ce457bba06bd3607fc04700a919b6c395f22c3
Explicit node for static symbol (addresses). Should not break with edge
cases like the previous ad-hoc approach. And some other bugfixes
ir/fold: fix float conversion overflows2026-03-08T18:03:56+00:00lemonlsof@mailbox.org2026-03-08T17:38:33+00:00urn:sha1:429bb2eaaa1f2dd62b7cab8eaaf7d1f20b738a93ir: fix inlining getting stuck on complex recursive call sequences2026-03-08T17:04:29+00:00lemonlsof@mailbox.org2026-03-08T17:04:29+00:00urn:sha1:18304d695eb69e6e8776e82c305c6798d42ca1f7
By maintaining a proper stack of inline expansions and refusing to
expand callers already present in the stack.
ir: increase per-function stack size limit2026-03-06T10:58:01+00:00lemonlsof@mailbox.org2026-03-06T10:57:46+00:00urn:sha1:396d39705cd0bdfd6858fc8fe782c13e5328fb8eir/dump: fix dumping data in .text2026-03-04T16:28:40+00:00lemonlsof@mailbox.org2026-03-04T16:28:40+00:00urn:sha1:9c6e3f7750057526a9a6136a12d96b890b4e20d6regalloc: fix minor regression with storing of regs into spilled stack slots2026-03-04T16:26:23+00:00lemonlsof@mailbox.org2026-03-04T16:26:23+00:00urn:sha1:4fa7cc840f591392d1d2c58c60e4f3e403050f1f