antcc/ssa.c, branch trunk A little C compiler https://git.lemon.rip/antcc/atom?h=trunk 2025-10-19T06:09:09+00:00 Organize source files into directories 2025-10-19T06:09:09+00:00 lemon lsof@mailbox.org 2025-10-19T06:09:09+00:00 urn:sha1:dea8fd171acb54b6d9685422d5e391fb55074008 fixes, delnops 2025-09-09T08:46:18+00:00 lemon lsof@mailbox.org 2025-09-09T08:46:18+00:00 urn:sha1:3bac8a6bc4f04ed9d302896264809b191477e11b fix copyopt 2023-07-06T18:48:27+00:00 lemon lsof@mailbox.org 2023-07-06T18:48:27+00:00 urn:sha1:cc426d72bf14199050a8eb6f357b2d98d67e321f fix some warnings 2023-06-25T10:00:25+00:00 lemon lsof@mailbox.org 2023-06-25T10:00:25+00:00 urn:sha1:a113dd7da2f86883e43c88785b2c82a976fba30f backend: don't mixup float and int temps 2023-06-24T20:49:48+00:00 lemon lsof@mailbox.org 2023-06-24T20:49:48+00:00 urn:sha1:2c9174841434e39ba0a9675946efe25be0d8a168 copy propagation only happens when dataclasses match, register allocator ignores hints if hint register class and instruction class differ, also add mov between int and float regs in amd64/emit backend: fix regalloc to work with more complex dataflow 2023-06-24T16:47:05+00:00 lemon lsof@mailbox.org 2023-06-24T16:47:05+00:00 urn:sha1:19bbdfa3c7ae05f4694ce5e434d9855c6f2c3682 basically an allocation map at the beginning (in) and end (out) of each block is kept and after the first allocation pass another pass is ran to resolve allocation conflicts between each edge, plus another pass to finish lowering phi functions. also introduced `regset` and plenty of other miscellaneous fixes change RMORE -> RADDR; use RXXX (RNONE) for special args,also undef 2023-06-22T19:54:08+00:00 lemon lsof@mailbox.org 2023-06-22T19:54:08+00:00 urn:sha1:d313c6e49bfb32ae24745e90eebe833da20efa1a mem2reg: implement ssa construction; this breaks regalloc right now 2023-06-21T21:52:23+00:00 lemon lsof@mailbox.org 2023-06-21T21:52:23+00:00 urn:sha1:3f2221dfb9ab33b7ac44bbf822a78753a0357d25 explicitly store predecessors in each block 2023-06-21T10:32:32+00:00 lemon lsof@mailbox.org 2023-06-21T10:32:32+00:00 urn:sha1:995fd23ecd5de710a6f587d29af2874b1fb4756d add basic mem2reg 2023-06-20T17:11:15+00:00 lemon lsof@mailbox.org 2023-06-20T17:11:15+00:00 urn:sha1:8cea6c2e91641b06921b4e358c73c60981ba366d promotes uniform stack slots to temporaries currently only for immutable variables, next thing to implement is ssa construction