18 Commits

Author	SHA1	Message	Date
Jason Turner	841a80f2dd	Begin support for signed 'S' operations from AVR	2021-05-27 12:05:44 -06:00
Jason Turner	8b159faa59	Better label handling	2021-05-27 08:31:02 -06:00
Jason Turner	bb51249b4c	Optimize around single instruction jump statements	2021-05-25 19:12:16 -06:00
Jason Turner	13dbaafbfd	Optimize out flag-fixing code followed by ldy	2021-05-25 18:56:10 -06:00
Jason Turner	1f03d18d5e	Fix processing of labels to get std::variant working	2021-05-25 13:49:33 -06:00
Jason Turner	af0a07b913	Completely revamp optimization algorithms for safety and ability	2021-05-21 11:26:49 -06:00
Jason Turner	8894f4b1cf	Avoid optimizations around jsr and pla	2021-05-19 22:34:21 -06:00
Jason Turner	49cf9cc32d	Initial support for __mulhi3	2021-05-19 21:34:33 -06:00
Jason Turner	49d68fe54c	Add NOP support and allow for unused symbols	2021-05-19 15:18:44 -06:00
Jason Turner	ac8895120f	Add icall, inc, and fix up some assembly parsing	2021-05-17 13:17:26 -06:00
Jason Turner	e7a3db9dda	Fix up some optimizer passes	2021-05-13 23:35:57 -06:00
Jason Turner	28ebf888e3	Start adding command line options, and some formatting fixes	2021-05-13 22:23:25 -06:00
Jason Turner	905e850abb	Try to get carry/zero/N flags set properly for various branch states	2021-05-11 22:00:33 -06:00
Jason Turner	eedec41b1e	Fix handling of sbc/sub and enable parsing of -fverbose-asm	2021-05-09 17:31:44 -06:00
Jason Turner	a4edf7194e	Better stack handling. We now require -mtiny-stack from GCC	2021-05-08 22:59:35 -06:00
Jason Turner	baf9c092ea	Add some (broken) stack handling. Need to move to -mtiny-stack	2021-05-08 21:15:21 -06:00
Jason Turner	d2241528e5	Implement a bunch more instructions	2021-05-08 17:58:14 -06:00
Jason Turner	e6040763eb	Some code organization and splitting up	2021-05-06 23:11:12 -06:00