Rewrite mktime in assembly

-415 bytes, -39% cycles, Unit test expanded to cover more cases (there was a bug in 2100 before!)
2024-01-10 22:20:43 +01:00
parent 348a9048b7
commit 03d5e5fba0
8 changed files with 575 additions and 283 deletions
--- a/libsrc/common/_time_t_to_tm.s
+++ b/libsrc/common/_time_t_to_tm.s
@@ -41,7 +41,7 @@ __time_t_to_tm:
        ldx     #.sizeof(tm)-1
 :       sta     TM,x
        dex
-        bne     :-
+        bpl     :-

        ; Divide t/86400
        jsr     udiv32