diff options
| -rw-r--r-- | main.asm | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -21,8 +21,8 @@ ;;; ;;; D0 = current instruction, scratch for macros ;;; D1 = scratch for instructions +;;; D2 = undefined ;;; -;;; D2 = emulated SP, PC SP high, PC low - both virtual addresses ;;; ;;; The following have their shadows in the top half of the register ;;; D3 = AF A is in the low byte, F in the high byte (yeah ... speed) @@ -402,6 +402,7 @@ emu_op_07: ; S2 T4 emu_op_08: ; S2 T4 ;; EX AF,AF' ;; No flags + ;; XXX AF swap d3 DONE @@ -2307,6 +2308,7 @@ emu_op_f0: emu_op_f1: ;; POP AF ;; SPEED this can be made faster ... + ;; XXX AF POPW d3 move.w d3,(flag_byte-flag_storage)(a3) move.b #$ff,(flag_valid-flag_storage)(a3) @@ -2338,6 +2340,7 @@ emu_op_f5: bsr flags_normalize LOHI d3 move.b flag_byte(pc),d3 + ;; XXX wrong HILO d3 PUSHW d3 DONE |