6502/CLK
1
0
Fork 0
mirror of https://github.com/TomHarte/CLK.git synced 2024-07-05 10:28:58 +00:00
Code Issues Projects Releases Wiki Activity

Corrects immediate shift count.

Browse Source
This commit is contained in:
Thomas Harte 2019-04-15 12:25:45 -04:00
parent 328d297490
commit aef92ba29c
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Processors/68000/Implementation/68000Implementation.hpp
View File

@ -683,7 +683,7 @@ template <class T, bool dtack_is_implicit> void Processor<T, dtack_is_implicit>:
extend_flag_ = carry_flag_ = value & t;
#define decode_shift_count() \
const int shift_count = (decoded_instruction_ & 32) ? data_[(decoded_instruction_ >> 9) & 7].full&63 : (decoded_instruction_ >> 9) & 7; \
const int shift_count = (decoded_instruction_ & 32) ? data_[(decoded_instruction_ >> 9) & 7].full&63 : ( ((decoded_instruction_ >> 9)&7) ? ((decoded_instruction_ >> 9)&7) : 8) ; \
active_step_->microcycle.length = HalfCycles(4 * shift_count);
#define set_flags_b(t) set_flags(active_program_->destination->halves.low.halves.low, 0x80, t)