Commit graph

6 commits

Author SHA1 Message Date
outofmbufs
5df044e44c Really fix #23, this time without making Unix crash 2025-04-08 22:35:02 -05:00
outofmbufs
bbaf5e8bc6 Fixes #23 RTT/RTI too trusting 2025-04-08 22:16:48 -05:00
Neil Webber
4651d137f7 HALT in user mode is ReservedInst, not AddressError 2024-05-16 15:39:44 -05:00
folkert van heusden
b018d4bf06
According to
https://bitsavers.org/pdf/dec/pdp11/1170/PDP-11_70_Handbook_1977-78.pdf
page 64 (4-24):

"N: set if high-order bit of low-order byte (bit 7) of
result is set; cleared otherwise"
2024-03-29 15:00:57 +01:00
Neil Webber
af5bca7ae1 BPT and IOT 2023-10-16 09:09:25 -05:00
Neil Webber
7760907dff First release 2023-09-04 12:49:58 -05:00