6502/CLK
1
0
Fork 0
mirror of https://github.com/TomHarte/CLK.git synced 2025-03-27 04:29:45 +00:00
Code Issues Projects Releases Wiki Activity

Adjust data abort address.

Browse Source
This commit is contained in:
Thomas Harte 2024-03-23 20:31:25 -04:00
parent c720f3910a
commit 55f92e2411
1 changed files with 5 additions and 3 deletions

8
InstructionSets/ARM/Registers.hpp

@ -166,10 +166,12 @@ struct Registers {
case Exception::Address: return 4;
// "A Data Abort requires [work before a return], the return being
// done by SUBS PC, R14_svc, #8".
case Exception::DataAbort: return 8;
// done by SUBS PC, R14_svc, #8" (and returning to the instruction
// that aborted).
case Exception::DataAbort: return 4;
// "To continue after a Prefetch Abort use SUBS PC, R14_svc #4".
// "To continue after a Prefetch Abort use SUBS PC, R14_svc #4.
// This will attempt to re-execute the aborting instruction."
case Exception::PrefetchAbort: return 4;
// "To return from a SWI, use MOVS PC, R14_svc. This returns to the instruction