Re: [PATCH v2 3/3] target/m68k: add M68K_FEATURE_UNALIGNED_DATA feature

2021-03-09 Thread Laurent Vivier
Le 08/03/2021 à 13:11, Mark Cave-Ayland a écrit : > According to the M68040UM Appendix D the requirement for data accesses to be > word aligned is only for the 68000, 68008 and 68010 CPUs. Later CPUs from the > 68020 onwards will allow unaligned data accesses but at the cost of being less > efficie

Re: [PATCH v2 3/3] target/m68k: add M68K_FEATURE_UNALIGNED_DATA feature

2021-03-09 Thread Richard Henderson
On 3/8/21 4:11 AM, Mark Cave-Ayland wrote: According to the M68040UM Appendix D the requirement for data accesses to be word aligned is only for the 68000, 68008 and 68010 CPUs. Later CPUs from the 68020 onwards will allow unaligned data accesses but at the cost of being less efficient. Add a ne

[PATCH v2 3/3] target/m68k: add M68K_FEATURE_UNALIGNED_DATA feature

2021-03-08 Thread Mark Cave-Ayland
According to the M68040UM Appendix D the requirement for data accesses to be word aligned is only for the 68000, 68008 and 68010 CPUs. Later CPUs from the 68020 onwards will allow unaligned data accesses but at the cost of being less efficient. Add a new M68K_FEATURE_UNALIGNED_DATA feature to spec