> This unch_memory in struct resources is a left-over from
> RTX_UNCHANGING_P, but it looks like the change-over to MEM_READONLY_P
> was done incorrectly: The resource_conflicts_p code now reports
> conflicts for insns reading readonly memory and insns reading "normal"
> memory or no memory at all.
On Sat, May 11, 2013 at 1:22 AM, Steven Bosscher wrote:
> Hello,
>
> This unch_memory in struct resources is a left-over from
> RTX_UNCHANGING_P, but it looks like the change-over to MEM_READONLY_P
> was done incorrectly: The resource_conflicts_p code now reports
> conflicts for insns reading read
Hello,
This unch_memory in struct resources is a left-over from
RTX_UNCHANGING_P, but it looks like the change-over to MEM_READONLY_P
was done incorrectly: The resource_conflicts_p code now reports
conflicts for insns reading readonly memory and insns reading "normal"
memory or no memory at all.