[libre-riscv-dev] [Bug 358] new MCU-ALU test picked up RC / OE / CR handling issue

bugzilla-daemon at libre-soc.org bugzilla-daemon at libre-soc.org
Sat May 30 22:22:51 BST 2020


https://bugs.libre-soc.org/show_bug.cgi?id=358

--- Comment #3 from Luke Kenneth Casson Leighton <lkcl at lkcl.net> ---
(In reply to Luke Kenneth Casson Leighton from comment #2)

> however this highlights something else: the destination for CR output needs
> to be implicitly set to CR0 when RC is enabled, otherwise the output stage
> has no idea where to put the result.

... which is in decode2.cr_out bitfield.
so the unit tests need to be modified to check if cr out ok is set, rather than
use RC or the OP_CMP* test.

-- 
You are receiving this mail because:
You are on the CC list for the bug.


More information about the libre-riscv-dev mailing list