[Libre-soc-bugs] [Bug 323] create POWER9 MUL pipeline

bugzilla-daemon at libre-soc.org bugzilla-daemon at libre-soc.org
Sat Jul 25 22:28:04 BST 2020


--- Comment #7 from Luke Kenneth Casson Leighton <lkcl at lkcl.net> ---
ha, hilarious

    overflow <- ((prod[0:32] != 0x0_0000_0000) &
                 (prod[0:32] != 0x1_ffff_ffff))

that's in hexadecimal, which is 36 bits long, not 33.  so the
pseudocode rightly complains.

i changed it to [0]*33 and [1]*33 and that works.

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