Pavel Ondračka 26836438cb r300: optimize swizzle for inline constants
We can use any swizzle to access it, so if the inline constant is in
ADD,try to have the swizzle same as the second channel so that we can
potentially use presubtract later.

RV530:
total instructions in shared programs: 129366 -> 129306 (-0.05%)
instructions in affected programs: 10191 -> 10131 (-0.59%)
helped: 56
HURT: 12
total presub in shared programs: 8421 -> 8791 (4.39%)
presub in affected programs: 1523 -> 1893 (24.29%)
helped: 0
HURT: 102
total temps in shared programs: 17561 -> 17562 (<.01%)
temps in affected programs: 47 -> 48 (2.13%)
helped: 2
HURT: 4
total lits in shared programs: 3021 -> 3179 (5.23%)
lits in affected programs: 427 -> 585 (37.00%)
helped: 0
HURT: 37
total cycles in shared programs: 197845 -> 197512 (-0.17%)
cycles in affected programs: 18949 -> 18616 (-1.76%)
helped: 50
HURT: 19

Signed-off-by: Pavel Ondračka <pavel.ondracka@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28428>
2024-04-12 15:35:50 +00:00
2024-04-10 14:25:02 +00:00
2022-11-22 19:04:13 +00:00
2024-03-13 15:21:07 +00:00
2024-04-11 01:32:09 +00:00
2024-04-08 20:28:43 +00:00
2024-01-24 10:02:10 +00:00
2023-11-02 11:37:46 +00:00
2024-01-24 10:53:14 +00:00
2024-01-11 11:05:47 +00:00

`Mesa <https://mesa3d.org>`_ - The 3D Graphics Library
======================================================


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