Lionel Landwerlin 5717f13dff nir/lower_shader_calls: add a pass to sort/pack values on the stack
The previous pass shrinking values stored on the stack might have left
some gaps on the stack (a vec4 turned into a vec3 for instance).

This pass reorders variables on the stack, by component bit size and
by ssa value number. The component size is useful to pack smaller
values together. The ssa value number is also important because if we
have 2 calls spilling the same values, then we can avoid reemiting the
spillings if the values are stored in the same location.

v2: Remove unused sorting function (Konstantin)

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Konstantin Seurer <konstantin.seurer@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16556>
2022-10-26 12:53:25 +00:00
2022-10-25 10:06:45 +00:00
2022-10-12 19:26:01 +00:00
2022-10-20 22:52:06 +00:00
2022-09-12 05:58:12 +00:00
2022-01-19 15:17:17 +00:00
2022-10-01 03:17:33 +00:00
2022-08-03 17:16:14 +00:00

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


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