Files
mesa/src/panfrost/compiler
Alyssa Rosenzweig d1eb17e92e treewide: Drop nir_ssa_for_src users
Via Coccinelle patch:

    @@
    expression b, s, n;
    @@

    -nir_ssa_for_src(b, *s, n)
    +s->ssa

    @@
    expression b, s, n;
    @@

    -nir_ssa_for_src(b, s, n)
    +s.ssa

Reviewed-by: Christian Gmeiner <cgmeiner@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25247>
2023-09-18 10:25:17 -04:00
..
2023-05-29 21:06:12 +00:00
2023-08-14 21:22:52 +00:00

Bifrost compiler

Register file

Defined partially in software, partially in hardware.

Blend shaders

R0 - R3: input (color #0) R4 - R7: input (color #1) R8 - R15: general purpose R48: return address

Fragment

Anything live during BLEND must respect blend shader registers.

R0 - R3: preloaded (message #0) R4 - R7: preloaded (message #1) R57 - R63: preloaded (various)

R0 - R15: general purpose (full threads) R48 - R63: general purpose (full threads)

R32 - R47: general purpose (half threads, or v6)