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nir: add nir_export_dual_src_blend_amd intrinsic

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For GFX11 export dual source blend outputs when ACO.
ACO need a pseudo instruction to emit a block of
code which can't be done in nir currently.

Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22199>
This commit is contained in:
Qiang Yu 2023-04-23 11:49:26 +08:00 • committed by Marge Bot
parent 01f4addc18
commit eb1fe8c32f
1 changed files with 4 additions and 0 deletions
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4
src/compiler/nir/nir_intrinsics.py
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@ -1607,6 +1607,10 @@ system_value("lds_ngg_gs_out_vertex_base_amd", 1)
# FLAGS = AC_EXP_FLAG_*
intrinsic("export_amd", [0], indices=[BASE, WRITE_MASK, FLAGS])
# Export dual source blend outputs with swizzle operation
# src[] = { mrt0, mrt1 }
intrinsic("export_dual_src_blend_amd", [0, 0], indices=[WRITE_MASK])
# Alpha test reference value
system_value("alpha_reference_amd", 1)