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freedreno/ir3: Add ir3 intrinsics for tessellation

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These provide the iovas for system memory buffers used for
tessellation as well as a new HW specific system value.

Signed-off-by: Kristian H. Kristensen <hoegsberg@google.com>
Acked-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Kristian H. Kristensen
2019-10-22 16:33:18 -07:00
parent d6209a50bb
commit 41984c8422
7 changed files with 37 additions and 3 deletions
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6
src/compiler/nir/nir_intrinsics.py
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@@ -792,6 +792,12 @@ system_value("vs_vertex_stride_ir3", 1)
system_value("gs_header_ir3", 1)
system_value("primitive_location_ir3", 1, indices=[DRIVER_LOCATION])
# System values for freedreno tessellation shaders.
system_value("hs_patch_stride_ir3", 1)
system_value("tess_factor_base_ir3", 2)
system_value("tess_param_base_ir3", 2)
system_value("tcs_header_ir3", 1)
# IR3-specific load/store intrinsics. These access a buffer used to pass data
# between geometry stages - perhaps it's explicit access to the vertex cache.