uhm, actually that should have been marked as a RFC, sorry for that.
On Thu, Dec 21, 2017 at 4:51 PM, Karol Herbst <kher...@redhat.com> wrote: > Plans are to get SPIR-V support for Nouveau with a cheap way. Before that I > was looking into Pierres work on his direct SPIR-V to nvir pass and seemed > much more complicated than doing NIR to nvir. > > In the end we still plan to get Compute support through SPIR-V and my hope is > to get that piped through NIR, so that a lot of other drivers could benefit > from this as well. > > Stuff up to GLSL 1.30 should work (just 2 piglit fails up to that), some games > run as well (truth is, I only checked one, but I expect that more will run). > Usually I took the add-stuff-until-piglit-test-passes approach so a lot of > details are still missing. > > But nevertheless I would like to get some feedback on the work and suggestions > for improving this work. > > To use NIR just set NV50_PROG_USE_NIR=1 for a mesa DEBUG build. I plan to move > it to a non debug variable for the next series. > > Features I want to work next on: > * Geometry shaders > * UBOs > > ./piglit run -x glx -x egl -x streaming-texture-leak -x max-texture-size > tests/gpu.py: > [26073/26073] skip: 1574, pass: 13451, warn: 9, fail: 5287, crash: 5752 > > Note: a lot of crashes are geometry/tesselation stuff hitting asserts. > > Karol Herbst (22): > nvir: print the shader type when dumping headers > nvir: move common converter code in base class > nvc0: add support for NIR > nvc0/debug: add env var to make nir default > nvir/nir: run some passes to make the conversion easier > nvir/nir: track defs and provide easy access functions > nvir/nir: add nir type helper functions > nvir/nir: implement CFG handling > nvir/nir: implement nir_load_const_instr > nvir/nir: add skeleton for nir_intrinsic_instr > nvir/nir: implement nir_alu_instr handling > nvir/nir: implement nir_intrinsic_load_uniform > nvir/nir: implement nir_intrinsic_store_output > nvir/nir: implement nir_intrinsic_load_input > nvir/nir: run assignSlots > nvir/nir: parse NIR shader info > nvir/nir: implement intrinsic_discard(_if) > nvir/nir: implement loading system values > nvir/nir: implement nir_ssa_undef_instr > nvir/nir: implement nir_instr_type_tex > nvir/nir: implement vote > nvir/nir: implement variable indexing > > src/gallium/drivers/nouveau/Makefile.sources | 3 + > src/gallium/drivers/nouveau/codegen/nv50_ir.cpp | 3 + > src/gallium/drivers/nouveau/codegen/nv50_ir.h | 1 + > .../nouveau/codegen/nv50_ir_from_common.cpp | 145 ++ > .../drivers/nouveau/codegen/nv50_ir_from_common.h | 59 + > .../drivers/nouveau/codegen/nv50_ir_from_nir.cpp | 2009 > ++++++++++++++++++++ > .../drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp | 146 +- > src/gallium/drivers/nouveau/meson.build | 12 +- > src/gallium/drivers/nouveau/nvc0/nvc0_program.c | 17 +- > src/gallium/drivers/nouveau/nvc0/nvc0_screen.c | 53 +- > src/gallium/drivers/nouveau/nvc0/nvc0_state.c | 24 +- > 11 files changed, 2321 insertions(+), 151 deletions(-) > create mode 100644 > src/gallium/drivers/nouveau/codegen/nv50_ir_from_common.cpp > create mode 100644 src/gallium/drivers/nouveau/codegen/nv50_ir_from_common.h > create mode 100644 src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp > > -- > 2.14.3 > _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev
