On Thu, 2018-05-03 at 11:44 -0700, Clayton Craft wrote:
> Quoting Iago Toral Quiroga (2018-04-30 07:18:08)
> > This version addresses the feedback received to v1, which includes
> > moving the
> > bit-size lowering pass from intel to core NIR (patch 8) and a
> > separate patch
> > to add Intel's specific configuration for int16 (patch 9), and then
> > it also
> > adds a few things that were missing in the first version, namely, a
> > fix for
> > 16-bit comparisons to emit 32-bit booleans (patch 10 -a patch to
> > optimize the
> > resulting code will come later-) and 16-bit pack/unpack which is
> > needed for
> > 16-bit bitcasts (patches 11-15).
> > 
> > Patches 6-15 need review, the rest (1-5 and 16-18), have already
> > been reviewed
> > and don't have changes.
> > 
> > A branch with the series is available for testing in the
> > 'itoral/shaderInt16ForReview_v2' branch of the Igalia mesa
> > repository at
> > github:
> > 
> > https://github.com/Igalia/mesa/tree/itoral/shaderInt16ForReview_v2
> > 
> > Iago Toral Quiroga (16):
> >   intel/compiler: fix isign for 16-bit integers
> >   i965/compiler: handle conversion to smaller type in the lowering
> > pass
> >     for that
> >   intel/compiler: implement conversion between float/int 16-bit
> > types
> >   intel/compiler: implement conversions from 16-bit int/float to
> > bool
> >   intel/compiler: fix brw_imm_w for negative 16-bit integers
> >   compiler/nir: add a lowering pass to convert the bit size of ALU
> >     operations
> >   intel/compiler: lower some 16-bit integer operations to 32-bit
> >   intel/compiler: fix 16-bit comparisons
> >   nir: add opcodes for 16-bit packing and unpacking
> >   nir/lower_64bit_packing: extend the pass to handle packing from /
> > to
> >     16-bit.
> >   compiler/lower_64bit_packing: rename the pass to be more generic
> >   compiler/spirv: implement 16-bit bitcasts
> >   intel/compiler: implement 16-bit pack/unpack opcodes
> >   compiler/spirv: add implementation to check for
> > SpvCapabilityInt16
> >     support
> >   anv/pipeline: support SpvCapabilityInt16 in gen8+
> >   anv/device: expose shaderInt16 support in gen8+
> > 
> > Jose Maria Casanova Crespo (2):
> >   intel/compiler: implement nir_instr_type_load_const for 16-bit
> >     constants
> >   intel/compiler: fix brw_negate_immediate for 16-bit types
> > 
> >  src/amd/vulkan/radv_shader.c                       |   2 +-
> >  src/compiler/Makefile.sources                      |   3 +-
> >  src/compiler/nir/meson.build                       |   3 +-
> >  src/compiler/nir/nir.h                             |   8 +-
> >  src/compiler/nir/nir_lower_bit_size.c              | 127
> > +++++++++++++++++++++
> >  ...r_lower_64bit_packing.c => nir_lower_packing.c} |  70
> > ++++++++++--
> >  src/compiler/nir/nir_opcodes.py                    |  19 +++
> >  src/compiler/shader_info.h                         |   1 +
> >  src/compiler/spirv/spirv_to_nir.c                  |   4 +-
> >  src/compiler/spirv/vtn_alu.c                       |  31 +++--
> >  src/intel/compiler/brw_fs_lower_conversions.cpp    |   5 +-
> >  src/intel/compiler/brw_fs_nir.cpp                  | 100
> > +++++++++++-----
> >  src/intel/compiler/brw_nir.c                       |  23 +++-
> >  src/intel/compiler/brw_reg.h                       |   2 +-
> >  src/intel/compiler/brw_shader.cpp                  |  11 +-
> >  src/intel/vulkan/anv_device.c                      |   2 +-
> >  src/intel/vulkan/anv_pipeline.c                    |   1 +
> >  src/mesa/state_tracker/st_glsl_to_nir.cpp          |   2 +-
> >  18 files changed, 356 insertions(+), 58 deletions(-)
> >  create mode 100644 src/compiler/nir/nir_lower_bit_size.c
> >  rename src/compiler/nir/{nir_lower_64bit_packing.c =>
> > nir_lower_packing.c} (56%)
> > 
> > -- 
> > 2.14.1
> > 
> > _______________________________________________
> > mesa-dev mailing list
> > mesa-dev@lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/mesa-dev
> 
> Since this patch series was merged, we are seeing a number of
> failures in CI on
> BSW, GLK, and BXT platforms:
> 
> dEQP-VK.spirv_assembly.instruction.compute.sconvert.int16_to_int64
> dEQP-VK.spirv_assembly.instruction.compute.uconvert.uint16_to_uint64
> dEQP-VK.spirv_assembly.instruction.compute.sconvert.int16_to_uint64
> 
> 
> fdo bug: #106389
> 
> 
> Output from tests is:
> 
> dEQP-VK.spirv_assembly.instruction.compute.sconvert.int16_to_int64:
>   INTEL-MESA: error: ../src/intel/vulkan/anv_queue.c:275:
>   VK_ERROR_OUT_OF_HOST_MEMORY
>   INTEL-MESA: error: ../src/intel/vulkan/genX_state.c:247:
>   VK_ERROR_OUT_OF_HOST_MEMORY
>   deqp-vk: ../src/intel/compiler/brw_fs_generator.cpp:2482: int
>   fs_generator::generate_code(const cfg_t*, int): Assertion
> `validated' failed.
> 
> dEQP-VK.spirv_assembly.instruction.compute.uconvert.uint16_to_uint64:
>   INTEL-MESA: warning: ../src/intel/vulkan/anv_device.c:1034:
> FINISHME: Implement
>   pop-free point clipping
>   INTEL-MESA: debug: anv_GetPhysicalDeviceProperties2: ignored
> VkStructureType
>   1000145002
>   INTEL-MESA: debug: anv_GetPhysicalDeviceProperties2: ignored
> VkStructureType
>   1000145002
>   INTEL-MESA: error: ../src/intel/vulkan/anv_device.c:2602:
>   VK_ERROR_OUT_OF_HOST_MEMORY
>   INTEL-MESA: error: ../src/intel/vulkan/anv_image.c:581:
>   VK_ERROR_OUT_OF_HOST_MEMORY
>   INTEL-MESA: error: ../src/intel/vulkan/anv_cmd_buffer.c:194:
>   VK_ERROR_OUT_OF_HOST_MEMORY
>   INTEL-MESA: error: ../src/intel/vulkan/anv_batch_chain.c:273:
>   VK_ERROR_OUT_OF_HOST_MEMORY
>   INTEL-MESA: error: ../src/intel/vulkan/anv_batch_chain.c:67:
>   VK_ERROR_OUT_OF_HOST_MEMORY
>   INTEL-MESA: error: ../src/intel/vulkan/anv_batch_chain.c:75:
>   VK_ERROR_OUT_OF_HOST_MEMORY
>   INTEL-MESA: error: ../src/intel/vulkan/anv_batch_chain.c:67:
>   VK_ERROR_OUT_OF_HOST_MEMORY
>   ../src/intel/isl/isl.c:683: FINISHME:
>   ../src/intel/isl/isl.c:isl_calc_phys_level0_extent_sa: YUV format
>   deqp-vk: ../src/intel/compiler/brw_fs_generator.cpp:2482: int
>   fs_generator::generate_code(const cfg_t*, int): Assertion
> `validated' failed.
> 
> dEQP-VK.spirv_assembly.instruction.compute.sconvert.int16_to_uint64:
>   INTEL-MESA: error: ../src/intel/vulkan/anv_device.c:2602:
>   VK_ERROR_OUT_OF_HOST_MEMORY
>   INTEL-MESA: error: ../src/intel/vulkan/anv_image.c:581:
>   VK_ERROR_OUT_OF_HOST_MEMORY
>   deqp-vk: ../src/intel/compiler/brw_fs_generator.cpp:2482: int
>   fs_generator::generate_code(const cfg_t*, int): Assertion
> `validated' failed.

Thanks for the report, it seems that developer CI builds don't run on
these platforms because they take too long, so we had never seen the
problem before. I have a BSW platform around in the office so I hope to
have a look at this problem today.

Iago

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