[Mesa-dev] [PATCH 1.2/8 v2] spirv: Generate spirv_info.c

Jason Ekstrand jason at jlekstrand.net
Mon Jul 17 19:34:06 UTC 2017


Reviewed-by: Jason Ekstrand <jason at jlekstrand.net>

On Mon, Jul 17, 2017 at 12:31 PM, Ian Romanick <idr at freedesktop.org> wrote:

> From: Ian Romanick <ian.d.romanick at intel.com>
>
> The old table based spirv_*_to_string functions would return NULL for
> any values "inside" the table that didn't have entries.  The tables also
> needed to be updated by hand each time a new spirv.h was imported.
> Generate the file instead.
>
> v2: Make this script work more like src/mesa/main/format_fallback.py.
> Suggested by Jason.  Remove SCons supports.  Suggested by Jason and
> Emil.  Put all the build work in Makefile.nir.am in lieu of adding a new
> Makefile.spirv.am.  Suggested by Emil.  Add support for Android builds
> based on code provided by Emil.
>
> Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
> Suggested-by: Jason Ekstrand <jason at jlekstrand.net>
> ---
>  src/compiler/Android.nir.gen.mk    |   7 ++
>  src/compiler/Makefile.nir.am       |  16 +++-
>  src/compiler/Makefile.sources      |   4 +-
>  src/compiler/spirv/spirv_info.c    | 156 ------------------------------
> -------
>  src/compiler/spirv/spirv_info_c.py |  82 +++++++++++++++++++
>  5 files changed, 106 insertions(+), 159 deletions(-)
>  delete mode 100644 src/compiler/spirv/spirv_info.c
>  create mode 100644 src/compiler/spirv/spirv_info_c.py
>
> diff --git a/src/compiler/Android.nir.gen.mk b/src/compiler/Android.nir.
> gen.mk
> index 908875d..4507ac4 100644
> --- a/src/compiler/Android.nir.gen.mk
> +++ b/src/compiler/Android.nir.gen.mk
> @@ -94,3 +94,10 @@ nir_opt_algebraic_deps := \
>  $(intermediates)/nir/nir_opt_algebraic.c: $(nir_opt_algebraic_deps)
>         @mkdir -p $(dir $@)
>         $(hide) $(MESA_PYTHON2) $(nir_opt_algebraic_gen) $< > $@
> +
> +LOCAL_GENERATED_SOURCES += $(addprefix $(intermediates)/, \
> +       $(SPIRV_GENERATED_FILES))
> +
> +$(intermediates)/spirv/spirv_info.c: $(LOCAL_PATH)/spirv/spirv_info_c.py
> $(LOCAL_PATH)/spirv/spirv.core.grammar.json
> +       @mkdir -p $(dir $@)
> +       $(hide) $(MESA_PYTHON2) $(LOCAL_PATH)/spirv/spirv_info_c.py
> $(LOCAL_PATH)/spirv/spirv.core.grammar.json $@ || ($(RM) $@; false)
> diff --git a/src/compiler/Makefile.nir.am b/src/compiler/Makefile.nir.am
> index 13f02a7..1533ee5 100644
> --- a/src/compiler/Makefile.nir.am
> +++ b/src/compiler/Makefile.nir.am
> @@ -29,6 +29,7 @@ nir_libnir_la_LIBADD = \
>  nir_libnir_la_SOURCES =                                        \
>         $(NIR_FILES)                                    \
>         $(SPIRV_FILES)                                  \
> +       $(SPIRV_GENERATED_FILES)                        \
>         $(NIR_GENERATED_FILES)
>
>  nir/nir_builder_opcodes.h: nir/nir_opcodes.py nir/nir_builder_opcodes_h.py
> @@ -51,6 +52,10 @@ nir/nir_opt_algebraic.c: nir/nir_opt_algebraic.py
> nir/nir_algebraic.py
>         $(MKDIR_GEN)
>         $(PYTHON_GEN) $(srcdir)/nir/nir_opt_algebraic.py > $@ || ($(RM)
> $@; false)
>
> +spirv/spirv_info.c: spirv/spirv_info_c.py spirv/spirv.core.grammar.json
> +       $(MKDIR_GEN)
> +       $(PYTHON_GEN) $(srcdir)/spirv/spirv_info_c.py
> $(srcdir)/spirv/spirv.core.grammar.json $@ || ($(RM) $@; false)
> +
>  noinst_PROGRAMS += spirv2nir
>
>  spirv2nir_SOURCES = \
> @@ -91,8 +96,13 @@ nir_tests_control_flow_tests_LDADD =                 \
>  TESTS += nir/tests/control_flow_tests
>
>
> -BUILT_SOURCES += $(NIR_GENERATED_FILES)
> -CLEANFILES += $(NIR_GENERATED_FILES)
> +BUILT_SOURCES += \
> +       $(NIR_GENERATED_FILES) \
> +       $(SPIRV_GENERATED_FILES)
> +
> +CLEANFILES += \
> +       $(NIR_GENERATED_FILES) \
> +       $(SPIRV_GENERATED_FILES)
>
>  EXTRA_DIST += \
>         nir/nir_algebraic.py                            \
> @@ -104,4 +114,6 @@ EXTRA_DIST += \
>         nir/nir_opt_algebraic.py                        \
>         nir/tests \
>         nir/README \
> +       spirv/spirv_info_c.py                           \
> +       spirv/spirv.core.grammar.json                   \
>         SConscript.nir
> diff --git a/src/compiler/Makefile.sources b/src/compiler/Makefile.sources
> index d3447fb..785782b 100644
> --- a/src/compiler/Makefile.sources
> +++ b/src/compiler/Makefile.sources
> @@ -277,12 +277,14 @@ NIR_FILES = \
>         nir/nir_worklist.c \
>         nir/nir_worklist.h
>
> +SPIRV_GENERATED_FILES = \
> +       spirv/spirv_info.c
> +
>  SPIRV_FILES = \
>         spirv/GLSL.std.450.h \
>         spirv/nir_spirv.h \
>         spirv/spirv.h \
>         spirv/spirv_info.h \
> -       spirv/spirv_info.c \
>         spirv/spirv_to_nir.c \
>         spirv/vtn_alu.c \
>         spirv/vtn_cfg.c \
> diff --git a/src/compiler/spirv/spirv_info.c b/src/compiler/spirv/spirv_
> info.c
> deleted file mode 100644
> index 1036b41..0000000
> --- a/src/compiler/spirv/spirv_info.c
> +++ /dev/null
> @@ -1,156 +0,0 @@
> -/*
> - * Copyright © 2016 Intel Corporation
> - *
> - * Permission is hereby granted, free of charge, to any person obtaining a
> - * copy of this software and associated documentation files (the
> "Software"),
> - * to deal in the Software without restriction, including without
> limitation
> - * the rights to use, copy, modify, merge, publish, distribute,
> sublicense,
> - * and/or sell copies of the Software, and to permit persons to whom the
> - * Software is furnished to do so, subject to the following conditions:
> - *
> - * The above copyright notice and this permission notice (including the
> next
> - * paragraph) shall be included in all copies or substantial portions of
> the
> - * Software.
> - *
> - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> EXPRESS OR
> - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
> MERCHANTABILITY,
> - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT
> SHALL
> - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
> OTHER
> - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> DEALINGS
> - * IN THE SOFTWARE.
> - */
> -
> -#include "spirv_info.h"
> -#include "util/macros.h"
> -
> -#define CAPABILITY(cap) [SpvCapability##cap] = #cap
> -static const char * const capability_to_string[] = {
> -   CAPABILITY(Matrix),
> -   CAPABILITY(Shader),
> -   CAPABILITY(Geometry),
> -   CAPABILITY(Tessellation),
> -   CAPABILITY(Addresses),
> -   CAPABILITY(Linkage),
> -   CAPABILITY(Kernel),
> -   CAPABILITY(Vector16),
> -   CAPABILITY(Float16Buffer),
> -   CAPABILITY(Float16),
> -   CAPABILITY(Float64),
> -   CAPABILITY(Int64),
> -   CAPABILITY(Int64Atomics),
> -   CAPABILITY(ImageBasic),
> -   CAPABILITY(ImageReadWrite),
> -   CAPABILITY(ImageMipmap),
> -   CAPABILITY(Pipes),
> -   CAPABILITY(Groups),
> -   CAPABILITY(DeviceEnqueue),
> -   CAPABILITY(LiteralSampler),
> -   CAPABILITY(AtomicStorage),
> -   CAPABILITY(Int16),
> -   CAPABILITY(TessellationPointSize),
> -   CAPABILITY(GeometryPointSize),
> -   CAPABILITY(ImageGatherExtended),
> -   CAPABILITY(StorageImageMultisample),
> -   CAPABILITY(UniformBufferArrayDynamicIndexing),
> -   CAPABILITY(SampledImageArrayDynamicIndexing),
> -   CAPABILITY(StorageBufferArrayDynamicIndexing),
> -   CAPABILITY(StorageImageArrayDynamicIndexing),
> -   CAPABILITY(ClipDistance),
> -   CAPABILITY(CullDistance),
> -   CAPABILITY(ImageCubeArray),
> -   CAPABILITY(SampleRateShading),
> -   CAPABILITY(ImageRect),
> -   CAPABILITY(SampledRect),
> -   CAPABILITY(GenericPointer),
> -   CAPABILITY(Int8),
> -   CAPABILITY(InputAttachment),
> -   CAPABILITY(SparseResidency),
> -   CAPABILITY(MinLod),
> -   CAPABILITY(Sampled1D),
> -   CAPABILITY(Image1D),
> -   CAPABILITY(SampledCubeArray),
> -   CAPABILITY(SampledBuffer),
> -   CAPABILITY(ImageBuffer),
> -   CAPABILITY(ImageMSArray),
> -   CAPABILITY(StorageImageExtendedFormats),
> -   CAPABILITY(ImageQuery),
> -   CAPABILITY(DerivativeControl),
> -   CAPABILITY(InterpolationFunction),
> -   CAPABILITY(TransformFeedback),
> -   CAPABILITY(GeometryStreams),
> -   CAPABILITY(StorageImageReadWithoutFormat),
> -   CAPABILITY(StorageImageWriteWithoutFormat),
> -   CAPABILITY(MultiViewport),
> -   CAPABILITY(SubgroupDispatch),
> -   CAPABILITY(NamedBarrier),
> -   CAPABILITY(PipeStorage),
> -   CAPABILITY(SubgroupBallotKHR),
> -   CAPABILITY(DrawParameters),
> -};
> -
> -const char *
> -spirv_capability_to_string(SpvCapability cap)
> -{
> -   if (cap < ARRAY_SIZE(capability_to_string))
> -      return capability_to_string[cap];
> -   else
> -      return "unknown";
> -}
> -
> -#define DECORATION(dec) [SpvDecoration##dec] = #dec
> -static const char * const decoration_to_string[] = {
> -   DECORATION(RelaxedPrecision),
> -   DECORATION(SpecId),
> -   DECORATION(Block),
> -   DECORATION(BufferBlock),
> -   DECORATION(RowMajor),
> -   DECORATION(ColMajor),
> -   DECORATION(ArrayStride),
> -   DECORATION(MatrixStride),
> -   DECORATION(GLSLShared),
> -   DECORATION(GLSLPacked),
> -   DECORATION(CPacked),
> -   DECORATION(BuiltIn),
> -   DECORATION(NoPerspective),
> -   DECORATION(Flat),
> -   DECORATION(Patch),
> -   DECORATION(Centroid),
> -   DECORATION(Sample),
> -   DECORATION(Invariant),
> -   DECORATION(Restrict),
> -   DECORATION(Aliased),
> -   DECORATION(Volatile),
> -   DECORATION(Constant),
> -   DECORATION(Coherent),
> -   DECORATION(NonWritable),
> -   DECORATION(NonReadable),
> -   DECORATION(Uniform),
> -   DECORATION(SaturatedConversion),
> -   DECORATION(Stream),
> -   DECORATION(Location),
> -   DECORATION(Component),
> -   DECORATION(Index),
> -   DECORATION(Binding),
> -   DECORATION(DescriptorSet),
> -   DECORATION(Offset),
> -   DECORATION(XfbBuffer),
> -   DECORATION(XfbStride),
> -   DECORATION(FuncParamAttr),
> -   DECORATION(FPRoundingMode),
> -   DECORATION(FPFastMathMode),
> -   DECORATION(LinkageAttributes),
> -   DECORATION(NoContraction),
> -   DECORATION(InputAttachmentIndex),
> -   DECORATION(Alignment),
> -   DECORATION(MaxByteOffset),
> -};
> -
> -const char *
> -spirv_decoration_to_string(SpvDecoration dec)
> -{
> -   if (dec < ARRAY_SIZE(decoration_to_string))
> -      return decoration_to_string[dec];
> -   else
> -      return "unknown";
> -}
> diff --git a/src/compiler/spirv/spirv_info_c.py
> b/src/compiler/spirv/spirv_info_c.py
> new file mode 100644
> index 0000000..c5e11df
> --- /dev/null
> +++ b/src/compiler/spirv/spirv_info_c.py
> @@ -0,0 +1,82 @@
> +COPYRIGHT = """\
> +/*
> + * Copyright (C) 2017 Intel Corporation
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the
> "Software"),
> + * to deal in the Software without restriction, including without
> limitation
> + * the rights to use, copy, modify, merge, publish, distribute,
> sublicense,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice (including the
> next
> + * paragraph) shall be included in all copies or substantial portions of
> the
> + * Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
> MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT
> SHALL
> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
> OTHER
> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> + * DEALINGS IN THE SOFTWARE.
> + */
> +"""
> +
> +import argparse
> +import json
> +from sys import stdout
> +from mako.template import Template
> +
> +def collect_data(spirv, kind):
> +    for x in spirv["operand_kinds"]:
> +        if x["kind"] == kind:
> +            operands = x
> +            break
> +
> +    # There are some duplicate values in some of the tables (thanks
> guys!), so
> +    # filter them out.
> +    last_value = -1
> +    values = []
> +    for x in operands["enumerants"]:
> +        if x["value"] != last_value:
> +            last_value = x["value"]
> +            values.append(x["enumerant"])
> +
> +    return (kind, values)
> +
> +def parse_args():
> +    p = argparse.ArgumentParser()
> +    p.add_argument("json")
> +    p.add_argument("out")
> +    return p.parse_args()
> +
> +TEMPLATE  = Template(COPYRIGHT + """\
> +#include "spirv_info.h"
> +% for kind,values in info:
> +
> +const char *
> +spirv_${kind.lower()}_to_string(Spv${kind} v)
> +{
> +   switch (v) {
> +    % for name in values:
> +   case Spv${kind}${name}: return "Spv${kind}${name}";
> +    % endfor
> +   case Spv${kind}Max: break; /* silence warnings about unhandled enums.
> */
> +   }
> +
> +   return "unknown";
> +}
> +% endfor
> +""")
> +
> +if __name__ == "__main__":
> +    pargs = parse_args()
> +
> +    spirv_info = json.JSONDecoder().decode(open(pargs.json, "r").read())
> +
> +    capabilities = collect_data(spirv_info, "Capability")
> +    decorations = collect_data(spirv_info, "Decoration")
> +
> +    with open(pargs.out, 'w') as f:
> +        f.write(TEMPLATE.render(info=[capabilities, decorations]))
> --
> 2.9.4
>
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