[Mesa-dev] [PATCH 11/24] spirv_extensions: add list of extensions and to_string method
Eric Engestrom
eric.engestrom at imgtec.com
Tue Nov 28 10:36:55 UTC 2017
On Monday, 2017-11-27 13:21:31 +0200, Tapani Pälli wrote:
>
>
> On 11/15/2017 03:22 PM, Eduardo Lima Mitev wrote:
> > From: Alejandro Piñeiro <apinheiro at igalia.com>
> >
> > Ideally this should be generated somehow. One option would be gather
> > all the extension dependencies listed on the core grammar, but there
> > would be the possibility of not including some of the extensions.
> >
> > Note that spirv-tools is doing it just slightly better, as it has a
> > hardcoded list of extensions manually took from the registry, that
> > they parse to get the enum and the to_string method (see
> > generate_grammar_tables.py).
> > ---
> > src/compiler/Makefile.sources | 2 +
> > src/compiler/spirv/spirv_extensions.c | 61 +++++++++++++++++++++++++++++++
> > src/compiler/spirv/spirv_extensions.h | 69 +++++++++++++++++++++++++++++++++++
> > 3 files changed, 132 insertions(+)
> > create mode 100644 src/compiler/spirv/spirv_extensions.c
> > create mode 100644 src/compiler/spirv/spirv_extensions.h
> >
> > diff --git a/src/compiler/Makefile.sources b/src/compiler/Makefile.sources
> > index 2ab8e163a26..f198456c751 100644
> > --- a/src/compiler/Makefile.sources
> > +++ b/src/compiler/Makefile.sources
> > @@ -293,6 +293,8 @@ SPIRV_FILES = \
> > spirv/GLSL.std.450.h \
> > spirv/nir_spirv.h \
> > spirv/spirv.h \
> > + spirv/spirv_extensions.c \
> > + spirv/spirv_extensions.h \
> > spirv/spirv_info.h \
> > spirv/spirv_to_nir.c \
> > spirv/vtn_alu.c \
> > diff --git a/src/compiler/spirv/spirv_extensions.c b/src/compiler/spirv/spirv_extensions.c
> > new file mode 100644
> > index 00000000000..64d61c49d31
> > --- /dev/null
> > +++ b/src/compiler/spirv/spirv_extensions.c
> > @@ -0,0 +1,61 @@
> > +/*
> > + * Copyright © 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.
> > + */
> > +
> > +#include "spirv.h"
> > +#include "spirv_extensions.h"
> > +
> > +const char *
> > +spirv_extensions_to_string(SpvExtension ext)
> > +{
> > + switch (ext) {
> > + case SPV_AMD_shader_explicit_vertex_parameter: return "SPV_AMD_shader_explicit_vertex_parameter";
> > + case SPV_AMD_shader_trinary_minmax: return "SPV_AMD_shader_trinary_minmax";
> > + case SPV_AMD_gcn_shader: return "SPV_AMD_gcn_shader";
> > + case SPV_KHR_shader_ballot: return "SPV_KHR_shader_ballot";
> > + case SPV_AMD_shader_ballot: return "SPV_AMD_shader_ballot";
> > + case SPV_AMD_gpu_shader_half_float: return "SPV_AMD_gpu_shader_half_float";
> > + case SPV_KHR_shader_draw_parameters: return "SPV_KHR_shader_draw_parameters";
> > + case SPV_KHR_subgroup_vote: return "SPV_KHR_subgroup_vote";
> > + case SPV_KHR_16bit_storage: return "SPV_KHR_16bit_storage";
> > + case SPV_KHR_device_group: return "SPV_KHR_device_group";
> > + case SPV_KHR_multiview: return "SPV_KHR_multiview";
> > + case SPV_NVX_multiview_per_view_attributes: return "SPV_NVX_multiview_per_view_attributes";
> > + case SPV_NV_viewport_array2: return "SPV_NV_viewport_array2";
> > + case SPV_NV_stereo_view_rendering: return "SPV_NV_stereo_view_rendering";
> > + case SPV_NV_sample_mask_override_coverage: return "SPV_NV_sample_mask_override_coverage";
> > + case SPV_NV_geometry_shader_passthrough: return "SPV_NV_geometry_shader_passthrough";
> > + case SPV_AMD_texture_gather_bias_lod: return "SPV_AMD_texture_gather_bias_lod";
> > + case SPV_KHR_storage_buffer_storage_class: return "SPV_KHR_storage_buffer_storage_class";
> > + case SPV_KHR_variable_pointers: return "SPV_KHR_variable_pointers";
> > + case SPV_AMD_gpu_shader_int16: return "SPV_AMD_gpu_shader_int16";
> > + case SPV_KHR_post_depth_coverage: return "SPV_KHR_post_depth_coverage";
> > + case SPV_KHR_shader_atomic_counter_ops: return "SPV_KHR_shader_atomic_counter_ops";
> > + case SPV_EXT_shader_stencil_export: return "SPV_EXT_shader_stencil_export";
> > + case SPV_EXT_shader_viewport_index_layer: return "SPV_EXT_shader_viewport_index_layer";
> > + case SPV_AMD_shader_image_load_store_lod: return "SPV_AMD_shader_image_load_store_lod";
> > + case SPV_AMD_shader_fragment_mask: return "SPV_AMD_shader_fragment_mask";
> > + default: return "unknown";
>
>
> This could make it a bit less noisy looking?
>
> --- 8< ---
> const char *
> spirv_extensions_to_string(SpvExtension ext)
> {
> #define STR(x) case x : return #x;
> switch (ext) {
> STR(SPV_AMD_shader_explicit_vertex_parameter);
> ...
> default:
> return "unknown";
Actually, I would recommend removing the `default:` and moving that
`return unknown` outside of the switch(), in order for `-Wswitch` to
be able to do its job of warning for unhandled enum values :)
The `return unknown` might also deserve an assert()?
> }
> #undef STR
> }
> --- 8< ---
>
>
> > + }
> > +
> > + return "unknown";
> > +}
> > diff --git a/src/compiler/spirv/spirv_extensions.h b/src/compiler/spirv/spirv_extensions.h
> > new file mode 100644
> > index 00000000000..54bc7f2dbe0
> > --- /dev/null
> > +++ b/src/compiler/spirv/spirv_extensions.h
> > @@ -0,0 +1,69 @@
> > +/*
> > + * Copyright © 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.
> > + */
> > +
> > +#ifndef _SPIRV_EXTENSIONS_H_
> > +#define _SPIRV_EXTENSIONS_H_
> > +
> > +#include "compiler/nir/nir.h"
> > +
> > +#ifdef __cplusplus
> > +extern "C" {
> > +#endif
> > +
> > +typedef enum SpvExtension_ {
> > + SPV_AMD_shader_explicit_vertex_parameter = 0,
> > + SPV_AMD_shader_trinary_minmax,
> > + SPV_AMD_gcn_shader,
> > + SPV_KHR_shader_ballot,
> > + SPV_AMD_shader_ballot,
> > + SPV_AMD_gpu_shader_half_float,
> > + SPV_KHR_shader_draw_parameters,
> > + SPV_KHR_subgroup_vote,
> > + SPV_KHR_16bit_storage,
> > + SPV_KHR_device_group,
> > + SPV_KHR_multiview,
> > + SPV_NVX_multiview_per_view_attributes,
> > + SPV_NV_viewport_array2,
> > + SPV_NV_stereo_view_rendering,
> > + SPV_NV_sample_mask_override_coverage,
> > + SPV_NV_geometry_shader_passthrough,
> > + SPV_AMD_texture_gather_bias_lod,
> > + SPV_KHR_storage_buffer_storage_class,
> > + SPV_KHR_variable_pointers,
> > + SPV_AMD_gpu_shader_int16,
> > + SPV_KHR_post_depth_coverage,
> > + SPV_KHR_shader_atomic_counter_ops,
> > + SPV_EXT_shader_stencil_export,
> > + SPV_EXT_shader_viewport_index_layer,
> > + SPV_AMD_shader_image_load_store_lod,
> > + SPV_AMD_shader_fragment_mask,
> > + SPV_EXTENSIONS_COUNT
> > +} SpvExtension;
> > +
> > +const char *spirv_extensions_to_string(SpvExtension ext);
> > +
> > +#ifdef __cplusplus
> > +}
> > +#endif
> > +
> > +#endif /* SPIRV_EXTENSIONS */
> >
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