[Mesa-dev] [PATCH] spirv: Fix building with SCons

Brian Paul brianp at vmware.com
Fri Mar 30 16:40:01 UTC 2018


OK, I'll have some patches soon but I'm stuck on one issue.

Around spriv_to_nir.c:2090 we have

       if (operands & SpvImageOperandsConstOffsetsMask) {
          gather_offsets = vtn_ssa_value(b, w[idx++]);
          (*p++) = (nir_tex_src){};
       }

The (nir_tex_src){} expression is not valid for MSVC (syntax error).  I 
haven't figured out exactly what that's supposed to do.

Replacing it with (*p++) = (nir_tex_src)0; works but I'm not sure that's 
correct.

Ilia wrote the line in question.  Ilia?

-Brian



On 03/30/2018 09:25 AM, Brian Paul wrote:
> Thanks, Neil.
> 
> This fixes the SCons build on Linux, but on Windows there's a whole 
> bunch of other issues:
> 
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(232): 
> error C2085:
>   'vtn_instruction_handler': not in formal parameter list
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(235): 
> error C2085:
>   'vtn_build_cfg': not in formal parameter list
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(237): 
> error C2146:
>   syntax error: missing ')' before identifier 'instruction_handler'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(237): 
> error C2081:
>   'vtn_instruction_handler': name in formal parameter list illegal
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(237): 
> error C2085:
>   'vtn_function_emit': not in formal parameter list
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(237): 
> error C2146:
>   syntax error: missing ',' before identifier 'instruction_handler'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(237): 
> error C2059:
>   syntax error: ')'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(241): 
> error C2146:
>   syntax error: missing ')' before identifier 'handler'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(241): 
> error C2081:
>   'vtn_instruction_handler': name in formal parameter list illegal
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(241): 
> error C2085:
>   'vtn_foreach_instruction': not in formal parameter list
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(241): 
> error C2146:
>   syntax error: missing ',' before identifier 'handler'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(241): 
> error C2059:
>   syntax error: ')'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(369): 
> error C2085:
>   'vtn_types_compatible': not in formal parameter list
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(504): 
> error C2061:
>   syntax error: identifier 'vtn_instruction_handler'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(505): 
> error C2059:
>   syntax error: '}'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(506): 
> error C2059:
>   syntax error: '}'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(597): 
> error C2036:
>   'vtn_value *': unknown size
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(607): 
> error C2037:
>   left of 'value_type' specifies undefined struct/union 'vtn_value'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(607): 
> error C2065:
>   'vtn_value_type_invalid': undeclared identifier
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(609): 
> error C2037:
>   left of 'value_type' specifies undefined struct/union 'vtn_value'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(611): 
> error C2036:
>   'vtn_value *': unknown size
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(618): 
> error C2037:
>   left of 'base_type' specifies undefined struct/union 'vtn_type'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(618): 
> error C2065:
>   'vtn_base_type_pointer': undeclared identifier
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(619): 
> error C2065:
>   'vtn_value_type_pointer': undeclared identifier
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(620): 
> error C2037:
>   left of 'pointer' specifies undefined struct/union 'vtn_value'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(620): 
> error C2037:
>   left of 'def' specifies undefined struct/union 'vtn_ssa_value'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(620): 
> warning C413
> 3: 'function': incompatible types - from 'vtn_type *' to 'nir_ssa_def *'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(620): 
> error C2198:
>   'vtn_pointer_from_ssa': too few arguments for call
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(622): 
> error C2065:
>   'vtn_value_type_ssa': undeclared identifier
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(623): 
> error C2037:
>   left of 'ssa' specifies undefined struct/union 'vtn_value'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(634): 
> error C2037:
>   left of 'value_type' specifies undefined struct/union 'vtn_value'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(645): 
> error C2065:
>   'vtn_value_type_constant': undeclared identifier
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(645): 
> error C2037:
>   left of 'constant' specifies undefined struct/union 'vtn_value'
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(645): 
> warning C403
> 3: 'vtn_constant_value' must return a value
> c:\users\brian\projects\mesa\src\compiler\spirv\vtn_private.h(735): 
> warning C414
> 6: unary minus operator applied to unsigned type, result still unsigned
> src\compiler\spirv\gl_spirv.c(89): error C2065: 
> 'vtn_value_type_constant': undec
> lared identifier
> src\compiler\spirv\gl_spirv.c(250): warning C4013: 
> 'vtn_foreach_instruction' und
> efined; assuming extern returning int
> src\compiler\spirv\gl_spirv.c(251): warning C4047: '=': 'const uint32_t 
> *' diffe
> rs in levels of indirection from 'int'
> src\compiler\spirv\gl_spirv.c(265): warning C4047: '=': 'const uint32_t 
> *' diffe
> rs in levels of indirection from 'int'
> scons: *** [build\windows-x86-debug\compiler\spirv\gl_spirv.obj] Error 2
> scons: building terminated because of errors.
> 
> 
> I'll take a quick look, but I'd appreciate it if the NIR people can look 
> too.
> 
> -Brian
> 
> 
> On 03/30/2018 09:12 AM, Neil Roberts wrote:
>> The SCons build broke with commit ba975140d3c9 because a SPIR-V
>> function is called from Mesa main. This adds a convenience library for
>> SPIR-V and adds it to everything that was including nir. It also adds
>> both nir and spirv to drivers/x11/SConscript.
>>
>> ---
>>
>> It would be great if someone who depends on SCons could test this. We
>> weren’t sure if there was a good reason why nir isn’t already included
>> in drivers/x11/SConscript and whether adding it might break some
>> platform.
>>
>>   src/compiler/Makefile.nir.am                  |  3 +-
>>   src/compiler/SConscript                       |  1 +
>>   src/compiler/SConscript.spirv                 | 54 
>> +++++++++++++++++++++++++++
>>   src/gallium/targets/dri/SConscript            |  1 +
>>   src/gallium/targets/haiku-softpipe/SConscript |  1 +
>>   src/gallium/targets/libgl-xlib/SConscript     |  1 +
>>   src/gallium/targets/osmesa/SConscript         |  1 +
>>   src/mesa/drivers/x11/SConscript               |  2 +
>>   8 files changed, 63 insertions(+), 1 deletion(-)
>>   create mode 100644 src/compiler/SConscript.spirv
>>
>> diff --git a/src/compiler/Makefile.nir.am b/src/compiler/Makefile.nir.am
>> index 32e4145b70f..27dc129e57b 100644
>> --- a/src/compiler/Makefile.nir.am
>> +++ b/src/compiler/Makefile.nir.am
>> @@ -100,4 +100,5 @@ EXTRA_DIST += \
>>       nir/nir_opt_algebraic.py            \
>>       nir/tests \
>>       nir/README \
>> -    SConscript.nir
>> +    SConscript.nir \
>> +    SConstript.spirv
>> diff --git a/src/compiler/SConscript b/src/compiler/SConscript
>> index 44509a9a95b..0a0c0737422 100644
>> --- a/src/compiler/SConscript
>> +++ b/src/compiler/SConscript
>> @@ -27,3 +27,4 @@ Export('compiler')
>>   SConscript('SConscript.glsl')
>>   SConscript('SConscript.nir')
>> +SConscript('SConscript.spirv')
>> diff --git a/src/compiler/SConscript.spirv 
>> b/src/compiler/SConscript.spirv
>> new file mode 100644
>> index 00000000000..49410881d0b
>> --- /dev/null
>> +++ b/src/compiler/SConscript.spirv
>> @@ -0,0 +1,54 @@
>> +import common
>> +
>> +Import('*')
>> +
>> +from sys import executable as python_cmd
>> +
>> +env = env.Clone()
>> +
>> +env.MSVC2013Compat()
>> +
>> +env.Prepend(CPPPATH = [
>> +    '#include',
>> +    '#src',
>> +    '#src/mapi',
>> +    '#src/mesa',
>> +    '#src/gallium/include',
>> +    '#src/gallium/auxiliary',
>> +    '#src/compiler/nir',
>> +    '#src/compiler/spirv',
>> +])
>> +
>> +# Make generated headers reachable from the include path.
>> +env.Prepend(CPPPATH = [Dir('.').abspath, Dir('nir').abspath])
>> +env.Prepend(CPPPATH = [Dir('.').abspath, Dir('spirv').abspath])
>> +
>> +# spirv generated sources
>> +
>> +env.CodeGenerate(
>> +    target = 'spirv/spirv_info.c',
>> +    script = 'spirv/spirv_info_c.py',
>> +    source = ['spirv/spirv.core.grammar.json'],
>> +    command = python_cmd + ' $SCRIPT $SOURCE $TARGET'
>> +)
>> +
>> +env.CodeGenerate(
>> +    target = 'spirv/vtn_gather_types.c',
>> +    script = 'spirv/vtn_gather_types_c.py',
>> +    source = ['spirv/spirv.core.grammar.json'],
>> +    command = python_cmd + ' $SCRIPT $SOURCE $TARGET'
>> +)
>> +
>> +# parse Makefile.sources
>> +source_lists = env.ParseSourceList('Makefile.sources')
>> +
>> +spirv_sources = source_lists['SPIRV_FILES']
>> +spirv_sources += source_lists['SPIRV_GENERATED_FILES']
>> +
>> +spirv = env.ConvenienceLibrary(
>> +    target = 'spirv',
>> +    source = spirv_sources,
>> +)
>> +
>> +env.Alias('spirv', spirv)
>> +Export('spirv')
>> diff --git a/src/gallium/targets/dri/SConscript 
>> b/src/gallium/targets/dri/SConscript
>> index f5c2818d04f..ff6ce3bf4e0 100644
>> --- a/src/gallium/targets/dri/SConscript
>> +++ b/src/gallium/targets/dri/SConscript
>> @@ -45,6 +45,7 @@ env.Prepend(LIBS = [
>>       mesa,
>>       glsl,
>>       nir,
>> +    spirv,
>>       gallium,
>>       megadrivers_stub,
>>       dri_common,
>> diff --git a/src/gallium/targets/haiku-softpipe/SConscript 
>> b/src/gallium/targets/haiku-softpipe/SConscript
>> index f80c167d83b..89792fba132 100644
>> --- a/src/gallium/targets/haiku-softpipe/SConscript
>> +++ b/src/gallium/targets/haiku-softpipe/SConscript
>> @@ -10,6 +10,7 @@ env.Prepend(LIBS = [
>>       mesa,
>>       glsl,
>>       nir,
>> +    spirv,
>>       gallium
>>   ])
>> diff --git a/src/gallium/targets/libgl-xlib/SConscript 
>> b/src/gallium/targets/libgl-xlib/SConscript
>> index a81ac793251..b94ef350b16 100644
>> --- a/src/gallium/targets/libgl-xlib/SConscript
>> +++ b/src/gallium/targets/libgl-xlib/SConscript
>> @@ -33,6 +33,7 @@ env.Prepend(LIBS = [
>>       mesa,
>>       glsl,
>>       nir,
>> +    spirv,
>>       gallium,
>>   ])
>> diff --git a/src/gallium/targets/osmesa/SConscript 
>> b/src/gallium/targets/osmesa/SConscript
>> index 7be1b48c0b2..ccf7d5170c4 100644
>> --- a/src/gallium/targets/osmesa/SConscript
>> +++ b/src/gallium/targets/osmesa/SConscript
>> @@ -18,6 +18,7 @@ env.Prepend(LIBS = [
>>       trace,
>>       glsl,
>>       nir,
>> +    spirv,
>>       mesautil,
>>       softpipe
>>   ])
>> diff --git a/src/mesa/drivers/x11/SConscript 
>> b/src/mesa/drivers/x11/SConscript
>> index 59c8df4b3c2..b097dcc5900 100644
>> --- a/src/mesa/drivers/x11/SConscript
>> +++ b/src/mesa/drivers/x11/SConscript
>> @@ -21,6 +21,8 @@ env.Prepend(LIBS = [
>>       compiler,
>>       glsl,
>>       mesa,
>> +    spirv,
>> +    nir,
>>   ])
>>   sources = [
>>
> 
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