On 8 October 2015 at 19:38, Ilia Mirkin <imir...@alum.mit.edu> wrote:
> On Thu, Oct 8, 2015 at 2:34 PM, Emil Velikov <emil.l.veli...@gmail.com> wrote:
>> On 8 October 2015 at 19:32, Ilia Mirkin <imir...@alum.mit.edu> wrote:
>>> On Thu, Oct 8, 2015 at 2:23 PM, Emil Velikov <emil.l.veli...@gmail.com>
>>> wrote:
>>>> On 8 October 2015 at 18:57, Ilia Mirkin <imir...@alum.mit.edu> wrote:
>>>>> On Thu, Oct 8, 2015 at 1:52 PM, Emil Velikov <emil.l.veli...@gmail.com>
>>>>> wrote:
>>>>>> On 8 October 2015 at 18:08, Ilia Mirkin <imir...@alum.mit.edu> wrote:
>>>>>>> On Thu, Oct 8, 2015 at 1:09 PM, Emil Velikov <emil.l.veli...@gmail.com>
>>>>>>> wrote:
>>>>>>>> This is a trivial enough function that can live in the header. While
>>>>>>>> we're here, add a STATIC_ASSERT for good measure.
>>>>>>>>
>>>>>>>> Signed-off-by: Emil Velikov <emil.veli...@collabora.com>
>>>>>>>> ---
>>>>>>>> src/glsl/shader_enums.c | 13 -------------
>>>>>>>> src/glsl/shader_enums.h | 23 +++++++++++++++++++++--
>>>>>>>> 2 files changed, 21 insertions(+), 15 deletions(-)
>>>>>>>>
>>>>>>>> diff --git a/src/glsl/shader_enums.c b/src/glsl/shader_enums.c
>>>>>>>> index c196b79..b3da3e9 100644
>>>>>>>> --- a/src/glsl/shader_enums.c
>>>>>>>> +++ b/src/glsl/shader_enums.c
>>>>>>>> @@ -32,19 +32,6 @@
>>>>>>>> #define ENUM(x) [x] = #x
>>>>>>>> #define NAME(val) ((((val) < ARRAY_SIZE(names)) && names[(val)]) ?
>>>>>>>> names[(val)] : "UNKNOWN")
>>>>>>>>
>>>>>>>> -const char * gl_shader_stage_name(gl_shader_stage stage)
>>>>>>>> -{
>>>>>>>> - static const char *names[] = {
>>>>>>>> - ENUM(MESA_SHADER_VERTEX),
>>>>>>>> - ENUM(MESA_SHADER_TESS_CTRL),
>>>>>>>> - ENUM(MESA_SHADER_TESS_EVAL),
>>>>>>>> - ENUM(MESA_SHADER_GEOMETRY),
>>>>>>>> - ENUM(MESA_SHADER_FRAGMENT),
>>>>>>>> - ENUM(MESA_SHADER_COMPUTE),
>>>>>>>> - };
>>>>>>>> - return NAME(stage);
>>>>>>>> -}
>>>>>>>> -
>>>>>>>> const char * gl_vert_attrib_name(gl_vert_attrib attrib)
>>>>>>>> {
>>>>>>>> static const char *names[] = {
>>>>>>>> diff --git a/src/glsl/shader_enums.h b/src/glsl/shader_enums.h
>>>>>>>> index 2a5d2c5..fbd2744 100644
>>>>>>>> --- a/src/glsl/shader_enums.h
>>>>>>>> +++ b/src/glsl/shader_enums.h
>>>>>>>> @@ -43,10 +43,27 @@ typedef enum
>>>>>>>> MESA_SHADER_COMPUTE = 5,
>>>>>>>> } gl_shader_stage;
>>>>>>>>
>>>>>>>> -const char * gl_shader_stage_name(gl_shader_stage stage);
>>>>>>>> -
>>>>>>>> #define MESA_SHADER_STAGES (MESA_SHADER_COMPUTE + 1)
>>>>>>>>
>>>>>>>> +#define ENUM(x) [x] = #x
>>>>>>>> +
>>>>>>>> +static const char *gl_shader_stage_names[] = {
>>>>>>>> + ENUM(MESA_SHADER_VERTEX),
>>>>>>>> + ENUM(MESA_SHADER_TESS_CTRL),
>>>>>>>> + ENUM(MESA_SHADER_TESS_EVAL),
>>>>>>>> + ENUM(MESA_SHADER_GEOMETRY),
>>>>>>>> + ENUM(MESA_SHADER_FRAGMENT),
>>>>>>>> + ENUM(MESA_SHADER_COMPUTE),
>>>>>>>> +};
>>>>>>>
>>>>>>> Won't this bloat the binary by including this in every object file? I
>>>>>>> don't know that the array will get merged. (The strings will though.)
>>>>>>> Normally these things live in c files so that they're stored in only
>>>>>>> one object.
>>>>>>>
>>>>>> The linker (with its garbage collector) will sort it out for us. Seems
>>>>>> like we do get a small increase from the series
>>>>>>
>>>>>> text data bss dec hex filename
>>>>>> 5103374 204048 27648 5335070 51681e i965_dri.so.after
>>>>>> 5104590 204208 27648 5336446 516d7e i965_dri.so.before
>>>>>>
>>>>>> Namely - we gain ~1.2k of text. Which imho doesn't sound that bad ?
>>>>>
>>>>> In exchange for what? From what I can tell... nothing. The array
>>>>> definition needs to live in a c file. You can move the function to
>>>>> look up from it into a header, that's fine.
>>>>
>>>> Nasty bug in(?) autohell [1]. If you're happy to dive in the auto*
>>>> boat and fix it, I would gladly purge this series :-)
>>>
>>> Well that's just asking for trouble:
>>>
>>> src/Makefile.am: glsl/shader_enums.c \
>>> src/mesa/Makefile.sources: ../glsl/shader_enums.c \
>>>
>> Yes it is nasty.
>>
>>> It should just be removed from shader_enums.c and make sure that
>>> libglsl_util is a dep of libmesa_la and libmesagallium_la. Am I
>>> missing something?
>> Give it a go and admire the duplicated symbols :)
>
> Errr, that was a typo. I meant it should be removed from
> PROGRAM_FILES. Any additional duplicated items should be removed as
> well.
Patches welcome :-) And please give the scons a test as well, just in case.
-Emil
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