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 \
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?
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