[Mesa-stable] [Mesa-dev] [PATCH 7/8] glsl/linker: Don't include interface name for built-in blocks

Ian Romanick idr at freedesktop.org
Thu May 26 19:33:28 UTC 2016


There has been some confusion about this code because our piglit tests
were actually incorrect.  I have a 3rd fix coming in this area.  I will
put together a concise set of fixes for stable once all the dust
settles.  Sorry for all the churn. :(

On 05/26/2016 07:41 AM, Emil Velikov wrote:
> Hi all,
> 
> On 18 May 2016 at 00:35, Timothy Arceri <timothy.arceri at collabora.com> wrote:
>> On Tue, 2016-05-17 at 15:11 -0700, Ian Romanick wrote:
>>> From: Ian Romanick <ian.d.romanick at intel.com>
>>>
>>> Commit 11096ec introduced a regression in some piglit tests (e.g.,
>>> arb_program_interface_query-resource-query).  I did not notice this
>>> regression because other (unrelated) problems caused failed
>>> assertions
>>> in those same tests on my system... so they crashed before getting to
>>> the new failure.
>>>
>>> Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
>>> Cc: mesa-stable at lists.freedesktop.org
>>> ---
>>>  src/compiler/glsl/linker.cpp | 3 ++-
>>>  1 file changed, 2 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/src/compiler/glsl/linker.cpp
>>> b/src/compiler/glsl/linker.cpp
>>> index 7f54433..34b4a81 100644
>>> --- a/src/compiler/glsl/linker.cpp
>>> +++ b/src/compiler/glsl/linker.cpp
>>> @@ -3664,7 +3664,8 @@ add_shader_variable(struct gl_shader_program
>>> *shProg, unsigned stage_mask,
>>>         *    the name of the interface block (not the instance name)
>>> and
>>>         *    "Member" is the name of the variable."
>>>         */
>>> -      const char *prefixed_name = var->data.from_named_ifc_block
>>> +      const char *prefixed_name = (var->data.from_named_ifc_block &&
>>> +                                   strncmp(var->name, "gl_", 3) !=
>>> 0)
>>
>> You could use !is_gl_identifier(var->name) which looks slightly nicer.
>>
> Analogous to "glsl/linker: Include the interface name for input and
> output blocks" add_shader_variable() is missing for 11.2. Can we have
> a backport for the stable branch ?
> 
> Thanks
> Emil



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