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glsl: clone inputs and outputs during linking

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This increases memory pressure during linking but makes it easier
for backend to free IR after it is not needed anymore.

v2: use resource list as ralloc context in case of relink (Kenneth)

Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Cc: mesa-stable@lists.freedesktop.org
(cherry picked from commit c2ff3485b3)
This commit is contained in:
Tapani Pälli 2015-06-11 10:41:52 +03:00 • committed by Emil Velikov
parent e77d8eb4b6
commit 16d35dbd56
1 changed files with 3 additions and 1 deletions
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4
src/glsl/linker.cpp
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@ -2630,7 +2630,9 @@ add_interface_variables(struct gl_shader_program *shProg,
continue;
};
if (!add_program_resource(shProg, programInterface, var,
/* Clone ir_variable data so that backend is able to free memory. */
if (!add_program_resource(shProg, programInterface,
var->clone(shProg->ProgramResourceList, NULL),
build_stageref(shProg, var->name) | mask))
return false;
}