shader-db results BDW: total instructions in shared programs: 13192895 -> 13182437 (-0.08%) instructions in affected programs: 827145 -> 816687 (-1.26%) helped: 5199 HURT: 116
total cycles in shared programs: 539249342 -> 539156566 (-0.02%) cycles in affected programs: 21894552 -> 21801776 (-0.42%) helped: 10667 HURT: 7196 LOST: 0 GAINED: 17 --- src/mesa/drivers/dri/i965/brw_link.cpp | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/mesa/drivers/dri/i965/brw_link.cpp b/src/mesa/drivers/dri/i965/brw_link.cpp index 46dbcac8430..782135430cb 100644 --- a/src/mesa/drivers/dri/i965/brw_link.cpp +++ b/src/mesa/drivers/dri/i965/brw_link.cpp @@ -329,6 +329,7 @@ brw_link_shader(struct gl_context *ctx, struct gl_shader_program *shProg) } } + int prev = -1; for (stage = 0; stage < ARRAY_SIZE(shProg->_LinkedShaders); stage++) { struct gl_linked_shader *shader = shProg->_LinkedShaders[stage]; if (!shader) @@ -340,6 +341,12 @@ brw_link_shader(struct gl_context *ctx, struct gl_shader_program *shProg) NIR_PASS_V(prog->nir, nir_lower_samplers, shProg); NIR_PASS_V(prog->nir, nir_lower_atomics, shProg); + if (brw->screen->devinfo.gen >= 8 && prev != -1) { + nir_compact_varyings(shProg->_LinkedShaders[prev]->Program->nir, + prog->nir, ctx->API != API_OPENGL_COMPAT); + } + prev = stage; + infos[stage] = &prog->nir->info; /* Make a pass over the IR to add state references for any built-in -- 2.13.6 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev