The brw_eu_emit.c code manually forces the header present bit when used in align1 (scalar) mode. So, this has no effect currently.
However, it is nice to have fs_inst::header_present reflect reality. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=77221 Signed-off-by: Kenneth Graunke <kenn...@whitecape.org> --- src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp index 2aa3acd..511fa5a 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp @@ -2409,6 +2409,7 @@ fs_visitor::emit_untyped_atomic(unsigned atomic_op, unsigned surf_index, atomic_op, surf_index); inst->base_mrf = 0; inst->mlen = mlen; + inst->header_present = true; emit(inst); } @@ -2443,6 +2444,7 @@ fs_visitor::emit_untyped_surface_read(unsigned surf_index, fs_reg dst, fs_inst(SHADER_OPCODE_UNTYPED_SURFACE_READ, dst, surf_index); inst->base_mrf = 0; inst->mlen = mlen; + inst->header_present = true; emit(inst); } -- 1.9.1 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
