Module: Mesa Branch: master Commit: 840e8fc9203390615f051259efeab0f61f48bbfc URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=840e8fc9203390615f051259efeab0f61f48bbfc
Author: Kristian Høgsberg <[email protected]> Date: Mon Oct 27 23:42:41 2014 -0700 i965: Don't copy propagate constants from sources with saturate We don't propagate the saturate bit and some instructions can't saturate at all. If the source has saturate set, just skip propagation. Signed-off-by: Kristian Høgsberg <[email protected]> Reviewed-by: Kenneth Graunke <[email protected]> --- src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp index e1989cb..611cff1 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp @@ -425,6 +425,8 @@ fs_visitor::try_constant_propagate(fs_inst *inst, acp_entry *entry) if (entry->src.file != IMM) return false; + if (entry->saturate) + return false; for (int i = inst->sources - 1; i >= 0; i--) { if (inst->src[i].file != GRF) _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
