On Thu, Jun 5, 2014 at 11:05 AM, Abdiel Janulgue
<abdiel.janul...@linux.intel.com> wrote:
> The negation source modifier on src registers has changed meaning in
> Broadwell when
> used with logical operations. Don't copy propagate when negate src modifier
> is set
> and when the destination instruction is a logical op.
>
> Signed-off-by: Abdiel Janulgue <abdiel.janul...@linux.intel.com>
> ---
> src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp | 19
> +++++++++++++++++++
> 1 file changed, 19 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 d3d59aa..aa506f5 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
> @@ -42,6 +42,7 @@ namespace { /* avoid conflict with
> opt_copy_propagation_elements */
> struct acp_entry : public exec_node {
> fs_reg dst;
> fs_reg src;
> + enum opcode opcode;
This isn't used until the next patch, so it should be added in the next patch.
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