This is a basic step towards GL4.0 and greater,
add support for the FP64 extension.
This requires ARB_gpu_shader5 on the host, to
implement ldexp using bitfieldInsert.
v2: drop fp64_srcs into local var
fix imul regression due to rebase
Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
Tested-by: Gurchetan Singh <gurchetansingh@chromium.org>
This updates the tgsi code from mesa, it introduces
changes necessary to deal with tessellation and doubles.
It also drops an unused saturate feature, which we didn't
use anyways.
Dave Airlie
Marc-André Lureau