Otherwise we might end up w/o the respective folder (depending on
autotools version) and fail at build time.
Fixes: bfd17c76c12 "i965: Port INTEL_PRECISE_TRIG=1 to NIR."
Cc: "12.0 13.0" <mesa-dev@lists.freedesktop.org>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
AM_CXXFLAGS = $(AM_CFLAGS)
+MKDIR_GEN = $(AM_V_at)$(MKDIR_P) $(@D)
brw_nir_trig_workarounds.c: brw_nir_trig_workarounds.py $(top_srcdir)/src/compiler/nir/nir_algebraic.py
$(MKDIR_GEN)
$(AM_V_GEN) PYTHONPATH=$(top_srcdir)/src/compiler/nir $(PYTHON2) $(PYTHON_FLAGS) $(srcdir)/brw_nir_trig_workarounds.py > $@ || ($(RM) $@; false)