[dpdk-dev] [PATCH 10/11] mk: add makefile and config changes for armv8 architecture
Jan Viktorin
viktorin at rehivetech.com
Mon Oct 26 17:22:30 CET 2015
On Fri, 23 Oct 2015 15:17:12 +0100
David Hunt <david.hunt at intel.com> wrote:
> +# in machine .mk)
> +# - define CPU_CFLAGS variable (overridden by cmdline or previous
> +# define in machine .mk)
> +# - define CPU_LDFLAGS variable (overridden by cmdline or previous
> +# define in machine .mk)
> +# - define CPU_ASFLAGS variable (overridden by cmdline or previous
> +# define in machine .mk)
> +# - may override any previously defined variable
> +#
> +# examples for CONFIG_RTE_ARCH: i686, x86_64, x86_64_32
> +#
> +
> +ARCH ?= arm64
> +# common arch dir in eal headers
> +ARCH_DIR := arm64
> +CROSS ?=
> +
> +CPU_CFLAGS ?= -flax-vector-conversions
What is the purpose of this flag?
from man gcc:
-flax-vector-conversions
Allow implicit conversions between vectors with differing numbers of
elements and/or incompatible element types.
This option should not be used for new code.
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jan
> +CPU_LDFLAGS ?=
> +CPU_ASFLAGS ?=
> +
> +export ARCH CROSS CPU_CFLAGS CPU_LDFLAGS CPU_ASFLAGS
--
Jan Viktorin E-mail: Viktorin at RehiveTech.com
System Architect Web: www.RehiveTech.com
RehiveTech
Brno, Czech Republic
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