# -*- makefile -*-
#
# arch/arm64/MCONFIG
#
# Special rules for this architecture.  Note that this is actually
# included from the main Makefile, and that pathnames should be
# accordingly.
#

CPU_ARCH ?= armv8-a
CPU_TUNE ?= generic

KLIBCOPTFLAGS += -g -Os -march=$(CPU_ARCH) -mtune=$(CPU_TUNE)
KLIBCBITSIZE  = 64
KLIBCREQFLAGS += -fno-exceptions -mgeneral-regs-only

# Extra linkflags when building the shared version of the library
# This address needs to be reachable using normal inter-module
# calls, and work on the memory models for this architecture

# On arm64, binaries are normally loaded at 4MB. Place klibc.so
# a little before that at 2MB to prevent overlap.
KLIBCSHAREDFLAGS = -Ttext 0x0200000