1# Example config.mk 2# 3# Copyright (c) 2018-2019, Arm Limited. 4# SPDX-License-Identifier: MIT 5 6# Subprojects to build 7SUBS = math string 8 9HOST_CC = gcc 10HOST_CFLAGS = -std=c99 -O2 11HOST_CFLAGS += -Wall -Wno-unused-function 12 13CC = $(CROSS_COMPILE)gcc 14CFLAGS = -std=c99 -pipe -O3 15CFLAGS += -Wall -Wno-missing-braces 16CFLAGS += -Werror=implicit-function-declaration 17 18# Enable debug info. 19HOST_CFLAGS += -g 20CFLAGS += -g 21 22# Optimize the shared libraries on aarch64 assuming they fit in 1M. 23#CFLAGS_SHARED = -fPIC -mcmodel=tiny 24 25# Use for cross compilation with gcc. 26#CROSS_COMPILE = aarch64-none-linux-gnu- 27 28# Use with cross testing. 29#EMULATOR = qemu-aarch64-static 30#EMULATOR = sh -c 'scp $$1 user@host:/dir && ssh user@host /dir/"$$@"' -- 31 32# Additional flags for subprojects. 33math-cflags = 34math-ldlibs = 35math-ulpflags = 36math-testflags = 37string-cflags = 38 39# Use if mpfr is available on the target for ulp error checking. 40#math-ldlibs += -lmpfr -lgmp 41#math-cflags += -DUSE_MPFR 42 43# Use with gcc. 44math-cflags += -frounding-math -fexcess-precision=standard -fno-stack-protector 45math-cflags += -ffp-contract=fast -fno-math-errno 46 47# Use with clang. 48#math-cflags += -ffp-contract=fast 49 50# Disable vector math code 51#math-cflags += -DWANT_VMATH=0 52 53# Disable fenv checks 54#math-ulpflags = -q -f 55#math-testflags = -nostatus 56