freebsd-dev/share/mk/bsd.stand.mk
Alexander Kabaev 19f7eeed61 Do not use -msoft-float with intention of disabling FP on aarch64
GNU GCC does does recognise it as a valid option and we already
use -mgeneral-regs-only that has the desired effect.

Reviewed by: emaste
Differential Revision:	https://reviews.freebsd.org/D10306
2017-04-07 22:58:25 +00:00

27 lines
617 B
Makefile

# $FreeBSD$
#
# Common definitons for programs building in the stand-alone environment
# and/or using libstand.
#
CFLAGS+= -ffreestanding -Wformat
CFLAGS+= ${CFLAGS_NO_SIMD} -D_STANDALONE
.if ${MACHINE_CPUARCH} == "riscv"
CFLAGS+= -mno-float
.elif ${MACHINE_CPUARCH} != "aarch64"
CFLAGS+= -msoft-float
.endif
.if ${MACHINE_CPUARCH} == "i386"
CFLAGS.gcc+= -mpreferred-stack-boundary=2
.endif
.if ${MACHINE_CPUARCH} == "amd64"
CFLAGS+= -fPIC -mno-red-zone
.endif
.if ${MACHINE_CPUARCH} == "aarch64"
CFLAGS+= -fPIC -mgeneral-regs-only
.endif
.if ${MACHINE_CPUARCH} == "mips"
CFLAGS+= -G0 -fno-pic -mno-abicalls
.endif