share/mk/bsd.stand.mk

   1 # $FreeBSD$
   2 #
   3 # Common definitons for programs building in the stand-alone environment
   4 # and/or using libstand.
   5 #
   6
   7 CFLAGS+= -ffreestanding -Wformat
   8 CFLAGS+= ${CFLAGS_NO_SIMD} -D_STANDALONE
   9 .if ${MACHINE_CPUARCH} == "riscv"
  10 CFLAGS+=        -mno-float
  11 .elif ${MACHINE_CPUARCH} != "aarch64"
  12 CFLAGS+=        -msoft-float
  13 .endif
  14
  15 .if ${MACHINE_CPUARCH} == "i386"
  16 CFLAGS.gcc+=    -mpreferred-stack-boundary=2
  17 .endif
  18 .if ${MACHINE_CPUARCH} == "amd64"
  19 CFLAGS+=        -fPIC -mno-red-zone
  20 .endif
  21 .if ${MACHINE_CPUARCH} == "aarch64"
  22 CFLAGS+=        -fPIC -mgeneral-regs-only
  23 .endif
  24 .if ${MACHINE_CPUARCH} == "mips"
  25 CFLAGS+=        -G0 -fno-pic -mno-abicalls
  26 .endif