share/mk/bsd.compat.mk

   1 # $FreeBSD$
   2
   3 .if !targets(__<${_this:T}>__)
   4 __<${_this:T}>__:
   5
   6 .if defined(_LIBCOMPAT)
   7 COMPAT_ARCH=    ${TARGET_ARCH}
   8 COMPAT_CPUTYPE= ${TARGET_CPUTYPE}
   9 .else
  10 COMPAT_ARCH=    ${MACHINE_ARCH}
  11 COMPAT_CPUTYPE= ${CPUTYPE}
  12 .endif
  13
  14 # -------------------------------------------------------------------
  15 # 32 bit world
  16 .if ${COMPAT_ARCH} == "amd64"
  17 HAS_COMPAT=32
  18 .if empty(COMPAT_CPUTYPE)
  19 LIB32CPUFLAGS=  -march=i686 -mmmx -msse -msse2
  20 .else
  21 LIB32CPUFLAGS=  -march=${COMPAT_CPUTYPE}
  22 .endif
  23 .if (defined(WANT_COMPILER_TYPE) && ${WANT_COMPILER_TYPE} == gcc) || \
  24     (defined(X_COMPILER_TYPE) && ${X_COMPILER_TYPE} == gcc)
  25 .else
  26 LIB32CPUFLAGS+= -target x86_64-unknown-freebsd13.0
  27 .endif
  28 LIB32CPUFLAGS+= -m32
  29 LIB32WMAKEENV=  MACHINE=i386 MACHINE_ARCH=i386 \
  30                 MACHINE_CPU="i686 mmx sse sse2"
  31 LIB32WMAKEFLAGS=        \
  32                 AS="${XAS} --32" \
  33                 LD="${XLD} -m elf_i386_fbsd -L${LIBCOMPATTMP}/usr/lib32"
  34
  35 .elif ${COMPAT_ARCH} == "powerpc64"
  36 HAS_COMPAT=32
  37 .if empty(COMPAT_CPUTYPE)
  38 LIB32CPUFLAGS=  -mcpu=powerpc
  39 .else
  40 LIB32CPUFLAGS=  -mcpu=${COMPAT_CPUTYPE}
  41 .endif
  42 LIB32CPUFLAGS+= -m32
  43 LIB32WMAKEENV=  MACHINE=powerpc MACHINE_ARCH=powerpc
  44 LIB32WMAKEFLAGS=        \
  45                 LD="${XLD} -m elf32ppc_fbsd"
  46
  47 .elif ${COMPAT_ARCH:Mmips64*} != ""
  48 HAS_COMPAT=32
  49 .if (defined(WANT_COMPILER_TYPE) && ${WANT_COMPILER_TYPE} == gcc) || \
  50     (defined(X_COMPILER_TYPE) && ${X_COMPILER_TYPE} == gcc)
  51 .if empty(COMPAT_CPUTYPE)
  52 LIB32CPUFLAGS=  -march=mips3
  53 .else
  54 LIB32CPUFLAGS=  -march=${COMPAT_CPUTYPE}
  55 .endif
  56 .else
  57 .if ${COMPAT_ARCH:Mmips64el*} != ""
  58 LIB32CPUFLAGS=  -target mipsel-unknown-freebsd13.0
  59 .else
  60 LIB32CPUFLAGS=  -target mips-unknown-freebsd13.0
  61 .endif
  62 .endif
  63 LIB32CPUFLAGS+= -mabi=32
  64 LIB32WMAKEENV=  MACHINE=mips MACHINE_ARCH=mips
  65 .if ${COMPAT_ARCH:Mmips64el*} != ""
  66 LIB32WMAKEFLAGS= LD="${XLD} -m elf32ltsmip_fbsd"
  67 .else
  68 LIB32WMAKEFLAGS= LD="${XLD} -m elf32btsmip_fbsd"
  69 .endif
  70 .endif
  71
  72 LIB32WMAKEFLAGS+= NM="${XNM}"
  73 LIB32WMAKEFLAGS+= OBJCOPY="${XOBJCOPY}"
  74
  75 LIB32CFLAGS=    -DCOMPAT_32BIT
  76 LIB32DTRACE=    ${DTRACE} -32
  77 LIB32WMAKEFLAGS+=       -DCOMPAT_32BIT
  78
  79 # -------------------------------------------------------------------
  80 # soft-fp world
  81 .if ${COMPAT_ARCH:Marmv[67]*} != ""
  82 HAS_COMPAT=SOFT
  83 LIBSOFTCFLAGS=        -DCOMPAT_SOFTFP
  84 LIBSOFTCPUFLAGS= -mfloat-abi=softfp
  85 LIBSOFTWMAKEENV= CPUTYPE=soft MACHINE=arm MACHINE_ARCH=${COMPAT_ARCH}
  86 LIBSOFTWMAKEFLAGS=        -DCOMPAT_SOFTFP
  87 .endif
  88
  89 # -------------------------------------------------------------------
  90 # In the program linking case, select LIBCOMPAT
  91 .if defined(NEED_COMPAT)
  92 .ifndef HAS_COMPAT
  93 .error NEED_COMPAT defined, but no LIBCOMPAT is available
  94 .elif !${HAS_COMPAT:M${NEED_COMPAT}} && ${NEED_COMPAT} != "any"
  95 .error NEED_COMPAT (${NEED_COMPAT}) defined, but not in HAS_COMPAT ($HAS_COMPAT)
  96 .elif ${NEED_COMPAT} == "any"
  97 .endif
  98 .ifdef WANT_COMPAT
  99 .error Both WANT_COMPAT and NEED_COMPAT defined
 100 .endif
 101 WANT_COMPAT:=   ${NEED_COMPAT}
 102 .endif
 103
 104 .if defined(HAS_COMPAT) && defined(WANT_COMPAT)
 105 .if ${WANT_COMPAT} == "any"
 106 _LIBCOMPAT:=    ${HAS_COMPAT:[1]}
 107 .else
 108 _LIBCOMPAT:=    ${WANT_COMPAT}
 109 .endif
 110 .endif
 111
 112
 113 # -------------------------------------------------------------------
 114 # Generic code for each type.
 115 # Set defaults based on type.
 116 libcompat=      ${_LIBCOMPAT:tl}
 117 _LIBCOMPAT_MAKEVARS=    _OBJTOP TMP CPUFLAGS CFLAGS CXXFLAGS WMAKEENV \
 118                         WMAKEFLAGS WMAKE
 119 .for _var in ${_LIBCOMPAT_MAKEVARS}
 120 .if !empty(LIB${_LIBCOMPAT}${_var})
 121 LIBCOMPAT${_var}?=      ${LIB${_LIBCOMPAT}${_var}}
 122 .endif
 123 .endfor
 124
 125 # Shared flags
 126 LIBCOMPAT_OBJTOP?=      ${OBJTOP}/obj-lib${libcompat}
 127 LIBCOMPATTMP?=          ${LIBCOMPAT_OBJTOP}/tmp
 128
 129 LIBCOMPATCFLAGS+=       ${LIBCOMPATCPUFLAGS} \
 130                         -L${LIBCOMPATTMP}/usr/lib${libcompat} \
 131                         --sysroot=${LIBCOMPATTMP} \
 132                         ${BFLAGS}
 133
 134 # -B is needed to find /usr/lib32/crti.o for GCC and /usr/libsoft/crti.o for
 135 # Clang/GCC.
 136 LIBCOMPATCFLAGS+=       -B${LIBCOMPATTMP}/usr/lib${libcompat}
 137
 138 .if defined(WANT_COMPAT)
 139 LIBDIR_BASE:=   /usr/lib${libcompat}
 140 _LIB_OBJTOP=    ${LIBCOMPAT_OBJTOP}
 141 CFLAGS+=        ${LIBCOMPATCFLAGS}
 142 .endif
 143
 144 .endif