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 .if (defined(WANT_COMPILER_TYPE) && ${WANT_COMPILER_TYPE} == gcc) || \
  10     (defined(X_COMPILER_TYPE) && ${X_COMPILER_TYPE} == gcc)
  11 COMPAT_COMPILER_TYPE=   gcc
  12 .else
  13 COMPAT_COMPILER_TYPE=   clang
  14 .endif
  15 .else
  16 COMPAT_ARCH=    ${MACHINE_ARCH}
  17 COMPAT_CPUTYPE= ${CPUTYPE}
  18 .include <bsd.compiler.mk>
  19 COMPAT_COMPILER_TYPE=${COMPILER_TYPE}
  20 .endif
  21
  22 # -------------------------------------------------------------------
  23 # 32 bit world
  24 .if ${COMPAT_ARCH} == "amd64"
  25 HAS_COMPAT=32
  26 .if empty(COMPAT_CPUTYPE)
  27 LIB32CPUFLAGS=  -march=i686 -mmmx -msse -msse2
  28 .else
  29 LIB32CPUFLAGS=  -march=${COMPAT_CPUTYPE}
  30 .endif
  31 .if ${COMPAT_COMPILER_TYPE} == gcc
  32 .else
  33 LIB32CPUFLAGS+= -target x86_64-unknown-freebsd13.0
  34 .endif
  35 LIB32CPUFLAGS+= -m32
  36 LIB32_MACHINE=  i386
  37 LIB32_MACHINE_ARCH=     i386
  38 LIB32WMAKEENV=  MACHINE_CPU="i686 mmx sse sse2"
  39 LIB32WMAKEFLAGS=        \
  40                 AS="${XAS} --32" \
  41                 LD="${XLD} -m elf_i386_fbsd -L${LIBCOMPATTMP}/usr/lib32"
  42
  43 .elif ${COMPAT_ARCH} == "powerpc64"
  44 HAS_COMPAT=32
  45 .if empty(COMPAT_CPUTYPE)
  46 LIB32CPUFLAGS=  -mcpu=powerpc
  47 .else
  48 LIB32CPUFLAGS=  -mcpu=${COMPAT_CPUTYPE}
  49 .endif
  50 LIB32CPUFLAGS+= -m32
  51 LIB32_MACHINE=  powerpc
  52 LIB32_MACHINE_ARCH=     powerpc
  53 LIB32WMAKEFLAGS=        \
  54                 LD="${XLD} -m elf32ppc_fbsd"
  55
  56 .elif ${COMPAT_ARCH:Mmips64*} != ""
  57 HAS_COMPAT=32
  58 .if ${COMPAT_COMPILER_TYPE} == gcc
  59 .if empty(COMPAT_CPUTYPE)
  60 LIB32CPUFLAGS=  -march=mips3
  61 .else
  62 LIB32CPUFLAGS=  -march=${COMPAT_CPUTYPE}
  63 .endif
  64 .else
  65 .if ${COMPAT_ARCH:Mmips64el*} != ""
  66 LIB32CPUFLAGS=  -target mipsel-unknown-freebsd13.0
  67 .else
  68 LIB32CPUFLAGS=  -target mips-unknown-freebsd13.0
  69 .endif
  70 .endif
  71 LIB32CPUFLAGS+= -mabi=32
  72 LIB32_MACHINE=  mips
  73 LIB32_MACHINE_ARCH=     mips
  74 .if ${COMPAT_ARCH:Mmips64el*} != ""
  75 _EMULATION=     elf32ltsmip_fbsd
  76 .else
  77 _EMULATION=     elf32btsmip_fbsd
  78 .endif
  79 LIB32WMAKEFLAGS= LD="${XLD} -m ${_EMULATION}"
  80 LIB32LDFLAGS=   -Wl,-m${_EMULATION}
  81 .endif
  82
  83 LIB32WMAKEFLAGS+= NM="${XNM}"
  84 LIB32WMAKEFLAGS+= OBJCOPY="${XOBJCOPY}"
  85
  86 LIB32CFLAGS=    -DCOMPAT_32BIT
  87 LIB32DTRACE=    ${DTRACE} -32
  88 LIB32WMAKEFLAGS+=       -DCOMPAT_32BIT
  89
  90 # -------------------------------------------------------------------
  91 # soft-fp world
  92 .if ${COMPAT_ARCH:Marmv[67]*} != ""
  93 HAS_COMPAT=SOFT
  94 LIBSOFTCFLAGS=        -DCOMPAT_SOFTFP
  95 LIBSOFTCPUFLAGS= -mfloat-abi=softfp
  96 LIBSOFT_MACHINE=        arm
  97 LIBSOFT_MACHINE_ARCH=   ${COMPAT_ARCH}
  98 LIBSOFTWMAKEENV= CPUTYPE=soft
  99 LIBSOFTWMAKEFLAGS=        -DCOMPAT_SOFTFP
 100 .endif
 101
 102 # -------------------------------------------------------------------
 103 # In the program linking case, select LIBCOMPAT
 104 .if defined(NEED_COMPAT)
 105 .ifndef HAS_COMPAT
 106 .warning NEED_COMPAT defined, but no LIBCOMPAT is available (COMPAT_ARCH == ${COMPAT_ARCH}
 107 .elif !${HAS_COMPAT:M${NEED_COMPAT}} && ${NEED_COMPAT} != "any"
 108 .error NEED_COMPAT (${NEED_COMPAT}) defined, but not in HAS_COMPAT ($HAS_COMPAT)
 109 .elif ${NEED_COMPAT} == "any"
 110 .endif
 111 .ifdef WANT_COMPAT
 112 .error Both WANT_COMPAT and NEED_COMPAT defined
 113 .endif
 114 WANT_COMPAT:=   ${NEED_COMPAT}
 115 .endif
 116
 117 .if defined(HAS_COMPAT) && defined(WANT_COMPAT)
 118 .if ${WANT_COMPAT} == "any"
 119 _LIBCOMPAT:=    ${HAS_COMPAT:[1]}
 120 .else
 121 _LIBCOMPAT:=    ${WANT_COMPAT}
 122 .endif
 123 .endif
 124
 125
 126 # -------------------------------------------------------------------
 127 # Generic code for each type.
 128 # Set defaults based on type.
 129 libcompat=      ${_LIBCOMPAT:tl}
 130 _LIBCOMPAT_MAKEVARS=    _OBJTOP TMP CPUFLAGS CFLAGS CXXFLAGS LDFLAGS \
 131                         _MACHINE _MACHINE_ARCH WMAKEENV WMAKEFLAGS WMAKE
 132 .for _var in ${_LIBCOMPAT_MAKEVARS}
 133 .if !empty(LIB${_LIBCOMPAT}${_var})
 134 LIBCOMPAT${_var}?=      ${LIB${_LIBCOMPAT}${_var}}
 135 .endif
 136 .endfor
 137
 138 # Shared flags
 139 LIBCOMPAT_OBJTOP?=      ${OBJTOP}/obj-lib${libcompat}
 140 LIBCOMPATTMP?=          ${LIBCOMPAT_OBJTOP}/tmp
 141
 142 LIBCOMPATCFLAGS+=       ${LIBCOMPATCPUFLAGS} \
 143                         -L${LIBCOMPATTMP}/usr/lib${libcompat} \
 144                         --sysroot=${LIBCOMPATTMP} \
 145                         ${BFLAGS}
 146
 147 LIBCOMPATWMAKEENV+=     MACHINE=${LIBCOMPAT_MACHINE}
 148 LIBCOMPATWMAKEENV+=     MACHINE_ARCH=${LIBCOMPAT_MACHINE_ARCH}
 149
 150 # -B is needed to find /usr/lib32/crti.o for GCC and /usr/libsoft/crti.o for
 151 # Clang/GCC.
 152 LIBCOMPATCFLAGS+=       -B${LIBCOMPATTMP}/usr/lib${libcompat}
 153
 154 .if defined(WANT_COMPAT)
 155 LIBDIR_BASE:=   /usr/lib${libcompat}
 156 _LIB_OBJTOP=    ${LIBCOMPAT_OBJTOP}
 157 CFLAGS+=        ${LIBCOMPATCFLAGS}
 158 LDFLAGS+=       ${CFLAGS} ${LIBCOMPATLDFLAGS}
 159 MACHINE=        ${LIBCOMPAT_MACHINE}
 160 MACHINE_ARCH=   ${LIBCOMPAT_MACHINE_ARCH}
 161 .endif
 162
 163 .endif