# Autoconf macros for luajit. # Copyright (C) 2014, 2015 Peter Breitenlohner # # This file is free software; the copyright holder # gives unlimited permission to copy and/or distribute it, # with or without modifications, as long as this notice is preserved. # _LJ_ARCH # -------- # Internal subroutine. # Preprocess and extract system characteristics. m4_define([_LJ_ARCH], [dnl rm -f dynasm_flags native_flags AC_MSG_CHECKING([for architecture]) cp conftest.i system_flags LUAJIT_CFLAGS='-fomit-frame-pointer' AS_IF([grep 'LJ_TARGET_X64 ' conftest.i >/dev/null 2>&1], [LJARCH=x64], [grep 'LJ_TARGET_X86 ' conftest.i >/dev/null 2>&1], [LJARCH=x86 LUAJIT_CFLAGS="$LUAJIT_CFLAGS -march=i686 -msse -msse2 -mfpmath=sse"], [grep 'LJ_TARGET_ARM ' conftest.i >/dev/null 2>&1], [LJARCH=arm], [grep 'LJ_TARGET_ARM64 ' conftest.i >/dev/null 2>&1], [LJARCH=arm64 AS_IF([test "x$LJHOST" = xiOS], [LUAJIT_CFLAGS='-fno-omit-frame-pointer']) AS_IF([grep '__AARCH64EB__' conftest.i >/dev/null 2>&1], [echo '-D__AARCH64EB__=1' >>native_flags]) ], [grep 'LJ_TARGET_PPC ' conftest.i >/dev/null 2>&1], [LJARCH=ppc AS_IF([grep 'LJ_LE 1' conftest.i >/dev/null 2>&1], [echo '-DLJ_ARCH_ENDIAN=LUAJIT_LE' >>native_flags], [echo '-DLJ_ARCH_ENDIAN=LUAJIT_BE' >>native_flags])], [grep 'LJ_TARGET_MIPS ' conftest.i >/dev/null 2>&1], [LJARCH=mips AS_IF([grep 'MIPSEL ' conftest.i >/dev/null 2>&1], [echo '-D__MIPSEL__=1' >>native_flags])], [AC_MSG_ERROR([Sorry, unsupported architecture])]) AS_IF([grep 'LJ_TARGET_PS3 1'conftest.i >/dev/null 2>&1], [LJHOST='PS3' echo '-D__CELLOS_LV2__' >>native_flags LUAJIT_DEFINES="$LUAJIT_DEFINES -DLUAJIT_USE_SYSMALLOC"]) AS_IF([grep 'LJ_NO_UNWIND 1' conftest.i >/dev/null 2>&1], [echo '-D NO_UNWIND' >>dynasm_flags echo '-DLUAJIT_NO_UNWIND' >>native_flags]) echo "-DLUAJIT_TARGET=LUAJIT_ARCH_$LJARCH" >>native_flags AS_IF([grep 'LJ_LE' conftest.i >/dev/null 2>&1], [echo '-D ENDIAN_LE' >>dynasm_flags], [echo '-D ENDIAN_BE' >>dynasm_flags]) AS_IF([grep 'LJ_ARCH_BITS 64' conftest.i >/dev/null 2>&1], [echo '-D P64' >>dynasm_flags AS_IF([test "x$LJHOST" = xLinux], [LUAJIT_DEFINES="$LUAJIT_DEFINES -DMAP_32BIT=0x40"])]) AS_IF([grep 'LJ_HASJIT 1' conftest.i >/dev/null 2>&1], [echo '-D JIT' >>dynasm_flags]) AS_IF([grep 'LJ_HASFFI 1' conftest.i >/dev/null 2>&1], [echo '-D FFI' >>dynasm_flags]) AS_IF([grep 'LJ_DUALNUM 1' conftest.i >/dev/null 2>&1], [echo '-D DUALNUM' >>dynasm_flags]) AS_IF([grep 'LJ_ARCH_HASFPU 1' conftest.i >/dev/null 2>&1], [echo '-D FPU' >>dynasm_flags echo '-DLJ_ARCH_HASFPU=1' >>native_flags], [echo '-DLJ_ARCH_HASFPU=0' >>native_flags]) AS_IF([grep 'LJ_ABI_SOFTFP 1' conftest.i >/dev/null 2>&1], [echo '-DDLJ_ABI_SOFTFP=1' >>native_flags], [echo '-D HFABI' >>dynasm_flags echo '-DLJ_ABI_SOFTFP=0' >>native_flags]) echo '-D VER='`grep 'LJ_ARCH_VERSION ' conftest.i 2>&1 | \ sed 's/^.*LJ_ARCH_VERSION //'` >>dynasm_flags AS_IF([test "x$LJHOST" = xWindows], [echo '-D WIN' >>dynasm_flags]) DASM_ARCH=$LJARCH AS_CASE([$LJARCH], [x64], [AS_IF([grep 'LJ_FR2 1' conftest.i >/dev/null 2>&1], [], [DASM_ARCH=x86])], [arm], [AS_IF([test "x$LJHOST" = xiOS], [echo '-D IOS' >>dynasm_flags])], [ppc], [AS_IF([grep 'LJ_ARCH_SQRT 1' conftest.i >/dev/null 2>&1], [echo '-D SQRT' >>dynasm_flags]) AS_IF([grep 'LJ_ARCH_ROUND 1' conftest.i >/dev/null 2>&1], [echo '-D ROUND' >>dynasm_flags]) AS_IF([grep 'LJ_ARCH_PPC32ON64 1' conftest.i >/dev/null 2>&1], [echo '-D GPR64' >>dynasm_flags]) AS_IF([grep 'LJ_ARCH_PPC64 ' conftest.i >/dev/null 2>&1], [DASM_ARCH=ppc64]) AS_IF([test "x$LJHOST" = xPS3], [echo '-D PPE -D TOC' >>dynasm_flags])]) AS_IF([test "x$build" != "x$host"], [AS_CASE([$LJHOST], [Windows], [echo '-DLUAJIT_OS=LUAJIT_OS_WINDOWS' >>native_flags], [Darwin | iOS], [echo '-DLUAJIT_OS=LUAJIT_OS_OSX' >>native_flags], [Linux], [echo '-DLUAJIT_OS=LUAJIT_OS_LINUX' >>native_flags], [echo '-DLUAJIT_OS=LUAJIT_OS_OTHER' >>native_flags])]) AC_MSG_RESULT([$LJHOST $LJARCH $DASM_ARCH]) ]) # _LJ_ARCH # LJ_ARCH # ------- # Determine host and build system characteristics. AC_DEFUN([LJ_ARCH], [dnl lj_save_CPPFLAGS=$CPPFLAGS CPPFLAGS="$CPPFLAGS -I$srcdir/LuaJIT-src/src $LUAJIT_DEFINES -dM" AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include ]])], [lj_cpp=ok; _LJ_ARCH]) CPPFLAGS=$lj_save_CPPFLAGS AC_SUBST([LJARCH]) AC_SUBST([DASM_ARCH]) ]) # LJ_ARCH