diff options
Diffstat (limited to 'newlib/configure.host')
| -rw-r--r-- | newlib/configure.host | 317 |
1 files changed, 53 insertions, 264 deletions
diff --git a/newlib/configure.host b/newlib/configure.host index 759c38adb..b2f5428b7 100644 --- a/newlib/configure.host +++ b/newlib/configure.host @@ -22,28 +22,18 @@ # host_cpu The configuration host CPU # newlib_mb --enable-newlib-mb ("yes", "no") # target_optspace --enable-target-optspace ("yes", "no", "") -# newlib_multithread --enable-newlib-multithread ("yes", "no", "yes") -# newlib_elix_level --enable-newlib-elix-level ("1","2","3","4") ("4") -# newlib_io_long_long --enable-newlib-io-long-long ("yes", "no", "") -# newlib_io_long_double --enable-newlib-io-long-double ("yes", "no", "") # It sets the following shell variables: # newlib_cflags Special CFLAGS to use when building # machine_dir Subdirectory of libc/machine to configure # sys_dir Subdirectory of libc/sys to configure -# have_sys_mach_dir Is there a machine subdirectory in sys subdirectory # posix_dir "posix" to build libc/posix, "" otherwise # signal_dir "signal" to build libc/signal, "" otherwise -# stdio64_dir "stdio64" to build libc/stdio64, "" otherwise # syscall_dir "syscalls" to build libc/syscalls, "" otherwise # unix_dir "unix" to build libc/unix, "" otherwise # use_libtool flag: use libtool to build newlib? # aext library extension - needed for libtool support # oext object file extension - needed for libtool support -# crt1 name of crt1 object if one is provided -# crt1_dir directory where crt1 object is found -# have_crt0 "yes"/"no" if crt0 is/isn't provided. -# "" if crt0 is provided when sys_dir is set newlib_cflags= libm_machine_dir= @@ -51,19 +41,10 @@ machine_dir= sys_dir= posix_dir= signal_dir=signal -stdio64_dir= syscall_dir= unix_dir= mach_add_setjmp= -crt1= -crt1_dir= -have_crt0= use_libtool=no -have_sys_mach_dir=no -default_newlib_io_long_long=no -default_newlib_io_long_double=no -default_newlib_io_pos_args=no -default_newlib_atexit_dynamic_alloc=yes aext=a oext=o @@ -71,7 +52,7 @@ case "${target_optspace}:${host}" in yes:*) newlib_cflags="${newlib_cflags} -Os" ;; - :m32r-* | :d10v-* | :d30v-* | :avr-* | :m32c-* ) + :m32r-* | :d10v-* | :d30v-* | :avr-*) newlib_cflags="${newlib_cflags} -Os" ;; no:* | :*) @@ -97,27 +78,16 @@ case "${host_cpu}" in avr*) newlib_cflags="${newlib_cflags} -DPREFER_SIZE_OVER_SPEED -mcall-prologues" ;; - cris | crisv32) - machine_dir=cris - ;; - crx*) - machine_dir=crx - ;; + d10v*) machine_dir=d10v ;; d30v*) machine_dir=d30v ;; - ep9312) - machine_dir=arm - ;; fr30) machine_dir=fr30 ;; - frv) - machine_dir=frv - ;; h8300) machine_dir=h8300 ;; @@ -130,10 +100,10 @@ case "${host_cpu}" in i960) machine_dir=i960 ;; - i[34567]86) + i[3456]86) # Don't use for these since they provide their own setjmp. case ${host} in - *-*-sco* | *-*-cygwin*) + *-*-go32 | *-*-sco* | *-*-cygwin*) libm_machine_dir=i386 machine_dir=i386 ;; @@ -146,27 +116,11 @@ case "${host_cpu}" in ;; ia64*) ;; - iq2000) - machine_dir=iq2000 - ;; - m32c) - machine_dir=m32c - newlib_cflags="${newlib_cflags} -DPREFER_SIZE_OVER_SPEED -DABORT_PROVIDED -DSMALL_MEMORY" - ;; - m32r*) machine_dir=m32r ;; - - m68hc11|m6811|m68hc12|m6812) - machine_dir=m68hc11 - newlib_cflags="-DPREFER_SIZE_OVER_SPEED -Os -mrelax" - CFLAGS="-g -Os" - ;; - m68*) machine_dir=m68k - newlib_cflags="${newlib_cflags} -DCOMPACT_CTYPE" ;; m88k) machine_dir=m88k @@ -187,12 +141,8 @@ case "${host_cpu}" in machine_dir=mn10200 ;; mn10300) - default_newlib_io_long_long="yes" machine_dir=mn10300 ;; - mt*) - machine_dir=mt - ;; or16) ;; or32) @@ -200,7 +150,7 @@ case "${host_cpu}" in powerpc*) machine_dir=powerpc ;; - sh | sh64) + sh) machine_dir=sh ;; sparc*) @@ -217,9 +167,6 @@ case "${host_cpu}" in thumb) machine_dir=arm ;; - tic4x|c4x) - machine_dir=tic4x - ;; tic80*) machine_dir=tic80 ;; @@ -233,16 +180,15 @@ case "${host_cpu}" in ;; v850e) machine_dir=v850 - newlib_cflags="${newlib_cflags} -DPREFER_SIZE_OVER_SPEED " + newlib_cflags="${newlib_cflags} -DPREFER_SIZE_OVER_SPEED -mv850 " + ;; + v850ea) + machine_dir=v850 + newlib_cflags="${newlib_cflags} -DPREFER_SIZE_OVER_SPEED -mv850 " ;; w65*) machine_dir=w65 ;; - xstormy16) - machine_dir=xstormy16 - newlib_cflags="${newlib_cflags} -DMALLOC_PROVIDED" - newlib_cflags="${newlib_cflags} -DPREFER_SIZE_OVER_SPEED" - ;; z8k) machine_dir=z8k ;; @@ -252,33 +198,10 @@ case "${host_cpu}" in ;; esac -# Disable thread support if requested. - -if [ "${newlib_multithread}" = "no" ] ; then - newlib_cflags="${newlib_cflags} -D__SINGLE_THREAD__" -fi - -# Disable syscall support if requested. - -if [ "${newlib_may_supply_syscalls}" = "no" ] ; then - newlib_cflags="${newlib_cflags} -D__NO_SYSCALLS__" -fi - -# Enable multibyte support if requested or it is defaulted -# for target. +# Enable multibyte support if requested. -if [ "x${newlib_mb}" = "x" ]; then - case "${host}" in - i[34567]86-pc-linux-*|*-*-cygwin*) - newlib_mb=yes - ;; - esac -fi - -# Disable printf/scanf floating-point support if requested. - -if [ "${newlib_io_float}" = "no" ] ; then - newlib_cflags="${newlib_cflags} -DNO_FLOATING_POINT" +if [ "${newlib_mb}" = "yes" ] ; then + newlib_cflags="${newlib_cflags} -DMB_CAPABLE" fi # Verify if shared newlib support is allowed and set appropriate variables @@ -286,10 +209,8 @@ fi # support shared libraries. This is because it adds executable tests which # we don't want for most embedded platforms. case "${host}" in - i[34567]86-pc-linux-*) + i[3456]86-pc-linux-*) use_libtool=yes - have_sys_mach_dir=yes - stdio64_dir=stdio64 oext=lo aext=la ;; *) ;; #shared library not supported for ${host} @@ -303,8 +224,8 @@ esac case "${host}" in *-*-cygwin*) + sys_dir=cygwin posix_dir=posix - stdio64_dir=stdio64 ;; *-*-netware*) signal_dir= @@ -322,13 +243,7 @@ case "${host}" in sys_dir=arc ;; arm-*-*) - sys_dir=arm - if [ "x${newlib_may_supply_syscalls}" = "xno" ] ; then - have_crt0="no" - fi - ;; - crx*) - sys_dir= + sys_dir=arm ;; d10v*) sys_dir=d10v @@ -336,24 +251,12 @@ case "${host}" in d30v*) sys_dir= ;; - ep9312-*-*) - sys_dir=arm - if [ "x${newlib_may_supply_syscalls}" = "xno" ] ; then - have_crt0="no" - fi - ;; - frv*) - sys_dir= - ;; h8300-*-hms*) sys_dir=h8300hms ;; h8300-*-elf*) sys_dir=h8300hms ;; - h8300-*-coff*) - sys_dir=h8300hms - ;; h8300-*-xray*) sys_dir=h8300xray ;; @@ -363,28 +266,22 @@ case "${host}" in h8500-*-elf*) sys_dir=h8500hms ;; - i[34567]86-*-rdos*) - sys_dir=rdos - newlib_cflags="${newlib_cflags} -DMISSING_SYSCALL_NAMES" + i[3456]86-*-go32) + sys_dir=go32 ;; - i[34567]86-*-sco*) + i[3456]86-*-sco*) sys_dir=sysvi386 unix_dir=unix ;; - i[34567]86-pc-linux-*) + i[3456]86-pc-linux-*) sys_dir=linux unix_dir=unix posix_dir=posix - crt1=crt1.o - crt1_dir=libc/sys/${sys_dir} gcc_dir=`gcc -print-search-dirs | awk '/^install:/{print $2}'` - default_newlib_io_long_double="yes" - default_newlib_io_long_long="yes" - default_newlib_io_pos_args="yes" #newlib_cflags="${newlib_cflags} -Werror" # DEBUGGING ONLY;BREAKS BUILD newlib_cflags="${newlib_cflags} -Wall" newlib_cflags="${newlib_cflags} -D_I386MACH_ALLOW_HW_INTERRUPTS" - newlib_cflags="${newlib_cflags} -DHAVE_FCNTL" + newlib_cflags="${newlib_cflags} -D_LOOSE_KERNEL_NAMES -DHAVE_FCNTL" # --- Required when building a shared library ------------------------ newlib_cflags="${newlib_cflags} -fPIC -D_I386MACH_NEED_SOTYPE_FUNCTION" # --- The three lines below are optional ------------------------------ @@ -392,10 +289,6 @@ case "${host}" in ##newlib_cflags="${newlib_cflags} -I`newlib-flags --kernel-dir`/include" ##newlib_cflags="${newlib_cflags} -idirafter ${gcc_dir}include" ;; - - m68hc11-*-*|m6811-*-*|m6812-*-*|m68hc12-*-*) - ;; - m68k-sun-sunos*) unix_dir=unix ;; @@ -409,6 +302,7 @@ case "${host}" in sys_dir=mmixware ;; powerpcle-*-pe) + sys_dir=cygwin posix_dir=posix ;; sh*-*) @@ -423,16 +317,13 @@ case "${host}" in unix_dir=unix ;; strongarm-*-*) - sys_dir=arm - if [ "x${newlib_may_supply_syscalls}" = "xno" ] ; then - have_crt0="no" - fi + sys_dir=arm + ;; + xscale-*-*) + sys_dir=arm ;; thumb-*-*) - sys_dir=arm - if [ "x${newlib_may_supply_syscalls}" = "xno" ] ; then - have_crt0="no" - fi + sys_dir=arm ;; tic80*) sys_dir=tic80 @@ -455,12 +346,6 @@ case "${host}" in w65-*-*) sys_dir=w65 ;; - xscale-*-*) - sys_dir=arm - if [ "x${newlib_may_supply_syscalls}" = "xno" ] ; then - have_crt0="no" - fi - ;; z8k-*-coff) sys_dir=z8ksim ;; @@ -472,13 +357,11 @@ esac case "${host}" in *-*-cygwin*) - test -z "$cygwin_srcdir" && cygwin_srcdir=`cd ${srcdir}/../winsup/cygwin; pwd` - export cygwin_srcdir - default_newlib_io_long_long="yes" - default_newlib_io_long_double="yes" - default_newlib_io_pos_args="yes" - CC="${CC} -I${cygwin_srcdir}/include" - newlib_cflags="${newlib_cflags} -DHAVE_OPENDIR -DHAVE_RENAME -DSIGNAL_PROVIDED -D_COMPILING_NEWLIB -DHAVE_FCNTL -DMALLOC_PROVIDED" + newlib_cflags="${newlib_cflags} -DHAVE_OPENDIR -DHAVE_RENAME -DSIGNAL_PROVIDED -DWANT_IO_LONG_DBL -DWANT_PRINTF_LONG_LONG -D_COMPILING_NEWLIB -DHAVE_FCNTL" +# CYGWIN provides its own malloc if --enable-malloc-debugging is set + if [ "x${malloc_debugging}" = "xyes" ] ; then + newlib_cflags="${newlib_cflags} -DMALLOC_PROVIDED" + fi syscall_dir=syscalls ;; # RTEMS supplies its own versions of some routines: @@ -489,8 +372,7 @@ case "${host}" in # # NOTE: When newlib malloc uses a semaphore, RTEMS will switch to that. *-*-rtems*) - default_newlib_io_long_long="yes" - newlib_cflags="${newlib_cflags} -DHAVE_GETTIMEOFDAY -DMALLOC_PROVIDED -DEXIT_PROVIDED -DMISSING_SYSCALL_NAMES -DSIGNAL_PROVIDED -DREENTRANT_SYSCALLS_PROVIDED -DHAVE_OPENDIR -DNO_EXEC -DHAVE_FCNTL" + newlib_cflags="${newlib_cflags} -DHAVE_GETTIMEOFDAY -DMALLOC_PROVIDED -DEXIT_PROVIDED -DMISSING_SYSCALL_NAMES -DSIGNAL_PROVIDED -DREENTRANT_SYSCALLS_PROVIDED -DHAVE_OPENDIR -DNO_EXEC -DWANT_PRINTF_LONG_LONG -DHAVE_FCNTL" ;; # VxWorks supplies its own version of malloc, and the newlib one # doesn't work because VxWorks does not have sbrk. @@ -508,38 +390,23 @@ case "${host}" in arm-*-pe) syscall_dir=syscalls newlib_cflags="${newlib_cflags} -DABORT_PROVIDED -DHAVE_GETTIMEOFDAY" +# Don't use the debugging protocols just yet. ;; arm-*-*) syscall_dir=syscalls newlib_cflags="${newlib_cflags} -DABORT_PROVIDED -DHAVE_GETTIMEOFDAY" -# If newlib is supplying syscalls, select which debug protocol is being used. +# Select which debug protocol is being used. # ARM_RDP_MONITOR selects the Demon monitor. # ARM_RDI_MONITOR selects the Angel monitor. # If neither are defined, then hard coded defaults will be used # to create the program's environment. -# If --disable-newlib-supplied-syscalls is specified, then the end-user -# may specify the protocol via gcc spec files supplied by libgloss. # See also thumb below. - if [ "x${newlib_may_supply_syscalls}" = "xyes" ] ; then -# newlib_cflags="${newlib_cflags} -DARM_RDP_MONITOR" - newlib_cflags="${newlib_cflags} -DARM_RDI_MONITOR" - fi - ;; - arc*) - newlib_cflags="${newlib_cflags} -DREENTRANT_SYSCALLS_PROVIDED" +# newlib_cflags="${newlib_cflags} -DARM_RDP_MONITOR" + newlib_cflags="${newlib_cflags} -DARM_RDI_MONITOR" ;; avr*) newlib_cflags="${newlib_cflags} -DNO_EXEC -DSMALL_MEMORY -DMISSING_SYSCALL_NAMES" ;; - cris-*-* | crisv32-*-*) - default_newlib_io_long_long="yes" - newlib_cflags="${newlib_cflags} -DHAVE_RENAME -DHAVE_GETTIMEOFDAY -D_USE_WRITE -DCOMPACT_CTYPE" - syscall_dir=syscalls - ;; - crx-*-*) - newlib_cflags="${newlib_cflags} -DHAVE_RENAME -DMISSING_SYSCALL_NAMES" - syscall_dir= - ;; d10v*) newlib_cflags="${newlib_cflags} -DSMALL_MEMORY" syscall_dir=syscalls @@ -548,41 +415,26 @@ case "${host}" in newlib_cflags="${newlib_cflags} -DABORT_MESSAGE -DSMALL_MEMORY -DMISSING_SYSCALL_NAMES" syscall_dir= ;; - ep9312-*-*) - syscall_dir=syscalls - newlib_cflags="${newlib_cflags} -DABORT_PROVIDED -DHAVE_GETTIMEOFDAY" - if [ "x${newlib_may_supply_syscalls}" = "xyes" ] ; then - newlib_cflags="${newlib_cflags} -DARM_RDI_MONITOR" - fi - ;; fr30-*-*) + newlib_cflags="${newlib_cflags}" syscall_dir=syscalls ;; - frv-*-*) - syscall_dir=syscalls - default_newlib_io_long_long="yes" - ;; h8300*-*-*) syscall_dir=syscalls - default_newlib_io_long_long="yes" newlib_cflags="${newlib_cflags} -DSMALL_DTOA -DSMALL_MEMORY" - # Simulator only extensions for H8300. - # Uncomment the next line to enable them. - # newlib_cflags="${newlib_cflags} -D__SIMULATOR__" ;; h8500-*-*) syscall_dir=syscalls newlib_cflags="${newlib_cflags} -DSMALL_DTOA -DSMALL_MEMORY" ;; - i[34567]86-*-sco*) + i[3456]86-*-sco*) newlib_cflags="${newlib_cflags} -DSIGNAL_PROVIDED -DHAVE_FCNTL" ;; - i[34567]86-*-netware*) + i[3456]86-*-netware*) newlib_cflags="${newlib_cflags} -DMISSING_SYSCALL_NAMES -DNO_EXEC -DABORT_PROVIDED -DCLOCK_PROVIDED -DMALLOC_PROVIDED -DHAVE_FCNTL" ;; - iq2000*) - syscall_dir=syscalls - default_newlib_io_long_long="yes" + i[3456]86-*-go32) + newlib_cflags="${newlib_cflags} -DMISSING_SYSCALL_NAMES -DNO_EXEC -DHAVE_FCNTL" ;; m32r-*-*) # Pass -msdata=sdata so _impure_ptr goes in .sdata. @@ -592,20 +444,10 @@ case "${host}" in newlib_cflags="${newlib_cflags} -msdata=sdata" syscall_dir=syscalls ;; - m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*) - newlib_cflags="${newlib_cflags} -DNO_EXEC -DABORT_PROVIDED -DSMALL_MEMORY -DMISSING_SYSCALL_NAMES" - ;; mcore-*-*) + newlib_cflags="${newlib_cflags}" syscall_dir=syscalls ;; - mips64vr*-*-*) - default_newlib_io_long_long="yes" - newlib_cflags="${newlib_cflags} -DMISSING_SYSCALL_NAMES" - ;; - mips*-*-elf*) - default_newlib_io_long_long="yes" - newlib_cflags="${newlib_cflags} -DMISSING_SYSCALL_NAMES" - ;; mmix-*) syscall_dir=syscalls # We need every symbol 32-bit aligned, so the invalid @@ -615,21 +457,12 @@ case "${host}" in mn10?00-*-*) syscall_dir=syscalls ;; - powerpc*-*-eabialtivec*) - default_newlib_io_long_long="yes" - newlib_cflags="${newlib_cflags} -DMISSING_SYSCALL_NAMES" - ;; - powerpc*-*-eabispe*) - default_newlib_io_long_long="yes" - newlib_cflags="${newlib_cflags} -DMISSING_SYSCALL_NAMES" - ;; powerpc*-*-eabi* | \ powerpc*-*-elf* | \ powerpc*-*-linux* | \ powerpc*-*-rtem* | \ powerpc*-*-sysv* | \ powerpc*-*-solaris*) - default_newlib_io_long_long="yes" newlib_cflags="${newlib_cflags} -mrelocatable-lib -mno-eabi -mstrict-align -DMISSING_SYSCALL_NAMES" ;; powerpcle-*-pe) @@ -637,7 +470,6 @@ case "${host}" in syscall_dir=syscalls ;; sh*-*-*) - default_newlib_io_long_long="yes" newlib_cflags="${newlib_cflags} -DHAVE_GETTIMEOFDAY" syscall_dir=syscalls ;; @@ -658,6 +490,12 @@ case "${host}" in strongarm-*-*) syscall_dir=syscalls newlib_cflags="${newlib_cflags} -DABORT_PROVIDED -DHAVE_GETTIMEOFDAY" + newlib_cflags="${newlib_cflags} -DARM_RDI_MONITOR" + ;; + xscale-*-*) + syscall_dir=syscalls + newlib_cflags="${newlib_cflags} -DABORT_PROVIDED -DHAVE_GETTIMEOFDAY" + newlib_cflags="${newlib_cflags} -DARM_RDI_MONITOR" ;; thumb-*-pe) syscall_dir=syscalls @@ -667,17 +505,14 @@ case "${host}" in thumb-*-*) syscall_dir=syscalls newlib_cflags="${newlib_cflags} -DABORT_PROVIDED -DHAVE_GETTIMEOFDAY" -# If newlib is supplying syscalls, select which debug protocol is being used. +# Select which debug protocol is being used. # ARM_RDP_MONITOR selects the Demon monitor. # ARM_RDI_MONITOR selects the Angel monitor. # If neither are defined, then hard coded defaults will be used # to create the program's environment. -# If --disable-newlib-supplied-syscalls is specified, then the end-user -# may specify the protocol via gcc spec files supplied by libgloss. - if [ "x${newlib_may_supply_syscalls}" = "xyes" ] ; then -# newlib_cflags="${newlib_cflags} -DARM_RDP_MONITOR" - newlib_cflags="${newlib_cflags} -DARM_RDI_MONITOR" - fi +# See also arm and strongarm above. +# newlib_cflags="${newlib_cflags} -DARM_RDP_MONITOR" + newlib_cflags="${newlib_cflags} -DARM_RDI_MONITOR" ;; tic80*) syscall_dir=syscalls @@ -695,18 +530,6 @@ case "${host}" in syscall_dir=syscalls newlib_cflags="${newlib_cflags} -DSMALL_DTOA -DSMALL_MEMORY" ;; - xscale-*-*) - syscall_dir=syscalls - newlib_cflags="${newlib_cflags} -DABORT_PROVIDED -DHAVE_GETTIMEOFDAY" - newlib_cflags="${newlib_cflags} -DHAVE_SYSTEM -DHAVE_RENAME" - if [ "x${newlib_may_supply_syscalls}" = "xyes" ] ; then - newlib_cflags="${newlib_cflags} -DARM_RDI_MONITOR" - fi - ;; - xstormy16-*-*) - newlib_cflags="${newlib_cflags} -DHAVE_GETTIMEOFDAY" - syscall_dir=syscalls - ;; z8k-*-*) syscall_dir=syscalls ;; @@ -715,37 +538,3 @@ case "${host}" in syscall_dir= ;; esac - -# Use defaults for certain settings if not specified by user - -# Enable long long support in I/O routines if requested. -if [ "x${newlib_io_long_long}" = "x" ]; then - if [ ${default_newlib_io_long_long} = "yes" ]; then - newlib_io_long_long="yes"; - fi -fi - -# Enable long double support in I/O routines if requested. -if [ "x${newlib_io_long_double}" = "x" ]; then - if [ ${default_newlib_io_long_double} = "yes" ]; then - newlib_io_long_double="yes"; - fi -fi - -# Enable printf positional argument support if requested. -if [ "x${newlib_io_pos_args}" = "x" ]; then - if [ ${default_newlib_io_pos_args} = "yes" ]; then - newlib_io_pos_args="yes"; - fi -fi - -# Disable atexit dynamic allocation if requested. -if [ "x${newlib_atexit_dynamic_alloc}" = "x" ]; then - if [ ${default_newlib_atexit_dynamic_alloc} = "yes" ]; then - newlib_atexit_dynamic_alloc="yes"; - fi -fi - -if test -z "${have_crt0}" && test -n "${sys_dir}"; then - have_crt0="yes" -fi |