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cc/gcc: cleanup the frontends

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A few noop fix-ups:
 - fix the comments in core pass-1
 - commonalise settings that can be

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
This commit is contained in:
Yann E. MORIN" 2011-07-25 19:04:00 +02:00
parent ae3b564fb8
commit 4a8daa02e3
1 changed files with 21 additions and 35 deletions
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52
scripts/build/cc/gcc.sh
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@ -58,15 +58,13 @@ do_cc_core_pass_1() {
local -a core_opts
local do_core
# If we're building for bare metal, build the static core gcc,
# with libgcc.
# In case we're not bare metal and building a canadian compiler, do nothing
# In case we're not bare metal, and we're NPTL, build the static core gcc.
# In any other case, do nothing.
case "${CT_BARE_METAL},${CT_CANADIAN},${CT_THREADS}" in
,y,*)
# Do nothing for canadian-crosses, we already have a target compiler.
# We only need a pass-1 core gcc if the threading model is NPTL.
# For all other cases, it is not used.
case "${CT_CANADIAN},${CT_THREADS}" in
y,*)
;;
,,nptl)
,nptl)
do_core=y
core_opts+=( "mode=static" )
core_opts+=( "host=${CT_BUILD}" )
@ -74,8 +72,6 @@ do_cc_core_pass_1() {
core_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
core_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
;;
*)
;;
esac
if [ "${do_core}" = "y" ]; then
@ -94,44 +90,34 @@ do_cc_core_pass_2() {
local -a core_opts
local do_core
# In case we're building for bare metal, do nothing, we already have
# our compiler.
# In case we're not bare metal and building a canadian compiler, do nothing
# In case we're NPTL, build the shared core gcc and the target libgcc.
# In any other case, build the static core gcc and, if using gcc-4.3+,
# also build the target libgcc.
core_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
case "${CT_BARE_METAL},${CT_CANADIAN},${CT_THREADS}" in
y,*,*)
do_core=y
# Common options:
core_opts+=( "host=${CT_BUILD}" )
core_opts+=( "mode=static" )
core_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
core_opts+=( "complibs=${CT_COMPLIBS_DIR}" )
core_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
# Do nothing for canadian-crosses, we already have a target compiler.
# Different conditions are at stake here:
# - In case the threading model is NPTL, we need a shared-capable core
# gcc; in all other cases, we need a static-only core gcc.
# - In case the threading model is NPTL or win32, or gcc is 4.3 or
# later, we need to build libgcc
case "${CT_CANADIAN},${CT_THREADS}" in
y,*)
;;
,y,*) ;;
,,nptl)
,nptl)
do_core=y
core_opts+=( "mode=shared" )
core_opts+=( "host=${CT_BUILD}" )
core_opts+=( "build_libgcc=yes" )
core_opts+=( "complibs=${CT_COMPLIBS_DIR}" )
core_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
;;
,,win32)
,win32)
do_core=y
core_opts+=( "mode=static" )
core_opts+=( "host=${CT_BUILD}" )
core_opts+=( "build_libgcc=yes" )
core_opts+=( "complibs=${CT_COMPLIBS_DIR}" )
core_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
;;
*)
do_core=y
core_opts+=( "mode=static" )
core_opts+=( "host=${CT_BUILD}" )
core_opts+=( "complibs=${CT_COMPLIBS_DIR}" )
core_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
if [ "${CT_CC_GCC_4_3_or_later}" = "y" ]; then
core_opts+=( "build_libgcc=yes" )
fi