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From: Michael Frysinger <vapier@sourceware.org> To: newlib-cvs@sourceware.org Subject: [newlib-cygwin] newlib: libm: merge machine/ trampoline up a level Date: Wed, 26 Jan 2022 09:11:27 +0000 (GMT) [thread overview] Message-ID: <20220126091127.507B83851C01@sourceware.org> (raw) https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=6ac043b19204399b28f17ecadaef9301223668fc commit 6ac043b19204399b28f17ecadaef9301223668fc Author: Mike Frysinger <vapier@gentoo.org> Date: Sat Jan 22 19:54:54 2022 -0500 newlib: libm: merge machine/ trampoline up a level The machine/{configure,Makefile} files exist only to fan out to the specific machine/$arch/ subdir. We already have all that same info in the libm/ dir itself, so by moving the recursive configure and make calls into it, we can cut off this logic entirely and save the overhead. For arches that don't have a machine subdir, it means they can skip the logic entirely. Diff: --- newlib/libm/Makefile.am | 5 +- newlib/libm/Makefile.in | 6 +- newlib/libm/common/Makefile.in | 1 + newlib/libm/complex/Makefile.in | 1 + newlib/libm/configure | 71 +- newlib/libm/configure.ac | 25 +- newlib/libm/fenv/Makefile.in | 1 + newlib/libm/machine/Makefile.am | 26 - newlib/libm/machine/Makefile.in | 650 -- newlib/libm/machine/aclocal.m4 | 1178 --- newlib/libm/machine/configure | 14383 ------------------------------------- newlib/libm/machine/configure.ac | 53 - newlib/libm/math/Makefile.in | 1 + newlib/libm/mathfp/Makefile.in | 1 + 14 files changed, 93 insertions(+), 16309 deletions(-) diff --git a/newlib/libm/Makefile.am b/newlib/libm/Makefile.am index 8d355cbf6..5165ff34b 100644 --- a/newlib/libm/Makefile.am +++ b/newlib/libm/Makefile.am @@ -6,7 +6,10 @@ else MATHDIR = math endif -SUBDIRS = $(MATHDIR) common complex fenv machine +SUBDIRS = $(MATHDIR) common complex fenv +if HAVE_LIBM_MACHINE_DIR +SUBDIRS += $(LIBM_MACHINE_DIR) +endif libm_la_LDFLAGS = -Xcompiler -nostdlib diff --git a/newlib/libm/Makefile.in b/newlib/libm/Makefile.in index 82be90c42..d485b3cbe 100644 --- a/newlib/libm/Makefile.in +++ b/newlib/libm/Makefile.in @@ -89,6 +89,7 @@ PRE_UNINSTALL = : POST_UNINSTALL = : build_triplet = @build@ host_triplet = @host@ +@HAVE_LIBM_MACHINE_DIR_TRUE@am__append_1 = $(LIBM_MACHINE_DIR) subdir = . ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 am__aclocal_m4_deps = $(top_srcdir)/../../config/depstand.m4 \ @@ -282,7 +283,7 @@ am__define_uniq_tagged_files = \ ETAGS = etags CTAGS = ctags CSCOPE = cscope -DIST_SUBDIRS = math mathfp common complex fenv machine +DIST_SUBDIRS = math mathfp common complex fenv @LIBM_MACHINE_DIR@ ACLOCAL = @ACLOCAL@ AMTAR = @AMTAR@ AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@ @@ -319,6 +320,7 @@ INSTALL_SCRIPT = @INSTALL_SCRIPT@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ LD = @LD@ LDFLAGS = @LDFLAGS@ +LIBM_MACHINE_DIR = @LIBM_MACHINE_DIR@ LIBM_MACHINE_LIB = @LIBM_MACHINE_LIB@ LIBOBJS = @LIBOBJS@ LIBS = @LIBS@ @@ -414,7 +416,7 @@ top_builddir = @top_builddir@ top_srcdir = @top_srcdir@ @NEWLIB_HW_FP_FALSE@MATHDIR = math @NEWLIB_HW_FP_TRUE@MATHDIR = mathfp -SUBDIRS = $(MATHDIR) common complex fenv machine +SUBDIRS = $(MATHDIR) common complex fenv $(am__append_1) libm_la_LDFLAGS = -Xcompiler -nostdlib @USE_LIBTOOL_FALSE@SUBLIBS = $(MATHDIR)/lib.$(aext) common/lib.$(aext) complex/lib.$(aext) fenv/lib.$(aext) $(LIBM_MACHINE_LIB) @USE_LIBTOOL_TRUE@SUBLIBS = $(MATHDIR)/lib$(MATHDIR).$(aext) common/libcommon.$(aext) complex/libcomplex.$(aext) fenv/libfenv.$(aext) $(LIBM_MACHINE_LIB) diff --git a/newlib/libm/common/Makefile.in b/newlib/libm/common/Makefile.in index 29347137d..5253d1815 100644 --- a/newlib/libm/common/Makefile.in +++ b/newlib/libm/common/Makefile.in @@ -342,6 +342,7 @@ INSTALL_SCRIPT = @INSTALL_SCRIPT@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ LD = @LD@ LDFLAGS = @LDFLAGS@ +LIBM_MACHINE_DIR = @LIBM_MACHINE_DIR@ LIBM_MACHINE_LIB = @LIBM_MACHINE_LIB@ LIBOBJS = @LIBOBJS@ LIBS = @LIBS@ diff --git a/newlib/libm/complex/Makefile.in b/newlib/libm/complex/Makefile.in index 8f59b3752..362d75e97 100644 --- a/newlib/libm/complex/Makefile.in +++ b/newlib/libm/complex/Makefile.in @@ -275,6 +275,7 @@ INSTALL_SCRIPT = @INSTALL_SCRIPT@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ LD = @LD@ LDFLAGS = @LDFLAGS@ +LIBM_MACHINE_DIR = @LIBM_MACHINE_DIR@ LIBM_MACHINE_LIB = @LIBM_MACHINE_LIB@ LIBOBJS = @LIBOBJS@ LIBS = @LIBS@ diff --git a/newlib/libm/configure b/newlib/libm/configure index 311da10ce..27c8acf5f 100755 --- a/newlib/libm/configure +++ b/newlib/libm/configure @@ -635,9 +635,12 @@ am__EXEEXT_TRUE LTLIBOBJS LIBOBJS LIBM_MACHINE_LIB +LIBM_MACHINE_DIR +HAVE_LIBM_MACHINE_DIR_FALSE +HAVE_LIBM_MACHINE_DIR_TRUE +subdirs HAVE_LONG_DOUBLE_FALSE HAVE_LONG_DOUBLE_TRUE -subdirs CPP OTOOL64 OTOOL @@ -814,7 +817,17 @@ LDFLAGS LIBS CPPFLAGS CPP' -ac_subdirs_all='machine' +ac_subdirs_all='machine/aarch64 +machine/arm +machine/i386 +machine/nds32 +machine/pru +machine/spu +machine/riscv +machine/x86_64 +machine/powerpc +machine/sparc +machine/mips' # Initialize some variables set by options. ac_init_help= @@ -11600,7 +11613,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 11603 "configure" +#line 11616 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -11706,7 +11719,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 11709 "configure" +#line 11722 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -11946,11 +11959,6 @@ CC="$lt_save_CC" fi - -subdirs="$subdirs machine" - - - { $as_echo "$as_me:${as_lineno-$LINENO}: checking for long double" >&5 $as_echo_n "checking for long double... " >&6; } if ${ac_cv_type_long_double+:} false; then : @@ -12003,12 +12011,49 @@ fi LIBM_MACHINE_LIB= if test -n "${libm_machine_dir}"; then + case ${libm_machine_dir} in + aarch64) + +subdirs="$subdirs machine/aarch64" + ;; + arm) subdirs="$subdirs machine/arm" + ;; + i386) subdirs="$subdirs machine/i386" + ;; + nds32) subdirs="$subdirs machine/nds32" + ;; + pru) subdirs="$subdirs machine/pru" + ;; + spu) subdirs="$subdirs machine/spu" + ;; + riscv) subdirs="$subdirs machine/riscv" + ;; + x86_64) subdirs="$subdirs machine/x86_64" + ;; + powerpc) subdirs="$subdirs machine/powerpc" + ;; + sparc) subdirs="$subdirs machine/sparc" + ;; + mips) subdirs="$subdirs machine/mips" + ;; + *) as_fn_error $? "unsupported libm_machine_dir \"${libm_machine_dir}\"" "$LINENO" 5 ;; + esac + + LIBM_MACHINE_DIR=machine/${libm_machine_dir} if test "${use_libtool}" = "yes"; then - LIBM_MACHINE_LIB=machine/${libm_machine_dir}/lib${libm_machine_dir}.${aext} + LIBM_MACHINE_LIB=${LIBM_MACHINE_DIR}/lib${libm_machine_dir}.${aext} else - LIBM_MACHINE_LIB=machine/lib.${aext} + LIBM_MACHINE_LIB=${LIBM_MACHINE_DIR}/lib.${aext} fi fi + if test "x${LIBM_MACHINE_DIR}" != x; then + HAVE_LIBM_MACHINE_DIR_TRUE= + HAVE_LIBM_MACHINE_DIR_FALSE='#' +else + HAVE_LIBM_MACHINE_DIR_TRUE='#' + HAVE_LIBM_MACHINE_DIR_FALSE= +fi + @@ -12227,6 +12272,10 @@ if test -z "${HAVE_LONG_DOUBLE_TRUE}" && test -z "${HAVE_LONG_DOUBLE_FALSE}"; th as_fn_error $? "conditional \"HAVE_LONG_DOUBLE\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi +if test -z "${HAVE_LIBM_MACHINE_DIR_TRUE}" && test -z "${HAVE_LIBM_MACHINE_DIR_FALSE}"; then + as_fn_error $? "conditional \"HAVE_LIBM_MACHINE_DIR\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi : "${CONFIG_STATUS=./config.status}" ac_write_fail=0 diff --git a/newlib/libm/configure.ac b/newlib/libm/configure.ac index 3f9c01e15..44d3391bd 100644 --- a/newlib/libm/configure.ac +++ b/newlib/libm/configure.ac @@ -27,20 +27,35 @@ if test "${use_libtool}" = "yes"; then LT_INIT([win32-dll]) fi -AC_CONFIG_SUBDIRS(machine) - AC_TYPE_LONG_DOUBLE AM_CONDITIONAL(HAVE_LONG_DOUBLE, test x"$ac_cv_type_long_double" = x"yes") LIBM_MACHINE_LIB= if test -n "${libm_machine_dir}"; then + case ${libm_machine_dir} in + aarch64) AC_CONFIG_SUBDIRS(machine/aarch64) ;; + arm) AC_CONFIG_SUBDIRS(machine/arm) ;; + i386) AC_CONFIG_SUBDIRS(machine/i386) ;; + nds32) AC_CONFIG_SUBDIRS(machine/nds32) ;; + pru) AC_CONFIG_SUBDIRS(machine/pru) ;; + spu) AC_CONFIG_SUBDIRS(machine/spu) ;; + riscv) AC_CONFIG_SUBDIRS(machine/riscv) ;; + x86_64) AC_CONFIG_SUBDIRS(machine/x86_64) ;; + powerpc) AC_CONFIG_SUBDIRS(machine/powerpc) ;; + sparc) AC_CONFIG_SUBDIRS(machine/sparc) ;; + mips) AC_CONFIG_SUBDIRS(machine/mips) ;; + *) AC_MSG_ERROR([unsupported libm_machine_dir "${libm_machine_dir}"]) ;; + esac + + LIBM_MACHINE_DIR=machine/${libm_machine_dir} if test "${use_libtool}" = "yes"; then - LIBM_MACHINE_LIB=machine/${libm_machine_dir}/lib${libm_machine_dir}.${aext} + LIBM_MACHINE_LIB=${LIBM_MACHINE_DIR}/lib${libm_machine_dir}.${aext} else - LIBM_MACHINE_LIB=machine/lib.${aext} + LIBM_MACHINE_LIB=${LIBM_MACHINE_DIR}/lib.${aext} fi fi - +AM_CONDITIONAL(HAVE_LIBM_MACHINE_DIR, test "x${LIBM_MACHINE_DIR}" != x) +AC_SUBST(LIBM_MACHINE_DIR) AC_SUBST(LIBM_MACHINE_LIB) AC_CONFIG_FILES([Makefile math/Makefile mathfp/Makefile common/Makefile complex/Makefile fenv/Makefile]) diff --git a/newlib/libm/fenv/Makefile.in b/newlib/libm/fenv/Makefile.in index 28495cd9f..81bb31722 100644 --- a/newlib/libm/fenv/Makefile.in +++ b/newlib/libm/fenv/Makefile.in @@ -236,6 +236,7 @@ INSTALL_SCRIPT = @INSTALL_SCRIPT@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ LD = @LD@ LDFLAGS = @LDFLAGS@ +LIBM_MACHINE_DIR = @LIBM_MACHINE_DIR@ LIBM_MACHINE_LIB = @LIBM_MACHINE_LIB@ LIBOBJS = @LIBOBJS@ LIBS = @LIBS@ diff --git a/newlib/libm/machine/Makefile.am b/newlib/libm/machine/Makefile.am deleted file mode 100644 index 3b05fb103..000000000 --- a/newlib/libm/machine/Makefile.am +++ /dev/null @@ -1,26 +0,0 @@ -## Process this file with automake to generate Makefile.in - -SUBDIRS = $(libm_machine_dir) . - -if HAVE_LIBM_MACHINE_DIR -LIBM_MACHLIB = lib.a -endif - -if USE_LIBTOOL -else -noinst_LIBRARIES = $(LIBM_MACHLIB) - -lib.a: $(libm_machine_dir)/lib.a - rm -f $@ - ln $(libm_machine_dir)/lib.a $@ >/dev/null 2>/dev/null || \ - cp $(libm_machine_dir)/lib.a $@ -endif # USE_LIBTOOL - -$(libm_machine_dir)/lib.a: - -doc: - -docbook: - -ACLOCAL_AMFLAGS = -I ../.. -I ../../.. -I ../../../config -CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host diff --git a/newlib/libm/machine/Makefile.in b/newlib/libm/machine/Makefile.in deleted file mode 100644 index a933a7515..000000000 --- a/newlib/libm/machine/Makefile.in +++ /dev/null @@ -1,650 +0,0 @@ -# Makefile.in generated by automake 1.15.1 from Makefile.am. -# @configure_input@ - -# Copyright (C) 1994-2017 Free Software Foundation, Inc. - -# This Makefile.in is free software; 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