X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=configure;h=9eebe3a17daafaa1982c1a631e57b78dbf859a46;hb=70433886683b67b5a28abe35eac7e9ab82a4a9e4;hp=54d0339ab9ea890d040e51483595c941bdd0d190;hpb=11104e4297b33e642bd509a07a3313210a0991aa;p=binutils-gdb.git

diff --git a/configure b/configure
index 54d0339ab9e..9eebe3a17da 100755
--- a/configure
+++ b/configure
@@ -616,6 +616,8 @@ GFORTRAN_FOR_TARGET
 GCC_FOR_TARGET
 CXX_FOR_TARGET
 CC_FOR_TARGET
+RANLIB_PLUGIN_OPTION
+AR_PLUGIN_OPTION
 READELF
 OBJDUMP
 OBJCOPY
@@ -690,7 +692,9 @@ extra_mpc_gmp_configure_flags
 extra_mpfr_configure_flags
 gmpinc
 gmplibs
-LIBDEBUGINFOD
+PGO_BUILD_LTO_CFLAGS
+PGO_BUILD_USE_CFLAGS
+PGO_BUILD_GEN_CFLAGS
 do_compare
 GNATMAKE
 GNATBIND
@@ -791,7 +795,7 @@ enable_libssp
 enable_libstdcxx
 enable_liboffloadmic
 enable_bootstrap
-with_debuginfod
+enable_pgo_build
 with_mpc
 with_mpc_include
 with_mpc_lib
@@ -1522,6 +1526,8 @@ Optional Features:
   --enable-liboffloadmic=ARG
                           build liboffloadmic [ARG={no,host,target}]
   --enable-bootstrap      enable bootstrapping [yes if native build]
+  --enable-pgo-build[=lto]
+                          enable the PGO build
   --disable-isl-version-check
                           disable check for isl version
   --enable-lto            enable link time optimization support
@@ -1555,8 +1561,6 @@ Optional Packages:
   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
   --with-build-libsubdir=DIR  Directory where to find libraries for build system
   --with-system-zlib      use installed libz
-  --with-debuginfod       Enable debuginfo lookups with debuginfod
-                          (auto/yes/no)
   --with-mpc=PATH         specify prefix directory for installed MPC package.
                           Equivalent to --with-mpc-include=PATH/include plus
                           --with-mpc-lib=PATH/lib
@@ -1925,52 +1929,6 @@ fi
   as_fn_set_status $ac_retval
 
 } # ac_fn_c_try_link
-
-# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
-# ---------------------------------------------
-# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
-# accordingly.
-ac_fn_c_check_decl ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  as_decl_name=`echo $2|sed 's/ *(.*//'`
-  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
-$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-#ifndef $as_decl_name
-#ifdef __cplusplus
-  (void) $as_decl_use;
-#else
-  (void) $as_decl_name;
-#endif
-#endif
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  eval "$3=yes"
-else
-  eval "$3=no"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_decl
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
@@ -3484,9 +3442,6 @@ case "${target}" in
   arm-wince-pe)
     noconfigdirs="$noconfigdirs target-libffi"
     ;;
-  arm*-*-symbianelf*)
-    noconfigdirs="$noconfigdirs target-libffi"
-    ;;
   cris-*-* | crisv32-*-*)
     case "${target}" in
       *-*-linux*)
@@ -5470,6 +5425,91 @@ if test "$enable_bootstrap:$GXX" = "yes:yes"; then
   CXX="$CXX -std=gnu++98"
 fi
 
+# Check whether --enable-pgo-build was given.
+if test "${enable_pgo_build+set}" = set; then :
+  enableval=$enable_pgo_build; enable_pgo_build=$enableval
+else
+  enable_pgo_build=no
+fi
+
+
+# Issue errors and warnings for invalid/strange PGO build combinations.
+case "$have_compiler:$host:$target:$enable_pgo_build" in
+  *:*:*:no) ;;
+
+  # Allow the PGO build only if we aren't building a compiler and
+  # we are in a native configuration.
+  no:$build:$build:yes | no:$build:$build:lto) ;;
+
+  # Disallow the PGO bootstrap if we are building a compiler.
+  yes:*:*:yes | yes:*:*:lto)
+    as_fn_error $? "cannot perform the PGO bootstrap when building a compiler" "$LINENO" 5 ;;
+
+  *)
+    as_fn_error $? "invalid option for --enable-pgo-build" "$LINENO" 5
+    ;;
+esac
+
+if test "$enable_pgo_build" != "no"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports -fprofile-generate" >&5
+$as_echo_n "checking whether the compiler supports -fprofile-generate... " >&6; }
+  old_CFLAGS="$CFLAGS"
+  PGO_BUILD_GEN_CFLAGS="-fprofile-generate"
+  CFLAGS="$CFLAGS $PGO_BUILD_CFLAGS"
+
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+int foo;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+  PGO_BUILD_GEN_CFLAGS=
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  CFLAGS="$old_CFLAGS"
+  if test -n "$PGO_BUILD_GEN_CFLAGS"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+    PGO_BUILD_USE_CFLAGS="-fprofile-use"
+  else
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+    as_fn_error $? "cannot perform the PGO build without -fprofile-generate" "$LINENO" 5
+  fi
+
+  if test "$enable_pgo_build" = "lto"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports -flto=jobserver -ffat-lto-objects" >&5
+$as_echo_n "checking whether the compiler supports -flto=jobserver -ffat-lto-objects... " >&6; }
+    old_CFLAGS="$CFLAGS"
+    PGO_BUILD_LTO_CFLAGS="-flto=jobserver -ffat-lto-objects"
+    CFLAGS="$CFLAGS $PGO_BUILD_LTO_CFLAGS"
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+int foo;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+  PGO_BUILD_LTO_CFLAGS=
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+    CFLAGS="$old_CFLAGS"
+    if test -n "$PGO_BUILD_LTO_CFLAGS"; then
+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+    else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: LTO is disabled for the PGO build" >&5
+$as_echo "$as_me: WARNING: LTO is disabled for the PGO build" >&2;}
+    fi
+  fi
+fi
+
+
+
+
 # Used for setting $lt_cv_objdir
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for objdir" >&5
 $as_echo_n "checking for objdir... " >&6; }
@@ -5505,92 +5545,6 @@ gmplibs="-lmpc -lmpfr -lgmp"
 gmpinc=
 have_gmp=no
 
-# Check for debuginfod
-
-
-# Enable debuginfod
-
-# Check whether --with-debuginfod was given.
-if test "${with_debuginfod+set}" = set; then :
-  withval=$with_debuginfod;
-else
-  with_debuginfod=auto
-fi
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use debuginfod" >&5
-$as_echo_n "checking whether to use debuginfod... " >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_debuginfod" >&5
-$as_echo "$with_debuginfod" >&6; }
-
-if test "${with_debuginfod}" = no; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: debuginfod support disabled; some features may be unavailable." >&5
-$as_echo "$as_me: WARNING: debuginfod support disabled; some features may be unavailable." >&2;}
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for debuginfod_begin in -ldebuginfod" >&5
-$as_echo_n "checking for debuginfod_begin in -ldebuginfod... " >&6; }
-if ${ac_cv_lib_debuginfod_debuginfod_begin+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldebuginfod  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char debuginfod_begin ();
-int
-main ()
-{
-return debuginfod_begin ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_debuginfod_debuginfod_begin=yes
-else
-  ac_cv_lib_debuginfod_debuginfod_begin=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_debuginfod_debuginfod_begin" >&5
-$as_echo "$ac_cv_lib_debuginfod_debuginfod_begin" >&6; }
-if test "x$ac_cv_lib_debuginfod_debuginfod_begin" = xyes; then :
-  have_debuginfod_lib=yes
-fi
-
-  ac_fn_c_check_decl "$LINENO" "debuginfod_begin" "ac_cv_have_decl_debuginfod_begin" "#include <elfutils/debuginfod.h>
-"
-if test "x$ac_cv_have_decl_debuginfod_begin" = xyes; then :
-  have_debuginfod_h=yes
-fi
-
-  if test "x$have_debuginfod_lib" = "xyes" -a \
-          "x$have_debuginfod_h" = "xyes"; then
-
-$as_echo "#define HAVE_LIBDEBUGINFOD 1" >>confdefs.h
-
-    LIBDEBUGINFOD="-ldebuginfod"
-
-  else
-
-    if test "$with_debuginfod" = yes; then
-      as_fn_error $? "debuginfod is missing or unusable" "$LINENO" 5
-    else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: debuginfod is missing or unusable; some features may be unavailable." >&5
-$as_echo "$as_me: WARNING: debuginfod is missing or unusable; some features may be unavailable." >&2;}
-    fi
-  fi
-fi
-
-
 # Specify a location for mpc
 # check for this first so it ends up on the link line before mpfr.
 
@@ -7464,6 +7418,12 @@ extrasub_target="$extrasub_target
 /^@unless /d
 /^@endunless /d"
 
+if test "$enable_pgo_build" != "no"; then
+  extrasub_build="$extrasub_build
+/^@if pgo-build\$/d
+/^@endif pgo-build\$/d"
+fi
+
 # Create the serialization dependencies.  This uses a temporary file.
 
 # Check whether --enable-serial-configure was given.
@@ -10142,6 +10102,150 @@ fi
 
 
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -plugin option" >&5
+$as_echo_n "checking for -plugin option... " >&6; }
+
+plugin_names="liblto_plugin.so liblto_plugin-0.dll cyglto_plugin-0.dll"
+plugin_option=
+for plugin in $plugin_names; do
+  plugin_so=`${CC} ${CFLAGS} --print-prog-name $plugin`
+  if test x$plugin_so = x$plugin; then
+    plugin_so=`${CC} ${CFLAGS} --print-file-name $plugin`
+  fi
+  if test x$plugin_so != x$plugin; then
+    plugin_option="--plugin $plugin_so"
+    break
+  fi
+done
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
+set dummy ${ac_tool_prefix}ar; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_AR+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$AR"; then
+  ac_cv_prog_AR="$AR" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_AR="${ac_tool_prefix}ar"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+AR=$ac_cv_prog_AR
+if test -n "$AR"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
+$as_echo "$AR" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_AR"; then
+  ac_ct_AR=$AR
+  # Extract the first word of "ar", so it can be a program name with args.
+set dummy ar; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_AR+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_AR"; then
+  ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_AR="ar"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_AR=$ac_cv_prog_ac_ct_AR
+if test -n "$ac_ct_AR"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
+$as_echo "$ac_ct_AR" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_AR" = x; then
+    AR=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    AR=$ac_ct_AR
+  fi
+else
+  AR="$ac_cv_prog_AR"
+fi
+
+if test "${AR}" = "" ; then
+  as_fn_error $? "Required archive tool 'ar' not found on PATH." "$LINENO" 5
+fi
+touch conftest.c
+${AR} $plugin_option rc conftest.a conftest.c
+if test "$?" != 0; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Failed: $AR $plugin_option rc" >&5
+$as_echo "$as_me: WARNING: Failed: $AR $plugin_option rc" >&2;}
+  plugin_option=
+fi
+rm -f conftest.*
+if test -n "$plugin_option"; then
+  PLUGIN_OPTION="$plugin_option"
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $plugin_option" >&5
+$as_echo "$plugin_option" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+AR_PLUGIN_OPTION=
+RANLIB_PLUGIN_OPTION=
+if test -n "$PLUGIN_OPTION"; then
+  if $AR --help 2>&1 | grep -q "\--plugin"; then
+    AR_PLUGIN_OPTION="$PLUGIN_OPTION"
+  fi
+  if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
+    RANLIB_PLUGIN_OPTION="$PLUGIN_OPTION"
+  fi
+else
+  if test "$enable_pgo_build" != "no"; then
+    as_fn_error $? "AR with --plugin and rc is required for LTO build" "$LINENO" 5
+  fi
+fi
+
+
+
 # Target tools.
 
 # Check whether --with-build-time-tools was given.