diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 261 |
1 files changed, 261 insertions, 0 deletions
@@ -887,6 +887,9 @@ LLVM_PROF_FILE LLVM_PROF_MERGER PGO_PROF_USE_FLAG PGO_PROF_GEN_FLAG +MERGE_FDATA +LLVM_BOLT +PREBOLT_RULE LLVM_AR_FOUND LLVM_AR PROFILE_TASK @@ -1049,6 +1052,7 @@ enable_pystats with_assertions enable_optimizations with_lto +enable_bolt with_address_sanitizer with_memory_sanitizer with_undefined_behavior_sanitizer @@ -1774,6 +1778,8 @@ Optional Features: --enable-pystats enable internal statistics gathering (default is no) --enable-optimizations enable expensive, stable optimizations (PGO, etc.) (default is no) + --enable-bolt enable usage of the llvm-bolt post-link optimizer + (default is no) --enable-loadable-sqlite-extensions support loadable extensions in the sqlite3 module, see Doc/library/sqlite3.rst (default is no) @@ -7878,6 +7884,261 @@ $as_echo "$as_me: llvm-ar found via xcrun: ${LLVM_AR}" >&6;} LDFLAGS_NODIST="$LDFLAGS_NODIST $LTOFLAGS" fi +# Enable bolt flags +Py_BOLT='false' +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --enable-bolt" >&5 +$as_echo_n "checking for --enable-bolt... " >&6; } +# Check whether --enable-bolt was given. +if test "${enable_bolt+set}" = set; then : + enableval=$enable_bolt; +if test "$enableval" != no +then + Py_BOLT='true' + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; }; +else + Py_BOLT='false' + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; }; +fi +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + +if test "$Py_BOLT" = 'true' ; then + PREBOLT_RULE="${DEF_MAKE_ALL_RULE}" + DEF_MAKE_ALL_RULE="bolt-opt" + DEF_MAKE_RULE="build_all" + + # These flags are required for bolt to work: + CFLAGS_NODIST="$CFLAGS_NODIST -fno-reorder-blocks-and-partition" + LDFLAGS_NODIST="$LDFLAGS_NODIST -Wl,--emit-relocs" + + # These flags are required to get good performance from bolt: + CFLAGS_NODIST="$CFLAGS_NODIST -fno-pie" + # We want to add these no-pie flags to linking executables but not shared libraries: + LINKCC="$LINKCC -fno-pie -no-pie" + # Designate the DWARF version into 4 since the LLVM-BOLT does not support DWARF5 yet. + CFLAGS="$CFLAGS -gdwarf-4" + LDFLAGS="$LDFLAGS -gdwarf-4" + + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}llvm-bolt", so it can be a program name with args. +set dummy ${ac_tool_prefix}llvm-bolt; 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_path_LLVM_BOLT+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $LLVM_BOLT in + [\\/]* | ?:[\\/]*) + ac_cv_path_LLVM_BOLT="$LLVM_BOLT" # Let the user override the test with a path. + ;; + *) + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in ${llvm_path} +do + IFS=$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_path_LLVM_BOLT="$as_dir/$ac_word$ac_exec_ext" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + + ;; +esac +fi +LLVM_BOLT=$ac_cv_path_LLVM_BOLT +if test -n "$LLVM_BOLT"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LLVM_BOLT" >&5 +$as_echo "$LLVM_BOLT" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_path_LLVM_BOLT"; then + ac_pt_LLVM_BOLT=$LLVM_BOLT + # Extract the first word of "llvm-bolt", so it can be a program name with args. +set dummy llvm-bolt; 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_path_ac_pt_LLVM_BOLT+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $ac_pt_LLVM_BOLT in + [\\/]* | ?:[\\/]*) + ac_cv_path_ac_pt_LLVM_BOLT="$ac_pt_LLVM_BOLT" # Let the user override the test with a path. + ;; + *) + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in ${llvm_path} +do + IFS=$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_path_ac_pt_LLVM_BOLT="$as_dir/$ac_word$ac_exec_ext" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + + ;; +esac +fi +ac_pt_LLVM_BOLT=$ac_cv_path_ac_pt_LLVM_BOLT +if test -n "$ac_pt_LLVM_BOLT"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_LLVM_BOLT" >&5 +$as_echo "$ac_pt_LLVM_BOLT" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_pt_LLVM_BOLT" = x; then + LLVM_BOLT="''" + 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 + LLVM_BOLT=$ac_pt_LLVM_BOLT + fi +else + LLVM_BOLT="$ac_cv_path_LLVM_BOLT" +fi + + if test -n "${LLVM_BOLT}" -a -x "${LLVM_BOLT}" + then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: \"Found llvm-bolt\"" >&5 +$as_echo "\"Found llvm-bolt\"" >&6; } + else + as_fn_error $? "llvm-bolt is required for a --enable-bolt build but could not be found." "$LINENO" 5 + fi + + + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}merge-fdata", so it can be a program name with args. +set dummy ${ac_tool_prefix}merge-fdata; 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_path_MERGE_FDATA+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $MERGE_FDATA in + [\\/]* | ?:[\\/]*) + ac_cv_path_MERGE_FDATA="$MERGE_FDATA" # Let the user override the test with a path. + ;; + *) + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in ${llvm_path} +do + IFS=$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_path_MERGE_FDATA="$as_dir/$ac_word$ac_exec_ext" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + + ;; +esac +fi +MERGE_FDATA=$ac_cv_path_MERGE_FDATA +if test -n "$MERGE_FDATA"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MERGE_FDATA" >&5 +$as_echo "$MERGE_FDATA" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_path_MERGE_FDATA"; then + ac_pt_MERGE_FDATA=$MERGE_FDATA + # Extract the first word of "merge-fdata", so it can be a program name with args. +set dummy merge-fdata; 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_path_ac_pt_MERGE_FDATA+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $ac_pt_MERGE_FDATA in + [\\/]* | ?:[\\/]*) + ac_cv_path_ac_pt_MERGE_FDATA="$ac_pt_MERGE_FDATA" # Let the user override the test with a path. + ;; + *) + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in ${llvm_path} +do + IFS=$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_path_ac_pt_MERGE_FDATA="$as_dir/$ac_word$ac_exec_ext" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + + ;; +esac +fi +ac_pt_MERGE_FDATA=$ac_cv_path_ac_pt_MERGE_FDATA +if test -n "$ac_pt_MERGE_FDATA"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_MERGE_FDATA" >&5 +$as_echo "$ac_pt_MERGE_FDATA" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_pt_MERGE_FDATA" = x; then + MERGE_FDATA="''" + 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 + MERGE_FDATA=$ac_pt_MERGE_FDATA + fi +else + MERGE_FDATA="$ac_cv_path_MERGE_FDATA" +fi + + if test -n "${MERGE_FDATA}" -a -x "${MERGE_FDATA}" + then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: \"Found merge-fdata\"" >&5 +$as_echo "\"Found merge-fdata\"" >&6; } + else + as_fn_error $? "merge-fdata is required for a --enable-bolt build but could not be found." "$LINENO" 5 + fi +fi + # Enable PGO flags. |