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riscv-gcc-1
Commit 7320a4b5 by Rainer Orth Committed by Rainer Orth
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Handle gas/gld --compress-debug-sections=type 

	* configure.ac (gcc_cv_as_compress_debug): Remove
	--compress-debug-sections as extra as switch.
	Handle gas --compress-debug-sections=type.
	(gcc_cv_ld_compess_debug): Remove bogus ld_date check.
	Handle gld --compress-debug-sections=type.
	* configure: Regenerate.

From-SVN: r237680
parent 4fb570c4
Showing with 55 additions and 26 deletions
gcc/ChangeLog
......@@ -9,6 +9,15 @@
cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
-mcpu and -mtune.
2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (gcc_cv_as_compress_debug): Remove
--compress-debug-sections as extra as switch.
Handle gas --compress-debug-sections=type.
(gcc_cv_ld_compess_debug): Remove bogus ld_date check.
Handle gld --compress-debug-sections=type.
* configure: Regenerate.
2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
* bb-reorder.c (pass_partition_blocks::gate): Update comment.
......
gcc/configure
......@@ -27516,7 +27516,7 @@ else
gcc_cv_as_compress_debug=no
if test x$gcc_cv_as != x; then
$as_echo '' > conftest.s
if { ac_try='$gcc_cv_as $gcc_cv_as_flags --compress-debug-sections -o conftest.o conftest.s >&5'
if { ac_try='$gcc_cv_as $gcc_cv_as_flags -o conftest.o conftest.s >&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
......@@ -27528,6 +27528,15 @@ else
if $gcc_cv_as --compress-debug-sections -o conftest.o conftest.s 2>&1 | grep -i warning > /dev/null
then
gcc_cv_as_compress_debug=0
# Since binutils 2.26, gas supports --compress-debug-sections=type,
# defaulting to the ELF gABI format.
elif $gcc_cv_as --compress-debug-sections=zlib-gnu -o conftest.o conftest.s > /dev/null 2>&1
then
gcc_cv_as_compress_debug=2
gcc_cv_as_compress_debug_option="--compress-debug-sections"
gcc_cv_as_no_compress_debug_option="--nocompress-debug-sections"
# Before binutils 2.26, gas only supported --compress-debug-options and
# emitted the traditional GNU format.
elif $gcc_cv_as --compress-debug-sections -o conftest.o conftest.s > /dev/null 2>&1
then
gcc_cv_as_compress_debug=1
......@@ -27535,8 +27544,6 @@ else
gcc_cv_as_no_compress_debug_option="--nocompress-debug-sections"
else
gcc_cv_as_compress_debug=0
# FIXME: Future gas versions will support ELF gABI style via
# --compress-debug-sections[=type].
fi
else
echo "configure: failed program was" >&5
......@@ -28040,27 +28047,30 @@ $as_echo "$gcc_cv_ld_eh_gc_sections_bug" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking linker for compressed debug sections" >&5
$as_echo_n "checking linker for compressed debug sections... " >&6; }
# gold/gld support compressed debug sections since binutils 2.19/2.21
# In binutils 2.26, gld gained support for the ELF gABI format.
if test $in_tree_ld = yes ; then
gcc_cv_ld_compress_debug=0
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 19 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes && test $ld_is_gold = yes; then
gcc_cv_ld_compress_debug=2
gcc_cv_ld_compress_debug_option="--compress-debug-sections"
elif test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 26 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes && test $ld_is_gold = no; then
gcc_cv_ld_compress_debug=3
gcc_cv_ld_compress_debug_option="--compress-debug-sections"
elif test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 21 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes; then
gcc_cv_ld_compress_debug=1
fi
elif echo "$ld_ver" | grep GNU > /dev/null; then
gcc_cv_ld_compress_debug=1
if test 0"$ld_date" -lt 20050308; then
if test -n "$ld_date"; then
# If there was date string, but was earlier than 2005-03-08, fail
gcc_cv_ld_compress_debug=0
elif test "$ld_vers_major" -lt 2; then
gcc_cv_ld_compress_debug=0
elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -lt 21; then
gcc_cv_ld_compress_debug=0
fi
if test "$ld_vers_major" -lt 2 \
|| test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -lt 21; then
gcc_cv_ld_compress_debug=0
elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -lt 26; then
gcc_cv_ld_compress_debug=1
else
gcc_cv_ld_compress_debug=3
gcc_cv_ld_compress_debug_option="--compress-debug-sections"
fi
if test $ld_is_gold = yes; then
gcc_cv_ld_compress_debug=2
......
gcc/configure.ac
......@@ -4729,12 +4729,21 @@ if test x"$insn" != x; then
fi
gcc_GAS_CHECK_FEATURE([compressed debug sections],
gcc_cv_as_compress_debug,,[--compress-debug-sections],,
gcc_cv_as_compress_debug,,,,
[# gas compiled without zlib cannot compress debug sections and warns
# about it, but still exits successfully. So check for this, too.
if $gcc_cv_as --compress-debug-sections -o conftest.o conftest.s 2>&1 | grep -i warning > /dev/null
then
gcc_cv_as_compress_debug=0
# Since binutils 2.26, gas supports --compress-debug-sections=type,
# defaulting to the ELF gABI format.
elif $gcc_cv_as --compress-debug-sections=zlib-gnu -o conftest.o conftest.s > /dev/null 2>&1
then
gcc_cv_as_compress_debug=2
gcc_cv_as_compress_debug_option="--compress-debug-sections"
gcc_cv_as_no_compress_debug_option="--nocompress-debug-sections"
# Before binutils 2.26, gas only supported --compress-debug-options and
# emitted the traditional GNU format.
elif $gcc_cv_as --compress-debug-sections -o conftest.o conftest.s > /dev/null 2>&1
then
gcc_cv_as_compress_debug=1
......@@ -4742,8 +4751,6 @@ gcc_GAS_CHECK_FEATURE([compressed debug sections],
gcc_cv_as_no_compress_debug_option="--nocompress-debug-sections"
else
gcc_cv_as_compress_debug=0
# FIXME: Future gas versions will support ELF gABI style via
# --compress-debug-sections[=type].
fi])
AC_DEFINE_UNQUOTED(HAVE_AS_COMPRESS_DEBUG, $gcc_cv_as_compress_debug,
[Define to the level of your assembler's compressed debug section support.])
......@@ -5118,27 +5125,30 @@ AC_MSG_RESULT($gcc_cv_ld_eh_gc_sections_bug)
AC_MSG_CHECKING(linker for compressed debug sections)
# gold/gld support compressed debug sections since binutils 2.19/2.21
# In binutils 2.26, gld gained support for the ELF gABI format.
if test $in_tree_ld = yes ; then
gcc_cv_ld_compress_debug=0
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 19 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes && test $ld_is_gold = yes; then
gcc_cv_ld_compress_debug=2
gcc_cv_ld_compress_debug_option="--compress-debug-sections"
elif test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 26 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes && test $ld_is_gold = no; then
gcc_cv_ld_compress_debug=3
gcc_cv_ld_compress_debug_option="--compress-debug-sections"
elif test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 21 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes; then
gcc_cv_ld_compress_debug=1
fi
elif echo "$ld_ver" | grep GNU > /dev/null; then
gcc_cv_ld_compress_debug=1
if test 0"$ld_date" -lt 20050308; then
if test -n "$ld_date"; then
# If there was date string, but was earlier than 2005-03-08, fail
gcc_cv_ld_compress_debug=0
elif test "$ld_vers_major" -lt 2; then
gcc_cv_ld_compress_debug=0
elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -lt 21; then
gcc_cv_ld_compress_debug=0
fi
if test "$ld_vers_major" -lt 2 \
|| test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -lt 21; then
gcc_cv_ld_compress_debug=0
elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -lt 26; then
gcc_cv_ld_compress_debug=1
else
gcc_cv_ld_compress_debug=3
gcc_cv_ld_compress_debug_option="--compress-debug-sections"
fi
if test $ld_is_gold = yes; then
gcc_cv_ld_compress_debug=2
......
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