configure.in: Check for target objdump and use that in eh_frame optimization test.

* configure.in: Check for target objdump and use that in eh_frame
	optimization test.
	* configure: Regenerated.

From-SVN: r47051
This commit is contained in:
Andreas Schwab 2001-11-15 12:11:52 +00:00 committed by Andreas Schwab
parent feb265abdb
commit 3cae57803c
3 changed files with 50 additions and 21 deletions

View File

@ -1,3 +1,9 @@
2001-11-15 Andreas Schwab <schwab@suse.de>
* configure.in: Check for target objdump and use that in eh_frame
optimization test.
* configure: Regenerated.
2001-11-15 Jakub Jelinek <jakub@redhat.com>
* jump.c (squeeze_notes): Return true if no real insns were found.

50
gcc/configure vendored
View File

@ -6954,9 +6954,10 @@ if test -f ../gas/Makefile; then
rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
fi
# If we have nm in the build tree, make a link to it.
# If we have nm and objdump in the build tree, make a link to them.
if test -f ../binutils/Makefile; then
rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
rm -f objdump; $symbolic_link ../binutils/objdump$host_exeext objdump$host_exeext 2>/dev/null
fi
# If we have ld in the build tree, make a link to it.
@ -6966,7 +6967,7 @@ fi
# Figure out what assembler we will be using.
echo $ac_n "checking what assembler to use""... $ac_c" 1>&6
echo "configure:6970: checking what assembler to use" >&5
echo "configure:6971: checking what assembler to use" >&5
gcc_cv_as=
gcc_cv_gas_major_version=
gcc_cv_gas_minor_version=
@ -7052,7 +7053,7 @@ fi
# Figure out what nm we will be using.
echo $ac_n "checking what nm to use""... $ac_c" 1>&6
echo "configure:7056: checking what nm to use" >&5
echo "configure:7057: checking what nm to use" >&5
if test -x nm$host_exeext; then
gcc_cv_nm=./nm$host_exeext
elif test x$host = x$target; then
@ -7061,9 +7062,20 @@ elif test x$host = x$target; then
fi
echo "$ac_t""$gcc_cv_nm" 1>&6
# Figure out what objdump we will be using.
echo $ac_n "checking what objdump to use""... $ac_c" 1>&6
echo "configure:7068: checking what objdump to use" >&5
if test -x objdump$host_exeext; then
gcc_cv_objdump=./objdump$host_exeext
elif test x$host = x$target; then
# Native build.
gcc_cv_objdump=objdump$host_exeext
fi
echo "$ac_t""$gcc_cv_objdump" 1>&6
# Figure out what assembler alignment features are present.
echo $ac_n "checking assembler alignment features""... $ac_c" 1>&6
echo "configure:7067: checking assembler alignment features" >&5
echo "configure:7079: checking assembler alignment features" >&5
gcc_cv_as_alignment_features=none
if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
# Gas version 2.6 and later support for .balign and .p2align.
@ -7111,7 +7123,7 @@ fi
echo "$ac_t""$gcc_cv_as_alignment_features" 1>&6
echo $ac_n "checking assembler subsection support""... $ac_c" 1>&6
echo "configure:7115: checking assembler subsection support" >&5
echo "configure:7127: checking assembler subsection support" >&5
gcc_cv_as_subsections=no
if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 9 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
@ -7151,7 +7163,7 @@ fi
echo "$ac_t""$gcc_cv_as_subsections" 1>&6
echo $ac_n "checking assembler weak support""... $ac_c" 1>&6
echo "configure:7155: checking assembler weak support" >&5
echo "configure:7167: checking assembler weak support" >&5
gcc_cv_as_weak=no
if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 2 -o "$gcc_cv_gas_major_version" -gt 2; then
@ -7174,7 +7186,7 @@ fi
echo "$ac_t""$gcc_cv_as_weak" 1>&6
echo $ac_n "checking assembler hidden support""... $ac_c" 1>&6
echo "configure:7178: checking assembler hidden support" >&5
echo "configure:7190: checking assembler hidden support" >&5
gcc_cv_as_hidden=no
if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 10 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
@ -7198,7 +7210,7 @@ fi
echo "$ac_t""$gcc_cv_as_hidden" 1>&6
echo $ac_n "checking assembler leb128 support""... $ac_c" 1>&6
echo "configure:7202: checking assembler leb128 support" >&5
echo "configure:7214: checking assembler leb128 support" >&5
gcc_cv_as_leb128=no
if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 11 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
@ -7243,7 +7255,7 @@ fi
echo "$ac_t""$gcc_cv_as_leb128" 1>&6
echo $ac_n "checking assembler eh_frame optimization""... $ac_c" 1>&6
echo "configure:7247: checking assembler eh_frame optimization" >&5
echo "configure:7259: checking assembler eh_frame optimization" >&5
gcc_cv_as_eh_frame=no
if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 12 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
@ -7303,7 +7315,7 @@ EOF
# If the assembler didn't choke, and we can objdump,
# and we got the correct data, then succeed.
if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1 \
&& objdump -s -j .eh_frame conftest.o 2>/dev/null \
&& $gcc_cv_objdump -s -j .eh_frame conftest.o 2>/dev/null \
| tail -3 > conftest.got \
&& { cmp conftest.lit conftest.got > /dev/null 2>&1 \
|| cmp conftest.big conftest.got > /dev/null 2>&1; }
@ -7324,7 +7336,7 @@ fi
echo "$ac_t""$gcc_cv_as_eh_frame" 1>&6
echo $ac_n "checking assembler section merging support""... $ac_c" 1>&6
echo "configure:7328: checking assembler section merging support" >&5
echo "configure:7340: checking assembler section merging support" >&5
gcc_cv_as_shf_merge=no
if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 12 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
@ -7349,7 +7361,7 @@ echo "$ac_t""$gcc_cv_as_shf_merge" 1>&6
case "$target" in
sparc*-*-*)
echo $ac_n "checking assembler .register pseudo-op support""... $ac_c" 1>&6
echo "configure:7353: checking assembler .register pseudo-op support" >&5
echo "configure:7365: checking assembler .register pseudo-op support" >&5
if eval "test \"`echo '$''{'gcc_cv_as_register_pseudo_op'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -7377,7 +7389,7 @@ EOF
fi
echo $ac_n "checking assembler supports -relax""... $ac_c" 1>&6
echo "configure:7381: checking assembler supports -relax" >&5
echo "configure:7393: checking assembler supports -relax" >&5
if eval "test \"`echo '$''{'gcc_cv_as_relax_opt'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -7407,7 +7419,7 @@ EOF
case "$tm_file" in
*64*)
echo $ac_n "checking for 64 bit support in assembler ($gcc_cv_as)""... $ac_c" 1>&6
echo "configure:7411: checking for 64 bit support in assembler ($gcc_cv_as)" >&5
echo "configure:7423: checking for 64 bit support in assembler ($gcc_cv_as)" >&5
if eval "test \"`echo '$''{'gcc_cv_as_flags64'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -7452,7 +7464,7 @@ EOF
if test "x$gcc_cv_as_flags64" != xno; then
echo $ac_n "checking for assembler offsetable %lo() support""... $ac_c" 1>&6
echo "configure:7456: checking for assembler offsetable %lo() support" >&5
echo "configure:7468: checking for assembler offsetable %lo() support" >&5
if eval "test \"`echo '$''{'gcc_cv_as_offsetable_lo10'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -7492,7 +7504,7 @@ EOF
i[34567]86-*-* | x86_64-*-*)
echo $ac_n "checking assembler instructions""... $ac_c" 1>&6
echo "configure:7496: checking assembler instructions" >&5
echo "configure:7508: checking assembler instructions" >&5
gcc_cv_as_instructions=
if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 9 -o "$gcc_cv_gas_major_version" -gt 2; then
@ -7519,7 +7531,7 @@ EOF
echo "$ac_t""$gcc_cv_as_instructions" 1>&6
echo $ac_n "checking assembler GOTOFF in data directives""... $ac_c" 1>&6
echo "configure:7523: checking assembler GOTOFF in data directives" >&5
echo "configure:7535: checking assembler GOTOFF in data directives" >&5
gcc_cv_as_gotoff_in_data=no
if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x
then
@ -7549,7 +7561,7 @@ EOF
esac
echo $ac_n "checking assembler dwarf2 debug_line support""... $ac_c" 1>&6
echo "configure:7553: checking assembler dwarf2 debug_line support" >&5
echo "configure:7565: checking assembler dwarf2 debug_line support" >&5
gcc_cv_as_dwarf2_debug_line=no
# ??? Not all targets support dwarf2 debug_line, even within a version
# of gas. Moreover, we need to emit a valid instruction to trigger any
@ -7747,7 +7759,7 @@ fi
echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
echo "configure:7751: checking whether to enable maintainer-specific portions of Makefiles" >&5
echo "configure:7763: checking whether to enable maintainer-specific portions of Makefiles" >&5
# Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
if test "${enable_maintainer_mode+set}" = set; then
enableval="$enable_maintainer_mode"

View File

@ -1133,9 +1133,10 @@ if test -f ../gas/Makefile; then
rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
fi
# If we have nm in the build tree, make a link to it.
# If we have nm and objdump in the build tree, make a link to them.
if test -f ../binutils/Makefile; then
rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
rm -f objdump; $symbolic_link ../binutils/objdump$host_exeext objdump$host_exeext 2>/dev/null
fi
# If we have ld in the build tree, make a link to it.
@ -1242,6 +1243,16 @@ elif test x$host = x$target; then
fi
AC_MSG_RESULT($gcc_cv_nm)
# Figure out what objdump we will be using.
AC_MSG_CHECKING(what objdump to use)
if test -x objdump$host_exeext; then
gcc_cv_objdump=./objdump$host_exeext
elif test x$host = x$target; then
# Native build.
gcc_cv_objdump=objdump$host_exeext
fi
AC_MSG_RESULT($gcc_cv_objdump)
# Figure out what assembler alignment features are present.
AC_MSG_CHECKING(assembler alignment features)
gcc_cv_as_alignment_features=none
@ -1460,7 +1471,7 @@ EOF
# If the assembler didn't choke, and we can objdump,
# and we got the correct data, then succeed.
if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1 \
&& objdump -s -j .eh_frame conftest.o 2>/dev/null \
&& $gcc_cv_objdump -s -j .eh_frame conftest.o 2>/dev/null \
| tail -3 > conftest.got \
&& { cmp conftest.lit conftest.got > /dev/null 2>&1 \
|| cmp conftest.big conftest.got > /dev/null 2>&1; }