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configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.

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* configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
	* configure: Rebuilt.

From-SVN: r42955
This commit is contained in:
Nathan Sidwell 2001-06-07 08:32:03 +00:00 committed by Nathan Sidwell
parent 750c925888
commit 43160d015f
3 changed files with 88 additions and 4 deletions
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5
gcc/ChangeLog
View File

@ -1,3 +1,8 @@
2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
* configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
* configure: Rebuilt.
2001-06-07 Andreas Jaeger <aj@suse.de>
* emit-rtl.c (operand_subword): Remove unused variable.

51
gcc/configure vendored
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@ -2052,7 +2052,7 @@ EOF
fi
# Find some useful tools
for ac_prog in mawk gawk nawk awk
for ac_prog in gawk mawk nawk awk
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
@ -7171,11 +7171,54 @@ EOF
fi
fi
echo $ac_n "checking assembler R_SPARC_UA32 relocation support""... $ac_c" 1>&6
echo "configure:7176: checking assembler R_SPARC_UA32 relocation support" >&5
if eval "test \"`echo '$''{'gcc_cv_as_ua32_reloc'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
gcc_cv_as_ua32_reloc=
cat >conftest.s << EOF
.byte 0x1
.uaword foo
EOF
if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
if (readelf -r conftest.o > conftest.elf) 2>/dev/null ; then
true
elif (elfdump -r conftest.o > conftest.elf) 2>/dev/null ; then
true
elif (`dirname $gcc_cv_as`/readelf -r conftest.o > conftest.elf) 2>/dev/null ; then
true
elif (`dirname $gcc_cv_as`/elfdump -r conftest.o > conftest.elf) 2>/dev/null ; then
true
else
gcc_cv_as_ua32_reloc=unknown
fi
if test x$gcc_cv_as_ua32_reloc = x && test `grep -c R_SPARC_UA32 conftest.elf` = 1 ; then
gcc_cv_as_ua32_reloc=yes
else
gcc_cv_as_ua32_reloc=no
fi
else
gcc_cv_as_ua32_reloc=unknown
fi
rm -f conftest.s conftest.o conftest.elf
fi
echo "$ac_t""$gcc_cv_as_ua32_reloc" 1>&6
if test "x$gcc_cv_as_ua32_reloc" = xno; then
{ echo "configure: error: Assembler does not support R_SPARC_UA32 correctly.
Please use native assembler or upgrade to binutils >= 2.11.1" 1>&2; exit 1; }
elif test "x$gcc_cv_as_ua32_reloc" != xyes ; then
echo "configure: warning: Cannot determine whether assembler supports R_SPARC_UA32 correctly.
The resulting compiler might not produce useable executables." 1>&2
fi
;;
i[34567]86-*-*)
echo $ac_n "checking assembler instructions""... $ac_c" 1>&6
echo "configure:7179: checking assembler instructions" >&5
echo "configure:7222: checking assembler instructions" >&5
gcc_cv_as_instructions=
if test x$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
@ -7204,7 +7247,7 @@ EOF
esac
echo $ac_n "checking assembler dwarf2 debug_line support""... $ac_c" 1>&6
echo "configure:7208: checking assembler dwarf2 debug_line support" >&5
echo "configure:7251: 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
@ -7389,7 +7432,7 @@ fi
echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
echo "configure:7393: checking whether to enable maintainer-specific portions of Makefiles" >&5
echo "configure:7436: checking whether to enable maintainer-specific portions of Makefiles" >&5
# Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
if test "${enable_maintainer_mode+set}" = set; then
enableval="$enable_maintainer_mode"

36
gcc/configure.in
View File

@ -1587,6 +1587,42 @@ changequote([, ])
[Define if your assembler supports offsetable %lo().])
fi
fi
AC_CACHE_CHECK([assembler R_SPARC_UA32 relocation support],
gcc_cv_as_ua32_reloc, [
gcc_cv_as_ua32_reloc=
cat >conftest.s << EOF
.byte 0x1
.uaword foo
EOF
if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
if (readelf -r conftest.o > conftest.elf) 2>/dev/null ; then
true
elif (elfdump -r conftest.o > conftest.elf) 2>/dev/null ; then
true
elif (`dirname $gcc_cv_as`/readelf -r conftest.o > conftest.elf) 2>/dev/null ; then
true
elif (`dirname $gcc_cv_as`/elfdump -r conftest.o > conftest.elf) 2>/dev/null ; then
true
else
gcc_cv_as_ua32_reloc=unknown
fi
if test x$gcc_cv_as_ua32_reloc = x && test `grep -c R_SPARC_UA32 conftest.elf` = 1 ; then
gcc_cv_as_ua32_reloc=yes
else
gcc_cv_as_ua32_reloc=no
fi
else
gcc_cv_as_ua32_reloc=unknown
fi
rm -f conftest.s conftest.o conftest.elf
])
if test "x$gcc_cv_as_ua32_reloc" = xno; then
AC_MSG_ERROR([Assembler does not support R_SPARC_UA32 correctly.
Please use native assembler or upgrade to binutils >= 2.11.1])
elif test "x$gcc_cv_as_ua32_reloc" != xyes ; then
AC_MSG_WARN([Cannot determine whether assembler supports R_SPARC_UA32 correctly.
The resulting compiler might not produce useable executables.])
fi
;;
changequote(,)dnl