mirror of
https://sourceware.org/git/glibc.git
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Merge sysdeps/i386/elf/Versions into sysdeps/i386/Versions.
Move sysdeps/i386/elf/start.S to sysdeps/i386/ Merge sysdeps/i386/elf/configure.in into sysdeps/i386/configure.in Delete merged files sysdeps/i386/elf/configure.in, sysdeps/i386/elf/Versions and sysdeps/i386/elf/configure.
This commit is contained in:
Andreas Jaeger
parent
1221efbda9
commit
735095ae95
@ -1,3 +1,9 @@
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ld {
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GLIBC_2.3 {
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# The alternative i386 runtime interface to TLS.
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___tls_get_addr;
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}
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}
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libc {
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GLIBC_2.0 {
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# Functions from libgcc.
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@ -97,3 +97,37 @@ if AC_TRY_COMMAND([${CC-cc} -mno-vzeroupper -xc /dev/null -S -o /dev/null]); the
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else
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libc_cv_cc_novzeroupper=no
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fi])
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# Check for support of thread-local storage handling in assembler and
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# linker.
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AC_CACHE_CHECK(for i386 TLS support, libc_cv_386_tls, [dnl
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cat > conftest.s <<\EOF
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.section ".tdata", "awT", @progbits
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.globl foo
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foo: .long 1
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.section ".tbss", "awT", @nobits
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.globl bar
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bar: .skip 4
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.text
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baz: leal bar@TLSLDM(%ebx), %eax
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leal bar@DTPOFF(%eax), %edx
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subl foo@GOTTPOFF(%edx), %eax
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subl $bar@TPOFF, %eax
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movl foo@GOTNTPOFF(%edx), %ecx
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movl %gs:(%ecx), %eax
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movl %gs:bar@NTPOFF, %eax
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EOF
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dnl
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if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
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libc_cv_386_tls=yes
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else
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libc_cv_386_tls=no
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fi
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rm -f conftest*])
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if test $libc_cv_386_tls = no; then
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AC_MSG_ERROR([the assembler must support TLS])
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fi
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dnl It is always possible to access static and hidden symbols in an
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dnl position independent way.
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AC_DEFINE(PI_STATIC_AND_HIDDEN)
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@ -1,6 +0,0 @@
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ld {
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GLIBC_2.3 {
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# The alternative i386 runtime interface to TLS.
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___tls_get_addr;
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}
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}
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128
sysdeps/i386/elf/configure
vendored
128
sysdeps/i386/elf/configure
vendored
@ -1,128 +0,0 @@
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# as_fn_set_status STATUS
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# -----------------------
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# Set $? to STATUS, without forking.
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as_fn_set_status ()
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{
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return $1
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} # as_fn_set_status
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# as_fn_exit STATUS
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# -----------------
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# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
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as_fn_exit ()
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{
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set +e
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as_fn_set_status $1
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exit $1
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} # as_fn_exit
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if expr a : '\(a\)' >/dev/null 2>&1 &&
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test "X`expr 00001 : '.*\(...\)'`" = X001; then
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as_expr=expr
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else
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as_expr=false
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fi
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if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
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as_basename=basename
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else
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as_basename=false
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fi
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as_me=`$as_basename -- "$0" ||
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$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
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X"$0" : 'X\(//\)$' \| \
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X"$0" : 'X\(/\)' \| . 2>/dev/null ||
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$as_echo X/"$0" |
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sed '/^.*\/\([^/][^/]*\)\/*$/{
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s//\1/
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q
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}
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/^X\/\(\/\/\)$/{
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s//\1/
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q
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}
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/^X\/\(\/\).*/{
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s//\1/
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q
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}
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s/.*/./; q'`
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as_lineno_1=$LINENO as_lineno_1a=$LINENO
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as_lineno_2=$LINENO as_lineno_2a=$LINENO
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eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
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test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
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# Blame Lee E. McMahon (1931-1989) for sed's syntax. :-)
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sed -n '
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p
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/[$]LINENO/=
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' <$as_myself |
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sed '
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s/[$]LINENO.*/&-/
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t lineno
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b
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:lineno
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N
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:loop
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s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
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t loop
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s/-\n.*//
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' >$as_me.lineno &&
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chmod +x "$as_me.lineno" ||
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{ $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
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# Don't try to exec as it changes $[0], causing all sort of problems
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# (the dirname of $[0] is not the place where we might find the
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# original and so on. Autoconf is especially sensitive to this).
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. "./$as_me.lineno"
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# Exit status is that of the last command.
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exit
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}
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# This file is generated from configure.in by Autoconf. DO NOT EDIT!
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# Local configure fragment for sysdeps/i386/elf.
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# Check for support of thread-local storage handling in assembler and
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# linker.
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for i386 TLS support" >&5
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$as_echo_n "checking for i386 TLS support... " >&6; }
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if ${libc_cv_386_tls+:} false; then :
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$as_echo_n "(cached) " >&6
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else
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cat > conftest.s <<\EOF
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.section ".tdata", "awT", @progbits
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.globl foo
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foo: .long 1
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.section ".tbss", "awT", @nobits
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.globl bar
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bar: .skip 4
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.text
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baz: leal bar@TLSLDM(%ebx), %eax
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leal bar@DTPOFF(%eax), %edx
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subl foo@GOTTPOFF(%edx), %eax
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subl $bar@TPOFF, %eax
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movl foo@GOTNTPOFF(%edx), %ecx
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movl %gs:(%ecx), %eax
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movl %gs:bar@NTPOFF, %eax
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EOF
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if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'
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{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
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test $ac_status = 0; }; }; then
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libc_cv_386_tls=yes
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else
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libc_cv_386_tls=no
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fi
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rm -f conftest*
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_386_tls" >&5
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$as_echo "$libc_cv_386_tls" >&6; }
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if test $libc_cv_386_tls = no; then
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as_fn_error $? "the assembler must support TLS" "$LINENO" 5
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fi
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$as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h
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@ -1,36 +0,0 @@
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GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
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# Local configure fragment for sysdeps/i386/elf.
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# Check for support of thread-local storage handling in assembler and
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# linker.
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AC_CACHE_CHECK(for i386 TLS support, libc_cv_386_tls, [dnl
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cat > conftest.s <<\EOF
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.section ".tdata", "awT", @progbits
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.globl foo
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foo: .long 1
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.section ".tbss", "awT", @nobits
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.globl bar
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bar: .skip 4
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.text
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baz: leal bar@TLSLDM(%ebx), %eax
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leal bar@DTPOFF(%eax), %edx
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subl foo@GOTTPOFF(%edx), %eax
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subl $bar@TPOFF, %eax
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movl foo@GOTNTPOFF(%edx), %ecx
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movl %gs:(%ecx), %eax
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movl %gs:bar@NTPOFF, %eax
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EOF
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dnl
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if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
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libc_cv_386_tls=yes
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else
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libc_cv_386_tls=no
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fi
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rm -f conftest*])
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if test $libc_cv_386_tls = no; then
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AC_MSG_ERROR([the assembler must support TLS])
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fi
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dnl It is always possible to access static and hidden symbols in an
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dnl position independent way.
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AC_DEFINE(PI_STATIC_AND_HIDDEN)
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