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[glibc] sparc: Assume GOTDATA support in the toolchain


https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=00fe3c6657161a96890067666760ea8cf22b791c

commit 00fe3c6657161a96890067666760ea8cf22b791c
Author: Florian Weimer <fweimer@redhat.com>
Date:   Wed Oct 9 19:15:33 2019 +0200

    sparc: Assume GOTDATA support in the toolchain
    
    HAVE_GCC_GOTDATA has apparently never been used.
    
    Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>

Diff:
---
 ChangeLog                  |  7 +++++++
 config.h.in                |  3 ---
 sysdeps/sparc/configure    | 39 +--------------------------------------
 sysdeps/sparc/configure.ac | 28 +---------------------------
 4 files changed, 9 insertions(+), 68 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index bf76ac7..fa343ed 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2019-10-09  Florian Weimer  <fweimer@redhat.com>
+
+	* config.h.in (HAVE_GCC_GOTDATA): Remove.
+	* sysdeps/sparc/configure.ac: Remove checks for HAVE_GCC_GOTDATA
+	and PI_STATIC_AND_HIDDEN.  Always define PI_STATIC_AND_HIDDEN.
+	* sysdeps/sparc/configure: Regenerate.
+
 2019-10-09  Petr Vorel  <pvorel@suse.cz>
 
 	* include/dirent.h (__getdents64): Update comment.
diff --git a/config.h.in b/config.h.in
index 824dfe8..dea43df 100644
--- a/config.h.in
+++ b/config.h.in
@@ -47,9 +47,6 @@
 #undef	STACK_PROTECTOR_LEVEL
 #endif
 
-/* Defined on SPARC if GCC emits GOTDATA relocations.  */
-#undef  HAVE_GCC_GOTDATA
-
 /* Define if the linker supports the -z combreloc option.  */
 #undef	HAVE_Z_COMBRELOC
 
diff --git a/sysdeps/sparc/configure b/sysdeps/sparc/configure
index bc6ac14..491b00f 100644
--- a/sysdeps/sparc/configure
+++ b/sysdeps/sparc/configure
@@ -1,41 +1,4 @@
 # This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/sparc.
 
-# Check for a GCC emitting GOTDATA relocations.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sparc gcc GOTDATA reloc support" >&5
-$as_echo_n "checking for sparc gcc GOTDATA reloc support... " >&6; }
-if ${libc_cv_sparc_gcc_gotdata+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat > conftest.c <<\EOF
-int data;
-int foo(void)
-{
-	return data;
-}
-EOF
-libc_cv_sparc_gcc_gotdata=no
-if { ac_try='${CC-cc} -S $CFLAGS -O2 -fPIC conftest.c 1>&5'
-  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }; then
-  if grep -q 'gdop_hix22' conftest.s \
-     && grep -q 'gdop_lox10' conftest.s; then
-    libc_cv_sparc_gcc_gotdata=yes
-  fi
-fi
-rm -f conftest*
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_sparc_gcc_gotdata" >&5
-$as_echo "$libc_cv_sparc_gcc_gotdata" >&6; }
-if test $libc_cv_sparc_gcc_gotdata = yes; then
-  $as_echo "#define HAVE_GCC_GOTDATA 1" >>confdefs.h
-
-fi
-
-if test $libc_cv_sparc_gcc_gotdata = yes; then
-  $as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h
-
-fi
+$as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h
diff --git a/sysdeps/sparc/configure.ac b/sysdeps/sparc/configure.ac
index 43ad541..5cdc0a9 100644
--- a/sysdeps/sparc/configure.ac
+++ b/sysdeps/sparc/configure.ac
@@ -1,30 +1,4 @@
 GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
 # Local configure fragment for sysdeps/sparc.
 
-# Check for a GCC emitting GOTDATA relocations.
-AC_CACHE_CHECK(for sparc gcc GOTDATA reloc support, libc_cv_sparc_gcc_gotdata, [dnl
-changequote(,)dnl
-cat > conftest.c <<\EOF
-int data;
-int foo(void)
-{
-	return data;
-}
-EOF
-changequote([,])dnl
-dnl
-libc_cv_sparc_gcc_gotdata=no
-if AC_TRY_COMMAND(${CC-cc} -S $CFLAGS -O2 -fPIC conftest.c 1>&AS_MESSAGE_LOG_FD); then
-  if grep -q 'gdop_hix22' conftest.s \
-     && grep -q 'gdop_lox10' conftest.s; then
-    libc_cv_sparc_gcc_gotdata=yes
-  fi
-fi
-rm -f conftest*])
-if test $libc_cv_sparc_gcc_gotdata = yes; then
-  AC_DEFINE(HAVE_GCC_GOTDATA)
-fi
-
-if test $libc_cv_sparc_gcc_gotdata = yes; then
-  AC_DEFINE(PI_STATIC_AND_HIDDEN)
-fi
+AC_DEFINE(PI_STATIC_AND_HIDDEN)


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