Use -fPIC instead of -fpic when generating PIC code.

This avoids relocation overflows in sparc/sparc64 targets while
linking,  where the reachable data using -fpic is only 4kb.

Signed-off-by: Jose E. Marchesi <jose.marchesi@oracle.com>

12 files changed, 37 insertions, 7 deletions

diff --git a/ChangeLog b/ChangeLog
index afa5905a..b7e69e09 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2015-09-24  Jose E. Marchesi  <jose.marchesi@oracle.com>
+
+	* configure.ac: Use -fPIC instead of -fpic to avoid relocation
+	overflows in some platforms.
+
 2015-07-11  Pino Toscano  <toscano.pino@tiscali.it>
 
 	* .gitignore: Add more generated files, and anchor some of the
diff --git a/config/ChangeLog b/config/ChangeLog
index 067af115..1037b080 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,8 @@
+2015-09-24  Jose E. Marchesi  <jose.marchesi@oracle.com>
+
+	* eu.am (%.os): Use -fPIC instead of -fpic to avoid relocation
+	overflows in some platforms.
+
 2015-09-22  Mark Wielaard  <mjw@redhat.com>
 
 	* eu.am (AM_CFLAGS): Add -Wold-style-definition -Wstrict-prototypes.
diff --git a/config/eu.am b/config/eu.am
index 441b68dd..1368ae53 100644
--- a/config/eu.am
+++ b/config/eu.am
@@ -55,14 +55,14 @@ endif
 
 %.os: %.c %.o
 if AMDEP
-	if $(COMPILE.os) -c -o $@ -fpic $(DEFS.os) -MT $@ -MD -MP \
+	if $(COMPILE.os) -c -o $@ -fPIC $(DEFS.os) -MT $@ -MD -MP \
 	  -MF "$(DEPDIR)/$*.Tpo" `test -f '$<' || echo '$(srcdir)/'`$<; \
 	then cat "$(DEPDIR)/$*.Tpo" >> "$(DEPDIR)/$*.Po"; \
 	     rm -f "$(DEPDIR)/$*.Tpo"; \
 	else rm -f "$(DEPDIR)/$*.Tpo"; exit 1; \
 	fi
 else
-	$(COMPILE.os) -c -o $@ -fpic $(DEFS.os) $<
+	$(COMPILE.os) -c -o $@ -fPIC $(DEFS.os) $<
 endif
 
 CLEANFILES = *.gcno *.gcda
diff --git a/configure.ac b/configure.ac
index 9c47a688..fe2795e3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -111,7 +111,7 @@ AC_CACHE_CHECK([for __thread support], ac_cv_tls, [dnl
 # Some old compiler/linker/libc combinations fail some ways and not others.
 save_CFLAGS="$CFLAGS"
 save_LDFLAGS="$LDFLAGS"
-CFLAGS="-fpic $CFLAGS"
+CFLAGS="-fPIC $CFLAGS"
 LDFLAGS="-shared -Wl,-z,defs,-z,relro $LDFLAGS"
 AC_LINK_IFELSE([dnl
 AC_LANG_PROGRAM([[#include <stdlib.h>
diff --git a/lib/ChangeLog b/lib/ChangeLog
index d1bdc7bc..76b5753d 100644
--- a/lib/ChangeLog
+++ b/lib/ChangeLog
@@ -1,3 +1,8 @@
+2015-09-24  Jose E. Marchesi  <jose.marchesi@oracle.com>
+
+	* Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid relocation
+	overflows in some platforms.
+
 2015-09-22  Mark Wielaard  <mjw@redhat.com>
 
 	* dynamicsizehash.c: Remove old-style function definitions.
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 97f295eb..2219eaa4 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -28,7 +28,7 @@
 ## not, see <http://www.gnu.org/licenses/>.
 ##
 include $(top_srcdir)/config/eu.am
-AM_CFLAGS += -fpic
+AM_CFLAGS += -fPIC
 AM_CPPFLAGS += -I$(srcdir)/../libelf
 
 noinst_LIBRARIES = libeu.a
diff --git a/libcpu/ChangeLog b/libcpu/ChangeLog
index a20f4407..88ce6616 100644
--- a/libcpu/ChangeLog
+++ b/libcpu/ChangeLog
@@ -1,3 +1,8 @@
+2014-10-29  Jose E. Marchesi  <jose.marchesi@oracle.com>
+
+	* Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid
+	relocation overflows in some platforms.
+
 2014-04-13  Mark Wielaard  <mjw@redhat.com>
 
 	* Makefile.am (i386_gendis_LDADD): Remove libmudflap.
diff --git a/libcpu/Makefile.am b/libcpu/Makefile.am
index 3beccf34..0aff4742 100644
--- a/libcpu/Makefile.am
+++ b/libcpu/Makefile.am
@@ -30,7 +30,7 @@
 include $(top_srcdir)/config/eu.am
 AM_CPPFLAGS += -I$(srcdir)/../libelf -I$(srcdir)/../libebl \
 	    -I$(srcdir)/../libdw -I$(srcdir)/../libasm
-AM_CFLAGS += -fpic -fdollars-in-identifiers
+AM_CFLAGS += -fPIC -fdollars-in-identifiers
 LEXCOMPILE = $(LEX) $(LFLAGS) $(AM_LFLAGS) -P$(<F:lex.l=)
 LEX_OUTPUT_ROOT = lex.$(<F:lex.l=)
 AM_YFLAGS = -p$(<F:parse.y=)
diff --git a/libdw/ChangeLog b/libdw/ChangeLog
index 5a026d87..8f3e401d 100644
--- a/libdw/ChangeLog
+++ b/libdw/ChangeLog
@@ -1,3 +1,8 @@
+2015-09-24  Jose E. Marchesi  <jose.marchesi@oracle.com>
+
+	* Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid
+	relocation overflows in some platforms.
+
 2015-09-23  Mark Wielaard  <mjw@redhat.com>
 
 	* dwarf_error.c (__libdw_seterrno): Mark as internal_function.
diff --git a/libdw/Makefile.am b/libdw/Makefile.am
index 2299b2fa..1264035b 100644
--- a/libdw/Makefile.am
+++ b/libdw/Makefile.am
@@ -29,7 +29,7 @@
 ##
 include $(top_srcdir)/config/eu.am
 if BUILD_STATIC
-AM_CFLAGS += -fpic
+AM_CFLAGS += -fPIC
 endif
 AM_CPPFLAGS += -I$(srcdir)/../libelf
 VERSION = 1
diff --git a/libebl/ChangeLog b/libebl/ChangeLog
index 4ea6d498..d040c08f 100644
--- a/libebl/ChangeLog
+++ b/libebl/ChangeLog
@@ -1,3 +1,8 @@
+2015-09-24  Jose E. Marchesi  <jose.marchesi@oracle.com>
+
+	* Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid
+	relocation overflows in some platforms.
+
 2015-09-22  Mark Wielaard  <mjw@redhat.com>
 
 	* *.c: Remove old-style function definitions.
diff --git a/libebl/Makefile.am b/libebl/Makefile.am
index ec4477b7..6b41a3e1 100644
--- a/libebl/Makefile.am
+++ b/libebl/Makefile.am
@@ -28,7 +28,7 @@
 ## not, see <http://www.gnu.org/licenses/>.
 ##
 include $(top_srcdir)/config/eu.am
-AM_CFLAGS += -fpic
+AM_CFLAGS += -fPIC
 AM_CPPFLAGS += -I$(srcdir)/../libelf -I$(srcdir)/../libdw -I$(srcdir)/../libasm
 VERSION = 1
 LIBEBL_SUBDIR = @LIBEBL_SUBDIR@