re PR target/45476 (libgcc should contain TCmode functions)

libgcc/ChangeLog:

	PR target/45476
	* Makefile.in (sifuncs, difuncs, tifuncs): Filter out
	LIB2FUNCS_EXCLUDE functions.

gcc/ChangeLog:

	PR target/45476
	* config/i386/t-darwin (LIB2FUNCS_EXCLUDE): New.
	* config/i386/darwin.h (LIBGCC2_HAS_TF_MODE,
	LIBGCC2_TF_CEXT, TF_SIZE): New defines.

gcc/testsuite/ChangeLog:

	PR target/45476
	* gcc.target/i386/float128-1.c: Enable for all x86 targets.
	* gcc.target/i386/float128-2.c: Ditto.

From-SVN: r163819

gcc/ChangeLog

+2010-09-03  Uros Bizjak  <ubizjak@gmail.com>
+	    Iain Sandoe  <iains@gcc.gnu.org>
+
+	PR target/45476
+	* config/i386/t-darwin (LIB2FUNCS_EXCLUDE): New.
+	* config/i386/darwin.h (LIBGCC2_HAS_TF_MODE,
+	LIBGCC2_TF_CEXT, TF_SIZE): New defines.
+
 2010-09-03  Richard Guenther  <rguenther@suse.de>
 
 	* lto-streamer-out.c (output_function): Output function
@@ -29,13 +37,13 @@
 	initializer folding.
 	* ipa.c (ipa_discover_readonly_nonaddressable_var,
 	function_and_variable_visibility): Compute const_value_known.
-	* gimple-fold.c (get_symbol_constant_value): Use varpool for initializer
-	folding.
+	* gimple-fold.c (get_symbol_constant_value): Use varpool for
+	initializer folding.
 	* varpool.c (varpool_decide_const_value_known): New function.
 
 2010-09-03  Uros Bizjak  <ubizjak@gmail.com>
 
-	* config/i386/i386.md: Remove empty prepartion statements
+	* config/i386/i386.md: Remove empty preparation statements
 	from splitters.
 
 2010-09-03  Jan Hubicka  <jh@suse.cz>

gcc/config/i386/darwin.h

@@ -148,6 +148,12 @@ extern int darwin_emit_branch_islands;
 
 #define SHIFT_DOUBLE_OMITS_COUNT 0
 
+/* Put all *tf routines in libgcc.  */
+#undef LIBGCC2_HAS_TF_MODE
+#define LIBGCC2_HAS_TF_MODE 1
+#define LIBGCC2_TF_CEXT q
+#define TF_SIZE 113
+
 #undef TARGET_ASM_FILE_END
 #define TARGET_ASM_FILE_END darwin_file_end
 

gcc/config/i386/t-darwin

@@ -2,3 +2,4 @@ MULTILIB_OPTIONS = m64
 MULTILIB_DIRNAMES = x86_64
 LIB2_SIDITI_CONV_FUNCS=yes
 LIB2FUNCS_EXTRA = $(srcdir)/config/darwin-64.c
+LIB2FUNCS_EXCLUDE = _fixtfdi _fixunstfdi _floatditf _floatunditf

gcc/testsuite/ChangeLog

+2010-09-03  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/45476
+	* gcc.target/i386/float128-1.c: Enable for all x86 targets.
+	* gcc.target/i386/float128-2.c: Ditto.
+
 2010-09-03  Daniel Kraft  <d@domob.eu>
 
 	PR fortran/34162

gcc/testsuite/gcc.target/i386/float128-1.c

-/* { dg-do run { target *-*-linux* } } */
+/* { dg-do run } */
 /* { dg-options "-O2 -msse2" } */
 /* { dg-require-effective-target sse2 } */
 

gcc/testsuite/gcc.target/i386/float128-2.c

 /* PR target/36710 */
 
-/* { dg-do run { target *-*-linux* *-*-darwin* } } */
+/* { dg-do run } */
 /* { dg-options "-Os -msse2" } */
 /* { dg-require-effective-target sse2 } */
 

libgcc/ChangeLog

+2010-09-03  Uros Bizjak  <ubizjak@gmail.com>
+	    Iain Sandoe  <iains@gcc.gnu.org>
+
+	PR target/45476
+	* Makefile.in (sifuncs, difuncs, tifuncs): Filter out
+	LIB2FUNCS_EXCLUDE functions.
+
 2010-09-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 
 	* configure.ac: Use the GCC_AC_ENABLE_DECIMAL_FLOAT macro.

libgcc/Makefile.in

@@ -385,9 +385,9 @@ ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
 # functions are built with a wordsize of 4; the TImode functions are
 # built with the same labels, but a wordsize of 8.
 
-sifuncs = $(subst XX,si,$(swfloatfuncs))
-difuncs = $(subst XX,di,$(dwfloatfuncs))
-tifuncs = $(subst XX,ti,$(dwfloatfuncs))
+sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
+difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
+tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
 
 iter-items := $(sifuncs) $(difuncs) $(tifuncs)
 iter-labels := $(sifuncs) $(difuncs) $(difuncs)