config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.

	* config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
	Remove a number of t-files from tmake_file.
	* config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
	* config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
	* config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
	target_prototype, not TARGET_PROTOTYPE.
	(LINK_OS_GNU_SPEC): Define.
	* config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
	and darwin-ldoubdle.c.

From-SVN: r145477

gcc/ChangeLog

+2009-04-03  Alan Modra  <amodra@bigpond.net.au>
+
+	* config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
+	Remove a number of t-files from tmake_file.
+	* config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
+	* config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
+	* config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
+	target_prototype, not TARGET_PROTOTYPE.
+	(LINK_OS_GNU_SPEC): Define.
+	* config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
+	and darwin-ldoubdle.c.
+
 2009-04-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
 
 	PR driver/39293

gcc/config.gcc

@@ -1723,9 +1723,9 @@ powerpc64-*-linux*)
 	tmake_file="t-dfprules rs6000/t-fprules ${tmake_file} rs6000/t-ppccomm rs6000/t-linux64 rs6000/t-fprules-softfp soft-fp/t-softfp"
 	;;
 powerpc64-*-gnu*)
-	tm_file="${cpu_type}/${cpu_type}.h elfos.h svr4.h freebsd-spec.h gnu.h rs6000/sysv4.h rs6000/linux64.h rs6000/gnu.h glibc-stdint.h"
+	tm_file="${tm_file} elfos.h svr4.h freebsd-spec.h gnu.h rs6000/sysv4.h rs6000/default64.h rs6000/linux64.h rs6000/gnu.h glibc-stdint.h"
 	extra_options="${extra_options} rs6000/sysv4.opt rs6000/linux64.opt"
-	tmake_file="rs6000/t-fprules t-slibgcc-elf-ver t-gnu rs6000/t-linux64 rs6000/t-fprules-softfp soft-fp/t-softfp"
+	tmake_file="t-slibgcc-elf-ver t-gnu"
 	;;
 powerpc-*-darwin*)
 	extra_options="${extra_options} rs6000/darwin.opt"

gcc/config/rs6000/linux64.h

@@ -99,7 +99,7 @@ extern int dot_symbols;
 	    }							\
 	  if (TARGET_PROTOTYPE)					\
 	    {							\
-	      TARGET_PROTOTYPE = 0;				\
+	      target_prototype = 0;				\
 	      error (INVALID_64BIT, "prototype");		\
 	    }							\
 	  if ((target_flags & MASK_POWERPC64) == 0)		\
@@ -134,6 +134,10 @@ extern int dot_symbols;
 #undef	ASM_SPEC
 #undef	LINK_OS_LINUX_SPEC
 
+/* FIXME: This will quite possibly choose the wrong dynamic linker.  */
+#undef	LINK_OS_GNU_SPEC
+#define	LINK_OS_GNU_SPEC LINK_OS_LINUX_SPEC
+
 #ifndef	RS6000_BI_ARCH
 #define	ASM_DEFAULT_SPEC "-mppc64"
 #define	ASM_SPEC	 "%(asm_spec64) %(asm_spec_common)"

gcc/config/rs6000/sysv4.h

@@ -54,6 +54,7 @@ extern enum rs6000_sdata_type rs6000_sdata;
 
 #define	TARGET_BITFIELD_TYPE	(! TARGET_NO_BITFIELD_TYPE)
 #define	TARGET_BIG_ENDIAN	(! TARGET_LITTLE_ENDIAN)
+#define	TARGET_PROTOTYPE	target_prototype
 #define	TARGET_NO_PROTOTYPE	(! TARGET_PROTOTYPE)
 #define	TARGET_NO_TOC		(! TARGET_TOC)
 #define	TARGET_NO_EABI		(! TARGET_EABI)

gcc/config/rs6000/sysv4.opt

@@ -74,7 +74,7 @@ Target RejectNegative
 no description yet
 
 mprototype
-Target Var(TARGET_PROTOTYPE)
+Target Var(target_prototype)
 Assume all variable arg functions are prototyped
 
 ;; FIXME: Does nothing.

gcc/config/rs6000/t-linux64

 
 #rs6000/t-linux64
 
-LIB2FUNCS_EXTRA += tramp.S $(srcdir)/config/rs6000/ppc64-fp.c \
-	$(srcdir)/config/rs6000/darwin-ldouble.c
+LIB2FUNCS_EXTRA += $(srcdir)/config/rs6000/ppc64-fp.c
 LIB2FUNCS_EXTRA := $(sort $(LIB2FUNCS_EXTRA))
 
 TARGET_LIBGCC2_CFLAGS += -mno-minimal-toc