re PR bootstrap/44335 (gcc-4.6-20100529 java bootstrap failure on arm-linux-gnueabi)

PR bootstrap/44335
gcc:
	* targhooks.c (targhook_words_big_endian): New function.
	(targhook_float_words_big_endian): Likewise.
	* targhooks.h (targhook_words_big_endian): Declare.
	(targhook_float_words_big_endian): Likewise.
	* target.def (words_big_endian, float_words_big_endian): New hooks.
gcc/java:
	* jfc-parse.c (target.h): Include.
	(handle_constant): Use targetm.words_big_endian and
	targetm.float_words_big_endian.
	(get_constant): Use targetm.float_words_big_endian.

From-SVN: r166238

gcc/ChangeLog

@@ -1,3 +1,12 @@
+2010-11-03  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	PR bootstrap/44335
+	* targhooks.c (targhook_words_big_endian): New function.
+	(targhook_float_words_big_endian): Likewise.
+	* targhooks.h (targhook_words_big_endian): Declare.
+	(targhook_float_words_big_endian): Likewise.
+	* target.def (words_big_endian, float_words_big_endian): New hooks.
+
 2010-11-03  Jakub Jelinek  <jakub@redhat.com>
 
 	PR tree-optimization/46165

gcc/java/ChangeLog

@@ -1,3 +1,11 @@
+2010-11-03  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+	PR bootstrap/44335
+	* jfc-parse.c (target.h): Include.
+	(handle_constant): Use targetm.words_big_endian and
+	targetm.float_words_big_endian.
+	(get_constant): Use targetm.float_words_big_endian.
+
 2010-10-13  Richard Henderson  <rth@redhat.com>
 
 	* lang.c (java_eh_personality): Update call to

gcc/java/jcf-parse.c

@@ -43,6 +43,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "cgraph.h"
 #include "vecprim.h"
 #include "bitmap.h"
+#include "target.h"
 
 #ifdef HAVE_LOCALE_H
 #include <locale.h>
@@ -555,12 +556,12 @@ handle_constant (JCF *jcf, int index, enum cpool_tag purpose)
 
     case CONSTANT_Long:
       index = handle_long_constant (jcf, cpool, CONSTANT_Long, index,
-				    WORDS_BIG_ENDIAN);
+				    targetm.words_big_endian ());
       break;
       
     case CONSTANT_Double:
       index = handle_long_constant (jcf, cpool, CONSTANT_Double, index,
-				    FLOAT_WORDS_BIG_ENDIAN);
+				    targetm.float_words_big_endian ());
       break;
 
     case CONSTANT_Float:
@@ -1071,7 +1072,7 @@ get_constant (JCF *jcf, int index)
 	hi = JPOOL_UINT (jcf, index);
 	lo = JPOOL_UINT (jcf, index+1);
 
-	if (FLOAT_WORDS_BIG_ENDIAN)
+	if (targetm.float_words_big_endian ())
 	  buf[0] = hi, buf[1] = lo;
 	else
 	  buf[0] = lo, buf[1] = hi;

gcc/target.def

@@ -1141,6 +1141,22 @@ DEFHOOK
  bool, (const_tree record_type),
  hook_bool_const_tree_false)
 
+/* For now this is only an interface to WORDS_BIG_ENDIAN for
+   target-independent code like the front ends, need performance testing
+   before switching completely to the target hook.  */
+DEFHOOK_UNDOC
+(words_big_endian,
+ "",
+ bool, (void),
+ targhook_words_big_endian)
+
+/* Likewise for FLOAT_WORDS_BIG_ENDIAN.  */
+DEFHOOK_UNDOC
+(float_words_big_endian,
+ "",
+ bool, (void),
+ targhook_float_words_big_endian)
+
 /* True if the target supports decimal floating point.  */
 DEFHOOK
 (decimal_float_supported_p,

gcc/targhooks.c

@@ -425,6 +425,19 @@ default_scalar_mode_supported_p (enum machine_mode mode)
     }
 }
 
+/* Make some target macros useable by target-independent code.  */
+bool
+targhook_words_big_endian (void)
+{
+  return !!WORDS_BIG_ENDIAN;
+}
+
+bool
+targhook_float_words_big_endian (void)
+{
+  return !!FLOAT_WORDS_BIG_ENDIAN;
+}
+
 /* True if the target supports decimal floating point.  */
 
 bool

gcc/targhooks.h

@@ -68,6 +68,8 @@ extern bool default_print_operand_punct_valid_p (unsigned char);
 extern bool default_asm_output_addr_const_extra (FILE *, rtx);
 
 extern bool default_scalar_mode_supported_p (enum machine_mode);
+extern bool targhook_words_big_endian (void);
+extern bool targhook_float_words_big_endian (void);
 extern bool default_decimal_float_supported_p (void);
 extern bool default_fixed_point_supported_p (void);