[gcc] GCC 4.5.0=>4.5.1

gcc/gcc/config/darwin.h

Index: gcc/gcc/config/darwin.h
diff --git a/gcc/gcc/config/darwin.h b/gcc/gcc/config/darwin.h
index 050773fb130202817234a49df361df14720edd75..a0a4974c38a3c6eadf4caa8a7a01dc7c4b2bf550 100644
--- a/gcc/gcc/config/darwin.h
+++ b/gcc/gcc/config/darwin.h
@@ -1,6 +1,6 @@
 /* Target definitions for Darwin (Mac OS X) systems.
    Copyright (C) 1989, 1990, 1991, 1992, 1993, 2000, 2001, 2002, 2003, 2004,
-   2005, 2006, 2007, 2008, 2009
+   2005, 2006, 2007, 2008, 2009, 2010
    Free Software Foundation, Inc.
    Contributed by Apple Computer Inc.
 
@@ -76,6 +76,38 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 #undef	WCHAR_TYPE_SIZE
 #define WCHAR_TYPE_SIZE 32
 
+#define INT8_TYPE "signed char"
+#define INT16_TYPE "short int"
+#define INT32_TYPE "int"
+#define INT64_TYPE "long long int"
+#define UINT8_TYPE "unsigned char"
+#define UINT16_TYPE "short unsigned int"
+#define UINT32_TYPE "unsigned int"
+#define UINT64_TYPE "long long unsigned int"
+
+#define INT_LEAST8_TYPE "signed char"
+#define INT_LEAST16_TYPE "short int"
+#define INT_LEAST32_TYPE "int"
+#define INT_LEAST64_TYPE "long long int"
+#define UINT_LEAST8_TYPE "unsigned char"
+#define UINT_LEAST16_TYPE "short unsigned int"
+#define UINT_LEAST32_TYPE "unsigned int"
+#define UINT_LEAST64_TYPE "long long unsigned int"
+
+#define INT_FAST8_TYPE "signed char"
+#define INT_FAST16_TYPE "short int"
+#define INT_FAST32_TYPE "int"
+#define INT_FAST64_TYPE "long long int"
+#define UINT_FAST8_TYPE "unsigned char"
+#define UINT_FAST16_TYPE "short unsigned int"
+#define UINT_FAST32_TYPE "unsigned int"
+#define UINT_FAST64_TYPE "long long unsigned int"
+
+#define INTPTR_TYPE "long int"
+#define UINTPTR_TYPE "long unsigned int"
+
+#define SIG_ATOMIC_TYPE "int"
+
 /* Default to using the NeXT-style runtime, since that's what is
    pre-installed on Darwin systems.  */
 
@@ -240,9 +272,11 @@ extern GTY(()) int darwin_ms_struct;
     %{A} %{e*} %{m} %{r} %{x} \
     %{o*}%{!o:-o a.out} \
     %{!A:%{!nostdlib:%{!nostartfiles:%S}}} \
-    %{L*} %{fopenmp:%:include(libgomp.spec)%(link_gomp)}   \
-    %(link_libgcc) %o %{fprofile-arcs|fprofile-generate|coverage:-lgcov} \
-    %{!nostdlib:%{!nodefaultlibs:%(link_ssp) %G %L}} \
+    %{L*} %(link_libgcc) %o %{fprofile-arcs|fprofile-generate*|coverage:-lgcov} \
+    %{flto} %{fwhopr} \
+    %{fopenmp|ftree-parallelize-loops=*: \
+      %{static|static-libgcc|static-libstdc++|static-libgfortran: libgomp.a%s; : -lgomp } } \
+    %{!nostdlib:%{!nodefaultlibs: %(link_ssp) %G %L }} \
     %{!A:%{!nostdlib:%{!nostartfiles:%E}}} %{T*} %{F*} }}}}}}}\n\
 %{!fdump=*:%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\
     %{.c|.cc|.C|.cpp|.cp|.c++|.cxx|.CPP|.m|.mm: \
@@ -261,8 +295,12 @@ extern GTY(()) int darwin_ms_struct;
    so put a * after their names so all of them get passed.  */
 #define LINK_SPEC  \
   "%{static}%{!static:-dynamic} \
-   %{fgnu-runtime:%:replace-outfile(-lobjc -lobjc-gnu)}\
-   %{static|static-libgfortran:%:replace-outfile(-lgfortran libgfortran.a%s)}\
+   %{fgnu-runtime: %{static|static-libgcc: \
+                     %:replace-outfile(-lobjc libobjc-gnu.a%s); \
+                    :%:replace-outfile(-lobjc -lobjc-gnu ) } }\
+   %{static|static-libgcc|static-libgfortran:%:replace-outfile(-lgfortran libgfortran.a%s)}\
+   %{static|static-libgcc|static-libstdc++|static-libgfortran:%:replace-outfile(-lgomp libgomp.a%s)}\
+   %{static|static-libgcc|static-libstdc++:%:replace-outfile(-lstdc++ libstdc++.a%s)}\
    %{!Zdynamiclib: \
      %{Zforce_cpusubtype_ALL:-arch %(darwin_arch) -force_cpusubtype_ALL} \
      %{!Zforce_cpusubtype_ALL:-arch %(darwin_subarch)} \
@@ -361,9 +399,13 @@ extern GTY(()) int darwin_ms_struct;
       shared-libgcc|fexceptions|fgnu-runtime:				   \
        %:version-compare(!> 10.5 mmacosx-version-min= -lgcc_s.10.4)	   \
        %:version-compare(>= 10.5 mmacosx-version-min= -lgcc_s.10.5)	   \
+       %:version-compare(!> 10.5 mmacosx-version-min= -lgcc_ext.10.4)	   \
+       %:version-compare(>= 10.5 mmacosx-version-min= -lgcc_ext.10.5)	   \
        -lgcc;								   \
       :%:version-compare(>< 10.3.9 10.5 mmacosx-version-min= -lgcc_s.10.4) \
        %:version-compare(>= 10.5 mmacosx-version-min= -lgcc_s.10.5)	   \
+       %:version-compare(!> 10.5 mmacosx-version-min= -lgcc_ext.10.4)	   \
+       %:version-compare(>= 10.5 mmacosx-version-min= -lgcc_ext.10.5)	   \
        -lgcc}"
 
 /* We specify crt0.o as -lcrt0.o so that ld will search the library path.
@@ -414,7 +456,7 @@ extern GTY(()) int darwin_ms_struct;
 
 #define DBX_DEBUGGING_INFO 1
 
-#define DWARF2_DEBUGGING_INFO
+#define DWARF2_DEBUGGING_INFO 1
 #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
 
 #define DEBUG_FRAME_SECTION	"__DWARF,__debug_frame,regular,debug"
@@ -461,8 +503,7 @@ extern GTY(()) int darwin_ms_struct;
       targetm.asm_out.globalize_label (FILE, NAME);			\
     if (DECL_EXTERNAL (DECL))						\
       fputs ("\t.weak_reference ", FILE);				\
-    else if (! lookup_attribute ("weak", DECL_ATTRIBUTES (DECL))	\
-	&& lookup_attribute ("weak_import", DECL_ATTRIBUTES (DECL)))	\
+    else if (lookup_attribute ("weak_import", DECL_ATTRIBUTES (DECL)))	\
       break;								\
     else if (TREE_PUBLIC (DECL))					\
       fputs ("\t.weak_definition ", FILE);				\
@@ -541,6 +582,16 @@ extern GTY(()) int darwin_ms_struct;
 #undef  TARGET_ASM_FILE_END
 #define TARGET_ASM_FILE_END darwin_file_end
 
+/* Because Mach-O relocations have a counter from 1 to 255 for the
+   section number they apply to, it is necessary to output all
+   normal sections before the LTO sections, to make sure that the
+   sections that may have relocations always have a section number
+   smaller than 255.  */
+#undef  TARGET_ASM_LTO_START
+#define TARGET_ASM_LTO_START darwin_asm_lto_start
+#undef  TARGET_ASM_LTO_END
+#define TARGET_ASM_LTO_END darwin_asm_lto_end
+
 #define ASM_OUTPUT_SKIP(FILE,SIZE)  \
   fprintf (FILE, "\t.space "HOST_WIDE_INT_PRINT_UNSIGNED"\n", SIZE)
 
@@ -611,7 +662,11 @@ extern GTY(()) int darwin_ms_struct;
   } while (0)
 
 /* Wrap new method names in quotes so the assembler doesn't gag.
-   Make Objective-C internal symbols local.  */
+   Make Objective-C internal symbols local and in doing this, we need 
+   to accommodate the name mangling done by c++ on file scope locals.  */
+
+
+int darwin_label_is_anonymous_local_objc_name (const char *name);
 
 #undef	ASM_OUTPUT_LABELREF
 #define ASM_OUTPUT_LABELREF(FILE,NAME)					     \
@@ -637,7 +692,7 @@ extern GTY(()) int darwin_ms_struct;
 	 }								     \
        else if (xname[0] == '+' || xname[0] == '-')			     \
          fprintf (FILE, "\"%s\"", xname);				     \
-       else if (!strncmp (xname, "_OBJC_", 6))				     \
+       else if (darwin_label_is_anonymous_local_objc_name (xname))				     \
          fprintf (FILE, "L%s", xname);					     \
        else if (!strncmp (xname, ".objc_class_name_", 17))		     \
 	 fprintf (FILE, "%s", xname);					     \
@@ -950,7 +1005,7 @@ void add_framework_path (char *);
 #endif
 
 /* Attempt to turn on execute permission for the stack.  This may be
-    used by INITIALIZE_TRAMPOLINE of the target needs it (that is,
+    used by TARGET_TRAMPOLINE_INIT if the target needs it (that is,
     if the target machine can change execute permissions on a page).
 
     There is no way to query the execute permission of the stack, so