Makefile.def (target_modules): Remove libmudflap

	* Makefile.def (target_modules): Remove libmudflap
	(languages): Remove check-target-libmudflap).
	* Makefile.in: Rebuilt.
	* Makefile.tpl (check-target-libmudflap-c++): Remove.
	* configure.ac (target_libraries): Remove target-libmudflap.
	Remove checks which disabled libmudflap on some systems.
	* configure: Rebuilt.
	* libmudflap: Directory removed.

	* Makefile.in (C_COMMON_OBJS): Remove tree-mudflap.
	(OBJS): Remove tree-nomudflap.o
	(GTFILES): Remove tree-mudflap.c
	* builtins.c (expand_builtin_alloc): Remove mudflap support.
	* gcc.c (MFWRAP_SPEC, MFLIB_SPEC): Likewise.
	(mfwrap_spec, mflib_spec): Likewise.
	(cpp_unique_options, cc1_options, static_specs): Likewise.
	* gimplify (gimplify_vla_decl, build_va_arg_indirect_ref): Likewise.
	* passes.def: Likewise.
	* toplev.c (compile_file, process_options): Likewise.
	* tree-inline.c (copy_tree_r): Likewise.
	* tree-pass.,h (make_pass_mudflap_1, make_pass_mudflap_2): Likewise.
	* varasm.c (make_decl_rtl, make_decl_rtl_for_debug): Likewise.
	(build_constant_desc, output_constant_def_contents): Likewise.
	(categorize_decl_for_section): Likewise.
	* tree-mudflap.c: Removed.
	* tree-mudflap.h: Removed.
	* tree-nomudflap.c: Removed.
	* bfin/uclinux.h (MFWRAP_SPEC): Remove.
	* moxie/uclinux.h (MFWRAP_SPEC): Likewise.
	* rs6000/aix.h (MFWRAP_SPEC, MFLIB_SPEC): Likewise.
	* config/sol2.h (MFLIB_SPEC): Likewise.
	* doc/install.texi: Remove mudflap references.
	* doc/passes.texi: Similarly.
	* doc/sourcebuild.texi: Similarly.
	* doc/invoke.texi: Remove mudlfap related options.

	* c-family/c-common.c (c_define_builtins): Remove mudflap support.
	* c-family/c.opt: Ignore and warn for mudflap options.

	* g++.dg/torture/pr49309.C: Removed.
	* gcc.dg/dfp/pr35739.c: Removed.

From-SVN: r204090

1 files changed, 5 insertions, 26 deletions

diff --git a/gcc/varasm.c b/gcc/varasm.c
index 52ba182..e56ca1b 100644
--- a/gcc/varasm.c
+++ b/gcc/varasm.c
@@ -46,7 +46,6 @@ along with GCC; see the file COPYING3.  If not see
 #include "target.h"
 #include "common/common-target.h"
 #include "targhooks.h"
-#include "tree-mudflap.h"
 #include "cgraph.h"
 #include "pointer-set.h"
 #include "asan.h"
@@ -1247,10 +1246,6 @@ make_decl_rtl (tree decl)
 	  && SYMBOL_REF_HAS_BLOCK_INFO_P (XEXP (x, 0)))
 	change_symbol_block (XEXP (x, 0), get_block_for_decl (decl));
 
-      /* Make this function static known to the mudflap runtime.  */
-      if (flag_mudflap && TREE_CODE (decl) == VAR_DECL)
-	mudflap_enqueue_decl (decl);
-
       return;
     }
 
@@ -1387,10 +1382,6 @@ make_decl_rtl (tree decl)
      If the name is changed, the macro ASM_OUTPUT_LABELREF
      will have to know how to strip this information.  */
   targetm.encode_section_info (decl, DECL_RTL (decl), true);
-
-  /* Make this function static known to the mudflap runtime.  */
-  if (flag_mudflap && TREE_CODE (decl) == VAR_DECL)
-    mudflap_enqueue_decl (decl);
 }
 
 /* Like make_decl_rtl, but inhibit creation of new alias sets when
@@ -1400,7 +1391,7 @@ make_decl_rtl (tree decl)
 rtx
 make_decl_rtl_for_debug (tree decl)
 {
-  unsigned int save_aliasing_flag, save_mudflap_flag;
+  unsigned int save_aliasing_flag;
   rtx rtl;
 
   if (DECL_RTL_SET_P (decl))
@@ -1411,12 +1402,9 @@ make_decl_rtl_for_debug (tree decl)
      we do not want to create alias sets that will throw the alias
      numbers off in the comparison dumps.  So... clearing
      flag_strict_aliasing will keep new_alias_set() from creating a
-     new set.  It is undesirable to register decl with mudflap
-     in this case as well.  */
+     new set.  */
   save_aliasing_flag = flag_strict_aliasing;
   flag_strict_aliasing = 0;
-  save_mudflap_flag = flag_mudflap;
-  flag_mudflap = 0;
 
   rtl = DECL_RTL (decl);
   /* Reset DECL_RTL back, as various parts of the compiler expects
@@ -1424,8 +1412,6 @@ make_decl_rtl_for_debug (tree decl)
   SET_DECL_RTL (decl, NULL);
 
   flag_strict_aliasing = save_aliasing_flag;
-  flag_mudflap = save_mudflap_flag;
-
   return rtl;
 }
 
@@ -3206,10 +3192,6 @@ build_constant_desc (tree exp)
   desc = ggc_alloc_constant_descriptor_tree ();
   desc->value = copy_constant (exp);
 
-  /* Propagate marked-ness to copied constant.  */
-  if (flag_mudflap && mf_marked_p (exp))
-    mf_mark (desc->value);
-
   /* Create a string containing the label name, in LABEL.  */
   labelno = const_labelno++;
   ASM_GENERATE_INTERNAL_LABEL (label, "LC", labelno);
@@ -3405,8 +3387,6 @@ output_constant_def_contents (rtx symbol)
 	  assemble_zeros (asan_red_zone_size (size));
 	}
     }
-  if (flag_mudflap)
-    mudflap_enqueue_constant (exp);
 }
 
 /* Look up EXP in the table of constant descriptors.  Return the rtl
@@ -6294,9 +6274,8 @@ categorize_decl_for_section (const_tree decl, int reloc)
     return SECCAT_TEXT;
   else if (TREE_CODE (decl) == STRING_CST)
     {
-      if (flag_mudflap
-	  || ((flag_sanitize & SANITIZE_ADDRESS)
-	      && asan_protect_global (CONST_CAST_TREE (decl))))
+      if ((flag_sanitize & SANITIZE_ADDRESS)
+	  && asan_protect_global (CONST_CAST_TREE (decl)))
       /* or !flag_merge_constants */
         return SECCAT_RODATA;
       else
@@ -6321,7 +6300,7 @@ categorize_decl_for_section (const_tree decl, int reloc)
 	}
       else if (reloc & targetm.asm_out.reloc_rw_mask ())
 	ret = reloc == 1 ? SECCAT_DATA_REL_RO_LOCAL : SECCAT_DATA_REL_RO;
-      else if (reloc || flag_merge_constants < 2 || flag_mudflap
+      else if (reloc || flag_merge_constants < 2
 	       || ((flag_sanitize & SANITIZE_ADDRESS)
 		   && asan_protect_global (CONST_CAST_TREE (decl))))
 	/* C and C++ don't allow different variables to share the same