diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 474e9e9720b..fcb08c51df2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,12 @@
+2006-03-16  Roger Sayle  <roger@eyesopen.com>
+	    Daniel Speyer  <dspeyer@wam.umd.edu>
+
+	PR middle-end/18259
+	* tree-dump.c (dump_real): New function.
+	(dequeue_and_dump) <REAL_CST>: Use it to dump FP constants.
+	* Makefile.in (REAL_H): New macro for dependencies on real.h.
+	(tree-dump.o): Add $(REAL_H) to the dependencies.
+
 2006-03-16  Roger Sayle  <roger@eyesopen.com>
 
 	PR middle-end/21781
diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index fe7ffeef7e7..ed09b88601f 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -736,7 +736,7 @@ HOSTHOOKS_DEF_H = hosthooks-def.h $(HOOKS_H)
 LANGHOOKS_DEF_H = langhooks-def.h $(HOOKS_H)
 TARGET_DEF_H = target-def.h $(HOOKS_H)
 RTL_BASE_H = rtl.h rtl.def $(MACHMODE_H) reg-notes.def insn-notes.def \
-  input.h real.h statistics.h vec.h
+  input.h $(REAL_H) statistics.h vec.h
 RTL_H = $(RTL_BASE_H) genrtl.h
 PARAMS_H = params.h params.def
 BUILTINS_DEF = builtins.def sync-builtins.def omp-builtins.def
@@ -796,6 +796,7 @@ LAMBDA_H = lambda.h $(TREE_H) vec.h $(GGC_H)
 TREE_DATA_REF_H = tree-data-ref.h $(LAMBDA_H)
 VARRAY_H = varray.h $(MACHMODE_H) $(SYSTEM_H) coretypes.h $(TM_H)
 TREE_INLINE_H = tree-inline.h varray.h $(SPLAY_TREE_H)
+REAL_H = real.h $(MACHMODE_H)
 
 #
 # Now figure out from those variables how to compile and link.
@@ -1581,7 +1582,7 @@ c-lang.o : c-lang.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
 stub-objc.o : stub-objc.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TREE_H) \
     $(C_COMMON_H)
 c-lex.o : c-lex.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-    $(RTL_H) debug.h $(C_TREE_H) $(C_COMMON_H) real.h $(SPLAY_TREE_H) \
+    $(RTL_H) debug.h $(C_TREE_H) $(C_COMMON_H) $(REAL_H) $(SPLAY_TREE_H) \
     $(C_PRAGMA_H) input.h intl.h $(FLAGS_H) toplev.h output.h \
     $(CPPLIB_H) $(TIMEVAR_H) $(TM_P_H)
 c-ppoutput.o : c-ppoutput.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
@@ -1629,11 +1630,11 @@ c-common.o : c-common.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
 	$(GGC_H) $(EXPR_H) $(TM_P_H) builtin-types.def builtin-attrs.def \
 	$(DIAGNOSTIC_H) gt-c-common.h langhooks.h $(VARRAY_H) $(RTL_H) \
 	$(TARGET_H) $(C_TREE_H) tree-iterator.h langhooks.h tree-mudflap.h \
-	intl.h opts.h real.h $(CPPLIB_H) $(TREE_INLINE_H) $(HASHTAB_H) \
+	intl.h opts.h $(REAL_H) $(CPPLIB_H) $(TREE_INLINE_H) $(HASHTAB_H) \
 	$(BUILTINS_DEF)
 
 c-pretty-print.o : c-pretty-print.c $(C_PRETTY_PRINT_H) \
-	$(C_TREE_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) real.h \
+	$(C_TREE_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(REAL_H) \
 	$(DIAGNOSTIC_H) tree-iterator.h
 
 c-opts.o : c-opts.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)		\
@@ -1645,7 +1646,7 @@ c-opts.o : c-opts.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)		\
 
 c-cppbuiltin.o : c-cppbuiltin.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 	$(TREE_H) version.h $(C_COMMON_H) $(C_PRAGMA_H) $(FLAGS_H) toplev.h \
-	output.h except.h real.h $(TARGET_H) $(TM_P_H)
+	output.h except.h $(REAL_H) $(TARGET_H) $(TM_P_H)
 
 # A file used by all variants of C and some other languages.
 
@@ -1779,7 +1780,7 @@ prefix.o: prefix.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) prefix.h \
 	  -c $(srcdir)/prefix.c $(OUTPUT_OPTION)
 
 convert.o: convert.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   $(FLAGS_H) convert.h toplev.h langhooks.h real.h
+   $(FLAGS_H) convert.h toplev.h langhooks.h $(REAL_H)
 
 double-int.o: double-int.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H)
 
@@ -1790,11 +1791,11 @@ langhooks.o : langhooks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 tree.o : tree.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
    $(FLAGS_H) $(FUNCTION_H) $(PARAMS_H) \
    toplev.h $(GGC_H) $(HASHTAB_H) $(TARGET_H) output.h $(TM_P_H) langhooks.h \
-   real.h gt-tree.h tree-iterator.h $(BASIC_BLOCK_H) $(TREE_FLOW_H) \
+   $(REAL_H) gt-tree.h tree-iterator.h $(BASIC_BLOCK_H) $(TREE_FLOW_H) \
    $(OBSTACK_H) pointer-set.h
 tree-dump.o: tree-dump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) langhooks.h toplev.h $(SPLAY_TREE_H) $(TREE_DUMP_H) \
-   tree-iterator.h tree-pass.h $(DIAGNOSTIC_H)
+   tree-iterator.h tree-pass.h $(DIAGNOSTIC_H) $(REAL_H)
 tree-inline.o : tree-inline.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) $(RTL_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) input.h insn-config.h \
    $(VARRAY_H) $(HASHTAB_H) $(SPLAY_TREE_H) toplev.h \
@@ -1802,7 +1803,7 @@ tree-inline.o : tree-inline.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    debug.h $(DIAGNOSTIC_H) $(TREE_FLOW_H) tree-iterator.h tree-mudflap.h \
    ipa-prop.h
 print-tree.o : print-tree.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   $(GGC_H) langhooks.h real.h tree-iterator.h
+   $(GGC_H) langhooks.h $(REAL_H) tree-iterator.h
 stor-layout.o : stor-layout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) $(PARAMS_H) $(FLAGS_H) $(FUNCTION_H) $(EXPR_H) $(RTL_H) \
    $(GGC_H) $(TM_P_H) $(TARGET_H) langhooks.h $(REGS_H) gt-stor-layout.h \
@@ -1857,13 +1858,13 @@ tree-ssa-propagate.o : tree-ssa-propagate.c $(TREE_FLOW_H) $(CONFIG_H) \
 tree-ssa-dom.o : tree-ssa-dom.c $(TREE_FLOW_H) $(CONFIG_H) $(SYSTEM_H) \
    $(RTL_H) $(TREE_H) $(TM_P_H) $(EXPR_H) $(GGC_H) output.h $(DIAGNOSTIC_H) \
    $(FUNCTION_H) $(TIMEVAR_H) $(TM_H) coretypes.h $(TREE_DUMP_H) \
-   $(BASIC_BLOCK_H) domwalk.h real.h tree-pass.h $(FLAGS_H) langhooks.h \
-   tree-ssa-propagate.h $(CFGLOOP_H) $(PARAMS_H)
+   $(BASIC_BLOCK_H) domwalk.h tree-pass.h $(FLAGS_H) langhooks.h \
+   tree-ssa-propagate.h $(CFGLOOP_H) $(PARAMS_H) $(REAL_H)
 tree-ssa-uncprop.o : tree-ssa-uncprop.c $(TREE_FLOW_H) $(CONFIG_H) \
    $(SYSTEM_H) $(RTL_H) $(TREE_H) $(TM_P_H) $(EXPR_H) $(GGC_H) output.h \
    $(DIAGNOSTIC_H) $(FUNCTION_H) $(TIMEVAR_H) $(TM_H) coretypes.h \
-   $(TREE_DUMP_H) $(BASIC_BLOCK_H) domwalk.h real.h tree-pass.h $(FLAGS_H) \
-   langhooks.h tree-ssa-propagate.h
+   $(TREE_DUMP_H) $(BASIC_BLOCK_H) domwalk.h tree-pass.h $(FLAGS_H) \
+   langhooks.h tree-ssa-propagate.h $(REAL_H)
 tree-ssa-threadedge.o : tree-ssa-threadedge.c $(TREE_FLOW_H) $(CONFIG_H) \
    $(SYSTEM_H) $(RTL_H) $(TREE_H) $(TM_P_H) $(EXPR_H) $(GGC_H) output.h \
    $(DIAGNOSTIC_H) $(FUNCTION_H) $(TM_H) coretypes.h $(TREE_DUMP_H) \
@@ -1924,7 +1925,7 @@ tree-ssa-sink.o : tree-ssa-sink.c $(TREE_FLOW_H) $(CONFIG_H) \
    $(SYSTEM_H) $(TREE_H) $(GGC_H) $(DIAGNOSTIC_H) $(TIMEVAR_H) \
    $(TM_H) coretypes.h $(TREE_DUMP_H) tree-pass.h $(FLAGS_H) alloc-pool.h \
    $(BASIC_BLOCK_H) bitmap.h $(CFGLOOP_H) $(FIBHEAP_H) $(HASHTAB_H) \
-   langhooks.h real.h $(TREE_GIMPLE_H) $(TREE_INLINE_H) tree-iterator.h
+   langhooks.h $(REAL_H) $(TREE_GIMPLE_H) $(TREE_INLINE_H) tree-iterator.h
 tree-nested.o: tree-nested.c $(CONFIG_H) $(SYSTEM_H) $(TM_H) $(TREE_H) \
    $(RTL_H) $(TM_P_H) $(FUNCTION_H) $(TREE_DUMP_H) $(TREE_INLINE_H) \
    tree-iterator.h $(TREE_GIMPLE_H) $(CGRAPH_H) $(EXPR_H) langhooks.h \
@@ -1998,7 +1999,7 @@ tree-ssa-loop-manip.o : tree-ssa-loop-manip.c $(TREE_FLOW_H) $(CONFIG_H) \
 tree-ssa-loop-im.o : tree-ssa-loop-im.c $(TREE_FLOW_H) $(CONFIG_H) \
    $(SYSTEM_H) $(RTL_H) $(TREE_H) $(TM_P_H) $(CFGLOOP_H) domwalk.h \
    $(PARAMS_H) output.h $(DIAGNOSTIC_H) $(TIMEVAR_H) $(TM_H) coretypes.h \
-   $(TREE_DUMP_H) tree-pass.h $(FLAGS_H) real.h $(BASIC_BLOCK_H) \
+   $(TREE_DUMP_H) tree-pass.h $(FLAGS_H) $(REAL_H) $(BASIC_BLOCK_H) \
    hard-reg-set.h
 tree-ssa-math-opts.o : tree-ssa-math-opts.c $(TREE_FLOW_H) $(CONFIG_H) \
    $(SYSTEM_H) $(TREE_H) $(TIMEVAR_H) tree-pass.h $(TM_H) $(FLAGS_H) \
@@ -2029,7 +2030,8 @@ gimplify.o : gimplify.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) \
    $(DIAGNOSTIC_H) $(TREE_GIMPLE_H) $(TREE_INLINE_H) $(VARRAY_H) langhooks.h \
    $(LANGHOOKS_DEF_H) $(TREE_FLOW_H) $(CGRAPH_H) $(TIMEVAR_H) $(TM_H) \
    coretypes.h except.h $(FLAGS_H) $(RTL_H) $(FUNCTION_H) $(EXPR_H) output.h \
-   $(GGC_H) gt-gimplify.h $(HASHTAB_H) real.h $(TARGET_H) toplev.h $(OPTABS_H)
+   $(GGC_H) gt-gimplify.h $(HASHTAB_H) $(TARGET_H) toplev.h $(OPTABS_H) \
+   $(REAL_H)
 gimple-low.o : gimple-low.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) \
    $(DIAGNOSTIC_H) $(TREE_GIMPLE_H) $(TREE_INLINE_H) $(VARRAY_H) langhooks.h \
    $(LANGHOOKS_DEF_H) $(TREE_FLOW_H) $(TIMEVAR_H) $(TM_H) coretypes.h \
@@ -2043,10 +2045,10 @@ tree-browser.o : tree-browser.c tree-browser.def $(CONFIG_H) $(SYSTEM_H) \
    $(TREE_H) $(TREE_INLINE_H) $(DIAGNOSTIC_H) $(HASHTAB_H) \
    $(TM_H) coretypes.h
 tree-chrec.o: tree-chrec.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(GGC_H) $(TREE_H) real.h $(SCEV_H) tree-pass.h $(PARAMS_H) \
+   $(GGC_H) $(TREE_H) $(REAL_H) $(SCEV_H) tree-pass.h $(PARAMS_H) \
    $(DIAGNOSTIC_H) $(VARRAY_H) $(CFGLOOP_H) $(TREE_FLOW_H)
 tree-scalar-evolution.o: tree-scalar-evolution.c $(CONFIG_H) $(SYSTEM_H) \
-   coretypes.h $(TM_H) $(GGC_H) $(TREE_H) real.h $(RTL_H) \
+   coretypes.h $(TM_H) $(GGC_H) $(TREE_H) $(REAL_H) $(RTL_H) \
    $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TREE_FLOW_H) $(TREE_DUMP_H) \
    $(TIMEVAR_H) $(CFGLOOP_H) $(SCEV_H) tree-pass.h $(FLAGS_H) tree-chrec.h
 tree-data-ref.o: tree-data-ref.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
@@ -2096,10 +2098,10 @@ tree-nomudflap.o : $(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(TREE_INLINE_H) \
    output.h $(VARRAY_H) langhooks.h tree-mudflap.h $(TM_H) coretypes.h \
    $(GGC_H) gt-tree-mudflap.h tree-pass.h toplev.h
 tree-pretty-print.o : tree-pretty-print.c $(CONFIG_H) $(SYSTEM_H) \
-   $(TREE_H) $(DIAGNOSTIC_H) real.h $(HASHTAB_H) $(TREE_FLOW_H) \
+   $(TREE_H) $(DIAGNOSTIC_H) $(REAL_H) $(HASHTAB_H) $(TREE_FLOW_H) \
    $(TM_H) coretypes.h tree-iterator.h tree-chrec.h langhooks.h tree-pass.h
 fold-const.o : fold-const.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) $(FLAGS_H) real.h toplev.h $(HASHTAB_H) $(EXPR_H) $(RTL_H) \
+   $(TREE_H) $(FLAGS_H) $(REAL_H) toplev.h $(HASHTAB_H) $(EXPR_H) $(RTL_H) \
    $(GGC_H) $(TM_P_H) langhooks.h $(MD5_H)
 diagnostic.o : diagnostic.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) version.h $(TM_P_H) $(FLAGS_H) input.h toplev.h intl.h \
@@ -2118,9 +2120,9 @@ toplev.o : toplev.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
    $(RECOG_H) Makefile toplev.h dwarf2out.h sdbout.h dbxout.h $(EXPR_H) \
    hard-reg-set.h $(BASIC_BLOCK_H) graph.h except.h $(REGS_H) $(TIMEVAR_H) \
    value-prof.h $(PARAMS_H) $(TM_P_H) reload.h dwarf2asm.h $(TARGET_H) \
-   langhooks.h insn-flags.h $(CFGLAYOUT_H) real.h $(CFGLOOP_H) hosthooks.h \
+   langhooks.h insn-flags.h $(CFGLAYOUT_H) $(CFGLOOP_H) hosthooks.h \
    $(CGRAPH_H) $(COVERAGE_H) alloc-pool.h $(GGC_H) $(INTEGRATE_H) \
-   $(CPPLIB_H) opts.h params.def tree-mudflap.h
+   $(CPPLIB_H) opts.h params.def tree-mudflap.h $(REAL_H)
 	$(CC) $(ALL_CFLAGS) $(ALL_CPPFLAGS) \
 	  -DTARGET_NAME=\"$(target_noncanonical)\" \
 	  -c $(srcdir)/toplev.c $(OUTPUT_OPTION)
@@ -2131,7 +2133,7 @@ passes.o : passes.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
    dwarf2out.h sdbout.h dbxout.h $(EXPR_H) hard-reg-set.h $(BASIC_BLOCK_H) \
    graph.h except.h $(REGS_H) $(TIMEVAR_H) value-prof.h \
    $(PARAMS_H) $(TM_P_H) reload.h dwarf2asm.h $(TARGET_H) \
-   langhooks.h insn-flags.h $(CFGLAYOUT_H) real.h $(CFGLOOP_H) \
+   langhooks.h insn-flags.h $(CFGLAYOUT_H) $(REAL_H) $(CFGLOOP_H) \
    hosthooks.h $(CGRAPH_H) $(COVERAGE_H) tree-pass.h $(TREE_DUMP_H) \
    $(GGC_H) $(INTEGRATE_H) $(CPPLIB_H) opts.h tree-flow.h $(TREE_INLINE_H)
 
@@ -2144,21 +2146,21 @@ rtl-error.o: rtl-error.c $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(INSN_ATTR_H) insn-config.h input.h toplev.h intl.h $(DIAGNOSTIC_H) \
    $(CONFIG_H)
 
-rtl.o : rtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) real.h \
-  $(GGC_H) $(BCONFIG_H) insn-notes.def reg-notes.def toplev.h
+rtl.o : rtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
+  $(GGC_H) $(BCONFIG_H) insn-notes.def reg-notes.def toplev.h $(REAL_H)
 
 print-rtl.o : print-rtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-    $(RTL_H) $(TREE_H) hard-reg-set.h $(BASIC_BLOCK_H) real.h $(FLAGS_H) \
-    $(BCONFIG_H)
+    $(RTL_H) $(TREE_H) hard-reg-set.h $(BASIC_BLOCK_H) $(FLAGS_H) \
+    $(BCONFIG_H) $(REAL_H)
 rtlanal.o : rtlanal.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) toplev.h \
-   $(RTL_H) hard-reg-set.h $(TM_P_H) insn-config.h $(RECOG_H) real.h \
+   $(RTL_H) hard-reg-set.h $(TM_P_H) insn-config.h $(RECOG_H) $(REAL_H) \
    $(FLAGS_H) $(REGS_H) output.h $(TARGET_H) $(FUNCTION_H)
 
 varasm.o : varasm.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
    $(RTL_H) $(FLAGS_H) $(FUNCTION_H) $(EXPR_H) hard-reg-set.h $(REGS_H) \
    output.h $(C_PRAGMA_H) toplev.h xcoffout.h debug.h $(GGC_H) $(TM_P_H) \
-   $(HASHTAB_H) $(TARGET_H) langhooks.h gt-varasm.h real.h $(BASIC_BLOCK_H) \
-   $(CFGLAYOUT_H) $(CGRAPH_H) tree-mudflap.h
+   $(HASHTAB_H) $(TARGET_H) langhooks.h gt-varasm.h $(BASIC_BLOCK_H) \
+   $(CFGLAYOUT_H) $(CGRAPH_H) tree-mudflap.h $(REAL_H)
 function.o : function.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(CFGLAYOUT_H) $(TREE_GIMPLE_H) $(FLAGS_H) $(FUNCTION_H) $(EXPR_H) \
    $(OPTABS_H) libfuncs.h $(REGS_H) hard-reg-set.h insn-config.h $(RECOG_H) \
@@ -2180,7 +2182,7 @@ expr.o : expr.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) $(FUNCTION_H) $(REGS_H) $(EXPR_H) $(OPTABS_H) \
    libfuncs.h $(INSN_ATTR_H) insn-config.h $(RECOG_H) output.h \
    typeclass.h hard-reg-set.h toplev.h hard-reg-set.h except.h reload.h \
-   $(GGC_H) langhooks.h intl.h $(TM_P_H) real.h $(TARGET_H) \
+   $(GGC_H) langhooks.h intl.h $(TM_P_H) $(REAL_H) $(TARGET_H) \
    tree-iterator.h gt-expr.h $(MACHMODE_H) $(TIMEVAR_H) $(TREE_FLOW_H) \
    tree-pass.h
 dojump.o : dojump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(TREE_H) \
@@ -2190,14 +2192,14 @@ builtins.o : builtins.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(TREE_GIMPLE_H) $(FLAGS_H) $(TARGET_H) $(FUNCTION_H) $(REGS_H) \
    $(EXPR_H) $(OPTABS_H) insn-config.h $(RECOG_H) output.h typeclass.h \
    hard-reg-set.h toplev.h hard-reg-set.h except.h $(TM_P_H) $(PREDICT_H) \
-   libfuncs.h real.h langhooks.h $(BASIC_BLOCK_H) tree-mudflap.h \
+   libfuncs.h $(REAL_H) langhooks.h $(BASIC_BLOCK_H) tree-mudflap.h \
    $(BUILTINS_DEF) $(MACHMODE_H)
 calls.o : calls.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) $(EXPR_H) $(OPTABS_H) langhooks.h $(TARGET_H) \
    libfuncs.h $(REGS_H) toplev.h output.h $(FUNCTION_H) $(TIMEVAR_H) $(TM_P_H) \
    $(CGRAPH_H) except.h sbitmap.h
 expmed.o : expmed.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(TREE_H) \
-   $(FLAGS_H) insn-config.h $(EXPR_H) $(OPTABS_H) $(RECOG_H) real.h \
+   $(FLAGS_H) insn-config.h $(EXPR_H) $(OPTABS_H) $(RECOG_H) $(REAL_H) \
    toplev.h $(TM_P_H) langhooks.h
 explow.o : explow.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(TREE_H) \
    $(FLAGS_H) hard-reg-set.h insn-config.h $(EXPR_H) $(OPTABS_H) $(RECOG_H) \
@@ -2205,7 +2207,7 @@ explow.o : explow.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(TREE_
    output.h
 optabs.o : optabs.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) insn-config.h $(EXPR_H) $(OPTABS_H) libfuncs.h \
-   $(RECOG_H) reload.h toplev.h $(GGC_H) real.h $(TM_P_H) except.h \
+   $(RECOG_H) reload.h toplev.h $(GGC_H) $(REAL_H) $(TM_P_H) except.h \
    gt-optabs.h $(BASIC_BLOCK_H) $(TARGET_H) $(FUNCTION_H)
 dbxout.o : dbxout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
    $(RTL_H) $(FLAGS_H) $(REGS_H) debug.h $(TM_P_H) $(TARGET_H) $(FUNCTION_H) \
@@ -2218,7 +2220,7 @@ sdbout.o : sdbout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) debug.h \
    gt-sdbout.h reload.h $(VARRAY_H)
 dwarf2out.o : dwarf2out.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) version.h $(RTL_H) dwarf2.h debug.h $(FLAGS_H) insn-config.h \
-   output.h $(DIAGNOSTIC_H) real.h hard-reg-set.h $(REGS_H) $(EXPR_H) \
+   output.h $(DIAGNOSTIC_H) $(REAL_H) hard-reg-set.h $(REGS_H) $(EXPR_H) \
    libfuncs.h toplev.h dwarf2out.h reload.h $(GGC_H) except.h dwarf2asm.h \
    $(TM_P_H) langhooks.h $(HASHTAB_H) gt-dwarf2out.h $(TARGET_H) $(CGRAPH_H) \
    $(MD5_H) input.h $(FUNCTION_H) $(VARRAY_H)
@@ -2231,26 +2233,26 @@ xcoffout.o : xcoffout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) $(RTL_H) xcoffout.h $(FLAGS_H) toplev.h output.h dbxout.h \
    $(GGC_H) $(TARGET_H) gstab.h xcoff.h
 emit-rtl.o : emit-rtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(TREE_H) $(FLAGS_H) $(FUNCTION_H) $(REGS_H) insn-config.h $(RECOG_H) real.h \
+   $(TREE_H) $(FLAGS_H) $(FUNCTION_H) $(REGS_H) insn-config.h $(RECOG_H) \
    $(GGC_H) $(EXPR_H) hard-reg-set.h bitmap.h toplev.h $(BASIC_BLOCK_H) \
-   $(HASHTAB_H) $(TM_P_H) debug.h langhooks.h tree-pass.h gt-emit-rtl.h
+   $(HASHTAB_H) $(TM_P_H) debug.h langhooks.h tree-pass.h gt-emit-rtl.h \
+   $(REAL_H)
 real.o : real.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   toplev.h $(TM_P_H) real.h
+   toplev.h $(TM_P_H) $(REAL_H)
 dfp.o : dfp.c dfp.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)	$(TREE_H) \
-   toplev.h $(TM_P_H) real.h $(DECNUM_H)
+   toplev.h $(TM_P_H) $(REAL_H) $(DECNUM_H)
 integrate.o : integrate.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(TREE_H) $(FLAGS_H) debug.h $(INTEGRATE_H) insn-config.h \
-   $(EXPR_H) real.h $(REGS_H) intl.h $(FUNCTION_H) output.h $(RECOG_H) \
+   $(EXPR_H) $(REAL_H) $(REGS_H) intl.h $(FUNCTION_H) output.h $(RECOG_H) \
    except.h toplev.h $(PARAMS_H) $(TM_P_H) $(TARGET_H) langhooks.h \
    gt-integrate.h $(GGC_H) tree-pass.h
-jump.o : jump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(FLAGS_H) \
-   hard-reg-set.h $(REGS_H) insn-config.h $(RECOG_H) $(EXPR_H) real.h except.h \
-   $(FUNCTION_H) tree-pass.h \
-   toplev.h $(INSN_ATTR_H) $(TM_P_H) reload.h $(PREDICT_H) $(TIMEVAR_H) \
-   $(DIAGNOSTIC_H)
+jump.o : jump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
+   $(FLAGS_H) hard-reg-set.h $(REGS_H) insn-config.h $(RECOG_H) $(EXPR_H) \
+   $(REAL_H) except.h $(FUNCTION_H) tree-pass.h $(DIAGNOSTIC_H) \
+   toplev.h $(INSN_ATTR_H) $(TM_P_H) reload.h $(PREDICT_H) $(TIMEVAR_H)
 
 simplify-rtx.o : simplify-rtx.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) real.h insn-config.h \
+   $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) $(REAL_H) insn-config.h \
    $(RECOG_H) $(EXPR_H) toplev.h output.h $(FUNCTION_H) $(GGC_H) $(TM_P_H) \
    $(TREE_H) $(TARGET_H)
 cgraph.o : cgraph.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
@@ -2295,18 +2297,18 @@ coverage.o : coverage.c $(GCOV_IO_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(FUNCTION_H) toplev.h $(GGC_H) langhooks.h $(COVERAGE_H) gt-coverage.h \
    $(HASHTAB_H) $(CGRAPH_H) tree-iterator.h
 cselib.o : cselib.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(REGS_H) hard-reg-set.h $(FLAGS_H) real.h insn-config.h $(RECOG_H) \
+   $(REGS_H) hard-reg-set.h $(FLAGS_H) $(REAL_H) insn-config.h $(RECOG_H) \
    $(EMIT_RTL_H) toplev.h output.h $(FUNCTION_H) cselib.h $(GGC_H) $(TM_P_H) \
    gt-cselib.h $(PARAMS_H) alloc-pool.h $(HASHTAB_H)
 cse.o : cse.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(REGS_H) \
-   hard-reg-set.h $(FLAGS_H) real.h insn-config.h $(RECOG_H) $(EXPR_H) toplev.h \
+   hard-reg-set.h $(FLAGS_H) insn-config.h $(RECOG_H) $(EXPR_H) toplev.h \
    output.h $(FUNCTION_H) $(BASIC_BLOCK_H) $(GGC_H) $(TM_P_H) $(TIMEVAR_H) \
-   except.h $(TARGET_H) $(PARAMS_H) rtlhooks-def.h tree-pass.h
+   except.h $(TARGET_H) $(PARAMS_H) rtlhooks-def.h tree-pass.h $(REAL_H)
 web.o : web.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    hard-reg-set.h $(FLAGS_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h toplev.h \
    $(DF_H) $(OBSTACK_H) timevar.h tree-pass.h
 gcse.o : gcse.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(REGS_H) hard-reg-set.h $(FLAGS_H) real.h insn-config.h $(GGC_H) \
+   $(REGS_H) hard-reg-set.h $(FLAGS_H) $(REAL_H) insn-config.h $(GGC_H) \
    $(RECOG_H) $(EXPR_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h toplev.h \
    $(TM_P_H) $(PARAMS_H) except.h gt-gcse.h $(TREE_H) cselib.h $(TIMEVAR_H) \
    intl.h $(OBSTACK_H) tree-pass.h
@@ -2314,12 +2316,12 @@ resource.o : resource.c $(CONFIG_H) $(RTL_H) hard-reg-set.h $(SYSTEM_H) \
    coretypes.h $(TM_H) $(REGS_H) $(FLAGS_H) output.h $(RESOURCE_H) \
    $(FUNCTION_H) toplev.h $(INSN_ATTR_H) except.h $(PARAMS_H) $(TM_P_H)
 lcm.o : lcm.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(REGS_H) \
-   hard-reg-set.h $(FLAGS_H) real.h insn-config.h $(INSN_ATTR_H) $(RECOG_H) \
-   $(BASIC_BLOCK_H) $(TM_P_H) $(FUNCTION_H) output.h
+   hard-reg-set.h $(FLAGS_H) insn-config.h $(INSN_ATTR_H) $(RECOG_H) \
+   $(BASIC_BLOCK_H) $(TM_P_H) $(FUNCTION_H) output.h $(REAL_H)
 mode-switching.o : mode-switching.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(TM_H) $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) real.h insn-config.h \
-   $(INSN_ATTR_H) $(RECOG_H) $(BASIC_BLOCK_H) $(TM_P_H) $(FUNCTION_H) output.h \
-   tree-pass.h timevar.h
+   $(TM_H) $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h \
+   $(INSN_ATTR_H) $(RECOG_H) $(BASIC_BLOCK_H) $(TM_P_H) $(FUNCTION_H) \
+   output.h tree-pass.h timevar.h $(REAL_H)
 tree-ssa-dce.o : tree-ssa-dce.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) \
     $(RTL_H) $(TM_P_H) $(TREE_FLOW_H) $(DIAGNOSTIC_H) $(TIMEVAR_H) $(TM_H) \
     coretypes.h $(TREE_DUMP_H) tree-pass.h $(FLAGS_H) $(BASIC_BLOCK_H) \
@@ -2336,7 +2338,7 @@ tree-sra.o : tree-sra.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(RTL_H) \
     langhooks.h tree-pass.h $(FLAGS_H) $(EXPR_H) $(BASIC_BLOCK_H) \
     bitmap.h $(GGC_H) hard-reg-set.h $(OBSTACK_H) $(PARAMS_H) $(TARGET_H)
 tree-complex.o : tree-complex.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TREE_H) \
-    $(TM_H) $(RTL_H) real.h $(FLAGS_H) $(TREE_FLOW_H) $(TREE_GIMPLE_H) \
+    $(TM_H) $(RTL_H) $(REAL_H) $(FLAGS_H) $(TREE_FLOW_H) $(TREE_GIMPLE_H) \
     tree-iterator.h tree-pass.h tree-ssa-propagate.h $(DIAGNOSTIC_H)
 tree-vect-generic.o : tree-vect-generic.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) \
     $(TM_H) $(TREE_FLOW_H) $(TREE_GIMPLE_H) tree-iterator.h tree-pass.h \
@@ -2442,12 +2444,12 @@ et-forest.o : et-forest.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    et-forest.h alloc-pool.h $(BASIC_BLOCK_H)
 combine.o : combine.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(FLAGS_H) $(FUNCTION_H) insn-config.h $(INSN_ATTR_H) $(REGS_H) $(EXPR_H) \
-   rtlhooks-def.h $(BASIC_BLOCK_H) $(RECOG_H) real.h hard-reg-set.h \
+   rtlhooks-def.h $(BASIC_BLOCK_H) $(RECOG_H) $(REAL_H) hard-reg-set.h \
    toplev.h $(TM_P_H) $(TREE_H) $(TARGET_H) output.h $(PARAMS_H) $(OPTABS_H) \
    insn-codes.h timevar.h tree-pass.h
 regclass.o : regclass.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    hard-reg-set.h $(FLAGS_H) $(BASIC_BLOCK_H) $(REGS_H) insn-config.h \
-   $(RECOG_H) reload.h real.h toplev.h $(FUNCTION_H) output.h $(GGC_H) \
+   $(RECOG_H) reload.h $(REAL_H) toplev.h $(FUNCTION_H) output.h $(GGC_H) \
    $(TM_P_H) $(EXPR_H) $(TIMEVAR_H) gt-regclass.h $(HASHTAB_H)
 local-alloc.o : local-alloc.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(FLAGS_H) $(REGS_H) hard-reg-set.h insn-config.h $(RECOG_H) \
@@ -2465,24 +2467,24 @@ vec.o : vec.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) coretypes.h vec.h $(GGC_H) \
    toplev.h
 reload.o : reload.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(FLAGS_H) output.h $(EXPR_H) $(OPTABS_H) reload.h $(RECOG_H) \
-   hard-reg-set.h insn-config.h $(REGS_H) $(FUNCTION_H) real.h toplev.h \
-   $(TM_P_H) $(PARAMS_H) $(TARGET_H)
+   hard-reg-set.h insn-config.h $(REGS_H) $(FUNCTION_H) toplev.h \
+   $(TM_P_H) $(PARAMS_H) $(TARGET_H) $(REAL_H)
 reload1.o : reload1.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(EXPR_H) $(OPTABS_H) reload.h $(REGS_H) hard-reg-set.h insn-config.h \
    $(BASIC_BLOCK_H) $(RECOG_H) output.h $(FUNCTION_H) toplev.h $(TM_P_H) \
-   except.h $(TREE_H) real.h $(FLAGS_H) $(MACHMODE_H) $(OBSTACK_H)
+   except.h $(TREE_H) $(REAL_H) $(FLAGS_H) $(MACHMODE_H) $(OBSTACK_H)
 rtlhooks.o :  rtlhooks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    rtlhooks-def.h $(EXPR_H) $(RECOG_H)
 postreload.o : postreload.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(RTL_H) real.h $(FLAGS_H) $(EXPR_H) $(OPTABS_H) reload.h $(REGS_H) \
+   $(RTL_H) $(REAL_H) $(FLAGS_H) $(EXPR_H) $(OPTABS_H) reload.h $(REGS_H) \
    hard-reg-set.h insn-config.h $(BASIC_BLOCK_H) $(RECOG_H) output.h \
    $(FUNCTION_H) toplev.h cselib.h $(TM_P_H) except.h $(TREE_H) $(MACHMODE_H) \
    $(OBSTACK_H) timevar.h tree-pass.h
 postreload-gcse.o : postreload-gcse.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(TM_H) $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) real.h insn-config.h \
+   $(TM_H) $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h \
    $(RECOG_H) $(EXPR_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h toplev.h \
    $(TM_P_H) except.h $(TREE_H) $(TARGET_H) $(HASHTAB_H) intl.h $(OBSTACK_H) \
-   $(PARAMS_H) timevar.h tree-pass.h
+   $(PARAMS_H) timevar.h tree-pass.h $(REAL_H)
 caller-save.o : caller-save.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(FLAGS_H) $(REGS_H) hard-reg-set.h insn-config.h $(BASIC_BLOCK_H) $(FUNCTION_H) \
    $(RECOG_H) reload.h $(EXPR_H) toplev.h $(TM_P_H)
@@ -2531,17 +2533,17 @@ sched-ebb.o : sched-ebb.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(PARAMS_H) $(CFGLAYOUT_H) $(TARGET_H) output.h
 sched-vis.o : sched-vis.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(SCHED_INT_H) hard-reg-set.h $(BASIC_BLOCK_H) $(OBSTACK_H) \
-   $(TM_P_H) real.h toplev.h tree-pass.h
+   $(TM_P_H) $(REAL_H) toplev.h tree-pass.h
 final.o : final.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) intl.h $(REGS_H) $(RECOG_H) conditions.h \
-   insn-config.h $(INSN_ATTR_H) $(FUNCTION_H) real.h output.h hard-reg-set.h \
+   insn-config.h $(INSN_ATTR_H) $(FUNCTION_H) output.h hard-reg-set.h \
    except.h debug.h xcoffout.h toplev.h reload.h dwarf2out.h tree-pass.h \
    $(BASIC_BLOCK_H) $(TM_P_H) $(TARGET_H) $(EXPR_H) $(CFGLAYOUT_H) dbxout.h \
-   timevar.h cgraph.h $(COVERAGE_H)
+   timevar.h cgraph.h $(COVERAGE_H) $(REAL_H)
 recog.o : recog.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(FUNCTION_H) $(BASIC_BLOCK_H) $(REGS_H) $(RECOG_H) $(EXPR_H) hard-reg-set.h \
-   $(FLAGS_H) insn-config.h $(INSN_ATTR_H) real.h toplev.h output.h reload.h \
-   $(TM_P_H) timevar.h tree-pass.h
+   $(FUNCTION_H) $(BASIC_BLOCK_H) $(REGS_H) $(RECOG_H) $(EXPR_H) \
+   $(FLAGS_H) insn-config.h $(INSN_ATTR_H) toplev.h output.h reload.h \
+   $(TM_P_H) timevar.h tree-pass.h hard-reg-set.h $(REAL_H)
 reg-stack.o : reg-stack.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(TREE_H) $(RECOG_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) \
    insn-config.h toplev.h reload.h $(FUNCTION_H) $(TM_P_H) $(GGC_H) \
@@ -2550,10 +2552,10 @@ reg-stack.o : reg-stack.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 sreal.o: sreal.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) sreal.h
 predict.o: predict.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) insn-config.h $(BASIC_BLOCK_H) $(REGS_H) \
-   hard-reg-set.h output.h toplev.h $(RECOG_H) $(FUNCTION_H) except.h $(EXPR_H) \
+   hard-reg-set.h output.h toplev.h $(RECOG_H) $(FUNCTION_H) except.h \
    $(TM_P_H) $(PREDICT_H) sreal.h $(PARAMS_H) $(TARGET_H) $(CFGLOOP_H) \
    $(COVERAGE_H) $(SCEV_H) $(GGC_H) predict.def $(TIMEVAR_H) $(TREE_DUMP_H) \
-   $(TREE_FLOW_H) tree-pass.h
+   $(TREE_FLOW_H) tree-pass.h $(EXPR_H)
 lists.o: lists.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) toplev.h \
    $(RTL_H) $(GGC_H) gt-lists.h
 bb-reorder.o : bb-reorder.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
@@ -2577,7 +2579,7 @@ regrename.o : regrename.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 ifcvt.o : ifcvt.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(REGS_H) toplev.h $(FLAGS_H) insn-config.h $(FUNCTION_H) $(RECOG_H) \
    $(TARGET_H) $(BASIC_BLOCK_H) $(EXPR_H) output.h except.h $(TM_P_H) \
-   real.h $(OPTABS_H) $(CFGLOOP_H) hard-reg-set.h timevar.h tree-pass.h
+   $(REAL_H) $(OPTABS_H) $(CFGLOOP_H) hard-reg-set.h timevar.h tree-pass.h
 lambda-mat.o : lambda-mat.c $(LAMBDA_H) $(GGC_H) $(SYSTEM_H) $(CONFIG_H) \
    $(TM_H) coretypes.h $(TREE_H) $(VARRAY_H)
 lambda-trans.o: lambda-trans.c $(LAMBDA_H) $(GGC_H) $(SYSTEM_H) $(CONFIG_H) \
@@ -2594,11 +2596,11 @@ pretty-print.o: $(CONFIG_H) $(SYSTEM_H) coretypes.h intl.h $(PRETTY_PRINT_H) \
    $(TREE_H)
 errors.o : errors.c $(CONFIG_H) $(SYSTEM_H) errors.h $(BCONFIG_H)
 
-$(out_object_file): $(out_file) $(CONFIG_H) coretypes.h $(TM_H) $(TREE_H) $(GGC_H) \
-   $(RTL_H) $(REGS_H) hard-reg-set.h real.h insn-config.h conditions.h \
+$(out_object_file): $(out_file) $(CONFIG_H) coretypes.h $(TM_H) $(TREE_H) \
+   $(RTL_H) $(REGS_H) hard-reg-set.h insn-config.h conditions.h \
    output.h $(INSN_ATTR_H) $(SYSTEM_H) toplev.h $(TARGET_H) libfuncs.h \
-   $(TARGET_DEF_H) $(FUNCTION_H) $(SCHED_INT_H) $(TM_P_H) $(EXPR_H) $(OPTABS_H) \
-   langhooks.h
+   $(TARGET_DEF_H) $(FUNCTION_H) $(SCHED_INT_H) $(TM_P_H) $(EXPR_H) \
+   langhooks.h $(GGC_H) $(OPTABS_H) $(REAL_H)
 	$(CC) -c $(ALL_CFLAGS) $(ALL_CPPFLAGS) \
 		$(out_file) $(OUTPUT_OPTION)
 
@@ -2649,37 +2651,38 @@ s-mddeps: $(md_file) $(MD_INCLUDES) build/genmddeps$(build_exeext)
 genrtl.o : genrtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)	$(RTL_H)\
   $(GGC_H)
 insn-attrtab.o : insn-attrtab.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
-  $(TM_H) $(RTL_H) $(REGS_H) real.h output.h $(INSN_ATTR_H)		\
+  $(TM_H) $(RTL_H) $(REGS_H) $(REAL_H) output.h $(INSN_ATTR_H)		\
   insn-config.h toplev.h $(RECOG_H) $(TM_P_H) $(FLAGS_H)
 insn-automata.o : insn-automata.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
-  $(TM_H) $(RTL_H) $(REGS_H) real.h output.h $(INSN_ATTR_H)		\
+  $(TM_H) $(RTL_H) $(REGS_H) $(REAL_H) output.h $(INSN_ATTR_H)		\
   insn-config.h toplev.h $(RECOG_H) $(TM_P_H) $(FLAGS_H)
 insn-emit.o : insn-emit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)	\
-  $(RTL_H) $(EXPR_H) real.h output.h insn-config.h $(OPTABS_H)		\
+  $(RTL_H) $(EXPR_H) $(REAL_H) output.h insn-config.h $(OPTABS_H)	\
   reload.h $(RECOG_H) toplev.h $(FUNCTION_H) $(FLAGS_H) hard-reg-set.h	\
   $(RESOURCE_H) $(TM_P_H) $(BASIC_BLOCK_H)
 insn-extract.o : insn-extract.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
   $(TM_H) $(RTL_H) toplev.h insn-config.h $(RECOG_H)
 insn-modes.o : insn-modes.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	$(TM_H) \
-  $(MACHMODE_H) real.h
+  $(MACHMODE_H) $(REAL_H)
 insn-opinit.o : insn-opinit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
   $(TM_H) $(RTL_H) insn-config.h $(FLAGS_H) $(RECOG_H) $(EXPR_H)	\
   $(OPTABS_H) reload.h
 insn-output.o : insn-output.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
-  $(TM_H) $(RTL_H) $(GGC_H) $(REGS_H) real.h conditions.h		\
+  $(TM_H) $(RTL_H) $(GGC_H) $(REGS_H) $(REAL_H) conditions.h		\
   hard-reg-set.h insn-config.h $(INSN_ATTR_H) $(EXPR_H) output.h	\
   $(RECOG_H) $(FUNCTION_H) toplev.h $(FLAGS_H) insn-codes.h $(TM_P_H)	\
   $(TARGET_H)
 insn-peep.o : insn-peep.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)	\
-  $(RTL_H) $(REGS_H) output.h real.h insn-config.h $(RECOG_H) except.h	\
-  $(FUNCTION_H) $(TM_P_H)
+  $(RTL_H) $(REGS_H) output.h insn-config.h $(RECOG_H) except.h		\
+  $(FUNCTION_H) $(TM_P_H) $(REAL_H)
 insn-preds.o : insn-preds.c $(CONFIG_H) $(SYSTEM_H) coretypes.h		\
-  $(TM_H) $(RTL_H) $(TREE_H) insn-config.h $(RECOG_H) real.h output.h	\
-  $(FLAGS_H) $(FUNCTION_H) hard-reg-set.h $(RESOURCE_H) $(TM_P_H)		\
-  toplev.h reload.h $(REGS_H)
+  $(TM_H) $(RTL_H) $(TREE_H) insn-config.h $(RECOG_H) output.h		\
+  $(FLAGS_H) $(FUNCTION_H) hard-reg-set.h $(RESOURCE_H) $(TM_P_H)	\
+  toplev.h reload.h $(REGS_H) $(REAL_H)
 insn-recog.o : insn-recog.c $(CONFIG_H) $(SYSTEM_H) coretypes.h		\
-  $(TM_H) $(RTL_H) insn-config.h $(RECOG_H) real.h output.h $(FLAGS_H)	\
-  $(FUNCTION_H) hard-reg-set.h $(RESOURCE_H) $(TM_P_H) toplev.h reload.h
+  $(TM_H) $(RTL_H) insn-config.h $(RECOG_H) output.h $(FLAGS_H)		\
+  $(FUNCTION_H) hard-reg-set.h $(RESOURCE_H) $(TM_P_H) toplev.h		\
+  reload.h $(REAL_H)
 
 # For each of the files generated by running a generator program over
 # the machine description, the following pair of static pattern rules
@@ -2908,12 +2911,12 @@ build/print-rtl.o: print-rtl.c $(BCONFIG_H) $(SYSTEM_H) coretypes.h	\
 build/read-rtl.o: read-rtl.c $(BCONFIG_H) $(SYSTEM_H) coretypes.h	\
   $(GTM_H) $(RTL_BASE_H) $(OBSTACK_H) $(HASHTAB_H) gensupport.h
 build/rtl.o: rtl.c $(BCONFIG_H) coretypes.h $(GTM_H) $(SYSTEM_H)	\
-  $(RTL_H) real.h $(GGC_H) errors.h
+  $(RTL_H) $(REAL_H) $(GGC_H) errors.h
 build/vec.o : vec.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) coretypes.h vec.h \
    $(GGC_H) toplev.h
 build/gencondmd.o : build/gencondmd.c $(BCONFIG_H) $(SYSTEM_H)		\
   coretypes.h $(GTM_H) insn-constants.h $(RTL_H) $(TM_P_H)		\
-  $(FUNCTION_H) $(REGS_H) $(RECOG_H) real.h output.h $(FLAGS_H)		\
+  $(FUNCTION_H) $(REGS_H) $(RECOG_H) $(REAL_H) output.h $(FLAGS_H)	\
   $(RESOURCE_H) toplev.h reload.h except.h
 
 # ...these are the programs themselves.
@@ -4033,7 +4036,7 @@ qmtest-gui: ${QMTEST_DIR}/context
 # Run Paranoia on real.c.
 
 paranoia.o: $(srcdir)/../contrib/paranoia.cc $(CONFIG_H) $(SYSTEM_H) \
-  real.h $(TREE_H)
+  $(REAL_H) $(TREE_H)
 	g++ -c $(ALL_CFLAGS) $(ALL_CPPFLAGS) $< $(OUTPUT_OPTION)
 
 paranoia: paranoia.o real.o $(LIBIBERTY)
diff --git a/gcc/tree-dump.c b/gcc/tree-dump.c
index 42c019f4062..d97dc83af13 100644
--- a/gcc/tree-dump.c
+++ b/gcc/tree-dump.c
@@ -1,5 +1,5 @@
 /* Tree-dumping functionality for intermediate representation.
-   Copyright (C) 1999, 2000, 2002, 2003, 2004, 2005
+   Copyright (C) 1999, 2000, 2002, 2003, 2004, 2005, 2006
    Free Software Foundation, Inc.
    Written by Mark Mitchell <mark@codesourcery.com>
 
@@ -32,6 +32,7 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
 #include "tree-pass.h"
 #include "langhooks.h"
 #include "tree-iterator.h"
+#include "real.h"
 
 static unsigned int queue (dump_info_p, tree, int);
 static void dump_index (dump_info_p, unsigned int);
@@ -179,6 +180,19 @@ dump_int (dump_info_p di, const char *field, int i)
   di->column += 14;
 }
 
+/* Dump the floating point value R, using FIELD to identify it.  */
+
+static void
+dump_real (dump_info_p di, const char *field, const REAL_VALUE_TYPE *r)
+{
+  char buf[32];
+  real_to_decimal (buf, r, sizeof (buf), 0, true);
+  dump_maybe_newline (di);
+  fprintf (di->stream, "%-4s: %s ", field, buf);
+  di->column += strlen (buf) + 7;
+}
+
+
 /* Dump the string S.  */
 
 void
@@ -531,6 +545,10 @@ dequeue_and_dump (dump_info_p di)
       dump_int (di, "lngt", TREE_STRING_LENGTH (t));
       break;
 
+    case REAL_CST:
+      dump_real (di, "valu", TREE_REAL_CST_PTR (t));
+      break;
+
     case TRUTH_NOT_EXPR:
     case ADDR_EXPR:
     case INDIRECT_REF: