*** empty log message ***

From-SVN: r361

gcc/config/i386/sun.h

@@ -33,12 +33,12 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #define STARTFILE_SPEC  \
   "%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}"
 
-#define LIB_SPEC "%{g:-lg} %{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}\
+#define LIB_SPEC "%{g:-lg} %{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p} \
 %{g:-lg} %{sun386:}"
 /* That last item is just to prevent a spurious error.  */
 
 #undef LINK_SPEC
-#define LINK_SPEC "%{!e*:-e _start} -dc -dp %{g:-Bstatic} %{static:-Bstatic}"
+#define LINK_SPEC "%{!e*:-e _start} -dc -dp %{static:-Bstatic}"
 
 /* Extra switches to give the assembler.  */
 

gcc/config/m68k/sun3.h

@@ -152,12 +152,9 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #endif
 #endif
 
-/* Provide required defaults for linker -e and -d switches.
-   Also, it is hard to debug with shared libraries,
-   so don't use them if going to debug.  */
+/* Provide required defaults for linker -e and -d switches.  */
 
-#define LINK_SPEC "%{!e*:-e start} -dc -dp %{g:-Bstatic} %{static:-Bstatic} \
-  %{assert*}"
+#define LINK_SPEC "%{!e*:-e start} -dc -dp %{static:-Bstatic} %{assert*}"
 
 /* Every structure or union's size must be a multiple of 2 bytes.  */
 

gcc/config/mips/news4.h

@@ -19,42 +19,34 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 #define MIPS_NEWS
 
-#define CPP_PREDEFINES "-Dr3000 -Dnews3700 -DLANGUAGE_C -DMIPSEB -DSYSTYPE_BSD -Dsony_news -Dsony -Dunix -Dmips -Dhost_mips"
-
-#define ASM_SPEC	"%{!mgas:					\
-				%{!mrnames: -nocpp}			\
-			 	%{pipe:%e:-pipe not supported}		\
-				%{EB} %{!EB:-EB}			\
-				%{EL: %e-EL not supported}		\
-				%{O:-O2} %{O1:-O2} %{O2:-O2} %{O3:-O3}	\
-				%{g} %{g1} %{g2} %{g3} %{g0} %{v} %{K}	\
-			 %{G*}"
-
-#define CPP_SPEC	"-I/usr/include2.0				\
-			 %{.S:	-D__LANGUAGE_ASSEMBLY__			\
-				-D_LANGUAGE_ASSEMBLY			\
-				%{!ansi:-DLANGUAGE_ASSEMBLY}}		\
-			 %{.cc:	-D__LANGUAGE_C_PLUS_PLUS__		\
-				-D_LANGUAGE_C_PLUS_PLUS			\
-				%{!ansi:-DLANGUAGE_C_PLUS_PLUS}}	\
-			 %{.cxx:-D__LANGUAGE_C_PLUS_PLUS__		\
-				-D_LANGUAGE_C_PLUS_PLUS			\
-				%{!ansi:-DLANGUAGE_C_PLUS_PLUS}}	\
-			 %{.C:	-D__LANGUAGE_C_PLUS_PLUS__		\
-				-D_LANGUAGE_C_PLUS_PLUS			\
-				%{!ansi:-DLANGUAGE_C_PLUS_PLUS}}	\
-			 %{.m:	-D__LANGUAGE_OBJECTIVE_C__		\
-				-D_LANGUAGE_OBJECTIVE_C			\
-				%{!ansi:-DLANGUAGE_OBJECTIVE_C}}	\
-			 %{!.S: -D__LANGUAGE_C__			\
-				-D_LANGUAGE_C				\
-				%{!ansi:-DLANGUAGE_C}}"
-
-#define LINK_SPEC	"%{G*}						\
-			 %{!mgas:					\
-				%{EB} %{!EB:-EB}			\
-				%{EL: %e-EL not supported}		\
-				%{bestGnum}}"
+#define CPP_PREDEFINES "-Dr3000 -Dnews3700 -DLANGUAGE_C -DMIPSEB -DSYSTYPE_BSD \
+-Dsony_news -Dsony -Dunix -Dmips -Dhost_mips"
+
+#define ASM_SPEC "\
+%{!mgas: \
+	%{!mrnames: -nocpp} \
+	%{pipe:%e:-pipe not supported} \
+	%{EB} %{!EB:-EB} \
+	%{EL: %e-EL not supported} \
+	%{O:-O2} %{O1:-O2} %{O2:-O2} %{O3:-O3} \
+	%{g} %{g1} %{g2} %{g3} %{g0} %{v} %{K} \
+	%{G*}}"
+
+#define CPP_SPEC "\
+%{!nostdinc: -I/usr/include2.0} \
+%{.cc:	-D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
+%{.cxx:	-D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
+%{.C:	-D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
+%{.m:	-D__LANGUAGE_OBJECTIVE_C -D_LANGUAGE_OBJECTIVE_C} \
+%{.S:	-D__LANGUAGE_ASSEMBLY -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
+%{!.S:	-D__LANGUAGE_C -D_LANGUAGE_C %{!ansi:-DLANGUAGE_C}}"
+
+#define LINK_SPEC "\
+%{G*} \
+%{!mgas: \
+	%{EB} %{!EB:-EB} \
+	%{EL: %e-EL not supported} \
+	%{bestGnum}}"
 
 #define LIB_SPEC "%{p:-lprof1} %{pg:-lprof1} -lc"
 

gcc/config/sparc/sparc.h

@@ -23,9 +23,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 #define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p} %{g:-lg}"
 
-/* Provide required defaults for linker -e and -d switches.
-   Also, it is hard to debug with shared libraries,
-   so don't use them if going to debug.  */
+/* Provide required defaults for linker -e and -d switches.  */
 
 #define LINK_SPEC "%{!e*:-e start} -dc -dp %{static:-Bstatic} %{assert*}"
 
@@ -43,14 +41,13 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #define WCHAR_TYPE "short unsigned int"
 #define WCHAR_TYPE_SIZE 16
 
-/* Omit frame pointer and enable caller-saves at high optimization levels.  */
-
+/* Omit frame pointer at high optimization levels.  */
+  
 #define OPTIMIZATION_OPTIONS(OPTIMIZE) \
 {  								\
   if (OPTIMIZE >= 2) 						\
     {								\
       flag_omit_frame_pointer = 1;				\
-      flag_caller_saves = 1;					\
     }								\
 }
 

gcc/reorg.c

@@ -2204,8 +2204,12 @@ mark_target_live_regs (target, res)
   /* If we hit an unconditional branch, we have another way of finding out
      what is live: we can see what is live at the branch target and include
      anything used but not set before the branch.  The only things that are
-     live are those that are live using the above test and the test below.  */
-  if (jump_insn)
+     live are those that are live using the above test and the test below.
+
+     Don't try this if we expired our jump count above, since that would
+     mean there may be an infinite loop in the function being compiled.  */
+
+  if (jump_insn && jump_count < 10)
     {
       rtx jump_target = (GET_CODE (jump_insn) == INSN
 			 ? JUMP_LABEL (XVECEXP (PATTERN (jump_insn), 0, 0))