* mips.c: New file.

* Makefile.am (sources): Add mips.c.
(mips.o): New rule.
* Makefile.in: Regenerate.
* corefile.c: Update copyright years.
(find_call): Call mips_find_call for bfd_arch_mips.

gprof/ChangeLog

@@ -1,3 +1,12 @@
+2002-01-26  Jason Thorpe  <thorpej@wasabisystems.com>
+
+	* mips.c: New file.
+	* Makefile.am (sources): Add mips.c. 
+	(mips.o): New rule.
+	* Makefile.in: Regenerate. 
+	* corefile.c: Update copyright years.
+	(find_call): Call mips_find_call for bfd_arch_mips.
+
 2002-01-26  Nick Clifton  <nickc@cambridge.redhat.com>
 
 	* po/fr.po: Updated version.

gprof/Makefile.am

@@ -23,7 +23,7 @@ bin_PROGRAMS = gprof
 sources = basic_blocks.c call_graph.c cg_arcs.c cg_dfn.c \
 	cg_print.c corefile.c gmon_io.c gprof.c hertz.c hist.c source.c \
 	search_list.c symtab.c sym_ids.c utils.c \
-	i386.c alpha.c vax.c tahoe.c sparc.c
+	i386.c alpha.c vax.c tahoe.c sparc.c mips.c
 gprof_SOURCES = $(sources) flat_bl.c bsd_callg_bl.c fsf_callg_bl.c
 gprof_DEPENDENCIES = ../bfd/libbfd.la ../libiberty/libiberty.a $(INTLDEPS)
 gprof_LDADD = ../bfd/libbfd.la ../libiberty/libiberty.a $(INTLLIBS)
@@ -220,6 +220,11 @@ sparc.o: sparc.c gprof.h $(INCDIR)/ansidecl.h $(BFDDIR)/sysdep.h \
   gconfig.h $(INCDIR)/bin-bugs.h cg_arcs.h symtab.h ../bfd/bfd.h \
   $(INCDIR)/symcat.h source.h search_list.h corefile.h \
   hist.h
+mips.o: mips.c gprof.h $(INCDIR)/ansidecl.h $(BFDDIR)/sysdep.h \
+  ../bfd/config.h $(INCDIR)/fopen-same.h $(INCDIR)/filenames.h \
+  gconfig.h $(INCDIR)/bin-bugs.h cg_arcs.h symtab.h ../bfd/bfd.h \
+  $(INCDIR)/symcat.h source.h search_list.h corefile.h \
+  hist.h
 flat_bl.o: flat_bl.c
 bsd_callg_bl.o: bsd_callg_bl.c
 fsf_callg_bl.o: fsf_callg_bl.c

gprof/Makefile.in

@@ -123,7 +123,7 @@ bin_PROGRAMS = gprof
 sources = basic_blocks.c call_graph.c cg_arcs.c cg_dfn.c \
 	cg_print.c corefile.c gmon_io.c gprof.c hertz.c hist.c source.c \
 	search_list.c symtab.c sym_ids.c utils.c \
-	i386.c alpha.c vax.c tahoe.c sparc.c
+	i386.c alpha.c vax.c tahoe.c sparc.c mips.c
 
 gprof_SOURCES = $(sources) flat_bl.c bsd_callg_bl.c fsf_callg_bl.c
 gprof_DEPENDENCIES = ../bfd/libbfd.la ../libiberty/libiberty.a $(INTLDEPS)
@@ -167,8 +167,8 @@ cg_arcs.$(OBJEXT) cg_dfn.$(OBJEXT) cg_print.$(OBJEXT) \
 corefile.$(OBJEXT) gmon_io.$(OBJEXT) gprof.$(OBJEXT) hertz.$(OBJEXT) \
 hist.$(OBJEXT) source.$(OBJEXT) search_list.$(OBJEXT) symtab.$(OBJEXT) \
 sym_ids.$(OBJEXT) utils.$(OBJEXT) i386.$(OBJEXT) alpha.$(OBJEXT) \
-vax.$(OBJEXT) tahoe.$(OBJEXT) sparc.$(OBJEXT) flat_bl.$(OBJEXT) \
+vax.$(OBJEXT) tahoe.$(OBJEXT) sparc.$(OBJEXT) mips.$(OBJEXT) \
-bsd_callg_bl.$(OBJEXT) fsf_callg_bl.$(OBJEXT)
+flat_bl.$(OBJEXT) bsd_callg_bl.$(OBJEXT) fsf_callg_bl.$(OBJEXT)
 gprof_LDFLAGS = 
 CFLAGS = @CFLAGS@
 COMPILE = $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
@@ -883,6 +883,11 @@ sparc.o: sparc.c gprof.h $(INCDIR)/ansidecl.h $(BFDDIR)/sysdep.h \
   gconfig.h $(INCDIR)/bin-bugs.h cg_arcs.h symtab.h ../bfd/bfd.h \
   $(INCDIR)/symcat.h source.h search_list.h corefile.h \
   hist.h
+mips.o: mips.c gprof.h $(INCDIR)/ansidecl.h $(BFDDIR)/sysdep.h \
+  ../bfd/config.h $(INCDIR)/fopen-same.h $(INCDIR)/filenames.h \
+  gconfig.h $(INCDIR)/bin-bugs.h cg_arcs.h symtab.h ../bfd/bfd.h \
+  $(INCDIR)/symcat.h source.h search_list.h corefile.h \
+  hist.h
 flat_bl.o: flat_bl.c
 bsd_callg_bl.o: bsd_callg_bl.c
 fsf_callg_bl.o: fsf_callg_bl.c

gprof/corefile.c

@@ -1,6 +1,6 @@
 /* corefile.c
 
-   Copyright 2000, 2001 Free Software Foundation, Inc.
+   Copyright 2000, 2001, 2002 Free Software Foundation, Inc.
 
    This file is part of GNU Binutils.
 
@@ -48,6 +48,7 @@ extern void alpha_find_call PARAMS ((Sym *, bfd_vma, bfd_vma));
 extern void vax_find_call   PARAMS ((Sym *, bfd_vma, bfd_vma));
 extern void tahoe_find_call PARAMS ((Sym *, bfd_vma, bfd_vma));
 extern void sparc_find_call PARAMS ((Sym *, bfd_vma, bfd_vma));
+extern void mips_find_call  PARAMS ((Sym *, bfd_vma, bfd_vma));
 
 static void
 DEFUN (read_function_mappings, (filename), const char *filename)
@@ -261,6 +262,10 @@ DEFUN (find_call, (parent, p_lowpc, p_highpc),
       tahoe_find_call (parent, p_lowpc, p_highpc);
       break;
 
+    case bfd_arch_mips:
+      mips_find_call (parent, p_lowpc, p_highpc);
+      break;
+
     default:
       fprintf (stderr, _("%s: -c not supported on architecture %s\n"),
 	       whoami, bfd_printable_name(core_bfd));

gprof/mips.c

@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) 1983, 1998 Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that: (1) source distributions retain this entire copyright
+ * notice and comment, and (2) distributions including binaries display
+ * the following acknowledgement:  ``This product includes software
+ * developed by the University of California, Berkeley and its contributors''
+ * in the documentation or other materials provided with the distribution
+ * and in all advertising materials mentioning features or use of this
+ * software. Neither the name of the University nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+#include "gprof.h"
+#include "cg_arcs.h"
+#include "corefile.h"
+#include "hist.h"
+#include "symtab.h"
+
+static Sym indirect_child;
+
+void mips_find_call PARAMS ((Sym *, bfd_vma, bfd_vma));
+
+void
+mips_find_call (parent, p_lowpc, p_highpc)
+     Sym *parent;
+     bfd_vma p_lowpc;
+     bfd_vma p_highpc;
+{
+  bfd_vma pc, dest_pc;
+  unsigned int op;
+  int offset;
+  Sym *child;
+  static bool inited = FALSE;
+
+  if (!inited)
+    {
+      inited = TRUE;
+      sym_init (&indirect_child);
+      indirect_child.name = _("<indirect child>");
+      indirect_child.cg.prop.fract = 1.0;
+      indirect_child.cg.cyc.head = &indirect_child;
+    }
+
+  if (!core_text_space)
+    {
+      return;
+    }
+  if (p_lowpc < s_lowpc)
+    {
+      p_lowpc = s_lowpc;
+    }
+  if (p_highpc > s_highpc)
+    {
+      p_highpc = s_highpc;
+    }
+  DBG (CALLDEBUG, printf (_("[find_call] %s: 0x%lx to 0x%lx\n"),
+			  parent->name, (unsigned long) p_lowpc,
+			  (unsigned long) p_highpc));
+  for (pc = p_lowpc; pc < p_highpc; pc += 4)
+    {
+      op = bfd_get_32 (core_bfd, &((char *)core_text_space)[pc - s_lowpc]);
+      if ((op & 0xfc000000) == 0x0c000000)
+	{
+	  /* This is a "jal" instruction.  Check that the destination
+	     is the address of a function.  */
+	  DBG (CALLDEBUG,
+	       printf (_("[find_call] 0x%lx: jal"), (unsigned long) pc));
+          offset = (op & 0x03ffffff) << 2;
+	  dest_pc = (pc & ~0xfffffff) | offset;
+	  if (dest_pc >= s_lowpc && dest_pc <= s_highpc)
+	    {
+	      child = sym_lookup (&symtab, dest_pc);
+	      DBG (CALLDEBUG,
+		   printf (" 0x%lx\t; name=%s, addr=0x%lx",
+			   (unsigned long) dest_pc, child->name,
+			   (unsigned long) child->addr));
+	      if (child->addr == dest_pc)
+		{
+		  DBG (CALLDEBUG, printf ("\n"));
+		  /* a hit:  */
+		  arc_add (parent, child, (unsigned long) 0);
+		  continue;
+		}
+	    }
+	  /* Something funny going on.  */
+	  DBG (CALLDEBUG, printf ("\tbut it's a botch\n"));
+	}
+      else if ((op & 0xfc00f83f) == 0x0000f809)
+	{
+	  /* This is a "jalr" instruction (indirect call).  */
+	  DBG (CALLDEBUG,
+	       printf (_("[find_call] 0x%lx: jalr\n"), (unsigned long) pc));
+	  arc_add (parent, &indirect_child, (unsigned long) 0);
+	}
+    }
+}