[ob] Delete PROLOGUE_FIRSTLINE_OVERLAP

[ob] Delete PROLOGUE_FIRSTLINE_OVERLAP

[Andrew Cagney]

The reference to "convex" in a comment tipped me off.  The only 
definition was #if 0'ed out so I've simply deleted it.

Andrew

Re: [ob] Delete PROLOGUE_FIRSTLINE_OVERLAP

[Andrew Cagney]

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patch ...

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2003-11-22  Andrew Cagney  <cagney@redhat.com>

	* config/powerpc/tm-linux.h (PROLOGUE_FIRSTLINE_OVERLAP): Delete
	#if 0'ed macro.
	* infrun.c (step_into_function): Delete #ifdef
	PROLOGUE_FIRSTLINE_OVERLAP code.
	* symtab.c (find_function_start_sal): Ditto.

Index: infrun.c
===================================================================
RCS file: /cvs/src/src/gdb/infrun.c,v
retrieving revision 1.119
diff -u -r1.119 infrun.c
--- infrun.c	14 Nov 2003 21:22:42 -0000	1.119
+++ infrun.c	22 Nov 2003 15:57:29 -0000
@@ -2727,15 +2727,10 @@
   /* If the prologue ends in the middle of a source line, continue to
      the end of that source line (if it is still within the function).
      Otherwise, just go to end of prologue.  */
-#ifdef PROLOGUE_FIRSTLINE_OVERLAP
-  /* no, don't either.  It skips any code that's legitimately on the
-     first line.  */
-#else
   if (ecs->sal.end
       && ecs->sal.pc != ecs->stop_func_start
       && ecs->sal.end < ecs->stop_func_end)
     ecs->stop_func_start = ecs->sal.end;
-#endif
 
   if (ecs->stop_func_start == stop_pc)
     {
Index: symtab.c
===================================================================
RCS file: /cvs/src/src/gdb/symtab.c,v
retrieving revision 1.122
diff -u -r1.122 symtab.c
--- symtab.c	8 Nov 2003 00:13:03 -0000	1.122
+++ symtab.c	22 Nov 2003 15:57:46 -0000
@@ -2314,10 +2314,6 @@
     }
   sal = find_pc_sect_line (pc, SYMBOL_BFD_SECTION (sym), 0);
 
-#ifdef PROLOGUE_FIRSTLINE_OVERLAP
-  /* Convex: no need to suppress code on first line, if any */
-  sal.pc = pc;
-#else
   /* Check if SKIP_PROLOGUE left us in mid-line, and the next
      line is still part of the same function.  */
   if (sal.pc != pc
@@ -2330,7 +2326,6 @@
       sal = find_pc_sect_line (pc, SYMBOL_BFD_SECTION (sym), 0);
     }
   sal.pc = pc;
-#endif
 
   return sal;
 }
Index: config/powerpc/tm-linux.h
===================================================================
RCS file: /cvs/src/src/gdb/config/powerpc/tm-linux.h,v
retrieving revision 1.16
diff -u -r1.16 tm-linux.h
--- config/powerpc/tm-linux.h	6 Nov 2003 03:29:49 -0000	1.16
+++ config/powerpc/tm-linux.h	22 Nov 2003 15:57:47 -0000
@@ -43,13 +43,6 @@
 #define CANNOT_STORE_REGISTER(regno) ((regno) >= MQ_REGNUM)
 #endif
 
-#if 0 /* If skip_prologue() isn't too greedy, we don't need this */
-/* There is some problem with the debugging symbols generated by the
-   compiler such that the debugging symbol for the first line of a
-   function overlap with the function prologue.  */
-#define PROLOGUE_FIRSTLINE_OVERLAP
-#endif
-
 /* N_FUN symbols in shared libaries have 0 for their values and need
    to be relocated. */
 #define SOFUN_ADDRESS_MAYBE_MISSING