final.c (FIRST_INSN_ADDRESS): Remove.

	* final.c (FIRST_INSN_ADDRESS): Remove.
	(shorten_branches): Don't use FIRST_INSN_ADDRESS.
	* system.h (FIRST_INSN_ADDRESS): Poison.
	* config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
	* config/m32r/m32r-protos.h: Remove the prototype for
	m32r_first_insn_address.
	* config/m32r/m32r.c (m32r_first_insn_address): Remove.
	* config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
	* doc/md.texi (FIRST_INSN_ADDRESS): Likewise.

From-SVN: r75584

gcc/ChangeLog

+2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* final.c (FIRST_INSN_ADDRESS): Remove.
+	(shorten_branches): Don't use FIRST_INSN_ADDRESS.
+	* system.h (FIRST_INSN_ADDRESS): Poison.
+	* config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
+	* config/m32r/m32r-protos.h: Remove the prototype for
+	m32r_first_insn_address.
+	* config/m32r/m32r.c (m32r_first_insn_address): Remove.
+	* config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
+	* doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
+
 2004-01-09  J. Brobecker  <brobecker@gnat.com>
 
 	* dwarf2out.c (gen_enumeration_type_die): Return the DIE that

gcc/config/avr/avr.h

@@ -2301,11 +2301,6 @@ extern int avr_case_values_threshold;
 #define FUNCTION_PROFILER(FILE, LABELNO)  \
   fprintf (FILE, "/* profiler %d */", (LABELNO))
 
-/* `FIRST_INSN_ADDRESS'
-   When the `length' insn attribute is used, this macro specifies the
-   value to be assigned to the address of the first insn in a
-   function.  If not specified, 0 is used.  */
-
 #define ADJUST_INSN_LENGTH(INSN, LENGTH) (LENGTH =\
 					  adjust_insn_length (INSN, LENGTH))
 /* If defined, modifies the length assigned to instruction INSN as a

gcc/config/m32r/m32r-protos.h

@@ -27,7 +27,6 @@ extern void   sdata_section (void);
 extern void   m32r_init (void);
 extern void   m32r_init_expanders (void);
 extern unsigned m32r_compute_frame_size (int);
-extern int    m32r_first_insn_address (void);
 extern void   m32r_expand_prologue (void);
 extern void   m32r_finalize_pic (void);
 extern int    direct_return (void);

gcc/config/m32r/m32r.c

@@ -1887,19 +1887,6 @@ m32r_compute_frame_size (int size)	/* # of var. bytes allocated.  */
   return total_size;
 }
 
-/* When the `length' insn attribute is used, this macro specifies the
-   value to be assigned to the address of the first insn in a
-   function.  If not specified, 0 is used.  */
-
-int
-m32r_first_insn_address (void)
-{
-  if (! current_frame_info.initialized)
-    m32r_compute_frame_size (get_frame_size ());
-
-  return 0;
-}
-
 /* The table we use to reference PIC data.  */
 static rtx global_offset_table;
                                                                                 

gcc/config/m32r/m32r.h

@@ -1510,12 +1510,6 @@ L2:     .word STATIC
    itself with an explicit address than to call an address kept in a
    register.  */
 #define NO_RECURSIVE_FUNCTION_CSE
-
-/* When the `length' insn attribute is used, this macro specifies the
-   value to be assigned to the address of the first insn in a
-   function.  If not specified, 0 is used.  */
-#define FIRST_INSN_ADDRESS m32r_first_insn_address ()
-
 
 /* Section selection.  */
 

gcc/doc/md.texi

@@ -5289,12 +5289,6 @@ Lengths are measured in addressable storage units (bytes).
 The following macros can be used to refine the length computation:
 
 @table @code
-@findex FIRST_INSN_ADDRESS
-@item FIRST_INSN_ADDRESS
-When the @code{length} insn attribute is used, this macro specifies the
-value to be assigned to the address of the first insn in a function.  If
-not specified, 0 is used.
-
 @findex ADJUST_INSN_LENGTH
 @item ADJUST_INSN_LENGTH (@var{insn}, @var{length})
 If defined, modifies the length assigned to instruction @var{insn} as a

gcc/final.c

@@ -736,12 +736,6 @@ compute_alignments (void)
 /* Make a pass over all insns and compute their actual lengths by shortening
    any branches of variable length if possible.  */
 
-/* Give a default value for the lowest address in a function.  */
-
-#ifndef FIRST_INSN_ADDRESS
-#define FIRST_INSN_ADDRESS 0
-#endif
-
 /* shorten_branches might be called multiple times:  for example, the SH
    port splits out-of-range conditional branches in MACHINE_DEPENDENT_REORG.
    In order to do this, it needs proper length information, which it obtains
@@ -971,7 +965,7 @@ shorten_branches (rtx first ATTRIBUTE_UNUSED)
 #endif /* CASE_VECTOR_SHORTEN_MODE */
 
   /* Compute initial lengths, addresses, and varying flags for each insn.  */
-  for (insn_current_address = FIRST_INSN_ADDRESS, insn = first;
+  for (insn_current_address = 0, insn = first;
        insn != 0;
        insn_current_address += insn_lengths[uid], insn = NEXT_INSN (insn))
     {
@@ -1072,7 +1066,7 @@ shorten_branches (rtx first ATTRIBUTE_UNUSED)
     {
       something_changed = 0;
       insn_current_align = MAX_CODE_ALIGN - 1;
-      for (insn_current_address = FIRST_INSN_ADDRESS, insn = first;
+      for (insn_current_address = 0, insn = first;
 	   insn != 0;
 	   insn = NEXT_INSN (insn))
 	{

gcc/system.h

@@ -621,7 +621,8 @@ typedef char _Bool;
 	EXIT_BODY OBJECT_FORMAT_ROSE MULTIBYTE_CHARS MAP_CHARACTER	   \
 	LIBGCC_NEEDS_DOUBLE FINAL_PRESCAN_LABEL DEFAULT_CALLER_SAVES	   \
 	LOAD_ARGS_REVERSED MAX_INTEGER_COMPUTATION_MODE			   \
-	CONVERT_HARD_REGISTER_TO_SSA_P ASM_OUTPUT_MAIN_SOURCE_FILENAME
+	CONVERT_HARD_REGISTER_TO_SSA_P ASM_OUTPUT_MAIN_SOURCE_FILENAME	   \
+	FIRST_INSN_ADDRESS
 
 /* Hooks that are no longer used.  */
  #pragma GCC poison LANG_HOOKS_FUNCTION_MARK LANG_HOOKS_FUNCTION_FREE	\