gas cleanups
Ben Elliston
bje@au1.ibm.com
Thu Jan 20 23:56:00 GMT 2005
This patch removes all #if 0 blocks in the gas directory. Is there
anything here that really ought to be kept?
Sweep, sweep,
Ben
2005-01-21 Ben Elliston <bje@au.ibm.com>
* as.h: Remove #if 0'd code.
* atof-generic.c (atof_generic): Likewise.
* ecoff.c (ecoff_directive_frame): Likewise.
* frags.h (FRAG_APPEND_1_CHAR): Likewise.
* itbl-ops.c (itbl_add_reg): Likewise.
* listing.c (calc_hex): Likewise.
* read.c (MASK_CHAR): Likewise.
* subsegs.c (subsegs_print_statistics): Likewise.
* symbols.c (indent): Likewise.
* write.c (write_relocs): Likewise.
(write_object_file): Likewise.
(relax_frag): Likewise.
Index: as.h
===================================================================
RCS file: /home/bje/src-cvs/src/gas/as.h,v
retrieving revision 1.39
diff -u -p -r1.39 as.h
--- as.h 17 Aug 2004 12:19:55 -0000 1.39
+++ as.h 20 Jan 2005 23:55:23 -0000
@@ -104,26 +104,9 @@ extern void *alloca ();
#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6)
#define __PRETTY_FUNCTION__ ((char*)0)
#endif
-#if 0
-
-/* Handle lossage with assert.h. */
-#ifndef BROKEN_ASSERT
-#include <assert.h>
-#else /* BROKEN_ASSERT */
-#ifndef NDEBUG
-#define assert(p) ((p) ? 0 : (as_assert (__FILE__, __LINE__, __PRETTY_FUNCTION__), 0))
-#else
-#define assert(p) ((p), 0)
-#endif
-#endif /* BROKEN_ASSERT */
-
-#else
-
#define assert(P) ((P) ? 0 : (as_assert (__FILE__, __LINE__, __PRETTY_FUNCTION__), 0))
#undef abort
#define abort() as_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__)
-
-#endif
/* Now GNU header files... */
#include "ansidecl.h"
Index: atof-generic.c
===================================================================
RCS file: /home/bje/src-cvs/src/gas/atof-generic.c,v
retrieving revision 1.8
diff -u -p -r1.8 atof-generic.c
--- atof-generic.c 21 Nov 2003 01:52:16 -0000 1.8
+++ atof-generic.c 20 Jan 2005 23:55:23 -0000
@@ -324,19 +324,10 @@ atof_generic (/* return pointer to just
+ 1); /* Number of destination littlenums. */
/* Includes guard bits (two littlenums worth) */
-#if 0 /* The integer version below is very close, and it doesn't
- require floating point support (which is currently buggy on
- the Alpha). */
- maximum_useful_digits = (((double) (precision - 2))
- * ((double) (LITTLENUM_NUMBER_OF_BITS))
- / (LOG_TO_BASE_2_OF_10))
- + 2; /* 2 :: guard digits. */
-#else
maximum_useful_digits = (((precision - 2))
* ( (LITTLENUM_NUMBER_OF_BITS))
* 1000000 / 3321928)
+ 2; /* 2 :: guard digits. */
-#endif
if (number_of_digits_available > maximum_useful_digits)
{
@@ -353,13 +344,8 @@ atof_generic (/* return pointer to just
decimal_exponent += ((long) number_of_digits_before_decimal
- (long) number_of_digits_to_use);
-#if 0
- more_than_enough_bits_for_digits
- = ((((double) number_of_digits_to_use) * LOG_TO_BASE_2_OF_10) + 1);
-#else
more_than_enough_bits_for_digits
= (number_of_digits_to_use * 3321928 / 1000000 + 1);
-#endif
more_than_enough_littlenums_for_digits
= (more_than_enough_bits_for_digits
Index: ecoff.c
===================================================================
RCS file: /home/bje/src-cvs/src/gas/ecoff.c,v
retrieving revision 1.18
diff -u -p -r1.18 ecoff.c
--- ecoff.c 29 Apr 2004 05:14:21 -0000 1.18
+++ ecoff.c 20 Jan 2005 23:55:23 -0000
@@ -3185,14 +3185,7 @@ ecoff_directive_frame (int ignore ATTRIB
cur_proc_ptr->pdr.pcreg = tc_get_register (0);
-#if 0
- /* Alpha-OSF1 adds "the offset of saved $a0 from $sp", according to
- Sandro. I don't yet know where this value should be stored, if
- anywhere. */
- demand_empty_rest_of_line ();
-#else
s_ignore (42);
-#endif
}
/* Parse .mask directives. */
Index: frags.h
===================================================================
RCS file: /home/bje/src-cvs/src/gas/frags.h,v
retrieving revision 1.16
diff -u -p -r1.16 frags.h
--- frags.h 2 Jul 2004 06:40:19 -0000 1.16
+++ frags.h 20 Jan 2005 23:55:23 -0000
@@ -119,22 +119,8 @@ COMMON fragS zero_address_frag;
/* For local common (N_BSS segment) fixups. */
COMMON fragS bss_address_frag;
-#if 0
-/* A macro to speed up appending exactly 1 char to current frag. */
-/* JF changed < 1 to <= 1 to avoid a race condition. */
-#define FRAG_APPEND_1_CHAR(datum) \
-{ \
- if (obstack_room (&frags) <= 1) \
- { \
- frag_wane (frag_now); \
- frag_new (0); \
- } \
- obstack_1grow (&frags, datum); \
-}
-#else
extern void frag_append_1_char (int);
#define FRAG_APPEND_1_CHAR(X) frag_append_1_char (X)
-#endif
void frag_init (void);
fragS *frag_alloc (struct obstack *);
Index: itbl-ops.c
===================================================================
RCS file: /home/bje/src-cvs/src/gas/itbl-ops.c,v
retrieving revision 1.13
diff -u -p -r1.13 itbl-ops.c
--- itbl-ops.c 24 Nov 2003 03:37:58 -0000 1.13
+++ itbl-ops.c 20 Jan 2005 23:55:23 -0000
@@ -204,18 +204,6 @@ struct itbl_entry *
itbl_add_reg (int yyprocessor, int yytype, char *regname,
int regnum)
{
-#if 0
-#include "as.h"
-#include "symbols.h"
- /* Since register names don't have a prefix, we put them in the symbol table so
- they can't be used as symbols. This also simplifies argument parsing as
- we can let gas parse registers for us. The recorded register number is
- regnum. */
- /* Use symbol_create here instead of symbol_new so we don't try to
- output registers into the object file's symbol table. */
- symbol_table_insert (symbol_create (regname, reg_section,
- regnum, &zero_address_frag));
-#endif
return alloc_entry (get_processor (yyprocessor), get_type (yytype), regname,
(unsigned long) regnum);
}
Index: listing.c
===================================================================
RCS file: /home/bje/src-cvs/src/gas/listing.c,v
retrieving revision 1.25
diff -u -p -r1.25 listing.c
--- listing.c 19 Dec 2003 15:23:40 -0000 1.25
+++ listing.c 20 Jan 2005 23:55:23 -0000
@@ -613,10 +613,6 @@ calc_hex (list_info_type *list)
sprintf (data_buffer + data_buffer_size,
"%02X",
(frag_ptr->fr_literal[var_rep_idx]) & 0xff);
-#if 0
- data_buffer[data_buffer_size++] = '*';
- data_buffer[data_buffer_size++] = '*';
-#endif
data_buffer_size += 2;
var_rep_idx++;
Index: read.c
===================================================================
RCS file: /home/bje/src-cvs/src/gas/read.c,v
retrieving revision 1.86
diff -u -p -r1.86 read.c
--- read.c 20 Jan 2005 06:46:41 -0000 1.86
+++ read.c 20 Jan 2005 23:55:23 -0000
@@ -20,14 +20,10 @@ along with GAS; see the file COPYING. I
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
-#if 0
-/* If your chars aren't 8 bits, you will change this a bit.
+/* If your chars aren't 8 bits, you will change this a bit (eg. to 0xFF).
But then, GNU isn't spozed to run on your machine anyway.
(RMS is so shortsighted sometimes.) */
-#define MASK_CHAR (0xFF)
-#else
#define MASK_CHAR ((int)(unsigned char) -1)
-#endif
/* This is the largest known floating point format (for now). It will
grow when we do 4361 style flonums. */
Index: subsegs.c
===================================================================
RCS file: /home/bje/src-cvs/src/gas/subsegs.c,v
retrieving revision 1.17
diff -u -p -r1.17 subsegs.c
--- subsegs.c 19 Jul 2004 19:15:43 -0000 1.17
+++ subsegs.c 20 Jan 2005 23:55:23 -0000
@@ -616,27 +616,6 @@ subsegs_print_statistics (FILE *file)
for (fragp = frchp->frch_root; fragp; fragp = fragp->fr_next)
{
-#if 0
- switch (fragp->fr_type)
- {
- case rs_fill:
- fprintf (file, "f"); break;
- case rs_align:
- fprintf (file, "a"); break;
- case rs_align_code:
- fprintf (file, "c"); break;
- case rs_org:
- fprintf (file, "o"); break;
- case rs_machine_dependent:
- fprintf (file, "m"); break;
- case rs_space:
- fprintf (file, "s"); break;
- case 0:
- fprintf (file, "0"); break;
- default:
- fprintf (file, "?"); break;
- }
-#endif
count++;
}
fprintf (file, "\n");
Index: symbols.c
===================================================================
RCS file: /home/bje/src-cvs/src/gas/symbols.c,v
retrieving revision 1.53
diff -u -p -r1.53 symbols.c
--- symbols.c 9 Nov 2004 01:01:17 -0000 1.53
+++ symbols.c 20 Jan 2005 23:55:23 -0000
@@ -2370,16 +2370,6 @@ int indent_level;
Available for modification inside a gdb session. */
int max_indent_level = 8;
-#if 0
-
-static void
-indent (void)
-{
- printf ("%*s", indent_level * 4, "");
-}
-
-#endif
-
void
print_symbol_value_1 (FILE *file, symbolS *sym)
{
Index: write.c
===================================================================
RCS file: /home/bje/src-cvs/src/gas/write.c,v
retrieving revision 1.80
diff -u -p -r1.80 write.c
--- write.c 10 Jan 2005 17:22:49 -0000 1.80
+++ write.c 20 Jan 2005 23:55:23 -0000
@@ -942,13 +942,6 @@ write_relocs (bfd *abfd, asection *sec,
continue;
}
-#if 0
- /* This test is triggered inappropriately for the SH. */
- if (fixp->fx_where + fixp->fx_size
- > fixp->fx_frag->fr_fix + fixp->fx_frag->fr_offset)
- abort ();
-#endif
-
s = bfd_install_relocation (stdoutput, reloc,
fixp->fx_frag->fr_literal,
fixp->fx_frag->fr_address,
@@ -1929,13 +1922,6 @@ write_object_file (void)
if (S_IS_DEFINED (symp) == 0
&& S_GET_VALUE (symp) != 0)
S_SET_SEGMENT (symp, bfd_com_section_ptr);
-#if 0
- printf ("symbol `%s'\n\t@%x: value=%d flags=%x seg=%s\n",
- S_GET_NAME (symp), symp,
- S_GET_VALUE (symp),
- symbol_get_bfdsym (symp)->flags,
- segment_name (S_GET_SEGMENT (symp)));
-#endif
#ifdef obj_frob_symbol
obj_frob_symbol (symp, punt);
@@ -2083,14 +2069,10 @@ relax_frag (segT segment, fragS *fragP,
#ifdef TC_PCREL_ADJUST
/* Currently only the ns32k family needs this. */
aim += TC_PCREL_ADJUST (fragP);
-/* #else */
- /* This machine doesn't want to use pcrel_adjust.
- In that case, pcrel_adjust should be zero. */
-#if 0
- assert (fragP->fr_targ.ns32k.pcrel_adjust == 0);
#endif
-#endif
-#ifdef md_prepare_relax_scan /* formerly called M68K_AIM_KLUDGE */
+
+#ifdef md_prepare_relax_scan
+ /* Formerly called M68K_AIM_KLUDGE. */
md_prepare_relax_scan (fragP, address, aim, this_state, this_type);
#endif
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