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authorAlan Modra <amodra@gmail.com>2002-11-21 11:43:40 +0000
committerAlan Modra <amodra@gmail.com>2002-11-21 11:43:40 +0000
commit5f8075fa818246f857f4edc70df880e0cb9203d9 (patch)
treee6424af18624024a82bda84f602c6a49e2ee80b7 /gas/config/tc-mcore.c
parent5ff3743120dac75a0f2fcb0e7b4a62dc4ca279a9 (diff)
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* config/tc-mcore.c (mcore_pool_count): New function.
(mcore_cons, mcore_float_cons, mcore_stringer, mcore_fill): Use it.
Diffstat (limited to 'gas/config/tc-mcore.c')
-rw-r--r--gas/config/tc-mcore.c158
1 files changed, 60 insertions, 98 deletions
diff --git a/gas/config/tc-mcore.c b/gas/config/tc-mcore.c
index 41e958d..00e2648 100644
--- a/gas/config/tc-mcore.c
+++ b/gas/config/tc-mcore.c
@@ -37,6 +37,7 @@
/* Forward declarations for dumb compilers. */
static void mcore_s_literals PARAMS ((int));
+static void mcore_pool_count PARAMS ((void (*) (int), int));
static void mcore_cons PARAMS ((int));
static void mcore_float_cons PARAMS ((int));
static void mcore_stringer PARAMS ((int));
@@ -228,23 +229,36 @@ mcore_s_literals (ignore)
demand_empty_rest_of_line ();
}
+/* Perform FUNC (ARG), and track number of bytes added to frag. */
+
static void
-mcore_cons (nbytes)
- int nbytes;
+mcore_pool_count (func, arg)
+ void (*func) PARAMS ((int));
+ int arg;
{
- if (now_seg == text_section)
- {
- char * ptr = input_line_pointer;
- int commas = 1;
+ const fragS *curr_frag = frag_now;
+ offsetT added = -frag_now_fix_octets ();
- /* Count the number of commas on the line. */
- while (! is_end_of_line [(unsigned char) * ptr])
- commas += * ptr ++ == ',';
+ (*func) (arg);
- poolspan += nbytes * commas;
+ while (curr_frag != frag_now)
+ {
+ added += curr_frag->fr_fix;
+ curr_frag = curr_frag->fr_next;
}
- cons (nbytes);
+ added += frag_now_fix_octets ();
+ poolspan += added;
+}
+
+static void
+mcore_cons (nbytes)
+ int nbytes;
+{
+ if (now_seg == text_section)
+ mcore_pool_count (cons, nbytes);
+ else
+ cons (nbytes);
/* In theory we ought to call check_literals (2,0) here in case
we need to dump the literal table. We cannot do this however,
@@ -258,25 +272,9 @@ mcore_float_cons (float_type)
int float_type;
{
if (now_seg == text_section)
- {
- char * ptr = input_line_pointer;
- int commas = 1;
-
-#ifdef REPEAT_CONS_EXPRESSIONS
-#error REPEAT_CONS_EXPRESSIONS not handled
-#endif
-
- /* Count the number of commas on the line. */
- while (! is_end_of_line [(unsigned char) * ptr])
- commas += * ptr ++ == ',';
-
- /* We would like to compute "hex_float (float_type) * commas"
- but hex_float is not exported from read.c */
- float_type == 'f' ? 4 : (float_type == 'd' ? 8 : 12);
- poolspan += float_type * commas;
- }
-
- float_cons (float_type);
+ mcore_pool_count (float_cons, float_type);
+ else
+ float_cons (float_type);
/* See the comment in mcore_cons () about calling check_literals.
It is unlikely that a switch table will be constructed using
@@ -290,23 +288,9 @@ mcore_stringer (append_zero)
int append_zero;
{
if (now_seg == text_section)
- {
- char * ptr = input_line_pointer;
-
- /* In theory we should compute how many bytes are going to
- be occupied by the string(s) and add this to the poolspan.
- To keep things simple however, we just add the number of
- bytes left on the current line. This will be an over-
- estimate, which is OK, and automatically allows for the
- appending a zero byte, since the real string(s) is/are
- required to be enclosed in double quotes. */
- while (! is_end_of_line [(unsigned char) * ptr])
- ptr ++;
-
- poolspan += ptr - input_line_pointer;
- }
-
- stringer (append_zero);
+ mcore_pool_count (stringer, append_zero);
+ else
+ stringer (append_zero);
/* We call check_literals here in case a large number of strings are
being placed into the text section with a sequence of stringer
@@ -321,31 +305,9 @@ mcore_fill (unused)
int unused;
{
if (now_seg == text_section)
- {
- char * str = input_line_pointer;
- int size = 1;
- int repeat;
-
- repeat = atoi (str);
-
- /* Look to see if a size has been specified. */
- while (*str != '\n' && *str != 0 && *str != ',')
- ++ str;
-
- if (* str == ',')
- {
- size = atoi (str + 1);
-
- if (size > 8)
- size = 8;
- else if (size < 0)
- size = 0;
- }
-
- poolspan += size * repeat;
- }
-
- s_fill (unused);
+ mcore_pool_count (s_fill, unused);
+ else
+ s_fill (unused);
check_literals (2, 0);
}
@@ -460,8 +422,8 @@ log2 (val)
int log = -1;
while (val != 0)
{
- log ++;
- val >>= 1;
+ log ++;
+ val >>= 1;
}
return log;
@@ -615,9 +577,9 @@ parse_psrmod (s, reg)
{
if (! strncmp (psrmods[i].name, buf, 2))
{
- * reg = psrmods[i].value;
+ * reg = psrmods[i].value;
- return s + 2;
+ return s + 2;
}
}
@@ -770,11 +732,11 @@ enter_literal (e, ispcrel)
if (poolsize >= MAX_POOL_SIZE - 2)
{
/* The literal pool is as full as we can handle. We have
- to be 2 entries shy of the 1024/4=256 entries because we
- have to allow for the branch (2 bytes) and the alignment
- (2 bytes before the first insn referencing the pool and
- 2 bytes before the pool itself) == 6 bytes, rounds up
- to 2 entries. */
+ to be 2 entries shy of the 1024/4=256 entries because we
+ have to allow for the branch (2 bytes) and the alignment
+ (2 bytes before the first insn referencing the pool and
+ 2 bytes before the pool itself) == 6 bytes, rounds up
+ to 2 entries. */
dump_literals (1);
}
@@ -1016,7 +978,7 @@ md_assemble (str)
inst |= reg;
output = frag_more (2);
/* In a sifilter mode, we emit this insn 2 times,
- fixes problem of an interrupt during a jmp.. */
+ fixes problem of an interrupt during a jmp.. */
if (sifilter_mode)
{
output[0] = INST_BYTE0 (inst);
@@ -1391,7 +1353,7 @@ md_assemble (str)
{
/* parse_rt calls frag_more() for us. */
input_line_pointer = parse_rt (op_end + 1, & output, 0, 0);
- op_end = input_line_pointer;
+ op_end = input_line_pointer;
}
else
{
@@ -1831,7 +1793,7 @@ md_parse_option (c, arg)
else if (streq (arg, "340"))
cpu = M340;
else
- as_warn (_("unrecognised cpu type '%s'"), arg);
+ as_warn (_("unrecognised cpu type '%s'"), arg);
break;
case OPTION_EB: target_big_endian = 1; break;
@@ -2161,7 +2123,7 @@ md_apply_fix3 (fixP, valP, segment)
case BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2:
/* Conditional linker map jsri to bsr. */
/* If its a local target and close enough, fix it.
- NB: >= -2k for backwards bsr; < 2k for forwards... */
+ NB: >= -2k for backwards bsr; < 2k for forwards... */
if (fixP->fx_addsy == 0 && val >= -2048 && val < 2048)
{
long nval = (val / 2) & 0x7ff;
@@ -2371,19 +2333,19 @@ tc_gen_reloc (section, fixp)
default:
switch (F (fixp->fx_size, fixp->fx_pcrel))
- {
- MAP (1, 0, BFD_RELOC_8);
- MAP (2, 0, BFD_RELOC_16);
- MAP (4, 0, BFD_RELOC_32);
- MAP (1, 1, BFD_RELOC_8_PCREL);
- MAP (2, 1, BFD_RELOC_16_PCREL);
- MAP (4, 1, BFD_RELOC_32_PCREL);
- default:
+ {
+ MAP (1, 0, BFD_RELOC_8);
+ MAP (2, 0, BFD_RELOC_16);
+ MAP (4, 0, BFD_RELOC_32);
+ MAP (1, 1, BFD_RELOC_8_PCREL);
+ MAP (2, 1, BFD_RELOC_16_PCREL);
+ MAP (4, 1, BFD_RELOC_32_PCREL);
+ default:
code = fixp->fx_r_type;
- as_bad (_("Can not do %d byte %srelocation"),
+ as_bad (_("Can not do %d byte %srelocation"),
fixp->fx_size,
- fixp->fx_pcrel ? _("pc-relative") : "");
- }
+ fixp->fx_pcrel ? _("pc-relative") : "");
+ }
break;
}
@@ -2399,8 +2361,8 @@ tc_gen_reloc (section, fixp)
if (rel->howto == NULL)
{
as_bad_where (fixp->fx_file, fixp->fx_line,
- _("Cannot represent relocation type %s"),
- bfd_get_reloc_code_name (code));
+ _("Cannot represent relocation type %s"),
+ bfd_get_reloc_code_name (code));
/* Set howto to a garbage value so that we can keep going. */
rel->howto = bfd_reloc_type_lookup (stdoutput, BFD_RELOC_32);