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Removed the BFD_RELOC_V850_16_PCREL.

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Nick Clifton
1997-09-03 18:19:50 +00:00
parent cb6a7127d9
commit 2d27848430
2 changed files with 28 additions and 10 deletions
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4
gas/ChangeLog
View File

@ -1,3 +1,7 @@
Wed Sep 3 11:21:33 1997 Nick Clifton <nickc@cygnus.com>
* config/tc-v850.c: Remove BFD_RELOC_V850_16_PCREL.
Tue Sep 2 18:32:30 1997 Jeffrey A Law (law@cygnus.com) Tue Sep 2 18:32:30 1997 Jeffrey A Law (law@cygnus.com)
* config/tc-mn10200.c (md_convert_frag): PC relative instructions arex * config/tc-mn10200.c (md_convert_frag): PC relative instructions arex

34
gas/config/tc-v850.c
View File

@ -29,12 +29,16 @@
/* Temporarily holds the reloc in a cons expression. */ /* Temporarily holds the reloc in a cons expression. */
static bfd_reloc_code_real_type hold_cons_reloc; static bfd_reloc_code_real_type hold_cons_reloc;
/* Set to TRUE if we want to be pedantic about signed overflows. */
static boolean warn_signed_overflows = FALSE;
/* Structure to hold information about predefined registers. */ /* Structure to hold information about predefined registers. */
struct reg_name struct reg_name
{ {
const char *name; const char * name;
int value; int value;
}; };
/* Generic assembler global variables which must be defined by all targets. */ /* Generic assembler global variables which must be defined by all targets. */
@ -758,7 +762,7 @@ md_show_usage (stream)
FILE *stream; FILE *stream;
{ {
fprintf (stream, "V850 options:\n"); fprintf (stream, "V850 options:\n");
fprintf (stream, "\tnone at present\n"); fprintf (stream, "\t-wsigned_overflow Warn if signed immediate values overflow\n");
} }
int int
@ -766,6 +770,12 @@ md_parse_option (c, arg)
int c; int c;
char * arg; char * arg;
{ {
if (c == 'w' && strcmp (arg, "signed_overflow") == 0)
{
warn_signed_overflows = TRUE;
return 1;
}
return 0; return 0;
} }
@ -1321,7 +1331,7 @@ md_assemble (str)
/* We need to generate a fixup for this expression. */ /* We need to generate a fixup for this expression. */
if (fc >= MAX_INSN_FIXUPS) if (fc >= MAX_INSN_FIXUPS)
as_fatal ("too many fixups"); as_fatal ("too many fixups");
fixups[ fc ].exp = ex; fixups[ fc ].exp = ex;
fixups[ fc ].opindex = * opindex_ptr; fixups[ fc ].opindex = * opindex_ptr;
fixups[ fc ].reloc = BFD_RELOC_UNUSED; fixups[ fc ].reloc = BFD_RELOC_UNUSED;
@ -1451,11 +1461,13 @@ md_assemble (str)
} }
else else
{ {
fix_new_exp (frag_now, f - frag_now->fr_literal, 4, fix_new_exp (
frag_now,
f - frag_now->fr_literal, 4,
& fixups[i].exp, & fixups[i].exp,
1 /* FIXME: V850_OPERAND_RELATIVE ??? */, 1 /* FIXME: V850_OPERAND_RELATIVE ??? */,
((bfd_reloc_code_real_type) (bfd_reloc_code_real_type) (fixups[i].opindex + (int) BFD_RELOC_UNUSED)
(fixups[i].opindex + (int) BFD_RELOC_UNUSED))); );
} }
} }
@ -1582,8 +1594,6 @@ md_apply_fix3 (fixp, valuep, seg)
fixp->fx_r_type = BFD_RELOC_V850_22_PCREL; fixp->fx_r_type = BFD_RELOC_V850_22_PCREL;
else if (operand->bits == 9) else if (operand->bits == 9)
fixp->fx_r_type = BFD_RELOC_V850_9_PCREL; fixp->fx_r_type = BFD_RELOC_V850_9_PCREL;
else if (operand->bits == 16)
fixp->fx_r_type = BFD_RELOC_V850_16_PCREL;
else else
{ {
as_bad_where(fixp->fx_file, fixp->fx_line, as_bad_where(fixp->fx_file, fixp->fx_line,
@ -1626,7 +1636,11 @@ v850_insert_operand (insn, operand, val, file, line)
if ((operand->flags & V850_OPERAND_SIGNED) != 0) if ((operand->flags & V850_OPERAND_SIGNED) != 0)
{ {
max = (1 << (operand->bits - 1)) - 1; if (! warn_signed_overflows)
max = (1 << operand->bits) - 1;
else
max = (1 << (operand->bits - 1)) - 1;
min = - (1 << (operand->bits - 1)); min = - (1 << (operand->bits - 1));
} }
else else