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* config/tc-v850.h (TC_PARSE_CONS_EXPRESSION): Define.

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(TC_CONS_FIX_NEW): Likewise.
        * config/tc-v850.c (parse_cons_expression_v850): New function.
        (cons_fix_new_v850): Likewise.
So we can handle ".hword lo(_foo)".
This commit is contained in:
Jeff Law 1996-10-24 22:55:22 +00:00
parent 4f6d7c2c30
commit 10fba7f14e
2 changed files with 52 additions and 0 deletions
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5
gas/ChangeLog
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@ -1,6 +1,11 @@
start-sanitize-v850
Thu Oct 24 14:31:04 1996 Jeffrey A Law (law@cygnus.com)
* config/tc-v850.h (TC_PARSE_CONS_EXPRESSION): Define.
(TC_CONS_FIX_NEW): Likewise.
* config/tc-v850.c (parse_cons_expression_v850): New function.
(cons_fix_new_v850): Likewise.
* config/tc-v850.h (tc_fix_adjustable): Don't adjust TDA relocs.
end-sanitize-v850

47
gas/config/tc-v850.c
View file

@ -24,6 +24,9 @@
#include "as.h"
#include "subsegs.h"
#include "opcode/v850.h"
/* Temporarily holds the reloc in a cons expression. */
static bfd_reloc_code_real_type hold_cons_reloc;
/* Structure to hold information about predefined registers. */
struct reg_name
@ -1004,3 +1007,47 @@ v850_insert_operand (insn, operand, val, file, line)
insn |= (((long) val & ((1 << operand->bits) - 1)) << operand->shift);
return insn;
}
/* Parse a cons expression. We have to handle hi(), lo(), etc
on the v850. */
void
parse_cons_expression_v850 (exp)
expressionS *exp;
{
/* See if there's a reloc prefix like hi() we have to handle. */
hold_cons_reloc = v850_reloc_prefix ();
/* Do normal expression parsing. */
expression (exp);
/* If we had to handle a reloc prefix, then eat the trailing
close paren. */
if (hold_cons_reloc != BFD_RELOC_UNUSED)
input_line_pointer++;
}
/* Create a fixup for a cons expression. If parse_cons_expression_v850
found a reloc prefix, then we use that reloc, else we choose an
appropriate one based on the size of the expression. */
void
cons_fix_new_v850 (frag, where, size, exp)
fragS *frag;
int where;
int size;
expressionS *exp;
{
if (hold_cons_reloc == BFD_RELOC_UNUSED)
{
if (size == 4)
hold_cons_reloc = BFD_RELOC_32;
if (size == 2)
hold_cons_reloc = BFD_RELOC_16;
if (size == 1)
hold_cons_reloc = BFD_RELOC_8;
}
if (exp != NULL)
fix_new_exp (frag, where, size, exp, 0, hold_cons_reloc);
else
fix_new (frag, where, size, NULL, 0, 0, hold_cons_reloc);
}