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* config/tc-mips.c (mips_regmask_frag): Only define if OBJ_ELF or

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OBJ_MAYBE_ELF.
	(tc_gen_reloc): If fixup was changed to be PC relative, change
 	reloc type accordingly.  Use name of reloc in error message.
This commit is contained in:
Ian Lance Taylor 1996-07-08 23:16:00 +00:00
parent a5a781751a
commit a8aed9ddfb
2 changed files with 48 additions and 7 deletions
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5
gas/ChangeLog
View File

@ -1,5 +1,10 @@
Mon Jul 8 14:11:49 1996 Ian Lance Taylor <ian@cygnus.com>
* config/tc-mips.c (mips_regmask_frag): Only define if OBJ_ELF or
OBJ_MAYBE_ELF.
(tc_gen_reloc): If fixup was changed to be PC relative, change
reloc type accordingly. Use name of reloc in error message.
* as.h: Don't define const or volatile.
* flonum.h: Don't define const.

50
gas/config/tc-mips.c
View File

@ -70,7 +70,9 @@ static int mips_output_flavor () { return OUTPUT_FLAVOR; }
#include "ecoff.h"
#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)
static char *mips_regmask_frag;
#endif
#define AT 1
#define PIC_CALL_REG 25
@ -5626,8 +5628,9 @@ mips_ip (str, ip)
if (*args == 'i')
{
if ((c == '\0' && imm_expr.X_op != O_constant)
|| imm_expr.X_add_number < 0
|| imm_expr.X_add_number >= 0x10000)
|| ((imm_expr.X_add_number < 0
|| imm_expr.X_add_number >= 0x10000)
&& imm_expr.X_op == O_constant))
{
if (insn + 1 < &mips_opcodes[NUMOPCODES] &&
!strcmp (insn->name, insn[1].name))
@ -5660,8 +5663,9 @@ mips_ip (str, ip)
else
max = 0x10000;
if ((c == '\0' && imm_expr.X_op != O_constant)
|| imm_expr.X_add_number < -0x8000
|| imm_expr.X_add_number >= max
|| ((imm_expr.X_add_number < -0x8000
|| imm_expr.X_add_number >= max)
&& imm_expr.X_op == O_constant)
|| (more
&& imm_expr.X_add_number < 0
&& mips_isa >= 3
@ -7512,6 +7516,7 @@ tc_gen_reloc (section, fixp)
{
static arelent *retval[4];
arelent *reloc;
bfd_reloc_code_real_type code;
reloc = retval[0] = (arelent *) xmalloc (sizeof (arelent));
retval[1] = NULL;
@ -7644,20 +7649,51 @@ tc_gen_reloc (section, fixp)
abort ();
}
/* Since DIFF_EXPR_OK is defined in tc-mips.h, it is possible that
fixup_segment converted a non-PC relative reloc into a PC
relative reloc. In such a case, we need to convert the reloc
code. */
code = fixp->fx_r_type;
if (fixp->fx_pcrel)
{
switch (code)
{
case BFD_RELOC_8:
code = BFD_RELOC_8_PCREL;
break;
case BFD_RELOC_16:
code = BFD_RELOC_16_PCREL;
break;
case BFD_RELOC_32:
code = BFD_RELOC_32_PCREL;
break;
case BFD_RELOC_8_PCREL:
case BFD_RELOC_16_PCREL:
case BFD_RELOC_32_PCREL:
case BFD_RELOC_16_PCREL_S2:
break;
default:
as_bad_where (fixp->fx_file, fixp->fx_line,
"Cannot make %s relocation PC relative",
bfd_get_reloc_code_name (code));
}
}
/* To support a PC relative reloc when generating embedded PIC code
for ECOFF, we use a Cygnus extension. We check for that here to
make sure that we don't let such a reloc escape normally. */
if (OUTPUT_FLAVOR == bfd_target_ecoff_flavour
&& fixp->fx_r_type == BFD_RELOC_16_PCREL_S2
&& code == BFD_RELOC_16_PCREL_S2
&& mips_pic != EMBEDDED_PIC)
reloc->howto = NULL;
else
reloc->howto = bfd_reloc_type_lookup (stdoutput, fixp->fx_r_type);
reloc->howto = bfd_reloc_type_lookup (stdoutput, code);
if (reloc->howto == NULL)
{
as_bad_where (fixp->fx_file, fixp->fx_line,
"Can not represent relocation in this object file format");
"Can not represent %s relocation in this object file format",
bfd_get_reloc_code_name (code));
retval[0] = NULL;
}