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* elfxx-mips.h (elfxx-mips.h): Declare.
	* elfxx-mips.c (mips_elf_merge_obj_attributes): Use it to report
	Tag_GNU_MIPS_ABI_FP mismatches.
	(_bfd_mips_fp_abi_string): New function.
This commit is contained in:
Richard Sandiford 2014-05-06 20:13:03 +01:00
parent 5e824b358f
commit 757a636fb5
3 changed files with 77 additions and 168 deletions
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7
bfd/ChangeLog
View File

@ -1,3 +1,10 @@
2014-05-06 Richard Sandiford <rdsandiford@googlemail.com>
* elfxx-mips.h (elfxx-mips.h): Declare.
* elfxx-mips.c (mips_elf_merge_obj_attributes): Use it to report
Tag_GNU_MIPS_ABI_FP mismatches.
(_bfd_mips_fp_abi_string): New function.
2014-05-02 Alan Modra <amodra@gmail.com>
* targets.c: Sort bfd_target vectors somewhat alphabetically.

236
bfd/elfxx-mips.c
View File

@ -14364,176 +14364,49 @@ mips_elf_merge_obj_attributes (bfd *ibfd, bfd *obfd)
out_attr = elf_known_obj_attributes (obfd)[OBJ_ATTR_GNU];
if (in_attr[Tag_GNU_MIPS_ABI_FP].i != out_attr[Tag_GNU_MIPS_ABI_FP].i)
{
int out_fp, in_fp;
out_fp = out_attr[Tag_GNU_MIPS_ABI_FP].i;
in_fp = in_attr[Tag_GNU_MIPS_ABI_FP].i;
out_attr[Tag_GNU_MIPS_ABI_FP].type = 1;
if (out_attr[Tag_GNU_MIPS_ABI_FP].i == Val_GNU_MIPS_ABI_FP_ANY)
out_attr[Tag_GNU_MIPS_ABI_FP].i = in_attr[Tag_GNU_MIPS_ABI_FP].i;
else if (in_attr[Tag_GNU_MIPS_ABI_FP].i != Val_GNU_MIPS_ABI_FP_ANY)
switch (out_attr[Tag_GNU_MIPS_ABI_FP].i)
{
case Val_GNU_MIPS_ABI_FP_DOUBLE:
switch (in_attr[Tag_GNU_MIPS_ABI_FP].i)
{
case Val_GNU_MIPS_ABI_FP_SINGLE:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd, "-mdouble-float", "-msingle-float");
break;
if (out_fp == Val_GNU_MIPS_ABI_FP_ANY)
out_attr[Tag_GNU_MIPS_ABI_FP].i = in_fp;
else if (in_fp != Val_GNU_MIPS_ABI_FP_ANY)
{
const char *out_string, *in_string;
case Val_GNU_MIPS_ABI_FP_SOFT:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd, "-mhard-float", "-msoft-float");
break;
case Val_GNU_MIPS_ABI_FP_64:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd,
"-mdouble-float", "-mips32r2 -mfp64");
break;
default:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), "
"%B uses unknown floating point ABI %d"),
obfd, abi_fp_bfd, ibfd,
"-mdouble-float", in_attr[Tag_GNU_MIPS_ABI_FP].i);
break;
}
break;
case Val_GNU_MIPS_ABI_FP_SINGLE:
switch (in_attr[Tag_GNU_MIPS_ABI_FP].i)
{
case Val_GNU_MIPS_ABI_FP_DOUBLE:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd, "-msingle-float", "-mdouble-float");
break;
case Val_GNU_MIPS_ABI_FP_SOFT:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd, "-mhard-float", "-msoft-float");
break;
case Val_GNU_MIPS_ABI_FP_64:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd,
"-msingle-float", "-mips32r2 -mfp64");
break;
default:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), "
"%B uses unknown floating point ABI %d"),
obfd, abi_fp_bfd, ibfd,
"-msingle-float", in_attr[Tag_GNU_MIPS_ABI_FP].i);
break;
}
break;
case Val_GNU_MIPS_ABI_FP_SOFT:
switch (in_attr[Tag_GNU_MIPS_ABI_FP].i)
{
case Val_GNU_MIPS_ABI_FP_DOUBLE:
case Val_GNU_MIPS_ABI_FP_SINGLE:
case Val_GNU_MIPS_ABI_FP_64:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd, "-msoft-float", "-mhard-float");
break;
default:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), "
"%B uses unknown floating point ABI %d"),
obfd, abi_fp_bfd, ibfd,
"-msoft-float", in_attr[Tag_GNU_MIPS_ABI_FP].i);
break;
}
break;
case Val_GNU_MIPS_ABI_FP_64:
switch (in_attr[Tag_GNU_MIPS_ABI_FP].i)
{
case Val_GNU_MIPS_ABI_FP_DOUBLE:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd,
"-mips32r2 -mfp64", "-mdouble-float");
break;
case Val_GNU_MIPS_ABI_FP_SINGLE:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd,
"-mips32r2 -mfp64", "-msingle-float");
break;
case Val_GNU_MIPS_ABI_FP_SOFT:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd, "-mhard-float", "-msoft-float");
break;
default:
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), "
"%B uses unknown floating point ABI %d"),
obfd, abi_fp_bfd, ibfd,
"-mips32r2 -mfp64", in_attr[Tag_GNU_MIPS_ABI_FP].i);
break;
}
break;
default:
switch (in_attr[Tag_GNU_MIPS_ABI_FP].i)
{
case Val_GNU_MIPS_ABI_FP_DOUBLE:
_bfd_error_handler
(_("Warning: %B uses unknown floating point ABI %d "
"(set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd,
out_attr[Tag_GNU_MIPS_ABI_FP].i, "-mdouble-float");
break;
case Val_GNU_MIPS_ABI_FP_SINGLE:
_bfd_error_handler
(_("Warning: %B uses unknown floating point ABI %d "
"(set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd,
out_attr[Tag_GNU_MIPS_ABI_FP].i, "-msingle-float");
break;
case Val_GNU_MIPS_ABI_FP_SOFT:
_bfd_error_handler
(_("Warning: %B uses unknown floating point ABI %d "
"(set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd,
out_attr[Tag_GNU_MIPS_ABI_FP].i, "-msoft-float");
break;
case Val_GNU_MIPS_ABI_FP_64:
_bfd_error_handler
(_("Warning: %B uses unknown floating point ABI %d "
"(set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd,
out_attr[Tag_GNU_MIPS_ABI_FP].i, "-mips32r2 -mfp64");
break;
default:
_bfd_error_handler
(_("Warning: %B uses unknown floating point ABI %d "
"(set by %B), %B uses unknown floating point ABI %d"),
obfd, abi_fp_bfd, ibfd,
out_attr[Tag_GNU_MIPS_ABI_FP].i,
in_attr[Tag_GNU_MIPS_ABI_FP].i);
break;
}
break;
}
out_string = _bfd_mips_fp_abi_string (out_fp);
in_string = _bfd_mips_fp_abi_string (in_fp);
/* First warn about cases involving unrecognised ABIs. */
if (!out_string && !in_string)
_bfd_error_handler
(_("Warning: %B uses unknown floating point ABI %d "
"(set by %B), %B uses unknown floating point ABI %d"),
obfd, abi_fp_bfd, ibfd, out_fp, in_fp);
else if (!out_string)
_bfd_error_handler
(_("Warning: %B uses unknown floating point ABI %d "
"(set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd, out_fp, in_string);
else if (!in_string)
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), "
"%B uses unknown floating point ABI %d"),
obfd, abi_fp_bfd, ibfd, out_string, in_fp);
else
{
/* If one of the bfds is soft-float, the other must be
hard-float. The exact choice of hard-float ABI isn't
really relevant to the error message. */
if (in_fp == Val_GNU_MIPS_ABI_FP_SOFT)
out_string = "-mhard-float";
else if (out_fp == Val_GNU_MIPS_ABI_FP_SOFT)
in_string = "-mhard-float";
_bfd_error_handler
(_("Warning: %B uses %s (set by %B), %B uses %s"),
obfd, abi_fp_bfd, ibfd, out_string, in_string);
}
}
}
/* Check for conflicting Tag_GNU_MIPS_ABI_MSA attributes and merge
@ -14944,6 +14817,33 @@ _bfd_mips_elf_get_target_dtag (bfd_vma dtag)
}
}
/* Return the meaning of Tag_GNU_MIPS_ABI_FP value FP, or null if
not known. */
const char *
_bfd_mips_fp_abi_string (int fp)
{
switch (fp)
{
/* These strings aren't translated because they're simply
option lists. */
case Val_GNU_MIPS_ABI_FP_DOUBLE:
return "-mdouble-float";
case Val_GNU_MIPS_ABI_FP_SINGLE:
return "-msingle-float";
case Val_GNU_MIPS_ABI_FP_SOFT:
return "-msoft-float";
case Val_GNU_MIPS_ABI_FP_64:
return "-mips32r2 -mfp64";
default:
return 0;
}
}
bfd_boolean
_bfd_mips_elf_print_private_bfd_data (bfd *abfd, void *ptr)
{

2
bfd/elfxx-mips.h
View File

@ -108,6 +108,8 @@ extern bfd_boolean _bfd_mips_elf_merge_private_bfd_data
(bfd *, bfd *);
extern bfd_boolean _bfd_mips_elf_set_private_flags
(bfd *, flagword);
extern const char * _bfd_mips_fp_abi_string
(int);
extern bfd_boolean _bfd_mips_elf_print_private_bfd_data
(bfd *, void *);
extern bfd_boolean _bfd_mips_elf_discard_info