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authorChao-ying Fu <fu@mips.com>2013-10-14 18:43:39 +0000
committerChao-ying Fu <fu@mips.com>2013-10-14 18:43:39 +0000
commitb60bf9be01d4b642d5bc669f88af9509a05bd60f (patch)
treee7ac3f92ced83bccb351642dd0ddd9ede7ab39a2
parent387a82f12438b971c6e72fb1070495155b1532eb (diff)
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2013-10-14 Chao-ying Fu <Chao-ying.Fu@imgtec.com>
* elfxx-mips.c (mips_elf_obj_tdata): Add abi_msa_bfd. (mips_elf_merge_obj_attributes): Set abi_msa_bfd to the first object file that has a Tag_GNU_MIPS_ABI_MSA attribute. Merge Tag_GNU_MIPS_ABI_MSA attributes.
-rw-r--r--bfd/ChangeLog7
-rw-r--r--bfd/elfxx-mips.c50
2 files changed, 57 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index f4dcecb..f9a0575 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,10 @@
+2013-10-14 Chao-ying Fu <Chao-ying.Fu@imgtec.com>
+
+ * elfxx-mips.c (mips_elf_obj_tdata): Add abi_msa_bfd.
+ (mips_elf_merge_obj_attributes): Set abi_msa_bfd to the first object
+ file that has a Tag_GNU_MIPS_ABI_MSA attribute.
+ Merge Tag_GNU_MIPS_ABI_MSA attributes.
+
2013-10-14 Nick Clifton <nickc@redhat.com>
* gen-aout.c (main): Fix formatting. Close file.
diff --git a/bfd/elfxx-mips.c b/bfd/elfxx-mips.c
index b443876..1c64ad3 100644
--- a/bfd/elfxx-mips.c
+++ b/bfd/elfxx-mips.c
@@ -542,6 +542,9 @@ struct mips_elf_obj_tdata
/* Input BFD providing Tag_GNU_MIPS_ABI_FP attribute for output. */
bfd *abi_fp_bfd;
+ /* Input BFD providing Tag_GNU_MIPS_ABI_MSA attribute for output. */
+ bfd *abi_msa_bfd;
+
/* The GOT requirements of input bfds. */
struct mips_got_info *got;
@@ -14328,12 +14331,18 @@ mips_elf_merge_obj_attributes (bfd *ibfd, bfd *obfd)
obj_attribute *in_attr;
obj_attribute *out_attr;
bfd *abi_fp_bfd;
+ bfd *abi_msa_bfd;
abi_fp_bfd = mips_elf_tdata (obfd)->abi_fp_bfd;
in_attr = elf_known_obj_attributes (ibfd)[OBJ_ATTR_GNU];
if (!abi_fp_bfd && in_attr[Tag_GNU_MIPS_ABI_FP].i != Val_GNU_MIPS_ABI_FP_ANY)
mips_elf_tdata (obfd)->abi_fp_bfd = ibfd;
+ abi_msa_bfd = mips_elf_tdata (obfd)->abi_msa_bfd;
+ if (!abi_msa_bfd
+ && in_attr[Tag_GNU_MIPS_ABI_MSA].i != Val_GNU_MIPS_ABI_MSA_ANY)
+ mips_elf_tdata (obfd)->abi_msa_bfd = ibfd;
+
if (!elf_known_obj_attributes_proc (obfd)[0].i)
{
/* This is the first object. Copy the attributes. */
@@ -14523,6 +14532,47 @@ mips_elf_merge_obj_attributes (bfd *ibfd, bfd *obfd)
}
}
+ /* Check for conflicting Tag_GNU_MIPS_ABI_MSA attributes and merge
+ non-conflicting ones. */
+ if (in_attr[Tag_GNU_MIPS_ABI_MSA].i != out_attr[Tag_GNU_MIPS_ABI_MSA].i)
+ {
+ out_attr[Tag_GNU_MIPS_ABI_MSA].type = 1;
+ if (out_attr[Tag_GNU_MIPS_ABI_MSA].i == Val_GNU_MIPS_ABI_MSA_ANY)
+ out_attr[Tag_GNU_MIPS_ABI_MSA].i = in_attr[Tag_GNU_MIPS_ABI_MSA].i;
+ else if (in_attr[Tag_GNU_MIPS_ABI_MSA].i != Val_GNU_MIPS_ABI_MSA_ANY)
+ switch (out_attr[Tag_GNU_MIPS_ABI_MSA].i)
+ {
+ case Val_GNU_MIPS_ABI_MSA_128:
+ _bfd_error_handler
+ (_("Warning: %B uses %s (set by %B), "
+ "%B uses unknown MSA ABI %d"),
+ obfd, abi_msa_bfd, ibfd,
+ "-mmsa", in_attr[Tag_GNU_MIPS_ABI_MSA].i);
+ break;
+
+ default:
+ switch (in_attr[Tag_GNU_MIPS_ABI_MSA].i)
+ {
+ case Val_GNU_MIPS_ABI_MSA_128:
+ _bfd_error_handler
+ (_("Warning: %B uses unknown MSA ABI %d "
+ "(set by %B), %B uses %s"),
+ obfd, abi_msa_bfd, ibfd,
+ out_attr[Tag_GNU_MIPS_ABI_MSA].i, "-mmsa");
+ break;
+
+ default:
+ _bfd_error_handler
+ (_("Warning: %B uses unknown MSA ABI %d "
+ "(set by %B), %B uses unknown MSA ABI %d"),
+ obfd, abi_msa_bfd, ibfd,
+ out_attr[Tag_GNU_MIPS_ABI_MSA].i,
+ in_attr[Tag_GNU_MIPS_ABI_MSA].i);
+ break;
+ }
+ }
+ }
+
/* Merge Tag_compatibility attributes and any common GNU ones. */
_bfd_elf_merge_object_attributes (ibfd, obfd);