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[binutils-gdb] Fix the address size computation for the MSP430 port.
- From: Nick Clifton <nickc at sourceware dot org>
- To: bfd-cvs at sourceware dot org
- Date: 27 Jul 2015 14:16:05 -0000
- Subject: [binutils-gdb] Fix the address size computation for the MSP430 port.
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=79559014b26f3c6bc64f29dabce613fa89418ee5
commit 79559014b26f3c6bc64f29dabce613fa89418ee5
Author: Nick Clifton <nickc@redhat.com>
Date: Mon Jul 27 15:15:28 2015 +0100
Fix the address size computation for the MSP430 port.
* elf32-msp430.c (uses_large_model): New function.
(msp430_elf_eh_frame_address_size): New function.
(elf_backend_eh_frame_address_size): Define.
Diff:
---
bfd/ChangeLog | 6 ++++++
bfd/elf32-msp430.c | 22 ++++++++++++++++++++++
2 files changed, 28 insertions(+)
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index afe2f0f..2aa9fe5 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2015-07-27 Nick Clifton <nickc@redhat.com>
+
+ * elf32-msp430.c (uses_large_model): New function.
+ (msp430_elf_eh_frame_address_size): New function.
+ (elf_backend_eh_frame_address_size): Define.
+
2015-07-27 Szabolcs Nagy <szabolcs.nagy@arm.com>
PR ld/18705
diff --git a/bfd/elf32-msp430.c b/bfd/elf32-msp430.c
index 9e69791..83bb9ce 100644
--- a/bfd/elf32-msp430.c
+++ b/bfd/elf32-msp430.c
@@ -2532,6 +2532,27 @@ msp430_elf_is_target_special_symbol (bfd *abfd, asymbol *sym)
return _bfd_elf_is_local_label_name (abfd, sym->name);
}
+static bfd_boolean
+uses_large_model (bfd *abfd)
+{
+ obj_attribute * attr;
+
+ if (abfd->flags & BFD_LINKER_CREATED)
+ return FALSE;
+
+ attr = elf_known_obj_attributes_proc (abfd);
+ if (attr == NULL)
+ return FALSE;
+
+ return attr[OFBA_MSPABI_Tag_Code_Model].i == 2;
+}
+
+static unsigned int
+elf32_msp430_eh_frame_address_size (bfd *abfd, asection *sec ATTRIBUTE_UNUSED)
+{
+ return uses_large_model (abfd) ? 4 : 2;
+}
+
/* This is gross. The MSP430 EABI says that (sec 11.5):
"An implementation may choose to use Rel or Rela
@@ -2563,6 +2584,7 @@ msp430_elf_is_target_special_symbol (bfd *abfd, asymbol *sym)
#undef elf_backend_obj_attrs_arg_type
#define elf_backend_obj_attrs_arg_type elf32_msp430_obj_attrs_arg_type
#define bfd_elf32_bfd_merge_private_bfd_data elf32_msp430_merge_private_bfd_data
+#define elf_backend_eh_frame_address_size elf32_msp430_eh_frame_address_size
#define ELF_ARCH bfd_arch_msp430
#define ELF_MACHINE_CODE EM_MSP430