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binutils-gdb
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* arm.cc (Arm_relocate_functions::got_prel) New function. 

(Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
	(Relocate::relocate): Likewise.
	(Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
This commit is contained in:
Ian Lance Taylor 2009-10-07 15:30:40 +00:00
parent d31060819e
commit 7f5309a5cc
2 changed files with 35 additions and 0 deletions
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7
gold/ChangeLog
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@ -1,3 +1,10 @@
2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
* arm.cc (Arm_relocate_functions::got_prel) New function.
(Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
(Relocate::relocate): Likewise.
(Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2009-10-06 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Define

28
gold/arm.cc
View File

@ -68,11 +68,13 @@ class Output_data_plt_arm;
// R_ARM_RELATIVE
// R_ARM_GOTOFF32
// R_ARM_GOT_BREL
// R_ARM_GOT_PREL
// R_ARM_PLT32
// R_ARM_CALL
// R_ARM_JUMP24
// R_ARM_TARGET1
// R_ARM_PREL31
// R_ARM_ABS8
//
// TODOs:
// - Generate various branch stubs.
@ -679,6 +681,16 @@ class Arm_relocate_functions : public Relocate_functions<32, big_endian>
return This::STATUS_OKAY;
}
// R_ARM_GOT_PREL: GOT(S) + A – P
static inline typename This::Status
got_prel(unsigned char* view,
typename elfcpp::Swap<32, big_endian>::Valtype got_offset,
elfcpp::Elf_types<32>::Elf_Addr address)
{
Base::rel32(view, got_offset - address);
return This::STATUS_OKAY;
}
// R_ARM_PLT32: (S + A) | T - P
static inline typename This::Status
plt32(unsigned char *view,
@ -1156,6 +1168,7 @@ Target_arm<big_endian>::Scan::local(const General_options&,
break;
case elfcpp::R_ARM_GOT_BREL:
case elfcpp::R_ARM_GOT_PREL:
{
// The symbol requires a GOT entry.
Output_data_got<32, big_endian>* got =
@ -1351,6 +1364,7 @@ Target_arm<big_endian>::Scan::global(const General_options&,
break;
case elfcpp::R_ARM_GOT_BREL:
case elfcpp::R_ARM_GOT_PREL:
{
// The symbol requires a GOT entry.
Output_data_got<32, big_endian>* got =
@ -1623,6 +1637,7 @@ Target_arm<big_endian>::Relocate::relocate(
switch (r_type)
{
case elfcpp::R_ARM_GOT_BREL:
case elfcpp::R_ARM_GOT_PREL:
if (gsym != NULL)
{
gold_assert(gsym->has_got_offset(GOT_TYPE_STANDARD));
@ -1708,6 +1723,18 @@ Target_arm<big_endian>::Relocate::relocate(
reloc_status = Arm_relocate_functions::got_brel(view, got_offset);
break;
case elfcpp::R_ARM_GOT_PREL:
gold_assert(have_got_offset);
// Get the address origin for GOT PLT, which is allocated right
// after the GOT section, to calculate an absolute address of
// the symbol GOT entry (got_origin + got_offset).
elfcpp::Elf_types<32>::Elf_Addr got_origin;
got_origin = target->got_plt_section()->address();
reloc_status = Arm_relocate_functions::got_prel(view,
got_origin + got_offset,
address);
break;
case elfcpp::R_ARM_PLT32:
gold_assert(gsym == NULL
|| gsym->has_plt_offset()
@ -1837,6 +1864,7 @@ Target_arm<big_endian>::Relocatable_size_for_reloc::get_size_for_reloc(
case elfcpp::R_ARM_GOTOFF32:
case elfcpp::R_ARM_BASE_PREL:
case elfcpp::R_ARM_GOT_BREL:
case elfcpp::R_ARM_GOT_PREL:
case elfcpp::R_ARM_PLT32:
case elfcpp::R_ARM_CALL:
case elfcpp::R_ARM_JUMP24: