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* target.h (Target::plt_fde_location, do_plt_fde_location): Declare.

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* target.cc (Target::do_plt_fde_location): New function.
	* ehframe.h (class FDE): Add post_map field to u_.from_linker,
	accessor function, and constructor param.
	(struct Post_fde, Post_fdes): Declare.
	(Cie::write): Add post_fdes param.
	* ehframe.cc (Fde::write): Use plt_fde_location.
	(struct Post_fde): Define.
	(Cie::write): Stash FDEs added post merge mapping.
	(Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
	Adjust Fde constructor call.  Bump final_data_size_ for post map FDEs.
	(Eh_frame::do_sized_write): Arrange to write post map FDES after
	other FDEs.
	* powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
	(Target_powerpc::has_glink): New function.
	(Target_powerpc::do_relax): Add eh_frame info for stubs.
	(struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
	glink_eh_frame_fde_32, default_fde): New data.
	(Stub_table::eh_frame_added_): New var.
	(Stub_table::find_long_branch_entry, stub_address, stub_offset):
	Make const.
	(Stub_table::add_eh_frame): New function.
	(Output_data_glink::add_eh_frame): New function.
	(Target_powerpc::make_glink_section): Call add_eh_frame.
This commit is contained in:
Alan Modra
2013-02-27 23:11:56 +00:00
parent 71091f23fd
commit 9d5781f8a2
6 changed files with 303 additions and 25 deletions
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11
gold/target.h
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@@ -240,6 +240,12 @@ class Target
adjust_elf_header(unsigned char* view, int len) const
{ return this->do_adjust_elf_header(view, len); }
// Return address and size to plug into eh_frame FDEs associated with a PLT.
void
plt_fde_location(const Output_data* plt, unsigned char* oview,
uint64_t* address, off_t* len) const
{ return this->do_plt_fde_location(plt, oview, address, len); }
// Return whether NAME is a local label name. This is used to implement the
// --discard-locals options.
bool
@@ -530,6 +536,11 @@ class Target
virtual void
do_adjust_elf_header(unsigned char*, int) const = 0;
// Return address and size to plug into eh_frame FDEs associated with a PLT.
virtual void
do_plt_fde_location(const Output_data* plt, unsigned char* oview,
uint64_t* address, off_t* len) const;
// Virtual function which may be overridden by the child class.
virtual bool
do_is_local_label_name(const char*) const;