diff options
Diffstat (limited to 'gold/x86_64.cc')
| -rw-r--r-- | gold/x86_64.cc | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/gold/x86_64.cc b/gold/x86_64.cc index cdfec9e..a6e9ddd 100644 --- a/gold/x86_64.cc +++ b/gold/x86_64.cc @@ -1,6 +1,6 @@ // x86_64.cc -- x86_64 target support for gold. -// Copyright 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. +// Copyright 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc. // Written by Ian Lance Taylor <iant@google.com>. // This file is part of gold. @@ -217,20 +217,6 @@ class Target_x86_64 : public Target_freebsd<64, false> tls_base_symbol_defined_(false) { } - // This function should be defined in targets that can use relocation - // types to determine (implemented in local_reloc_may_be_function_pointer - // and global_reloc_may_be_function_pointer) - // if a function's pointer is taken. ICF uses this in safe mode to only - // fold those functions whose pointer is defintely not taken. For x86_64 - // pie binaries, safe ICF cannot be done by looking at relocation types. - inline bool - can_check_for_function_pointers() const - { return !parameters->options().pie(); } - - virtual bool - can_icf_inline_merge_sections () const - { return true; } - // Hook for a new output section. void do_new_output_section(Output_section*) const; @@ -347,6 +333,16 @@ class Target_x86_64 : public Target_freebsd<64, false> do_plt_section_for_local(const Relobj*, unsigned int) const { return this->plt_section(); } + // This function should be defined in targets that can use relocation + // types to determine (implemented in local_reloc_may_be_function_pointer + // and global_reloc_may_be_function_pointer) + // if a function's pointer is taken. ICF uses this in safe mode to only + // fold those functions whose pointer is defintely not taken. For x86_64 + // pie binaries, safe ICF cannot be done by looking at relocation types. + bool + do_can_check_for_function_pointers() const + { return !parameters->options().pie(); } + // Adjust -fsplit-stack code which calls non-split-stack code. void do_calls_non_split(Relobj* object, unsigned int shndx, @@ -755,6 +751,7 @@ const Target::Target_info Target_x86_64::x86_64_info = false, // has_resolve true, // has_code_fill true, // is_default_stack_executable + true, // can_icf_inline_merge_sections '\0', // wrap_char "/lib/ld64.so.1", // program interpreter 0x400000, // default_text_segment_address |