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authorH.J. Lu <hjl.tools@gmail.com>2015-10-15 09:22:13 -0700
committerH.J. Lu <hjl.tools@gmail.com>2015-10-21 16:45:47 -0700
commit651dc8524324972b434fb766b2608b40be2d6025 (patch)
tree3d1382150298cbc4a26ca134aaa36320dc25dd25 /elfcpp
parenta85711043cf5d517fd971065c946f750d7a95344 (diff)
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Gold: Don't fail on R_X86_64_[REX_]GOTPCRELX relocationsusers/hjl/got
This patch updates gold to treat the R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX relocations proposed in https://groups.google.com/forum/#!topic/x86-64-abi/n9AWHogmVY0 the same as R_X86_64_GOTPCREL. FIXME: Gold should perform the transformations as suggested. elfcpp/ * x86_64.h (R_X86_64_GOTPCRELX): New. (R_X86_64_REX_GOTPCRELX): Likewise. gold/ * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags): Treat R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX the same as R_X86_64_GOTPCREL. (Target_x86_64<size>::Scan::local): Likewise. (Target_x86_64<size>::Scan::possible_function_pointer_reloc): Likewise. (Target_x86_64<size>::Scan::global): Likewise. (Target_x86_64<size>::Relocate::relocate): Likewise. (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
Diffstat (limited to 'elfcpp')
-rw-r--r--elfcpp/x86_64.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/elfcpp/x86_64.h b/elfcpp/x86_64.h
index e97ff52..52cb9ae 100644
--- a/elfcpp/x86_64.h
+++ b/elfcpp/x86_64.h
@@ -94,6 +94,10 @@ enum
R_X86_64_RELATIVE64 = 38, // 64-bit adjust by program base
R_X86_64_PC32_BND = 39, // PC relative 32 bit signed with BND prefix
R_X86_64_PLT32_BND = 40, // 32 bit PLT address with BND prefix
+ R_X86_64_GOTPCRELX = 41, // 32 bit signed PC relative offset to GOT
+ // without REX prefix, relaxable.
+ R_X86_64_REX_GOTPCRELX = 42, // 32 bit signed PC relative offset to GOT
+ // with REX prefix, relaxable.
// GNU vtable garbage collection extensions.
R_X86_64_GNU_VTINHERIT = 250,
R_X86_64_GNU_VTENTRY = 251