2015-07-23 Ian Coolidge <icoolidge@google.com>

Plumb --pic-veneer option for gold.

gold/ChangeLog:
	* arm.cc (Reloc_stub::stub_type_for_reloc): Plumb to stub generation.
	* options.h (General_options): Add --pic-veneer option.
This commit is contained in:
Han Shen 2015-07-23 15:52:22 -07:00
parent d5cff5df74
commit cdb061674c
3 changed files with 15 additions and 3 deletions

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@ -1,3 +1,10 @@
2015-07-23 Ian Coolidge <icoolidge@google.com>
Plumb --pic-veneer option for gold.
* arm.cc (Reloc_stub::stub_type_for_reloc): Plumb to stub
generation.
* options.h (General_options): Add --pic-veneer option.
2015-07-22 H.J. Lu <hongjiu.lu@intel.com>
PR gold/18663

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@ -4542,7 +4542,7 @@ Reloc_stub::stub_type_for_reloc(
// This is a bit ugly but we want to avoid using a templated class for
// big and little endianities.
bool may_use_blx;
bool should_force_pic_veneer;
bool should_force_pic_veneer = parameters->options().pic_veneer();
bool thumb2;
bool thumb_only;
if (parameters->target().is_big_endian())
@ -4550,7 +4550,7 @@ Reloc_stub::stub_type_for_reloc(
const Target_arm<true>* big_endian_target =
Target_arm<true>::default_target();
may_use_blx = big_endian_target->may_use_v5t_interworking();
should_force_pic_veneer = big_endian_target->should_force_pic_veneer();
should_force_pic_veneer |= big_endian_target->should_force_pic_veneer();
thumb2 = big_endian_target->using_thumb2();
thumb_only = big_endian_target->using_thumb_only();
}
@ -4559,7 +4559,8 @@ Reloc_stub::stub_type_for_reloc(
const Target_arm<false>* little_endian_target =
Target_arm<false>::default_target();
may_use_blx = little_endian_target->may_use_v5t_interworking();
should_force_pic_veneer = little_endian_target->should_force_pic_veneer();
should_force_pic_veneer |=
little_endian_target->should_force_pic_veneer();
thumb2 = little_endian_target->using_thumb2();
thumb_only = little_endian_target->using_thumb_only();
}

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@ -982,6 +982,10 @@ class General_options
N_("Do not create a position independent executable"),
false);
DEFINE_bool(pic_veneer, options::TWO_DASHES, '\0', false,
N_("Force PIC sequences for ARM/Thumb interworking veneers"),
NULL);
DEFINE_bool(pipeline_knowledge, options::ONE_DASH, '\0', false,
NULL, N_("(ARM only) Ignore for backward compatibility"));