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gold patch committed: Add -z lazy and -z now
- From: Ian Lance Taylor <iant at google dot com>
- To: binutils at sourceware dot org
- Date: Mon, 22 Jun 2009 13:24:13 -0700
- Subject: gold patch committed: Add -z lazy and -z now
I committed this patch to add the -z lazy and -z now options to gold.
Ian
2009-06-22 Ian Lance Taylor <ian@airs.com>
PR 10141
* options.h (class General_options): Add -z lazy and -z now. Sort
-z options into alphabetical order.
* layout.cc (Layout::finish_dynamic_section): Handle -z now.
Index: options.h
===================================================================
RCS file: /cvs/src/src/gold/options.h,v
retrieving revision 1.99
diff -u -r1.99 options.h
--- options.h 5 Jun 2009 21:32:56 -0000 1.99
+++ options.h 22 Jun 2009 20:22:09 -0000
@@ -896,19 +896,20 @@
NULL);
DEFINE_bool(execstack, options::DASH_Z, '\0', false,
N_("Mark output as requiring executable stack"), NULL);
- DEFINE_uint64(max_page_size, options::DASH_Z, '\0', 0,
- N_("Set maximum page size to SIZE"), N_("SIZE"));
- DEFINE_bool(noexecstack, options::DASH_Z, '\0', false,
- N_("Mark output as not requiring executable stack"), NULL);
DEFINE_bool(initfirst, options::DASH_Z, '\0', false,
N_("Mark DSO to be initialized first at runtime"),
NULL);
DEFINE_bool(interpose, options::DASH_Z, '\0', false,
N_("Mark object to interpose all DSOs but executable"),
NULL);
+ DEFINE_bool(lazy, options::DASH_Z, '\0', false,
+ N_("Mark object for lazy runtime binding (default)"),
+ NULL);
DEFINE_bool(loadfltr, options::DASH_Z, '\0', false,
N_("Mark object requiring immediate process"),
NULL);
+ DEFINE_uint64(max_page_size, options::DASH_Z, '\0', 0,
+ N_("Set maximum page size to SIZE"), N_("SIZE"));
DEFINE_bool(nodefaultlib, options::DASH_Z, '\0', false,
N_("Mark object not to use default search paths"),
NULL);
@@ -921,12 +922,17 @@
DEFINE_bool(nodump, options::DASH_Z, '\0', false,
N_("Mark DSO not available to dldump"),
NULL);
- DEFINE_bool(relro, options::DASH_Z, '\0', false,
- N_("Where possible mark variables read-only after relocation"),
- N_("Don't mark variables read-only after relocation"));
+ DEFINE_bool(noexecstack, options::DASH_Z, '\0', false,
+ N_("Mark output as not requiring executable stack"), NULL);
+ DEFINE_bool(now, options::DASH_Z, '\0', false,
+ N_("Mark object for immediate function binding"),
+ NULL);
DEFINE_bool(origin, options::DASH_Z, '\0', false,
N_("Mark DSO to indicate that needs immediate $ORIGIN "
"processing at runtime"), NULL);
+ DEFINE_bool(relro, options::DASH_Z, '\0', false,
+ N_("Where possible mark variables read-only after relocation"),
+ N_("Don't mark variables read-only after relocation"));
public:
typedef options::Dir_list Dir_list;
Index: layout.cc
===================================================================
RCS file: /cvs/src/src/gold/layout.cc,v
retrieving revision 1.126
diff -u -r1.126 layout.cc
--- layout.cc 22 Jun 2009 06:51:53 -0000 1.126
+++ layout.cc 22 Jun 2009 20:22:09 -0000
@@ -2835,6 +2835,8 @@
flags |= elfcpp::DF_STATIC_TLS;
if (parameters->options().origin())
flags |= elfcpp::DF_ORIGIN;
+ if (parameters->options().now())
+ flags |= elfcpp::DF_BIND_NOW;
odyn->add_constant(elfcpp::DT_FLAGS, flags);
flags = 0;
@@ -2858,6 +2860,8 @@
| elfcpp::DF_1_NOOPEN);
if (parameters->options().origin())
flags |= elfcpp::DF_1_ORIGIN;
+ if (parameters->options().now())
+ flags |= elfcpp::DF_1_NOW;
if (flags)
odyn->add_constant(elfcpp::DT_FLAGS_1, flags);
}