Set DF_1_PIE in gld${EMULATION_NAME}_after_parse

[deliverable/binutils-gdb.git] / ld / ld.texinfo

diff --git a/ld/ld.texinfo b/ld/ld.texinfo
index be1d4906fae107ea3b33c50544c09e9e1fd3d469..90194beabf8c57ebb1dd082b3e99af1e00c91001 100644 (file)
--- a/ld/ld.texinfo
+++ b/ld/ld.texinfo
@@ -1455,6 +1455,13 @@ generating dynamically linked ELF executables.  The default dynamic
 linker is normally correct; don't use this unless you know what you are
 doing.
 
+@kindex --no-dynamic-linker
+@item --no-dynamic-linker
+When producing an executable file, omit the request for a dynamic
+linker to be used at load-time.  This is only meaningful for ELF
+executables that contain dynamic relocations, and usually requires
+entry point code that is capable of processing these relocations.
+
 @kindex --fatal-warnings
 @kindex --no-fatal-warnings
 @item --fatal-warnings
@@ -7115,7 +7122,8 @@ symbol that encodes the stub type and destination.
 @cindex PowerPC64 dot symbols
 @kindex --dotsyms
 @kindex --no-dotsyms
-@item --dotsyms, --no-dotsyms
+@item --dotsyms
+@itemx --no-dotsyms
 These two options control how @command{ld} interprets version patterns
 in a version script.  Older PowerPC64 compilers emitted both a
 function descriptor symbol with the same name as the function, and a
@@ -7126,6 +7134,17 @@ to control both @samp{foo} and @samp{.foo}.  The option
 dot-prefixed patterns.  Use @samp{--no-dotsyms} to disable this
 feature.
 
+@cindex PowerPC64 register save/restore functions
+@kindex --save-restore-funcs
+@kindex --no-save-restore-funcs
+@item --save-restore-funcs
+@itemx --no-save-restore-funcs
+These two options control whether PowerPC64 @command{ld} automatically
+provides out-of-line register save and restore functions used by
+@samp{-Os} code.  The default is to provide any such referenced
+function for a normal final link, and to not do so for a relocatable
+link.
+
 @cindex PowerPC64 TLS optimization
 @kindex --no-tls-optimize
 @item --no-tls-optimize
@@ -7133,6 +7152,22 @@ PowerPC64 @command{ld} normally performs some optimization of code
 sequences used to access Thread-Local Storage.  Use this option to
 disable the optimization.
 
+@cindex PowerPC64 __tls_get_addr optimization
+@kindex --tls-get-addr-optimize
+@kindex --no-tls-get-addr-optimize
+@item --tls-get-addr-optimize
+@itemx --no-tls-get-addr-optimize
+These options control whether PowerPC64 @command{ld} uses a special
+stub to call __tls_get_addr.  PowerPC64 glibc 2.22 and later support
+an optimization that allows the second and subsequent calls to
+@code{__tls_get_addr} for a given symbol to be resolved by the special
+stub without calling in to glibc.  By default the linker enables this
+option when glibc advertises the availability of __tls_get_addr_opt.
+Forcing this option on when using an older glibc won't do much besides
+slow down your applications, but may be useful if linking an
+application against an older glibc with the expectation that it will
+normally be used on systems having a newer glibc.
+
 @cindex PowerPC64 OPD optimization
 @kindex --no-opd-optimize
 @item --no-opd-optimize