X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2FNEWS;h=47d06c981c72b6266cc3a0c9cccaea26eec91a27;hb=cbb09508e4b515501273288aaa11a8ef5e15e0ff;hp=1f5060c6cbe8672f2a9f5c18fa663f2624b36cf4;hpb=55a09eb6df557934bcb7e96d8ab4e9e7ca0670be;p=deliverable%2Fbinutils-gdb.git diff --git a/ld/NEWS b/ld/NEWS index 1f5060c6cb..47d06c981c 100644 --- a/ld/NEWS +++ b/ld/NEWS @@ -1,5 +1,31 @@ -*- text -*- +Changes in 2.31: + +* Speed up direct linking with DLLs for Cygwin and Mingw targets. + +* Add a configure option --enable-separate-code to decide whether + -z separate-code should be enabled in ELF linker by default. Default + to yes for Linux/x86 targets. Note that -z separate-code can increase + disk and memory size. + +Changes in 2.30: + +* Add -z separate-code to generate separate code PT_LOAD segment. + +* Add "-z undefs" command-line option as the inverse of the "-z defs" option. + +* Add -z globalaudit command-line option to force audit libraries to be run + for every dynamic object loaded by an executable - provided that the loader + supports this functionality. + +* Tighten linker script grammar around file name specifiers to prevent the use + of SORT_BY_ALIGNMENT and SORT_BY_INIT_PRIORITY on filenames. These would + previously be accepted but had no effect. + +* The EXCLUDE_FILE directive can now be placed within any SORT_* directive + within input section lists. + Changes in 2.29: * Support for -z shstk in the x86 ELF linker to generate @@ -46,7 +72,7 @@ Changes in 2.28: * Add support for the RISC-V architecture. -* The command line option --no-eh-frame-hdr can now be used in ELF based +* The command-line option --no-eh-frame-hdr can now be used in ELF based linkers to disable the automatic generation of .eh_frame_hdr sections. * Add --in-implib= to the ARM linker to enable specifying a set of @@ -63,7 +89,8 @@ Changes in 2.27: * Add a configure option --enable-relro to decide whether -z relro should be enabled in ELF linker by default. Default to yes for all Linux - targets except FRV, HPPA, IA64 and MIPS. + targets except FRV, HPPA, IA64 and MIPS. Note that -z relro can increase + disk and memory size. * Support for -z noreloc-overflow in the x86-64 ELF linker to disable relocation overflow check. @@ -93,10 +120,10 @@ Changes in 2.26: * Experimental support for linker garbage collection (--gc-sections) has been enabled for COFF and PE based targets. -* New command line option for ELF targets to compress DWARF debug +* New command-line option for ELF targets to compress DWARF debug sections, --compress-debug-sections=[none|zlib|zlib-gnu|zlib-gabi]. -* New command line option, --orphan-handling=[place|warn|error|discard], to +* New command-line option, --orphan-handling=[place|warn|error|discard], to adjust how orphan sections are handled. The default is 'place' which gives the current behaviour, 'warn' and 'error' issue a warning or error respectively when orphan sections are found, and 'discard' will discard all @@ -113,11 +140,11 @@ Changes in 2.25: * PE binaries now once again contain real timestamps by default. To disable the inclusion of a timestamp in a PE binary, use the --no-insert-timestamp - command line option. + command-line option. * Replace support for openrisc and or32 with support for or1k. -* Add support for the --build-id command line option to COFF based targets. +* Add support for the --build-id command-line option to COFF based targets. * x86/x86_64 pe-coff now supports the --build-id option. @@ -243,7 +270,7 @@ Changes in 2.20: latter case the library is not linked if it is found in a DT_NEEDED entry of one of the libraries already linked. -* Add a new command line option, -Ttext-segment ADDR, for ELF targets +* Add a new command-line option, -Ttext-segment ADDR, for ELF targets to set the address of the first byte of the text segment. * Add support for Sunplus score architecture. @@ -278,11 +305,11 @@ Changes in 2.19: direction of sorting. * The M68K linker now supports multiple GOT generation schemes controlled via - the --got= command line option. + the --got= command-line option. * The ARM EABI linker will now generate stubs for function calls to symbols that are too far away. The placement of the stubs is controlled by a new - linker command line option: --stub-group-size=N. + linker command-line option: --stub-group-size=N. Changes in 2.18: @@ -297,7 +324,7 @@ Changes in 2.18: * -l:foo now searches the library path for a filename called foo, without converting it to libfoo.a or libfoo.so. -* Add a new command line option '--default-script=FILE' or '-dT FILE' +* Add a new command-line option '--default-script=FILE' or '-dT FILE' which specifies a replacement for the built in, default linker script. @@ -371,7 +398,7 @@ Changes in 2.16: language to permit sorting sections by section name or section maximum alignment. -* Added a new linker command line switch, --sort-section name|alignment, +* Added a new linker command-line switch, --sort-section name|alignment, to sort sections by section name or maximum alignment. * ELF: --add-needed/--no-add-needed options to control if a DT_NEEDED tag @@ -381,7 +408,7 @@ Changes in 2.16: * Support for the sh-symbianelf target added. -* A new linker command line switch has been added which allows the hash table +* A new linker command-line switch has been added which allows the hash table size to be set to a suitable prime value near to its argument. This switch is --hash-size=. Also if the switch --reduce-memory-overheads is used, and --hash-size has not been used, then the default value will be set @@ -481,7 +508,7 @@ Changes in version 2.11: * TI C54x support, by Timothy Wall. -* Added command line switch --section-start to set the start address of any +* Added command-line switch --section-start to set the start address of any specified section. * Added ability to emit full relocation information in linked executables, @@ -701,7 +728,7 @@ Changes in version 2.1: other utilities should work on Risc/Ultrix and Irix. -Copyright (C) 2012-2017 Free Software Foundation, Inc. +Copyright (C) 2012-2018 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright