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2020-06-15 Max Filippov <jcmvbkbc@gmail.com> bfd/ * elf32-xtensa.c (XSHAL_ABI, XTHAL_ABI_UNDEFINED) (XTHAL_ABI_WINDOWED, XTHAL_ABI_CALL0): New macros. (elf32xtensa_abi): New global variable. (xtensa_abi_choice): New function. (elf_xtensa_create_plt_entry): Use xtensa_abi_choice instead of XSHAL_ABI to select PLT code. gas/ * config/tc-xtensa.c (XTHAL_ABI_WINDOWED, XTHAL_ABI_CALL0): New macros. (elf32xtensa_abi): New declaration. (option_abi_windowed, option_abi_call0): New enum constants. (md_longopts): Add entries for --abi-windowed and --abi-call0. (md_parse_option): Add handlers for --abi-windowed and --abi-call0. (xtensa_add_config_info): Use xtensa_abi_choice instead of XSHAL_ABI to format ABI tag. * doc/as.texi (Target Xtensa options): Add --abi-windowed and --abi-call0 to the list of options. * doc/c-xtensa.texi: Add description for options --abi-windowed and --abi-call0. * testsuite/gas/xtensa/abi-call0.d: New test definition. * testsuite/gas/xtensa/abi-windowed.d: New test definition. * testsuite/gas/xtensa/abi.s: New test source. include/ * elf/xtensa.h (xtensa_abi_choice): New declaration. ld/ * emultempl/xtensaelf.em (XSHAL_ABI): Remove macro definition. (XTHAL_ABI_UNDEFINED, XTHAL_ABI_WINDOWED, XTHAL_ABI_CALL0): New macros. (elf32xtensa_abi): New declaration. (xt_config_info_unpack_and_check): Set elf32xtensa_abi if it is undefined. Use xtensa_abi_choice instead of XSHAL_ABI to test ABI tag consistency. (xtensa_add_config_info): Use xtensa_abi_choice instead of XSHAL_ABI to format ABI tag. (PARSE_AND_LIST_PROLOGUE): Define OPTION_ABI_WINDOWED, OPTION_ABI_CALL0 and declare elf32xtensa_abi. (PARSE_AND_LIST_LONGOPTS): Add entries for --abi-windowed and --abi-call0. (PARSE_AND_LIST_OPTIONS): Add help text for --abi-windowed and --abi-call0. (PARSE_AND_LIST_ARGS_CASES): Add handlers for --abi-windowed and --abi-call0. * ld.texi: Add description for options --abi-windowed and --abi-call0.
README for GNU development tools This directory contains various GNU compilers, assemblers, linkers, debuggers, etc., plus their support routines, definitions, and documentation. If you are receiving this as part of a GDB release, see the file gdb/README. If with a binutils release, see binutils/README; if with a libg++ release, see libg++/README, etc. That'll give you info about this package -- supported targets, how to use it, how to report bugs, etc. It is now possible to automatically configure and build a variety of tools with one command. To build all of the tools contained herein, run the ``configure'' script here, e.g.: ./configure make To install them (by default in /usr/local/bin, /usr/local/lib, etc), then do: make install (If the configure script can't determine your type of computer, give it the name as an argument, for instance ``./configure sun4''. You can use the script ``config.sub'' to test whether a name is recognized; if it is, config.sub translates it to a triplet specifying CPU, vendor, and OS.) If you have more than one compiler on your system, it is often best to explicitly set CC in the environment before running configure, and to also set CC when running make. For example (assuming sh/bash/ksh): CC=gcc ./configure make A similar example using csh: setenv CC gcc ./configure make Much of the code and documentation enclosed is copyright by the Free Software Foundation, Inc. See the file COPYING or COPYING.LIB in the various directories, for a description of the GNU General Public License terms under which you can copy the files. REPORTING BUGS: Again, see gdb/README, binutils/README, etc., for info on where and how to report problems.