[Bug target/108919] pure nested function may clobber its static chain pointer in windowed ABI on xtensa

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108919

--- Comment #1 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Max Filippov <jcmvb...@gcc.gnu.org>:

https://gcc.gnu.org/g:461d3c84a0e5ad045ee54631901cc953d6befa20

commit r13-6342-g461d3c84a0e5ad045ee54631901cc953d6befa20
Author: Max Filippov <jcmvb...@gmail.com>
Date:   Wed Feb 22 14:17:11 2023 -0800

    gcc: xtensa: fix PR target/108919

    gcc/
            PR target/108919

            * config/xtensa/xtensa-protos.h
            (xtensa_prepare_expand_call): Rename to xtensa_expand_call.
            * config/xtensa/xtensa.cc (xtensa_prepare_expand_call): Rename
            to xtensa_expand_call.
            (xtensa_expand_call): Emit the call and add a clobber expression
            for the static chain to it in case of windowed ABI.
            * config/xtensa/xtensa.md (call, call_value, sibcall)
            (sibcall_value): Call xtensa_expand_call and complete expansion
            right after that call.

    gcc/testsuite/
            * gcc.target/xtensa/pr108919.c: New test.