[Bug middle-end/103163] [12 Regression] stack_limit_rtx is created too early causing nregs field on REG to be zero (gcc.target/nios2/nios2-stack-check-1.c and gcc.target/powerpc/stack-limit.c)

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103163

--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Sandra Loosemore <san...@gcc.gnu.org>:

https://gcc.gnu.org/g:3a0837b8fb96f50f2e60222ce289cc2542bbb477

commit r12-6693-g3a0837b8fb96f50f2e60222ce289cc2542bbb477
Author: Sandra Loosemore <san...@codesourcery.com>
Date:   Tue Jan 18 09:27:36 2022 -0800

    middle-end: move initialization of stack_limit_rtx [PR103163]

    stack_limit_rtx was being initialized before init_reg_modes_target (),
    resulting in the REG expression being created incorrectly and an ICE
    later in compilation.

    2022-01-18  Sandra Loosemore  <san...@codesourcery.com>

            PR middle-end/103163

            gcc/
            * emit-rtl.cc (init_emit_regs): Initialize stack_limit_rtx here...
            (init_emit_once): ...not here.