[Bug target/94368] [9 Regression] ICE in final_scan_insn_1, at final.c:3074(error: could not split insn) on aarch64-linux-gnu since r9-3744
cvs-commit at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Apr 1 14:23:11 GMT 2020
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94368
--- Comment #9 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-9 branch has been updated by Kyrylo Tkachov
<ktkachov@gcc.gnu.org>:
https://gcc.gnu.org/g:13f6d5ac48a7d55b41927849aeebc5832f8c63f0
commit r9-8437-g13f6d5ac48a7d55b41927849aeebc5832f8c63f0
Author: Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Date: Wed Apr 1 13:53:05 2020 +0100
aarch64: Fix up aarch64_compare_and_swaphi pattern [PR94368]
2020-04-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Backport from mainline
2020-03-31 Jakub Jelinek <jakub@redhat.com>
PR target/94368
* config/aarch64/constraints.md (Uph): New constraint.
* config/aarch64/atomics.md (cas_short_expected_imm): New mode
attr.
(@aarch64_compare_and_swap<mode>): Use it instead of n in operand
2's
constraint.
* gcc.dg/pr94368.c: New test.
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