[Bug target/104338] RISC-V: Subword atomics result in library calls

[patrick at rivosinc dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104338

--- Comment #3 from Patrick O'Neill <patrick at rivosinc dot com> ---
Created attachment 52368
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52368&action=edit
Initial patch

Patch submitted to mailing list.
Subject: [PATCH v1] RISC-V: Add support for inlining subword atomic operations.