Re: [PATCH v2 3/3] RISC-V: Add Zalrsc amo-op patterns

On 6/3/24 3:53 PM, Patrick O'Neill wrote: All amo patterns can be represented with lrsc sequences. Add these patterns as a fallback when Zaamo is not enabled. gcc/ChangeLog: * config/riscv/sync.md (atomic_): New expand pattern. (amo_atomic_): Rename amo pattern. (ato

[PATCH v2 3/3] RISC-V: Add Zalrsc amo-op patterns

All amo patterns can be represented with lrsc sequences. Add these patterns as a fallback when Zaamo is not enabled. gcc/ChangeLog: * config/riscv/sync.md (atomic_): New expand pattern. (amo_atomic_): Rename amo pattern. (atomic_fetch_): New lrsc sequence pattern.