Re: [PATCH] Canonicalize __atomic/sync_fetch_or/xor/and for constant mask.

2021-10-25 Thread Hongtao Liu via Gcc-patches
On Mon, Oct 25, 2021 at 1:59 PM liuhongt wrote: > > Canoicalize & and nop_convert order for > __atomic_fetch_or_*, __atomic_fetch_xor_*, > __atomic_xor_fetch_*,__sync_fetch_and_or_*, > __sync_fetch_and_xor_*,__sync_xor_and_fetch_*, > __atomic_fetch_and_*,__sync_fetch_and_and_* when mask is constan

Re: [PATCH] Canonicalize __atomic/sync_fetch_or/xor/and for constant mask.

2021-10-22 Thread H.J. Lu via Gcc-patches
On Thu, Oct 21, 2021 at 10:48 PM liuhongt wrote: > > Hi: > This patch is try to canoicalize bit_and and nop_convert order for > __atomic_fetch_or_*, __atomic_fetch_xor_*, > __atomic_xor_fetch_*,__sync_fetch_and_or_*, > __sync_fetch_and_xor_*,__sync_xor_and_fetch_*, > __atomic_fetch_and_*,__sync_f