On Thu, 17 Aug 2023 10:10:38 PDT (-0700), Patrick O'Neill wrote:
On 8/16/23 21:36, Jeff Law wrote:
On 8/16/23 19:17, Patrick O'Neill wrote:
This adds new regression tests to ensure half-register rotations are
correctly optimized into rori instructions.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/zbb-rol-ror-08.c: New test.
* gcc.target/riscv/zbb-rol-ror-09.c: New test.
Co-authored-by: Charlie Jenkins <char...@rivosinc.com>
Signed-off-by: Patrick O'Neill <patr...@rivosinc.com>
OK
jeff
Committed
IIRC this came up in the context of Linux's TCP checksum code.
Patrick
