https://gcc.gnu.org/g:93af5f69d15934edda4ff6a6eb63bde9ae7b8e45
commit r16-3636-g93af5f69d15934edda4ff6a6eb63bde9ae7b8e45 Author: Georg-Johann Lay <[email protected]> Date: Sun Sep 7 12:19:26 2025 +0200 AVR: ad target/121794 - Invoke zero_reg less. gcc/ PR target/121794 * config/avr/avr.md (cmpqi3): Use cpi R,0 if possible. Diff: --- gcc/config/avr/avr.md | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/gcc/config/avr/avr.md b/gcc/config/avr/avr.md index 60b1f604f7be..103b38dc38c6 100644 --- a/gcc/config/avr/avr.md +++ b/gcc/config/avr/avr.md @@ -6492,13 +6492,13 @@ ;; "cmpqq3" "cmpuqq3" (define_insn "cmp<mode>3" [(set (reg:CC REG_CC) - (compare:CC (match_operand:ALL1 0 "register_operand" "r ,r,d") - (match_operand:ALL1 1 "nonmemory_operand" "Y00,r,i")))] + (compare:CC (match_operand:ALL1 0 "register_operand" "d,r ,r") + (match_operand:ALL1 1 "nonmemory_operand" "i,Y00,r")))] "reload_completed" "@ - cp %0, __zero_reg__ - cp %0,%1 - cpi %0,lo8(%1)" + cpi %0,lo8(%1) + cp %0,__zero_reg__ + cp %0,%1" [(set_attr "length" "1,1,1")])
