diff --git a/gcc/config/riscv/riscv-v.cc b/gcc/config/riscv/riscv-v.cc index cb7a0bb3d3d31..20d01319cf7c1 100644 --- a/gcc/config/riscv/riscv-v.cc +++ b/gcc/config/riscv/riscv-v.cc @@ -394,7 +394,7 @@ emit_vlmax_insn_lra (unsigned icode, unsigned insn_flags, rtx *ops, rtx vl) gcc_assert (!can_create_pseudo_p ()); machine_mode mode = GET_MODE (ops[0]); - if (imm_avl_p (mode)) + if (imm_avl_p (mode) && !TARGET_XTHEADVECTOR) { /* Even though VL is a real hardreg already allocated since it is post-RA now, we still gain benefits that we emit diff --git a/gcc/testsuite/gcc.target/riscv/rvv/xtheadvector/pr120461.c b/gcc/testsuite/gcc.target/riscv/rvv/xtheadvector/pr120461.c new file mode 100644 index 0000000000000..69391570970f1 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/rvv/xtheadvector/pr120461.c @@ -0,0 +1,6 @@ +/* { dg-do compile } */ +/* { dg-options "-mcpu=xt-c920 -mrvv-vector-bits=zvl -fzero-call-used-regs=all" */ + +void +foo () +{}