diff options
Diffstat (limited to 'gcc/config/riscv/riscv-vector-builtins.cc')
| -rw-r--r-- | gcc/config/riscv/riscv-vector-builtins.cc | 41 |
1 files changed, 39 insertions, 2 deletions
diff --git a/gcc/config/riscv/riscv-vector-builtins.cc b/gcc/config/riscv/riscv-vector-builtins.cc index 8810af0..0db7549 100644 --- a/gcc/config/riscv/riscv-vector-builtins.cc +++ b/gcc/config/riscv/riscv-vector-builtins.cc @@ -4753,7 +4753,10 @@ function_expander::use_ternop_insn (bool vd_accum_p, insn_code icode) } /* Implement the call using instruction ICODE, with a 1:1 mapping between - arguments and input operands. */ + arguments and input operands. + There are operands that cannot be broadcast using v[f]mv. In that case + we switch to a strided broadcast. */ + rtx function_expander::use_widen_ternop_insn (insn_code icode) { @@ -4794,7 +4797,10 @@ function_expander::use_widen_ternop_insn (insn_code icode) } /* Implement the call using instruction ICODE, with a 1:1 mapping between - arguments and input operands. */ + arguments and input operands. + There are operands that cannot be broadcast using v[f]mv. In that case + we switch to a strided broadcast. */ + rtx function_expander::use_scalar_move_insn (insn_code icode) { @@ -4812,6 +4818,37 @@ function_expander::use_scalar_move_insn (insn_code icode) for (int argno = arg_offset; argno < call_expr_nargs (exp); argno++) add_input_operand (argno); + if (!can_be_broadcast_p (m_ops[3].value)) + icode = code_for_pred_strided_broadcast (vector_mode ()); + + add_input_operand (Pmode, get_tail_policy_for_pred (pred)); + add_input_operand (Pmode, get_mask_policy_for_pred (pred)); + add_input_operand (Pmode, get_avl_type_rtx (avl_type::NONVLMAX)); + return generate_insn (icode); +} + +/* Implement the call using instruction ICODE, with a 1:1 mapping between + arguments and input operands. */ +rtx +function_expander::use_scalar_broadcast_insn (insn_code icode) +{ + machine_mode mode = TYPE_MODE (TREE_TYPE (exp)); + + /* Record the offset to get the argument. */ + int arg_offset = 0; + add_all_one_mask_operand (mask_mode ()); + + if (use_real_merge_p (pred)) + add_input_operand (arg_offset++); + else + add_vundef_operand (mode); + + for (int argno = arg_offset; argno < call_expr_nargs (exp); argno++) + add_input_operand (argno); + + if (!can_be_broadcast_p (m_ops[3].value)) + icode = code_for_pred_strided_broadcast (vector_mode ()); + add_input_operand (Pmode, get_tail_policy_for_pred (pred)); add_input_operand (Pmode, get_mask_policy_for_pred (pred)); add_input_operand (Pmode, get_avl_type_rtx (avl_type::NONVLMAX)); |