| //=- AArch64.td - Define AArch64 Combine Rules ---------------*- tablegen -*-=// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // |
| //===----------------------------------------------------------------------===// |
| |
| include "llvm/Target/GlobalISel/Combine.td" |
| |
| def fconstant_to_constant : GICombineRule< |
| (defs root:$root), |
| (match (wip_match_opcode G_FCONSTANT):$root, |
| [{ return matchFConstantToConstant(*${root}, MRI); }]), |
| (apply [{ applyFConstantToConstant(*${root}); }])>; |
| |
| def AArch64PreLegalizerCombinerHelper: GICombinerHelper< |
| "AArch64GenPreLegalizerCombinerHelper", [all_combines, |
| elide_br_by_inverting_cond, |
| fconstant_to_constant]> { |
| let DisableRuleOption = "aarch64prelegalizercombiner-disable-rule"; |
| } |
