diff options
Diffstat (limited to 'lib/Target/Hexagon/HexagonIICHVX.td')
| -rw-r--r-- | lib/Target/Hexagon/HexagonIICHVX.td | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/lib/Target/Hexagon/HexagonIICHVX.td b/lib/Target/Hexagon/HexagonIICHVX.td index a804c5a80d03..06e9c83cf306 100644 --- a/lib/Target/Hexagon/HexagonIICHVX.td +++ b/lib/Target/Hexagon/HexagonIICHVX.td @@ -1,9 +1,8 @@ //===--- HexagonIICHVX.td -------------------------------------------------===// // -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. +// 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 // //===----------------------------------------------------------------------===// @@ -17,12 +16,14 @@ class HVXItin { InstrStage<1, [CVI_XLANE,CVI_SHIFT, CVI_MPY0, CVI_MPY1]>], [9, 7, 7, 7], [HVX_FWD, HVX_FWD, HVX_FWD]>, - // Used by Gather Pseudo Instructions which are expanded into - // V6_vgather* and V6_vS32b_new_ai. Even though these instructions - // use CVI_ST resource, it's not included below to avoid having more than - // 4 InstrStages and thus changing 'MaxResTerms' to 5. + // Used by gather pseudo-instructions which are expanded into V6_vgather* + // and V6_vS32b_new_ai. Even though these instructions use CVI_LD resource, + // it's not included below to avoid having more than 4 InstrStages and + // thus changing 'MaxResTerms' to 5. Instead, both SLOT0 and SLOT1 are + // used, which should be sufficient. InstrItinData <CVI_GATHER_PSEUDO, [InstrStage<1, [SLOT0], 0>, - InstrStage<1, [CVI_LD], 0>, InstrStage<1, [CVI_ST], 0>, + InstrStage<1, [SLOT1], 0>, + InstrStage<1, [CVI_ST], 0>, InstrStage<1, [CVI_MPY01, CVI_XLSHF]>]>]; } |