76 lines
2.3 KiB
C++
76 lines
2.3 KiB
C++
//===---- aarch64.cpp - Generic JITLink aarch64 edge kinds, utilities -----===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// Generic utilities for graphs representing aarch64 objects.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/ExecutionEngine/JITLink/aarch64.h"
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#define DEBUG_TYPE "jitlink"
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namespace llvm {
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namespace jitlink {
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namespace aarch64 {
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const char NullPointerContent[8] = {0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00};
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const char PointerJumpStubContent[12] = {
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0x10, 0x00, 0x00, (char)0x90u, // ADRP x16, <imm>@page21
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0x10, 0x02, 0x40, (char)0xf9u, // LDR x16, [x16, <imm>@pageoff12]
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0x00, 0x02, 0x1f, (char)0xd6u // BR x16
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};
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const char *getEdgeKindName(Edge::Kind R) {
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switch (R) {
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case Pointer64:
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return "Pointer64";
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case Pointer32:
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return "Pointer32";
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case Delta64:
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return "Delta64";
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case Delta32:
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return "Delta32";
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case NegDelta64:
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return "NegDelta64";
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case NegDelta32:
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return "NegDelta32";
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case Branch26PCRel:
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return "Branch26PCRel";
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case MoveWide16:
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return "MoveWide16";
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case LDRLiteral19:
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return "LDRLiteral19";
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case Page21:
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return "Page21";
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case PageOffset12:
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return "PageOffset12";
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case RequestGOTAndTransformToPage21:
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return "RequestGOTAndTransformToPage21";
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case RequestGOTAndTransformToPageOffset12:
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return "RequestGOTAndTransformToPageOffset12";
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case RequestGOTAndTransformToDelta32:
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return "RequestGOTAndTransformToDelta32";
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case RequestTLVPAndTransformToPage21:
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return "RequestTLVPAndTransformToPage21";
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case RequestTLVPAndTransformToPageOffset12:
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return "RequestTLVPAndTransformToPageOffset12";
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case RequestTLSDescEntryAndTransformToPage21:
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return "RequestTLSDescEntryAndTransformToPage21";
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case RequestTLSDescEntryAndTransformToPageOffset12:
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return "RequestTLSDescEntryAndTransformToPageOffset12";
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default:
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return getGenericEdgeKindName(static_cast<Edge::Kind>(R));
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}
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}
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} // namespace aarch64
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} // namespace jitlink
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} // namespace llvm
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