LLVM  9.0.0svn
AArch64FixupKinds.h
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1 //===-- AArch64FixupKinds.h - AArch64 Specific Fixup Entries ----*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLVM_LIB_TARGET_AARCH64_MCTARGETDESC_AARCH64FIXUPKINDS_H
10 #define LLVM_LIB_TARGET_AARCH64_MCTARGETDESC_AARCH64FIXUPKINDS_H
11 
12 #include "llvm/MC/MCFixup.h"
13 
14 namespace llvm {
15 namespace AArch64 {
16 
17 enum Fixups {
18  // A 21-bit pc-relative immediate inserted into an ADR instruction.
20 
21  // A 21-bit pc-relative immediate inserted into an ADRP instruction.
23 
24  // 12-bit fixup for add/sub instructions. No alignment adjustment. All value
25  // bits are encoded.
27 
28  // unsigned 12-bit fixups for load and store instructions.
34 
35  // The high 19 bits of a 21-bit pc-relative immediate. Same encoding as
36  // fixup_aarch64_pcrel_adrhi, except this is used by pc-relative loads and
37  // generates relocations directly when necessary.
39 
40  // FIXME: comment
42 
43  // The high 14 bits of a 21-bit pc-relative immediate.
45 
46  // The high 19 bits of a 21-bit pc-relative immediate. Same encoding as
47  // fixup_aarch64_pcrel_adrhi, except this is use by b.cc and generates
48  // relocations directly when necessary.
50 
51  // The high 26 bits of a 28-bit pc-relative immediate.
53 
54  // The high 26 bits of a 28-bit pc-relative immediate. Distinguished from
55  // branch26 only on ELF.
57 
58  // zero-space placeholder for the ELF R_AARCH64_TLSDESC_CALL relocation.
60 
61  // Marker
64 };
65 
66 } // end namespace AArch64
67 } // end namespace llvm
68 
69 #endif
This class represents lattice values for constants.
Definition: AllocatorList.h:23