LLVM  9.0.0svn
RISCVFixupKinds.h
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1 //===-- RISCVFixupKinds.h - RISCV 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_RISCV_MCTARGETDESC_RISCVFIXUPKINDS_H
10 #define LLVM_LIB_TARGET_RISCV_MCTARGETDESC_RISCVFIXUPKINDS_H
11 
12 #include "llvm/MC/MCFixup.h"
13 
14 #undef RISCV
15 
16 namespace llvm {
17 namespace RISCV {
18 enum Fixups {
19  // fixup_riscv_hi20 - 20-bit fixup corresponding to hi(foo) for
20  // instructions like lui
22  // fixup_riscv_lo12_i - 12-bit fixup corresponding to lo(foo) for
23  // instructions like addi
25  // fixup_riscv_lo12_s - 12-bit fixup corresponding to lo(foo) for
26  // the S-type store instructions
28  // fixup_riscv_pcrel_hi20 - 20-bit fixup corresponding to pcrel_hi(foo) for
29  // instructions like auipc
31  // fixup_riscv_pcrel_lo12_i - 12-bit fixup corresponding to pcrel_lo(foo) for
32  // instructions like addi
34  // fixup_riscv_pcrel_lo12_s - 12-bit fixup corresponding to pcrel_lo(foo) for
35  // the S-type store instructions
37  // fixup_riscv_got_hi20 - 20-bit fixup corresponding to got_pcrel_hi(foo) for
38  // instructions like auipc
40  // fixup_riscv_tprel_hi20 - 20-bit fixup corresponding to tprel_hi(foo) for
41  // instructions like lui
43  // fixup_riscv_tprel_lo12_i - 12-bit fixup corresponding to tprel_lo(foo) for
44  // instructions like addi
46  // fixup_riscv_tprel_lo12_s - 12-bit fixup corresponding to tprel_lo(foo) for
47  // the S-type store instructions
49  // fixup_riscv_tprel_add - A fixup corresponding to %tprel_add(foo) for the
50  // add_tls instruction. Used to provide a hint to the linker.
52  // fixup_riscv_tls_got_hi20 - 20-bit fixup corresponding to
53  // tls_ie_pcrel_hi(foo) for instructions like auipc
55  // fixup_riscv_tls_gd_hi20 - 20-bit fixup corresponding to
56  // tls_gd_pcrel_hi(foo) for instructions like auipc
58  // fixup_riscv_jal - 20-bit fixup for symbol references in the jal
59  // instruction
61  // fixup_riscv_branch - 12-bit fixup for symbol references in the branch
62  // instructions
64  // fixup_riscv_rvc_jump - 11-bit fixup for symbol references in the
65  // compressed jump instruction
67  // fixup_riscv_rvc_branch - 8-bit fixup for symbol references in the
68  // compressed branch instruction
70  // fixup_riscv_call - A fixup representing a call attached to the auipc
71  // instruction in a pair composed of adjacent auipc+jalr instructions.
73  // fixup_riscv_call_plt - A fixup representing a procedure linkage table call
74  // attached to the auipc instruction in a pair composed of adjacent auipc+jalr
75  // instructions.
77  // fixup_riscv_relax - Used to generate an R_RISCV_RELAX relocation type,
78  // which indicates the linker may relax the instruction pair.
80  // fixup_riscv_align - Used to generate an R_RISCV_ALIGN relocation type,
81  // which indicates the linker should fixup the alignment after linker
82  // relaxation.
84 
85  // fixup_riscv_invalid - used as a sentinel and a marker, must be last fixup
88 };
89 } // end namespace RISCV
90 } // end namespace llvm
91 
92 #endif
This class represents lattice values for constants.
Definition: AllocatorList.h:23