llvm-project/llvm/lib/Target/AArch64/MCTargetDesc/AArch64FixupKinds.h

70 lines
2.2 KiB
C++

//===-- AArch64FixupKinds.h - AArch64 Specific Fixup Entries ----*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_AARCH64_MCTARGETDESC_AARCH64FIXUPKINDS_H
#define LLVM_LIB_TARGET_AARCH64_MCTARGETDESC_AARCH64FIXUPKINDS_H
#include "llvm/MC/MCFixup.h"
namespace llvm {
namespace AArch64 {
enum Fixups {
// A 21-bit pc-relative immediate inserted into an ADR instruction.
fixup_aarch64_pcrel_adr_imm21 = FirstTargetFixupKind,
// A 21-bit pc-relative immediate inserted into an ADRP instruction.
fixup_aarch64_pcrel_adrp_imm21,
// 12-bit fixup for add/sub instructions. No alignment adjustment. All value
// bits are encoded.
fixup_aarch64_add_imm12,
// unsigned 12-bit fixups for load and store instructions.
fixup_aarch64_ldst_imm12_scale1,
fixup_aarch64_ldst_imm12_scale2,
fixup_aarch64_ldst_imm12_scale4,
fixup_aarch64_ldst_imm12_scale8,
fixup_aarch64_ldst_imm12_scale16,
// The high 19 bits of a 21-bit pc-relative immediate. Same encoding as
// fixup_aarch64_pcrel_adrhi, except this is used by pc-relative loads and
// generates relocations directly when necessary.
fixup_aarch64_ldr_pcrel_imm19,
// FIXME: comment
fixup_aarch64_movw,
// The high 14 bits of a 21-bit pc-relative immediate.
fixup_aarch64_pcrel_branch14,
// The high 19 bits of a 21-bit pc-relative immediate. Same encoding as
// fixup_aarch64_pcrel_adrhi, except this is use by b.cc and generates
// relocations directly when necessary.
fixup_aarch64_pcrel_branch19,
// The high 26 bits of a 28-bit pc-relative immediate.
fixup_aarch64_pcrel_branch26,
// The high 26 bits of a 28-bit pc-relative immediate. Distinguished from
// branch26 only on ELF.
fixup_aarch64_pcrel_call26,
// zero-space placeholder for the ELF R_AARCH64_TLSDESC_CALL relocation.
fixup_aarch64_tlsdesc_call,
// Marker
LastTargetFixupKind,
NumTargetFixupKinds = LastTargetFixupKind - FirstTargetFixupKind
};
} // end namespace AArch64
} // end namespace llvm
#endif