forked from OSchip/llvm-project
parent
79d21c2a74
commit
920fa14011
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@ -15,55 +15,47 @@
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namespace llvm {
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namespace ARM {
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enum Fixups {
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// fixup_arm_ldst_pcrel_12 - 12-bit PC relative relocation for symbol
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// addresses
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// 12-bit PC relative relocation for symbol addresses
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fixup_arm_ldst_pcrel_12 = FirstTargetFixupKind,
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// fixup_t2_ldst_pcrel_12 - Equivalent to fixup_arm_ldst_pcrel_12, with
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// the 16-bit halfwords reordered.
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// Equivalent to fixup_arm_ldst_pcrel_12, with the 16-bit halfwords reordered.
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fixup_t2_ldst_pcrel_12,
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// fixup_arm_pcrel_10_unscaled - 10-bit PC relative relocation for symbol
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// addresses used in LDRD/LDRH/LDRB/etc. instructions. All bits are encoded.
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// 10-bit PC relative relocation for symbol addresses used in
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// LDRD/LDRH/LDRB/etc. instructions. All bits are encoded.
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fixup_arm_pcrel_10_unscaled,
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// fixup_arm_pcrel_10 - 10-bit PC relative relocation for symbol addresses
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// used in VFP instructions where the lower 2 bits are not encoded
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// (so it's encoded as an 8-bit immediate).
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// 10-bit PC relative relocation for symbol addresses used in VFP instructions
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// where the lower 2 bits are not encoded (so it's encoded as an 8-bit
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// immediate).
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fixup_arm_pcrel_10,
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// fixup_t2_pcrel_10 - Equivalent to fixup_arm_pcrel_10, accounting for
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// the short-swapped encoding of Thumb2 instructions.
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// Equivalent to fixup_arm_pcrel_10, accounting for the short-swapped encoding
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// of Thumb2 instructions.
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fixup_t2_pcrel_10,
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// fixup_arm_pcrel_9 - 9-bit PC relative relocation for symbol addresses
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// used in VFP instructions where bit 0 not encoded (so it's encoded as an
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// 8-bit immediate).
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// 9-bit PC relative relocation for symbol addresses used in VFP instructions
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// where bit 0 not encoded (so it's encoded as an 8-bit immediate).
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fixup_arm_pcrel_9,
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// fixup_t2_pcrel_9 - Equivalent to fixup_arm_pcrel_9, accounting for
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// the short-swapped encoding of Thumb2 instructions.
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// Equivalent to fixup_arm_pcrel_9, accounting for the short-swapped encoding
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// of Thumb2 instructions.
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fixup_t2_pcrel_9,
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// fixup_thumb_adr_pcrel_10 - 10-bit PC relative relocation for symbol
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// addresses where the lower 2 bits are not encoded (so it's encoded as an
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// 8-bit immediate).
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// 10-bit PC relative relocation for symbol addresses where the lower 2 bits
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// are not encoded (so it's encoded as an 8-bit immediate).
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fixup_thumb_adr_pcrel_10,
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// fixup_arm_adr_pcrel_12 - 12-bit PC relative relocation for the ADR
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// instruction.
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// 12-bit PC relative relocation for the ADR instruction.
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fixup_arm_adr_pcrel_12,
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// fixup_t2_adr_pcrel_12 - 12-bit PC relative relocation for the ADR
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// instruction.
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// 12-bit PC relative relocation for the ADR instruction.
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fixup_t2_adr_pcrel_12,
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// fixup_arm_condbranch - 24-bit PC relative relocation for conditional branch
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// instructions.
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// 24-bit PC relative relocation for conditional branch instructions.
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fixup_arm_condbranch,
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// fixup_arm_uncondbranch - 24-bit PC relative relocation for
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// branch instructions. (unconditional)
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// 24-bit PC relative relocation for branch instructions. (unconditional)
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fixup_arm_uncondbranch,
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// fixup_t2_condbranch - 20-bit PC relative relocation for Thumb2 direct
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// uconditional branch instructions.
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// 20-bit PC relative relocation for Thumb2 direct uconditional branch
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// instructions.
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fixup_t2_condbranch,
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// fixup_t2_uncondbranch - 20-bit PC relative relocation for Thumb2 direct
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// branch unconditional branch instructions.
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// 20-bit PC relative relocation for Thumb2 direct branch unconditional branch
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// instructions.
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fixup_t2_uncondbranch,
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// fixup_arm_thumb_br - 12-bit fixup for Thumb B instructions.
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// 12-bit fixup for Thumb B instructions.
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fixup_arm_thumb_br,
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// The following fixups handle the ARM BL instructions. These can be
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@ -75,42 +67,41 @@ enum Fixups {
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// MachO does not draw a distinction between the two cases, so it will treat
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// fixup_arm_uncondbl and fixup_arm_condbl as identical fixups.
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// fixup_arm_uncondbl - Fixup for unconditional ARM BL instructions.
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// Fixup for unconditional ARM BL instructions.
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fixup_arm_uncondbl,
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// fixup_arm_condbl - Fixup for ARM BL instructions with nontrivial
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// conditionalisation.
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// Fixup for ARM BL instructions with nontrivial conditionalisation.
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fixup_arm_condbl,
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// fixup_arm_blx - Fixup for ARM BLX instructions.
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// Fixup for ARM BLX instructions.
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fixup_arm_blx,
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// fixup_arm_thumb_bl - Fixup for Thumb BL instructions.
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// Fixup for Thumb BL instructions.
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fixup_arm_thumb_bl,
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// fixup_arm_thumb_blx - Fixup for Thumb BLX instructions.
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// Fixup for Thumb BLX instructions.
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fixup_arm_thumb_blx,
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// fixup_arm_thumb_cb - Fixup for Thumb branch instructions.
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// Fixup for Thumb branch instructions.
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fixup_arm_thumb_cb,
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// fixup_arm_thumb_cp - Fixup for Thumb load/store from constant pool instrs.
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// Fixup for Thumb load/store from constant pool instrs.
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fixup_arm_thumb_cp,
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// fixup_arm_thumb_bcc - Fixup for Thumb conditional branching instructions.
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// Fixup for Thumb conditional branching instructions.
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fixup_arm_thumb_bcc,
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// The next two are for the movt/movw pair
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// the 16bit imm field are split into imm{15-12} and imm{11-0}
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fixup_arm_movt_hi16, // :upper16:
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fixup_arm_movw_lo16, // :lower16:
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fixup_t2_movt_hi16, // :upper16:
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fixup_t2_movw_lo16, // :lower16:
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fixup_t2_movt_hi16, // :upper16:
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fixup_t2_movw_lo16, // :lower16:
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// fixup_arm_mod_imm - Fixup for mod_imm
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// Fixup for mod_imm
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fixup_arm_mod_imm,
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// fixup_t2_so_imm - Fixup for Thumb2 8-bit rotated operand
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// Fixup for Thumb2 8-bit rotated operand
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fixup_t2_so_imm,
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// Marker
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@ -118,6 +109,6 @@ enum Fixups {
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NumTargetFixupKinds = LastTargetFixupKind - FirstTargetFixupKind
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};
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}
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}
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} // namespace llvm
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#endif
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