diff options
Diffstat (limited to 'lib/Target/AArch64/MCTargetDesc/AArch64AsmBackend.cpp')
| -rw-r--r-- | lib/Target/AArch64/MCTargetDesc/AArch64AsmBackend.cpp | 42 |
1 files changed, 3 insertions, 39 deletions
diff --git a/lib/Target/AArch64/MCTargetDesc/AArch64AsmBackend.cpp b/lib/Target/AArch64/MCTargetDesc/AArch64AsmBackend.cpp index 0bc2f77..423da65 100644 --- a/lib/Target/AArch64/MCTargetDesc/AArch64AsmBackend.cpp +++ b/lib/Target/AArch64/MCTargetDesc/AArch64AsmBackend.cpp @@ -13,8 +13,8 @@ #include "llvm/ADT/Triple.h" #include "llvm/MC/MCAsmBackend.h" #include "llvm/MC/MCDirectives.h" -#include "llvm/MC/MCFixupKindInfo.h" #include "llvm/MC/MCELFObjectWriter.h" +#include "llvm/MC/MCFixupKindInfo.h" #include "llvm/MC/MCObjectWriter.h" #include "llvm/MC/MCSectionELF.h" #include "llvm/MC/MCSectionMachO.h" @@ -132,7 +132,7 @@ static uint64_t adjustFixupValue(unsigned Kind, uint64_t Value) { int64_t SignedValue = static_cast<int64_t>(Value); switch (Kind) { default: - assert(false && "Unknown fixup kind!"); + llvm_unreachable("Unknown fixup kind!"); case AArch64::fixup_aarch64_pcrel_adr_imm21: if (SignedValue > 2097151 || SignedValue < -2097152) report_fatal_error("fixup value out of range"); @@ -239,7 +239,7 @@ bool AArch64AsmBackend::fixupNeedsRelaxation(const MCFixup &Fixup, void AArch64AsmBackend::relaxInstruction(const MCInst &Inst, MCInst &Res) const { - assert(false && "AArch64AsmBackend::relaxInstruction() unimplemented"); + llvm_unreachable("AArch64AsmBackend::relaxInstruction() unimplemented"); } bool AArch64AsmBackend::writeNopData(uint64_t Count, MCObjectWriter *OW) const { @@ -317,42 +317,6 @@ public: MachO::CPU_SUBTYPE_ARM64_ALL); } - bool doesSectionRequireSymbols(const MCSection &Section) const override { - // Any section for which the linker breaks things into atoms needs to - // preserve symbols, including assembler local symbols, to identify - // those atoms. These sections are: - // Sections of type: - // - // S_CSTRING_LITERALS (e.g. __cstring) - // S_LITERAL_POINTERS (e.g. objc selector pointers) - // S_16BYTE_LITERALS, S_8BYTE_LITERALS, S_4BYTE_LITERALS - // - // Sections named: - // - // __TEXT,__eh_frame - // __TEXT,__ustring - // __DATA,__cfstring - // __DATA,__objc_classrefs - // __DATA,__objc_catlist - // - // FIXME: It would be better if the compiler used actual linker local - // symbols for each of these sections rather than preserving what - // are ostensibly assembler local symbols. - const MCSectionMachO &SMO = static_cast<const MCSectionMachO &>(Section); - return (SMO.getType() == MachO::S_CSTRING_LITERALS || - SMO.getType() == MachO::S_4BYTE_LITERALS || - SMO.getType() == MachO::S_8BYTE_LITERALS || - SMO.getType() == MachO::S_16BYTE_LITERALS || - SMO.getType() == MachO::S_LITERAL_POINTERS || - (SMO.getSegmentName() == "__TEXT" && - (SMO.getSectionName() == "__eh_frame" || - SMO.getSectionName() == "__ustring")) || - (SMO.getSegmentName() == "__DATA" && - (SMO.getSectionName() == "__cfstring" || - SMO.getSectionName() == "__objc_classrefs" || - SMO.getSectionName() == "__objc_catlist"))); - } - /// \brief Generate the compact unwind encoding from the CFI directives. uint32_t generateCompactUnwindEncoding( ArrayRef<MCCFIInstruction> Instrs) const override { |