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-rw-r--r--llvm/include/llvm/Support/ELF.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/llvm/include/llvm/Support/ELF.h b/llvm/include/llvm/Support/ELF.h
index ef868ef075d..352fd8a5cde 100644
--- a/llvm/include/llvm/Support/ELF.h
+++ b/llvm/include/llvm/Support/ELF.h
@@ -740,6 +740,9 @@ enum : unsigned {
// This section holds Thread-Local Storage.
SHF_TLS = 0x400U,
+ // Identifies a section containing compressed data.
+ SHF_COMPRESSED = 0x800U,
+
// This section is excluded from the final executable or shared library.
SHF_EXCLUDE = 0x80000000U,
@@ -1315,6 +1318,30 @@ enum {
NT_GNU_BUILD_ID = 3
};
+// Compressed section header for ELF32.
+struct Elf32_Chdr {
+ Elf32_Word ch_type;
+ Elf32_Word ch_size;
+ Elf32_Word ch_addralign;
+};
+
+// Compressed section header for ELF64.
+struct Elf64_Chdr {
+ Elf64_Word ch_type;
+ Elf64_Word ch_reserved;
+ Elf64_Xword ch_size;
+ Elf64_Xword ch_addralign;
+};
+
+// Legal values for ch_type field of compressed section header.
+enum {
+ ELFCOMPRESS_ZLIB = 1, // ZLIB/DEFLATE algorithm.
+ ELFCOMPRESS_LOOS = 0x60000000, // Start of OS-specific.
+ ELFCOMPRESS_HIOS = 0x6fffffff, // End of OS-specific.
+ ELFCOMPRESS_LOPROC = 0x70000000, // Start of processor-specific.
+ ELFCOMPRESS_HIPROC = 0x7fffffff // End of processor-specific.
+};
+
} // end namespace ELF
} // end namespace llvm
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