diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2023-12-18 20:30:12 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2024-04-06 20:11:55 +0000 |
| commit | 5f757f3ff9144b609b3c433dfd370cc6bdc191ad (patch) | |
| tree | 1b4e980b866cd26a00af34c0a653eb640bd09caf /contrib/llvm-project/llvm/lib/BinaryFormat/Magic.cpp | |
| parent | 3e1c8a35f741a5d114d0ba670b15191355711fe9 (diff) | |
| parent | 312c0ed19cc5276a17bacf2120097bec4515b0f1 (diff) | |
Diffstat (limited to 'contrib/llvm-project/llvm/lib/BinaryFormat/Magic.cpp')
| -rw-r--r-- | contrib/llvm-project/llvm/lib/BinaryFormat/Magic.cpp | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/contrib/llvm-project/llvm/lib/BinaryFormat/Magic.cpp b/contrib/llvm-project/llvm/lib/BinaryFormat/Magic.cpp index 025334f9f3f4..45a0b7e11452 100644 --- a/contrib/llvm-project/llvm/lib/BinaryFormat/Magic.cpp +++ b/contrib/llvm-project/llvm/lib/BinaryFormat/Magic.cpp @@ -26,7 +26,7 @@ using namespace llvm::sys::fs; template <size_t N> static bool startswith(StringRef Magic, const char (&S)[N]) { - return Magic.startswith(StringRef(S, N - 1)); + return Magic.starts_with(StringRef(S, N - 1)); } /// Identify the magic in magic. @@ -72,6 +72,14 @@ file_magic llvm::identify_magic(StringRef Magic) { case 0x03: if (startswith(Magic, "\x03\xF0\x00")) return file_magic::goff_object; + // SPIR-V format in little-endian mode. + if (startswith(Magic, "\x03\x02\x23\x07")) + return file_magic::spirv_object; + break; + + case 0x07: // SPIR-V format in big-endian mode. + if (startswith(Magic, "\x07\x23\x02\x03")) + return file_magic::spirv_object; break; case 0x10: @@ -87,6 +95,10 @@ file_magic llvm::identify_magic(StringRef Magic) { if (startswith(Magic, "BC\xC0\xDE")) return file_magic::bitcode; break; + case 'C': + if (startswith(Magic, "CCOB")) + return file_magic::offload_bundle_compressed; + break; case '!': if (startswith(Magic, "!<arch>\n") || startswith(Magic, "!<thin>\n")) return file_magic::archive; @@ -213,11 +225,11 @@ file_magic llvm::identify_magic(StringRef Magic) { if (startswith(Magic, "MZ") && Magic.size() >= 0x3c + 4) { uint32_t off = read32le(Magic.data() + 0x3c); // PE/COFF file, either EXE or DLL. - if (Magic.substr(off).startswith( + if (Magic.substr(off).starts_with( StringRef(COFF::PEMagic, sizeof(COFF::PEMagic)))) return file_magic::pecoff_executable; } - if (Magic.startswith("Microsoft C/C++ MSF 7.00\r\n")) + if (Magic.starts_with("Microsoft C/C++ MSF 7.00\r\n")) return file_magic::pdb; if (startswith(Magic, "MDMP")) return file_magic::minidump; @@ -251,6 +263,13 @@ file_magic llvm::identify_magic(StringRef Magic) { return file_magic::coff_object; break; + case '_': { + const char OBMagic[] = "__CLANG_OFFLOAD_BUNDLE__"; + if (Magic.size() >= sizeof(OBMagic) && startswith(Magic, OBMagic)) + return file_magic::offload_bundle; + break; + } + default: break; } |