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author | Andrew Kaylor <andrew.kaylor@intel.com> | 2013-10-15 21:32:56 +0000 |
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committer | Andrew Kaylor <andrew.kaylor@intel.com> | 2013-10-15 21:32:56 +0000 |
commit | 72be32c6332ff9dd38b989d5a0dd80f40996dd10 (patch) | |
tree | 142a5984fac30d2f81d0b1f7ecde3b73f4455740 /lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h | |
parent | 977ce007ad49f122f8132a042ddb6b2c0fd53491 (diff) | |
download | llvm-72be32c6332ff9dd38b989d5a0dd80f40996dd10.tar.gz llvm-72be32c6332ff9dd38b989d5a0dd80f40996dd10.tar.bz2 llvm-72be32c6332ff9dd38b989d5a0dd80f40996dd10.tar.xz |
Separating ELF and MachO stub info functions for RuntimeDyld
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192737 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h')
-rw-r--r-- | lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h index ab6b8bdaf3..058078b0f3 100644 --- a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h +++ b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h @@ -82,6 +82,30 @@ class RuntimeDyldELF : public RuntimeDyldImpl { uint32_t Type, int64_t Addend); + unsigned getMaxStubSize() { + if (Arch == Triple::aarch64) + return 20; // movz; movk; movk; movk; br + if (Arch == Triple::arm || Arch == Triple::thumb) + return 8; // 32-bit instruction and 32-bit address + else if (Arch == Triple::mipsel || Arch == Triple::mips) + return 16; + else if (Arch == Triple::ppc64 || Arch == Triple::ppc64le) + return 44; + else if (Arch == Triple::x86_64) + return 6; // 2-byte jmp instruction + 32-bit relative address + else if (Arch == Triple::systemz) + return 16; + else + return 0; + } + + unsigned getStubAlignment() { + if (Arch == Triple::systemz) + return 8; + else + return 1; + } + uint64_t findPPC64TOC() const; void findOPDEntrySection(ObjectImage &Obj, ObjSectionToIDMap &LocalSections, |