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Fixing some host==target assumptions in RuntimeDyld

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192732 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Kaylor 2013-10-15 20:44:55 +00:00
parent 73df4b9f57
commit ab950f5f33
2 changed files with 6 additions and 3 deletions
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2
lib/ExecutionEngine/RuntimeDyld/RuntimeDyld.cpp
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@ -74,7 +74,9 @@ ObjectImage *RuntimeDyldImpl::loadObject(ObjectBuffer *InputBuffer) {
if (!obj)
report_fatal_error("Unable to create object image from memory buffer!");
// Save information about our target
Arch = (Triple::ArchType)obj->getArch();
IsTargetLittleEndian = obj->getObjectFile()->isLittleEndian();
// Symbols found in this object
StringMap<SymbolLoc> LocalSymbols;

7
lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
View File

@ -184,6 +184,7 @@ protected:
typedef std::map<RelocationValueRef, uintptr_t> StubMap;
Triple::ArchType Arch;
bool IsTargetLittleEndian;
inline unsigned getMaxStubSize() {
if (Arch == Triple::aarch64)
@ -228,14 +229,14 @@ protected:
}
void writeInt16BE(uint8_t *Addr, uint16_t Value) {
if (sys::IsLittleEndianHost)
if (IsTargetLittleEndian)
Value = sys::SwapByteOrder(Value);
*Addr = (Value >> 8) & 0xFF;
*(Addr+1) = Value & 0xFF;
}
void writeInt32BE(uint8_t *Addr, uint32_t Value) {
if (sys::IsLittleEndianHost)
if (IsTargetLittleEndian)
Value = sys::SwapByteOrder(Value);
*Addr = (Value >> 24) & 0xFF;
*(Addr+1) = (Value >> 16) & 0xFF;
@ -244,7 +245,7 @@ protected:
}
void writeInt64BE(uint8_t *Addr, uint64_t Value) {
if (sys::IsLittleEndianHost)
if (IsTargetLittleEndian)
Value = sys::SwapByteOrder(Value);
*Addr = (Value >> 56) & 0xFF;
*(Addr+1) = (Value >> 48) & 0xFF;