PowerPC: Initial support for PowerPC64 MCJIT
This patch adds initial support for MCJIT for PPC64-elf-abi. The TOC
relocation and ODP handling is implemented.
It fixes the following ExecutionEngine testcases:
ExecutionEngine/2003-01-04-ArgumentBug.ll
ExecutionEngine/2003-01-04-LoopTest.ll
ExecutionEngine/2003-01-04-PhiTest.ll
ExecutionEngine/2003-01-09-SARTest.ll
ExecutionEngine/2003-01-10-FUCOM.ll
ExecutionEngine/2003-01-15-AlignmentTest.ll
ExecutionEngine/2003-05-11-PHIRegAllocBug.ll
ExecutionEngine/2003-06-04-bzip2-bug.ll
ExecutionEngine/2003-06-05-PHIBug.ll
ExecutionEngine/2003-08-15-AllocaAssertion.ll
ExecutionEngine/2003-08-21-EnvironmentTest.ll
ExecutionEngine/2003-08-23-RegisterAllocatePhysReg.ll
ExecutionEngine/2003-10-18-PHINode-ConstantExpr-CondCode-Failure.ll
ExecutionEngine/simplesttest.ll
ExecutionEngine/simpletest.ll
ExecutionEngine/stubs.ll
ExecutionEngine/test-arith.ll
ExecutionEngine/test-branch.ll
ExecutionEngine/test-call-no-external-funcs.ll
ExecutionEngine/test-cast.ll
ExecutionEngine/test-common-symbols.ll
ExecutionEngine/test-constantexpr.ll
ExecutionEngine/test-fp-no-external-funcs.ll
ExecutionEngine/test-fp.ll
ExecutionEngine/test-global-init-nonzero.ll
ExecutionEngine/test-global.ll
ExecutionEngine/test-loadstore.ll
ExecutionEngine/test-local.ll
ExecutionEngine/test-logical.ll
ExecutionEngine/test-loop.ll
ExecutionEngine/test-phi.ll
ExecutionEngine/test-ret.ll
ExecutionEngine/test-return.ll
ExecutionEngine/test-setcond-fp.ll
ExecutionEngine/test-setcond-int.ll
ExecutionEngine/test-shift.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166678 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
index a973340..45633e7 100644
--- a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
+++ b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
@@ -24,6 +24,8 @@
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/Format.h"
+#include "llvm/Support/Host.h"
+#include "llvm/Support/SwapByteOrder.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Support/system_error.h"
#include <map>
@@ -41,6 +43,9 @@
/// linker.
class SectionEntry {
public:
+ /// Name - section name.
+ StringRef Name;
+
/// Address - address in the linker's memory where the section resides.
uint8_t *Address;
@@ -61,9 +66,9 @@
/// for calculating relocations in some object formats (like MachO).
uintptr_t ObjAddress;
- SectionEntry(uint8_t *address, size_t size, uintptr_t stubOffset,
- uintptr_t objAddress)
- : Address(address), Size(size), LoadAddress((uintptr_t)address),
+ SectionEntry(StringRef name, uint8_t *address, size_t size,
+ uintptr_t stubOffset, uintptr_t objAddress)
+ : Name(name), Address(address), Size(size), LoadAddress((uintptr_t)address),
StubOffset(stubOffset), ObjAddress(objAddress) {}
};
@@ -163,6 +168,8 @@
return 8; // 32-bit instruction and 32-bit address
else if (Arch == Triple::mipsel)
return 16;
+ else if (Arch == Triple::ppc64)
+ return 44;
else
return 0;
}
@@ -185,6 +192,35 @@
return (uint8_t*)Sections[SectionID].Address;
}
+ void writeInt16BE(uint8_t *Addr, uint16_t Value) {
+ if (sys::isLittleEndianHost())
+ Value = sys::SwapByteOrder(Value);
+ *Addr = (Value >> 8) & 0xFF;
+ *(Addr+1) = Value & 0xFF;
+ }
+
+ void writeInt32BE(uint8_t *Addr, uint32_t Value) {
+ if (sys::isLittleEndianHost())
+ Value = sys::SwapByteOrder(Value);
+ *Addr = (Value >> 24) & 0xFF;
+ *(Addr+1) = (Value >> 16) & 0xFF;
+ *(Addr+2) = (Value >> 8) & 0xFF;
+ *(Addr+3) = Value & 0xFF;
+ }
+
+ void writeInt64BE(uint8_t *Addr, uint64_t Value) {
+ if (sys::isLittleEndianHost())
+ Value = sys::SwapByteOrder(Value);
+ *Addr = (Value >> 56) & 0xFF;
+ *(Addr+1) = (Value >> 48) & 0xFF;
+ *(Addr+2) = (Value >> 40) & 0xFF;
+ *(Addr+3) = (Value >> 32) & 0xFF;
+ *(Addr+4) = (Value >> 24) & 0xFF;
+ *(Addr+5) = (Value >> 16) & 0xFF;
+ *(Addr+6) = (Value >> 8) & 0xFF;
+ *(Addr+7) = Value & 0xFF;
+ }
+
/// \brief Given the common symbols discovered in the object file, emit a
/// new section for them and update the symbol mappings in the object and
/// symbol table.