Add support for byval function whose argument is not 32 bit aligned.

[oota-llvm.git] / lib / CodeGen / MachOWriter.cpp

diff --git a/lib/CodeGen/MachOWriter.cpp b/lib/CodeGen/MachOWriter.cpp
index 5164103d273f991296c5db90ddb771fbaf4c186e..0c743759da6c0aef0a4e80fc01edba2e1f9c514e 100644 (file)
--- a/lib/CodeGen/MachOWriter.cpp
+++ b/lib/CodeGen/MachOWriter.cpp
@@ -317,7 +317,9 @@ void MachOCodeEmitter::emitJumpTables(MachineJumpTableInfo *MJTI) {
 //                          MachOWriter Implementation
 //===----------------------------------------------------------------------===//
 
-MachOWriter::MachOWriter(std::ostream &o, TargetMachine &tm) : O(o), TM(tm) {
+char MachOWriter::ID = 0;
+MachOWriter::MachOWriter(std::ostream &o, TargetMachine &tm) 
+  : MachineFunctionPass((intptr_t)&ID), O(o), TM(tm) {
   is64Bit = TM.getTargetData()->getPointerSizeInBits() == 64;
   isLittleEndian = TM.getTargetData()->isLittleEndian();
 
@@ -859,7 +861,8 @@ void MachOWriter::InitMem(const Constant *C, void *Addr, intptr_t Offset,
         break;
       }
       case Type::FloatTyID: {
-        uint64_t val = FloatToBits(cast<ConstantFP>(PC)->getValue());
+        uint32_t val = cast<ConstantFP>(PC)->getValueAPF().convertToAPInt().
+                        getZExtValue();
         if (TD->isBigEndian())
           val = ByteSwap_32(val);
         ptr[0] = val;
@@ -869,7 +872,8 @@ void MachOWriter::InitMem(const Constant *C, void *Addr, intptr_t Offset,
         break;
       }
       case Type::DoubleTyID: {
-        uint64_t val = DoubleToBits(cast<ConstantFP>(PC)->getValue());
+        uint64_t val = cast<ConstantFP>(PC)->getValueAPF().convertToAPInt().
+                         getZExtValue();
         if (TD->isBigEndian())
           val = ByteSwap_64(val);
         ptr[0] = val;