[GlobalISel] Re-apply r260922-260923 with MSVC-friendly code.

Original message:
Get rid of the ifdefs in TargetLowering.
Introduce a new API used only by GlobalISel: CallLowering.
This API will contain target hooks dedicated to call lowering.

llvm-svn: 260998

1 files changed, 5 insertions, 5 deletions

diff --git a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
index ffbda5ba591..8b9a5b5bf04 100644
--- a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
@@ -13,6 +13,7 @@
 #include "llvm/CodeGen/GlobalISel/IRTranslator.h"
 
 #include "llvm/ADT/SmallVector.h"
+#include "llvm/CodeGen/GlobalISel/CallLowering.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/IR/Constant.h"
@@ -75,8 +76,7 @@ bool IRTranslator::translateReturn(const Instruction &Inst) {
   // The target may mess up with the insertion point, but
   // this is not important as a return is the last instruction
   // of the block anyway.
-  return TLI->LowerReturn(MIRBuilder, Ret,
-                          !Ret ? 0 : getOrCreateVReg(Ret));
+  return CLI->LowerReturn(MIRBuilder, Ret, !Ret ? 0 : getOrCreateVReg(Ret));
 }
 
 bool IRTranslator::translate(const Instruction &Inst) {
@@ -104,7 +104,7 @@ bool IRTranslator::runOnMachineFunction(MachineFunction &MF) {
   const Function &F = *MF.getFunction();
   if (F.empty())
     return false;
-  TLI = MF.getSubtarget().getTargetLowering();
+  CLI = MF.getSubtarget().getCallLowering();
   MIRBuilder.setFunction(MF);
   MRI = &MF.getRegInfo();
   // Setup the arguments.
@@ -113,8 +113,8 @@ bool IRTranslator::runOnMachineFunction(MachineFunction &MF) {
   SmallVector<unsigned, 8> VRegArgs;
   for (const Argument &Arg: F.args())
     VRegArgs.push_back(getOrCreateVReg(&Arg));
-  bool Succeeded = TLI->LowerFormalArguments(MIRBuilder, F.getArgumentList(),
-                                             VRegArgs);
+  bool Succeeded =
+      CLI->LowerFormalArguments(MIRBuilder, F.getArgumentList(), VRegArgs);
   if (!Succeeded)
     report_fatal_error("Unable to lower arguments");