Author: vsapsai
Date: Thu Nov  1 14:57:05 2018
New Revision: 345897

URL: http://llvm.org/viewvc/llvm-project?rev=345897&view=rev
Log:
[CodeGen] Move `emitConstant` from ScalarExprEmitter to CodeGenFunction. NFC.

The goal is to use `emitConstant` in more places. Didn't move
`ComplexExprEmitter::emitConstant` because it returns a different type.

Reviewers: rjmccall, ahatanak

Reviewed By: rjmccall

Subscribers: dexonsmith, erik.pilkington, cfe-commits

Differential Revision: https://reviews.llvm.org/D53725

Modified:
    cfe/trunk/lib/CodeGen/CGExpr.cpp
    cfe/trunk/lib/CodeGen/CGExprScalar.cpp
    cfe/trunk/lib/CodeGen/CodeGenFunction.h

Modified: cfe/trunk/lib/CodeGen/CGExpr.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGExpr.cpp?rev=345897&r1=345896&r2=345897&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGExpr.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGExpr.cpp Thu Nov  1 14:57:05 2018
@@ -1491,6 +1491,16 @@ CodeGenFunction::tryEmitAsConstant(const
   return ConstantEmission();
 }
 
+llvm::Value *CodeGenFunction::emitScalarConstant(
+    const CodeGenFunction::ConstantEmission &Constant, Expr *E) {
+  assert(Constant && "not a constant");
+  if (Constant.isReference())
+    return EmitLoadOfLValue(Constant.getReferenceLValue(*this, E),
+                            E->getExprLoc())
+        .getScalarVal();
+  return Constant.getValue();
+}
+
 llvm::Value *CodeGenFunction::EmitLoadOfScalar(LValue lvalue,
                                                SourceLocation Loc) {
   return EmitLoadOfScalar(lvalue.getAddress(), lvalue.isVolatile(),

Modified: cfe/trunk/lib/CodeGen/CGExprScalar.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGExprScalar.cpp?rev=345897&r1=345896&r2=345897&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGExprScalar.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGExprScalar.cpp Thu Nov  1 14:57:05 2018
@@ -466,19 +466,10 @@ public:
     return CGF.getOrCreateOpaqueRValueMapping(E).getScalarVal();
   }
 
-  Value *emitConstant(const CodeGenFunction::ConstantEmission &Constant,
-                      Expr *E) {
-    assert(Constant && "not a constant");
-    if (Constant.isReference())
-      return EmitLoadOfLValue(Constant.getReferenceLValue(CGF, E),
-                              E->getExprLoc());
-    return Constant.getValue();
-  }
-
   // l-values.
   Value *VisitDeclRefExpr(DeclRefExpr *E) {
     if (CodeGenFunction::ConstantEmission Constant = CGF.tryEmitAsConstant(E))
-      return emitConstant(Constant, E);
+      return CGF.emitScalarConstant(Constant, E);
     return EmitLoadOfLValue(E);
   }
 
@@ -1714,7 +1705,7 @@ Value *ScalarExprEmitter::VisitConvertVe
 Value *ScalarExprEmitter::VisitMemberExpr(MemberExpr *E) {
   if (CodeGenFunction::ConstantEmission Constant = CGF.tryEmitAsConstant(E)) {
     CGF.EmitIgnoredExpr(E->getBase());
-    return emitConstant(Constant, E);
+    return CGF.emitScalarConstant(Constant, E);
   } else {
     llvm::APSInt Value;
     if (E->EvaluateAsInt(Value, CGF.getContext(), Expr::SE_AllowSideEffects)) {

Modified: cfe/trunk/lib/CodeGen/CodeGenFunction.h
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CodeGenFunction.h?rev=345897&r1=345896&r2=345897&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CodeGenFunction.h (original)
+++ cfe/trunk/lib/CodeGen/CodeGenFunction.h Thu Nov  1 14:57:05 2018
@@ -3524,6 +3524,7 @@ public:
 
   ConstantEmission tryEmitAsConstant(DeclRefExpr *refExpr);
   ConstantEmission tryEmitAsConstant(const MemberExpr *ME);
+  llvm::Value *emitScalarConstant(const ConstantEmission &Constant, Expr *E);
 
   RValue EmitPseudoObjectRValue(const PseudoObjectExpr *e,
                                 AggValueSlot slot = AggValueSlot::ignored());


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