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Remove code duplication for vtable loads and improve instruction naming to make

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bitcode with virtual calls easier to read.
This commit is contained in:
Frits van Bommel
2009-05-30 13:04:49 +02:00
parent a05ed9a171
commit da593c99dc
3 changed files with 12 additions and 20 deletions
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10
gen/classes.cpp
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@@ -514,7 +514,7 @@ LLValue* DtoIndexClass(LLValue* src, ClassDeclaration* cd, VarDeclaration* vd)
//////////////////////////////////////////////////////////////////////////////////////////
LLValue* DtoVirtualFunctionPointer(DValue* inst, FuncDeclaration* fdecl)
LLValue* DtoVirtualFunctionPointer(DValue* inst, FuncDeclaration* fdecl, char* name)
{
// sanity checks
assert(fdecl->isVirtual());
@@ -533,7 +533,9 @@ LLValue* DtoVirtualFunctionPointer(DValue* inst, FuncDeclaration* fdecl)
// load vtbl ptr
funcval = DtoLoad(funcval);
// index vtbl
funcval = DtoGEPi(funcval, 0, fdecl->vtblIndex, fdecl->toChars());
std::string vtblname = name;
vtblname.append("@vtbl");
funcval = DtoGEPi(funcval, 0, fdecl->vtblIndex, vtblname.c_str());
// load funcptr
funcval = DtoAlignedLoad(funcval);
@@ -542,6 +544,10 @@ LLValue* DtoVirtualFunctionPointer(DValue* inst, FuncDeclaration* fdecl)
// cast to final funcptr type
funcval = DtoBitCast(funcval, getPtrToType(DtoType(fdecl->type)));
// postpone naming until after casting to get the name in call instructions
funcval->setName(name);
if (Logger::enabled())
Logger::cout() << "funcval casted: " << *funcval << '\n';