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Use llvm_unreachable instead of assert(0).

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Also removed some unused functions.
This commit is contained in:
David Nadlinger
2013-02-07 03:38:15 +01:00
parent 28a65ff689
commit 8ff3a8060a
18 changed files with 68 additions and 166 deletions
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46
gen/tollvm.cpp
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@@ -74,6 +74,9 @@ llvm::Attributes DtoShouldExtend(Type* type)
#else
return llvm::Attribute::ZExt;
#endif
default:
// Do not extend.
break;
}
}
#if LDC_LLVM_VER >= 303
@@ -221,8 +224,7 @@ LLType* DtoType(Type* t)
*/
default:
printf("trying to convert unknown type '%s' with value %d\n", t->toChars(), t->ty);
assert(0);
llvm_unreachable("Unknown class of D Type!");
}
return 0;
}
@@ -363,7 +365,7 @@ LLGlobalValue::LinkageTypes DtoLinkage(Dsymbol* sym)
}
else
{
assert(0 && "not global/function");
llvm_unreachable("not global/function");
}
// If the function needs to be defined in the current module, check if it
@@ -463,40 +465,6 @@ llvm::GlobalValue::LinkageTypes DtoExternalLinkage(Dsymbol* sym)
//////////////////////////////////////////////////////////////////////////////////////////
LLValue* DtoPointedType(LLValue* ptr, LLValue* val)
{
LLType* ptrTy = ptr->getType()->getContainedType(0);
LLType* valTy = val->getType();
// ptr points to val's type
if (ptrTy == valTy)
{
return val;
}
// ptr is integer pointer
else if (ptrTy->isIntegerTy())
{
// val is integer
assert(valTy->isIntegerTy());
LLIntegerType* pt = llvm::cast<LLIntegerType>(ptrTy);
LLIntegerType* vt = llvm::cast<LLIntegerType>(valTy);
if (pt->getBitWidth() < vt->getBitWidth()) {
return new llvm::TruncInst(val, pt, "tmp", gIR->scopebb());
}
else
assert(0);
}
// something else unsupported
else
{
if (Logger::enabled())
Logger::cout() << *ptrTy << '|' << *valTy << '\n';
assert(0);
}
return 0;
}
//////////////////////////////////////////////////////////////////////////////////////////
LLIntegerType* DtoSize_t()
{
// the type of size_t does not change once set
@@ -686,9 +654,9 @@ LLConstant* DtoConstFP(Type* t, longdouble value)
#else
return LLConstantFP::get(gIR->context(), APFloat(APInt(128, 2, bits)));
#endif
} else {
assert(0 && "Unknown floating point type encountered");
}
llvm_unreachable("Unknown floating point type encountered");
}
//////////////////////////////////////////////////////////////////////////////////////////