mirrors/ldc
1
0
Fork 0
mirror of https://github.com/ldc-developers/ldc.git synced 2025-05-03 08:30:47 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions

Zero out padding of fp80.

Browse source
This commit is contained in:
Christian Kamm 2008-08-05 20:10:12 +02:00
parent 8362b86c5a
commit b2efd0d317
1 changed files with 11 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

11
gen/llvmhelpers.cpp
View file

@ -91,11 +91,22 @@ void DtoDeleteArray(DValue* arr)
llvm::AllocaInst* DtoAlloca(const LLType* lltype, const std::string& name) llvm::AllocaInst* DtoAlloca(const LLType* lltype, const std::string& name)
{ {
if(lltype == LLType::X86_FP80Ty)
{
llvm::AllocaInst* alloca = new llvm::AllocaInst(lltype, name, gIR->topallocapoint());
LLValue* castv = new llvm::BitCastInst(alloca, getPtrToType(LLType::Int16Ty), "fp80toi16", gIR->scopebb());
LLValue* padding = DtoGEPi1(castv, 5, "fp80padding");
new llvm::StoreInst(llvm::Constant::getNullValue(LLType::Int16Ty), padding, gIR->scopebb());
return alloca;
}
return new llvm::AllocaInst(lltype, name, gIR->topallocapoint()); return new llvm::AllocaInst(lltype, name, gIR->topallocapoint());
} }
llvm::AllocaInst* DtoAlloca(const LLType* lltype, LLValue* arraysize, const std::string& name) llvm::AllocaInst* DtoAlloca(const LLType* lltype, LLValue* arraysize, const std::string& name)
{ {
assert(lltype != LLType::X86_FP80Ty && "Zero-init of fp80 padding for array allocas not yet implemented");
return new llvm::AllocaInst(lltype, arraysize, name, gIR->topallocapoint()); return new llvm::AllocaInst(lltype, arraysize, name, gIR->topallocapoint());
} }