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[C API] Implement LLVM{Get,Set}Alignment for AllocaInst. 

Patch by Manuel Jacob.

llvm-svn: 202936
This commit is contained in:
Peter Zotov 2014-03-05 05:05:34 +00:00
parent ce30de925b
commit 9f584e67f4
2 changed files with 10 additions and 2 deletions
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2
llvm/include/llvm-c/Core.h
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@ -1707,6 +1707,7 @@ void LLVMSetDLLStorageClass(LLVMValueRef Global, LLVMDLLStorageClass Class);
/**
* Obtain the preferred alignment of the value.
* @see llvm::AllocaInst::getAlignment()
* @see llvm::LoadInst::getAlignment()
* @see llvm::StoreInst::getAlignment()
* @see llvm::GlobalValue::getAlignment()
@ -1715,6 +1716,7 @@ unsigned LLVMGetAlignment(LLVMValueRef V);
/**
* Set the preferred alignment of the value.
* @see llvm::AllocaInst::setAlignment()
* @see llvm::LoadInst::setAlignment()
* @see llvm::StoreInst::setAlignment()
* @see llvm::GlobalValue::setAlignment()

10
llvm/lib/IR/Core.cpp
View File

@ -1268,24 +1268,30 @@ unsigned LLVMGetAlignment(LLVMValueRef V) {
Value *P = unwrap<Value>(V);
if (GlobalValue *GV = dyn_cast<GlobalValue>(P))
return GV->getAlignment();
if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
return AI->getAlignment();
if (LoadInst *LI = dyn_cast<LoadInst>(P))
return LI->getAlignment();
if (StoreInst *SI = dyn_cast<StoreInst>(P))
return SI->getAlignment();
llvm_unreachable("only GlobalValue, LoadInst and StoreInst have alignment");
llvm_unreachable(
"only GlobalValue, AllocaInst, LoadInst and StoreInst have alignment");
}
void LLVMSetAlignment(LLVMValueRef V, unsigned Bytes) {
Value *P = unwrap<Value>(V);
if (GlobalValue *GV = dyn_cast<GlobalValue>(P))
GV->setAlignment(Bytes);
else if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
AI->setAlignment(Bytes);
else if (LoadInst *LI = dyn_cast<LoadInst>(P))
LI->setAlignment(Bytes);
else if (StoreInst *SI = dyn_cast<StoreInst>(P))
SI->setAlignment(Bytes);
else
llvm_unreachable("only GlobalValue, LoadInst and StoreInst have alignment");
llvm_unreachable(
"only GlobalValue, AllocaInst, LoadInst and StoreInst have alignment");
}
/*--.. Operations on global variables ......................................--*/