void LLVMSetSection(LLVMValueRef Global, const char *Section);
LLVMVisibility LLVMGetVisibility(LLVMValueRef Global);
void LLVMSetVisibility(LLVMValueRef Global, LLVMVisibility Viz);
-unsigned LLVMGetAlignment(LLVMValueRef Global);
-void LLVMSetAlignment(LLVMValueRef Global, unsigned Bytes);
+
+/**
+ * @defgroup LLVMCCoreValueWithAlignment Values with alignment
+ *
+ * Functions in this group only apply to values with alignment, i.e.
+ * global variables, load and store instructions.
+ */
+
+/**
+ * Obtain the preferred alignment of the value.
+ * @see llvm::LoadInst::getAlignment()
+ * @see llvm::StoreInst::getAlignment()
+ * @see llvm::GlobalValue::getAlignment()
+ */
+unsigned LLVMGetAlignment(LLVMValueRef V);
+
+/**
+ * Set the preferred alignment of the value.
+ * @see llvm::LoadInst::setAlignment()
+ * @see llvm::StoreInst::setAlignment()
+ * @see llvm::GlobalValue::setAlignment()
+ */
+void LLVMSetAlignment(LLVMValueRef V, unsigned Bytes);
+
+/**
+ * @}
+ */
/**
* @defgroup LLVMCoreValueConstantGlobalVariable Global Variables
->setVisibility(static_cast<GlobalValue::VisibilityTypes>(Viz));
}
-unsigned LLVMGetAlignment(LLVMValueRef Global) {
- return unwrap<GlobalValue>(Global)->getAlignment();
+/*--.. Operations on global variables, load and store instructions .........--*/
+
+unsigned LLVMGetAlignment(LLVMValueRef V) {
+ Value *P = unwrap<Value>(V);
+ if (GlobalValue *GV = dyn_cast<GlobalValue>(P))
+ return GV->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");
}
-void LLVMSetAlignment(LLVMValueRef Global, unsigned Bytes) {
- unwrap<GlobalValue>(Global)->setAlignment(Bytes);
+void LLVMSetAlignment(LLVMValueRef V, unsigned Bytes) {
+ Value *P = unwrap<Value>(V);
+ if (GlobalValue *GV = dyn_cast<GlobalValue>(P))
+ GV->setAlignment(Bytes);
+ else if (LoadInst *LI = dyn_cast<LoadInst>(P))
+ LI->setAlignment(Bytes);
+ else if (StoreInst *SI = dyn_cast<StoreInst>(P))
+ SI->setAlignment(Bytes);
+
+ llvm_unreachable("only GlobalValue, LoadInst and StoreInst have alignment");
}
/*--.. Operations on global variables ......................................--*/