[C API] Implement LLVM{Get,Set}Alignment for AllocaInst.
authorPeter Zotov <whitequark@whitequark.org>
Wed, 5 Mar 2014 05:05:34 +0000 (05:05 +0000)
committerPeter Zotov <whitequark@whitequark.org>
Wed, 5 Mar 2014 05:05:34 +0000 (05:05 +0000)
Patch by Manuel Jacob.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@202936 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm-c/Core.h
lib/IR/Core.cpp

index af1e01d..437023b 100644 (file)
@@ -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()
index c78ddae..f63263f 100644 (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 ......................................--*/