mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-07-19 19:30:10 +00:00
memset and bcopy and now unified by the llvm.memset intrinsic
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11503 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
parent
e0f636a068
commit
eee33b2691
@ -468,6 +468,11 @@ void GraphBuilder::visitCallSite(CallSite CS) {
|
|||||||
N->setModifiedMarker()->setReadMarker();
|
N->setModifiedMarker()->setReadMarker();
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
case Intrinsic::memset:
|
||||||
|
// Mark the memory modified.
|
||||||
|
if (DSNode *N = getValueDest(**CS.arg_begin()).getNode())
|
||||||
|
N->setModifiedMarker();
|
||||||
|
return;
|
||||||
default:
|
default:
|
||||||
if (F->getName() == "calloc") {
|
if (F->getName() == "calloc") {
|
||||||
setDestTo(*CS.getInstruction(),
|
setDestTo(*CS.getInstruction(),
|
||||||
@ -479,20 +484,6 @@ void GraphBuilder::visitCallSite(CallSite CS) {
|
|||||||
if (DSNode *N = RetNH.getNode())
|
if (DSNode *N = RetNH.getNode())
|
||||||
N->setHeapNodeMarker()->setModifiedMarker()->setReadMarker();
|
N->setHeapNodeMarker()->setModifiedMarker()->setReadMarker();
|
||||||
return;
|
return;
|
||||||
} else if (F->getName() == "memset") {
|
|
||||||
// Merge the first argument with the return value, and mark the memory
|
|
||||||
// modified.
|
|
||||||
DSNodeHandle RetNH = getValueDest(*CS.getInstruction());
|
|
||||||
RetNH.mergeWith(getValueDest(**CS.arg_begin()));
|
|
||||||
if (DSNode *N = RetNH.getNode())
|
|
||||||
N->setModifiedMarker();
|
|
||||||
return;
|
|
||||||
} else if (F->getName() == "bzero") {
|
|
||||||
// Mark the memory modified.
|
|
||||||
DSNodeHandle H = getValueDest(**CS.arg_begin());
|
|
||||||
if (DSNode *N = H.getNode())
|
|
||||||
N->setModifiedMarker();
|
|
||||||
return;
|
|
||||||
} else if (F->getName() == "fopen" && CS.arg_end()-CS.arg_begin() == 2){
|
} else if (F->getName() == "fopen" && CS.arg_end()-CS.arg_begin() == 2){
|
||||||
// fopen reads the mode argument strings.
|
// fopen reads the mode argument strings.
|
||||||
CallSite::arg_iterator AI = CS.arg_begin();
|
CallSite::arg_iterator AI = CS.arg_begin();
|
||||||
|
Loading…
Reference in New Issue
Block a user