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Remove dead llvm.eh.sjlj.dispatchsetup intrinsic. 

llvm-svn: 145263
This commit is contained in:
Bill Wendling 2011-11-28 19:23:13 +00:00
parent a8bdb7cbf1
commit 5ebc95ff4c
6 changed files with 0 additions and 36 deletions
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20
llvm/docs/ExceptionHandling.html
View File

@ -38,7 +38,6 @@
<li><a href="#llvm_eh_sjlj_longjmp"><tt>llvm.eh.sjlj.longjmp</tt></a></li>
<li><a href="#llvm_eh_sjlj_lsda"><tt>llvm.eh.sjlj.lsda</tt></a></li>
<li><a href="#llvm_eh_sjlj_callsite"><tt>llvm.eh.sjlj.callsite</tt></a></li>
<li><a href="#llvm_eh_sjlj_dispatchsetup"><tt>llvm.eh.sjlj.dispatchsetup</tt></a></li>
</ol></li>
<li><a href="#asm">Asm Table Formats</a>
<ol>
@ -498,25 +497,6 @@
</div>
<!-- ======================================================================= -->
<h4>
<a name="llvm_eh_sjlj_dispatchsetup">llvm.eh.sjlj.dispatchsetup</a>
</h4>
<div>
<pre>
void @llvm.eh.sjlj.dispatchsetup(i32 %dispatch_value)
</pre>
<p>For SJLJ based exception handling, the <tt>llvm.eh.sjlj.dispatchsetup</tt>
intrinsic is used by targets to do any unwind edge setup they need. By
default, no action is taken.</p>
</div>
</div>
<!-- ======================================================================= -->
<h2>
<a name="asm">Asm Table Formats</a>

7
llvm/include/llvm/CodeGen/ISDOpcodes.h
View File

@ -107,13 +107,6 @@ namespace ISD {
// and returns an outchain.
EH_SJLJ_LONGJMP,
// OUTCHAIN = EH_SJLJ_DISPATCHSETUP(INCHAIN, setjmpval)
// This corresponds to the eh.sjlj.dispatchsetup intrinsic. It takes an
// input chain and the value returning from setjmp as inputs and returns an
// outchain. By default, this does nothing. Targets can lower this to unwind
// setup code if needed.
EH_SJLJ_DISPATCHSETUP,
// TargetConstant* - Like Constant*, but the DAG does not do any folding,
// simplification, or lowering of the constant. They are used for constants
// which are known to fit in the immediate fields of their users, or for

1
llvm/include/llvm/Intrinsics.td
View File

@ -326,7 +326,6 @@ let Properties = [IntrNoMem] in {
def int_eh_sjlj_callsite : Intrinsic<[], [llvm_i32_ty]>;
}
def int_eh_sjlj_functioncontext : Intrinsic<[], [llvm_ptr_ty]>;
def int_eh_sjlj_dispatch_setup : Intrinsic<[], [llvm_i32_ty]>;
def int_eh_sjlj_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>;
def int_eh_sjlj_longjmp : Intrinsic<[], [llvm_ptr_ty]>;

2
llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
View File

@ -785,7 +785,6 @@ void SelectionDAGLegalize::LegalizeOp(SDNode *Node) {
case ISD::FRAME_TO_ARGS_OFFSET:
case ISD::EH_SJLJ_SETJMP:
case ISD::EH_SJLJ_LONGJMP:
case ISD::EH_SJLJ_DISPATCHSETUP:
// These operations lie about being legal: when they claim to be legal,
// they should actually be expanded.
Action = TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0));
@ -2538,7 +2537,6 @@ void SelectionDAGLegalize::ExpandNode(SDNode *Node) {
case ISD::PREFETCH:
case ISD::VAEND:
case ISD::EH_SJLJ_LONGJMP:
case ISD::EH_SJLJ_DISPATCHSETUP:
// If the target didn't expand these, there's nothing to do, so just
// preserve the chain and be done.
Results.push_back(Node->getOperand(0));

1
llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
View File

@ -5943,7 +5943,6 @@ std::string SDNode::getOperationName(const SelectionDAG *G) const {
case ISD::EH_RETURN: return "EH_RETURN";
case ISD::EH_SJLJ_SETJMP: return "EH_SJLJ_SETJMP";
case ISD::EH_SJLJ_LONGJMP: return "EH_SJLJ_LONGJMP";
case ISD::EH_SJLJ_DISPATCHSETUP: return "EH_SJLJ_DISPATCHSETUP";
case ISD::ConstantPool: return "ConstantPool";
case ISD::ExternalSymbol: return "ExternalSymbol";
case ISD::BlockAddress: return "BlockAddress";

5
llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
View File

@ -4775,11 +4775,6 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
getRoot(), getValue(I.getArgOperand(0))));
return 0;
}
case Intrinsic::eh_sjlj_dispatch_setup: {
DAG.setRoot(DAG.getNode(ISD::EH_SJLJ_DISPATCHSETUP, dl, MVT::Other,
getRoot(), getValue(I.getArgOperand(0))));
return 0;
}
case Intrinsic::x86_mmx_pslli_w:
case Intrinsic::x86_mmx_pslli_d: