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Re-commit r151623 with fix. Only issue special no-return calls if it's a direct call.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151645 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2012-02-28 18:51:51 +00:00
parent a3b2121ccf
commit 4bfcd4acbc
35 changed files with 217 additions and 79 deletions
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15
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
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@@ -3736,8 +3736,9 @@ SDValue SelectionDAG::getMemcpy(SDValue Chain, DebugLoc dl, SDValue Dst,
std::pair<SDValue,SDValue> CallResult =
TLI.LowerCallTo(Chain, Type::getVoidTy(*getContext()),
false, false, false, false, 0,
TLI.getLibcallCallingConv(RTLIB::MEMCPY), false,
/*isReturnValueUsed=*/false,
TLI.getLibcallCallingConv(RTLIB::MEMCPY),
/*isTailCall=*/false,
/*doesNotReturn=*/false, /*isReturnValueUsed=*/false,
getExternalSymbol(TLI.getLibcallName(RTLIB::MEMCPY),
TLI.getPointerTy()),
Args, *this, dl);
@@ -3788,8 +3789,9 @@ SDValue SelectionDAG::getMemmove(SDValue Chain, DebugLoc dl, SDValue Dst,
std::pair<SDValue,SDValue> CallResult =
TLI.LowerCallTo(Chain, Type::getVoidTy(*getContext()),
false, false, false, false, 0,
TLI.getLibcallCallingConv(RTLIB::MEMMOVE), false,
/*isReturnValueUsed=*/false,
TLI.getLibcallCallingConv(RTLIB::MEMMOVE),
/*isTailCall=*/false,
/*doesNotReturn=*/false, /*isReturnValueUsed=*/false,
getExternalSymbol(TLI.getLibcallName(RTLIB::MEMMOVE),
TLI.getPointerTy()),
Args, *this, dl);
@@ -3848,8 +3850,9 @@ SDValue SelectionDAG::getMemset(SDValue Chain, DebugLoc dl, SDValue Dst,
std::pair<SDValue,SDValue> CallResult =
TLI.LowerCallTo(Chain, Type::getVoidTy(*getContext()),
false, false, false, false, 0,
TLI.getLibcallCallingConv(RTLIB::MEMSET), false,
/*isReturnValueUsed=*/false,
TLI.getLibcallCallingConv(RTLIB::MEMSET),
/*isTailCall=*/false,
/*doesNotReturn*/false, /*isReturnValueUsed=*/false,
getExternalSymbol(TLI.getLibcallName(RTLIB::MEMSET),
TLI.getPointerTy()),
Args, *this, dl);