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Remove TLI from isInTailCallPosition's arguments. NFC.

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There is no need to pass on TLI separately to the function. As Eric pointed out
the Target Machine already provides everything we need.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213108 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Juergen Ributzka 2014-07-16 00:01:22 +00:00
parent a27bf373d9
commit 7e752a311a
4 changed files with 6 additions and 7 deletions
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3
include/llvm/CodeGen/Analysis.h
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@ -87,8 +87,7 @@ ISD::CondCode getICmpCondCode(ICmpInst::Predicate Pred);
/// between it and the return.
///
/// This function only tests target-independent requirements.
bool isInTailCallPosition(ImmutableCallSite CS, const TargetMachine &TM,
const TargetLoweringBase &TLI);
bool isInTailCallPosition(ImmutableCallSite CS, const TargetMachine &TM);
/// Test if given that the input instruction is in the tail call position if the
/// return type or any attributes of the function will inhibit tail call

6
lib/CodeGen/Analysis.cpp
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@ -475,8 +475,7 @@ static bool nextRealType(SmallVectorImpl<CompositeType *> &SubTypes,
/// between it and the return.
///
/// This function only tests target-independent requirements.
bool llvm::isInTailCallPosition(ImmutableCallSite CS, const TargetMachine &TM,
const TargetLoweringBase &TLI) {
bool llvm::isInTailCallPosition(ImmutableCallSite CS, const TargetMachine &TM) {
const Instruction *I = CS.getInstruction();
const BasicBlock *ExitBB = I->getParent();
const TerminatorInst *Term = ExitBB->getTerminator();
@ -509,7 +508,8 @@ bool llvm::isInTailCallPosition(ImmutableCallSite CS, const TargetMachine &TM,
return false;
}
return returnTypeIsEligibleForTailCall(ExitBB->getParent(), I, Ret, TLI);
return returnTypeIsEligibleForTailCall(ExitBB->getParent(), I, Ret,
*TM.getTargetLowering());
}
bool llvm::returnTypeIsEligibleForTailCall(const Function *F,

2
lib/CodeGen/SelectionDAG/FastISel.cpp
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@ -1023,7 +1023,7 @@ bool FastISel::LowerCall(const CallInst *CI) {
// Check if target-independent constraints permit a tail call here.
// Target-dependent constraints are checked within FastLowerCall.
bool IsTailCall = CI->isTailCall();
if (IsTailCall && !isInTailCallPosition(CS, TM, TLI))
if (IsTailCall && !isInTailCallPosition(CS, TM))
IsTailCall = false;
CallLoweringInfo CLI;

2
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
View File

@ -5490,7 +5490,7 @@ void SelectionDAGBuilder::LowerCallTo(ImmutableCallSite CS, SDValue Callee,
// Check if target-independent constraints permit a tail call here.
// Target-dependent constraints are checked within TLI->LowerCallTo.
if (isTailCall && !isInTailCallPosition(CS, DAG.getTarget(), *TLI))
if (isTailCall && !isInTailCallPosition(CS, DAG.getTarget()))
isTailCall = false;
TargetLowering::CallLoweringInfo CLI(DAG);