diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp index 9eef454baa4..0f8aa5192ce 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp @@ -29,8 +29,8 @@ using namespace PatternMatch; STATISTIC(NumSimplified, "Number of library calls simplified"); -/// getPromotedType - Return the specified type promoted as it would be to pass -/// though a va_arg area. +/// Return the specified type promoted as it would be to pass though a va_arg +/// area. static Type *getPromotedType(Type *Ty) { if (IntegerType* ITy = dyn_cast<IntegerType>(Ty)) { if (ITy->getBitWidth() < 32) @@ -39,8 +39,8 @@ static Type *getPromotedType(Type *Ty) { return Ty; } -/// reduceToSingleValueType - Given an aggregate type which ultimately holds a -/// single scalar element, like {{{type}}} or [1 x type], return type. +/// Given an aggregate type which ultimately holds a single scalar element, +/// like {{{type}}} or [1 x type], return type. static Type *reduceToSingleValueType(Type *T) { while (!T->isSingleValueType()) { if (StructType *STy = dyn_cast<StructType>(T)) { @@ -673,10 +673,9 @@ static Value *SimplifyX86vpcom(const IntrinsicInst &II, return nullptr; } -/// visitCallInst - CallInst simplification. This mostly only handles folding -/// of intrinsic instructions. For normal calls, it allows visitCallSite to do -/// the heavy lifting. -/// +/// CallInst simplification. This mostly only handles folding of intrinsic +/// instructions. For normal calls, it allows visitCallSite to do the heavy +/// lifting. Instruction *InstCombiner::visitCallInst(CallInst &CI) { auto Args = CI.arg_operands(); if (Value *V = SimplifyCall(CI.getCalledValue(), Args.begin(), Args.end(), DL, @@ -1800,8 +1799,8 @@ Instruction *InstCombiner::visitInvokeInst(InvokeInst &II) { return visitCallSite(&II); } -/// isSafeToEliminateVarargsCast - If this cast does not affect the value -/// passed through the varargs area, we can eliminate the use of the cast. +/// If this cast does not affect the value passed through the varargs area, we +/// can eliminate the use of the cast. static bool isSafeToEliminateVarargsCast(const CallSite CS, const DataLayout &DL, const CastInst *const CI, @@ -1925,8 +1924,7 @@ static IntrinsicInst *FindInitTrampoline(Value *Callee) { return nullptr; } -// visitCallSite - Improvements for call and invoke instructions. -// +/// Improvements for call and invoke instructions. Instruction *InstCombiner::visitCallSite(CallSite CS) { if (isAllocLikeFn(CS.getInstruction(), TLI)) @@ -2050,9 +2048,8 @@ Instruction *InstCombiner::visitCallSite(CallSite CS) { return Changed ? CS.getInstruction() : nullptr; } -// transformConstExprCastCall - If the callee is a constexpr cast of a function, -// attempt to move the cast to the arguments of the call/invoke. -// +/// If the callee is a constexpr cast of a function, attempt to move the cast to +/// the arguments of the call/invoke. bool InstCombiner::transformConstExprCastCall(CallSite CS) { Function *Callee = dyn_cast<Function>(CS.getCalledValue()->stripPointerCasts()); @@ -2326,10 +2323,8 @@ bool InstCombiner::transformConstExprCastCall(CallSite CS) { return true; } -// transformCallThroughTrampoline - Turn a call to a function created by -// init_trampoline / adjust_trampoline intrinsic pair into a direct call to the -// underlying function. -// +/// Turn a call to a function created by init_trampoline / adjust_trampoline +/// intrinsic pair into a direct call to the underlying function. Instruction * InstCombiner::transformCallThroughTrampoline(CallSite CS, IntrinsicInst *Tramp) { |
