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-rw-r--r--llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp84
1 files changed, 42 insertions, 42 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp b/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
index c3100dd9cc3..26f3b7b38e5 100644
--- a/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
+++ b/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
@@ -203,7 +203,7 @@ Value *LibCallSimplifier::emitStrLenMemCpy(Value *Src, Value *Dst, uint64_t Len,
IRBuilder<> &B) {
// We need to find the end of the destination string. That's where the
// memory is to be moved to. We just generate a call to strlen.
- Value *DstLen = EmitStrLen(Dst, B, DL, TLI);
+ Value *DstLen = emitStrLen(Dst, B, DL, TLI);
if (!DstLen)
return nullptr;
@@ -281,7 +281,7 @@ Value *LibCallSimplifier::optimizeStrChr(CallInst *CI, IRBuilder<> &B) {
if (Len == 0 || !FT->getParamType(1)->isIntegerTy(32)) // memchr needs i32.
return nullptr;
- return EmitMemChr(SrcStr, CI->getArgOperand(1), // include nul.
+ return emitMemChr(SrcStr, CI->getArgOperand(1), // include nul.
ConstantInt::get(DL.getIntPtrType(CI->getContext()), Len),
B, DL, TLI);
}
@@ -291,7 +291,7 @@ Value *LibCallSimplifier::optimizeStrChr(CallInst *CI, IRBuilder<> &B) {
StringRef Str;
if (!getConstantStringInfo(SrcStr, Str)) {
if (CharC->isZero()) // strchr(p, 0) -> p + strlen(p)
- return B.CreateGEP(B.getInt8Ty(), SrcStr, EmitStrLen(SrcStr, B, DL, TLI),
+ return B.CreateGEP(B.getInt8Ty(), SrcStr, emitStrLen(SrcStr, B, DL, TLI),
"strchr");
return nullptr;
}
@@ -328,7 +328,7 @@ Value *LibCallSimplifier::optimizeStrRChr(CallInst *CI, IRBuilder<> &B) {
if (!getConstantStringInfo(SrcStr, Str)) {
// strrchr(s, 0) -> strchr(s, 0)
if (CharC->isZero())
- return EmitStrChr(SrcStr, '\0', B, TLI);
+ return emitStrChr(SrcStr, '\0', B, TLI);
return nullptr;
}
@@ -375,7 +375,7 @@ Value *LibCallSimplifier::optimizeStrCmp(CallInst *CI, IRBuilder<> &B) {
uint64_t Len1 = GetStringLength(Str1P);
uint64_t Len2 = GetStringLength(Str2P);
if (Len1 && Len2) {
- return EmitMemCmp(Str1P, Str2P,
+ return emitMemCmp(Str1P, Str2P,
ConstantInt::get(DL.getIntPtrType(CI->getContext()),
std::min(Len1, Len2)),
B, DL, TLI);
@@ -409,7 +409,7 @@ Value *LibCallSimplifier::optimizeStrNCmp(CallInst *CI, IRBuilder<> &B) {
return ConstantInt::get(CI->getType(), 0);
if (Length == 1) // strncmp(x,y,1) -> memcmp(x,y,1)
- return EmitMemCmp(Str1P, Str2P, CI->getArgOperand(2), B, DL, TLI);
+ return emitMemCmp(Str1P, Str2P, CI->getArgOperand(2), B, DL, TLI);
StringRef Str1, Str2;
bool HasStr1 = getConstantStringInfo(Str1P, Str1);
@@ -461,7 +461,7 @@ Value *LibCallSimplifier::optimizeStpCpy(CallInst *CI, IRBuilder<> &B) {
Value *Dst = CI->getArgOperand(0), *Src = CI->getArgOperand(1);
if (Dst == Src) { // stpcpy(x,x) -> x+strlen(x)
- Value *StrLen = EmitStrLen(Src, B, DL, TLI);
+ Value *StrLen = emitStrLen(Src, B, DL, TLI);
return StrLen ? B.CreateInBoundsGEP(B.getInt8Ty(), Dst, StrLen) : nullptr;
}
@@ -587,7 +587,7 @@ Value *LibCallSimplifier::optimizeStrPBrk(CallInst *CI, IRBuilder<> &B) {
// strpbrk(s, "a") -> strchr(s, 'a')
if (HasS2 && S2.size() == 1)
- return EmitStrChr(CI->getArgOperand(0), S2[0], B, TLI);
+ return emitStrChr(CI->getArgOperand(0), S2[0], B, TLI);
return nullptr;
}
@@ -664,7 +664,7 @@ Value *LibCallSimplifier::optimizeStrCSpn(CallInst *CI, IRBuilder<> &B) {
// strcspn(s, "") -> strlen(s)
if (HasS2 && S2.empty())
- return EmitStrLen(CI->getArgOperand(0), B, DL, TLI);
+ return emitStrLen(CI->getArgOperand(0), B, DL, TLI);
return nullptr;
}
@@ -683,10 +683,10 @@ Value *LibCallSimplifier::optimizeStrStr(CallInst *CI, IRBuilder<> &B) {
// fold strstr(a, b) == a -> strncmp(a, b, strlen(b)) == 0
if (isOnlyUsedInEqualityComparison(CI, CI->getArgOperand(0))) {
- Value *StrLen = EmitStrLen(CI->getArgOperand(1), B, DL, TLI);
+ Value *StrLen = emitStrLen(CI->getArgOperand(1), B, DL, TLI);
if (!StrLen)
return nullptr;
- Value *StrNCmp = EmitStrNCmp(CI->getArgOperand(0), CI->getArgOperand(1),
+ Value *StrNCmp = emitStrNCmp(CI->getArgOperand(0), CI->getArgOperand(1),
StrLen, B, DL, TLI);
if (!StrNCmp)
return nullptr;
@@ -717,14 +717,14 @@ Value *LibCallSimplifier::optimizeStrStr(CallInst *CI, IRBuilder<> &B) {
return Constant::getNullValue(CI->getType());
// strstr("abcd", "bc") -> gep((char*)"abcd", 1)
- Value *Result = CastToCStr(CI->getArgOperand(0), B);
+ Value *Result = castToCStr(CI->getArgOperand(0), B);
Result = B.CreateConstInBoundsGEP1_64(Result, Offset, "strstr");
return B.CreateBitCast(Result, CI->getType());
}
// fold strstr(x, "y") -> strchr(x, 'y').
if (HasStr2 && ToFindStr.size() == 1) {
- Value *StrChr = EmitStrChr(CI->getArgOperand(0), ToFindStr[0], B, TLI);
+ Value *StrChr = emitStrChr(CI->getArgOperand(0), ToFindStr[0], B, TLI);
return StrChr ? B.CreateBitCast(StrChr, CI->getType()) : nullptr;
}
return nullptr;
@@ -840,9 +840,9 @@ Value *LibCallSimplifier::optimizeMemCmp(CallInst *CI, IRBuilder<> &B) {
// memcmp(S1,S2,1) -> *(unsigned char*)LHS - *(unsigned char*)RHS
if (Len == 1) {
- Value *LHSV = B.CreateZExt(B.CreateLoad(CastToCStr(LHS, B), "lhsc"),
+ Value *LHSV = B.CreateZExt(B.CreateLoad(castToCStr(LHS, B), "lhsc"),
CI->getType(), "lhsv");
- Value *RHSV = B.CreateZExt(B.CreateLoad(CastToCStr(RHS, B), "rhsc"),
+ Value *RHSV = B.CreateZExt(B.CreateLoad(castToCStr(RHS, B), "rhsc"),
CI->getType(), "rhsv");
return B.CreateSub(LHSV, RHSV, "chardiff");
}
@@ -990,7 +990,7 @@ Value *LibCallSimplifier::optimizeUnaryDoubleFP(CallInst *CI, IRBuilder<> &B,
V = B.CreateCall(F, V);
} else {
// The call is a library call rather than an intrinsic.
- V = EmitUnaryFloatFnCall(V, Callee->getName(), B, Callee->getAttributes());
+ V = emitUnaryFloatFnCall(V, Callee->getName(), B, Callee->getAttributes());
}
return B.CreateFPExt(V, B.getDoubleTy());
@@ -1023,7 +1023,7 @@ Value *LibCallSimplifier::optimizeBinaryDoubleFP(CallInst *CI, IRBuilder<> &B) {
// fmin((double)floatval1, (double)floatval2)
// -> (double)fminf(floatval1, floatval2)
// TODO: Handle intrinsics in the same way as in optimizeUnaryDoubleFP().
- Value *V = EmitBinaryFloatFnCall(V1, V2, Callee->getName(), B,
+ Value *V = emitBinaryFloatFnCall(V1, V2, Callee->getName(), B,
Callee->getAttributes());
return B.CreateFPExt(V, B.getDoubleTy());
}
@@ -1100,13 +1100,13 @@ Value *LibCallSimplifier::optimizePow(CallInst *CI, IRBuilder<> &B) {
if (Op1C->isExactlyValue(2.0) &&
hasUnaryFloatFn(TLI, Op1->getType(), LibFunc::exp2, LibFunc::exp2f,
LibFunc::exp2l))
- return EmitUnaryFloatFnCall(Op2, TLI->getName(LibFunc::exp2), B,
+ return emitUnaryFloatFnCall(Op2, TLI->getName(LibFunc::exp2), B,
Callee->getAttributes());
// pow(10.0, x) -> exp10(x)
if (Op1C->isExactlyValue(10.0) &&
hasUnaryFloatFn(TLI, Op1->getType(), LibFunc::exp10, LibFunc::exp10f,
LibFunc::exp10l))
- return EmitUnaryFloatFnCall(Op2, TLI->getName(LibFunc::exp10), B,
+ return emitUnaryFloatFnCall(Op2, TLI->getName(LibFunc::exp10), B,
Callee->getAttributes());
}
@@ -1125,7 +1125,7 @@ Value *LibCallSimplifier::optimizePow(CallInst *CI, IRBuilder<> &B) {
IRBuilder<>::FastMathFlagGuard Guard(B);
B.setFastMathFlags(CI->getFastMathFlags());
Value *FMul = B.CreateFMul(OpC->getArgOperand(0), Op2, "mul");
- return EmitUnaryFloatFnCall(FMul, OpCCallee->getName(), B,
+ return emitUnaryFloatFnCall(FMul, OpCCallee->getName(), B,
OpCCallee->getAttributes());
}
}
@@ -1147,7 +1147,7 @@ Value *LibCallSimplifier::optimizePow(CallInst *CI, IRBuilder<> &B) {
if (CI->hasUnsafeAlgebra()) {
IRBuilder<>::FastMathFlagGuard Guard(B);
B.setFastMathFlags(CI->getFastMathFlags());
- return EmitUnaryFloatFnCall(Op1, TLI->getName(LibFunc::sqrt), B,
+ return emitUnaryFloatFnCall(Op1, TLI->getName(LibFunc::sqrt), B,
Callee->getAttributes());
}
@@ -1157,9 +1157,9 @@ Value *LibCallSimplifier::optimizePow(CallInst *CI, IRBuilder<> &B) {
// TODO: In finite-only mode, this could be just fabs(sqrt(x)).
Value *Inf = ConstantFP::getInfinity(CI->getType());
Value *NegInf = ConstantFP::getInfinity(CI->getType(), true);
- Value *Sqrt = EmitUnaryFloatFnCall(Op1, "sqrt", B, Callee->getAttributes());
+ Value *Sqrt = emitUnaryFloatFnCall(Op1, "sqrt", B, Callee->getAttributes());
Value *FAbs =
- EmitUnaryFloatFnCall(Sqrt, "fabs", B, Callee->getAttributes());
+ emitUnaryFloatFnCall(Sqrt, "fabs", B, Callee->getAttributes());
Value *FCmp = B.CreateFCmpOEQ(Op1, NegInf);
Value *Sel = B.CreateSelect(FCmp, Inf, FAbs);
return Sel;
@@ -1360,7 +1360,7 @@ Value *LibCallSimplifier::optimizeLog(CallInst *CI, IRBuilder<> &B) {
if (F && ((TLI->getLibFunc(F->getName(), Func) && TLI->has(Func) &&
Func == LibFunc::pow) || F->getIntrinsicID() == Intrinsic::pow))
return B.CreateFMul(OpC->getArgOperand(1),
- EmitUnaryFloatFnCall(OpC->getOperand(0), Callee->getName(), B,
+ emitUnaryFloatFnCall(OpC->getOperand(0), Callee->getName(), B,
Callee->getAttributes()), "mul");
// log(exp2(y)) -> y*log(2)
@@ -1368,7 +1368,7 @@ Value *LibCallSimplifier::optimizeLog(CallInst *CI, IRBuilder<> &B) {
TLI->has(Func) && Func == LibFunc::exp2)
return B.CreateFMul(
OpC->getArgOperand(0),
- EmitUnaryFloatFnCall(ConstantFP::get(CI->getType(), 2.0),
+ emitUnaryFloatFnCall(ConstantFP::get(CI->getType(), 2.0),
Callee->getName(), B, Callee->getAttributes()),
"logmul");
return Ret;
@@ -1769,7 +1769,7 @@ Value *LibCallSimplifier::optimizePrintFString(CallInst *CI, IRBuilder<> &B) {
// printf("x") -> putchar('x'), even for '%'.
if (FormatStr.size() == 1) {
- Value *Res = EmitPutChar(B.getInt32(FormatStr[0]), B, TLI);
+ Value *Res = emitPutChar(B.getInt32(FormatStr[0]), B, TLI);
if (CI->use_empty() || !Res)
return Res;
return B.CreateIntCast(Res, CI->getType(), true);
@@ -1782,7 +1782,7 @@ Value *LibCallSimplifier::optimizePrintFString(CallInst *CI, IRBuilder<> &B) {
// pass to be run after this pass, to merge duplicate strings.
FormatStr = FormatStr.drop_back();
Value *GV = B.CreateGlobalString(FormatStr, "str");
- Value *NewCI = EmitPutS(GV, B, TLI);
+ Value *NewCI = emitPutS(GV, B, TLI);
return (CI->use_empty() || !NewCI)
? NewCI
: ConstantInt::get(CI->getType(), FormatStr.size() + 1);
@@ -1792,7 +1792,7 @@ Value *LibCallSimplifier::optimizePrintFString(CallInst *CI, IRBuilder<> &B) {
// printf("%c", chr) --> putchar(chr)
if (FormatStr == "%c" && CI->getNumArgOperands() > 1 &&
CI->getArgOperand(1)->getType()->isIntegerTy()) {
- Value *Res = EmitPutChar(CI->getArgOperand(1), B, TLI);
+ Value *Res = emitPutChar(CI->getArgOperand(1), B, TLI);
if (CI->use_empty() || !Res)
return Res;
@@ -1802,7 +1802,7 @@ Value *LibCallSimplifier::optimizePrintFString(CallInst *CI, IRBuilder<> &B) {
// printf("%s\n", str) --> puts(str)
if (FormatStr == "%s\n" && CI->getNumArgOperands() > 1 &&
CI->getArgOperand(1)->getType()->isPointerTy()) {
- return EmitPutS(CI->getArgOperand(1), B, TLI);
+ return emitPutS(CI->getArgOperand(1), B, TLI);
}
return nullptr;
}
@@ -1868,7 +1868,7 @@ Value *LibCallSimplifier::optimizeSPrintFString(CallInst *CI, IRBuilder<> &B) {
if (!CI->getArgOperand(2)->getType()->isIntegerTy())
return nullptr;
Value *V = B.CreateTrunc(CI->getArgOperand(2), B.getInt8Ty(), "char");
- Value *Ptr = CastToCStr(CI->getArgOperand(0), B);
+ Value *Ptr = castToCStr(CI->getArgOperand(0), B);
B.CreateStore(V, Ptr);
Ptr = B.CreateGEP(B.getInt8Ty(), Ptr, B.getInt32(1), "nul");
B.CreateStore(B.getInt8(0), Ptr);
@@ -1881,7 +1881,7 @@ Value *LibCallSimplifier::optimizeSPrintFString(CallInst *CI, IRBuilder<> &B) {
if (!CI->getArgOperand(2)->getType()->isPointerTy())
return nullptr;
- Value *Len = EmitStrLen(CI->getArgOperand(2), B, DL, TLI);
+ Value *Len = emitStrLen(CI->getArgOperand(2), B, DL, TLI);
if (!Len)
return nullptr;
Value *IncLen =
@@ -1941,7 +1941,7 @@ Value *LibCallSimplifier::optimizeFPrintFString(CallInst *CI, IRBuilder<> &B) {
if (FormatStr[i] == '%') // Could handle %% -> % if we cared.
return nullptr; // We found a format specifier.
- return EmitFWrite(
+ return emitFWrite(
CI->getArgOperand(1),
ConstantInt::get(DL.getIntPtrType(CI->getContext()), FormatStr.size()),
CI->getArgOperand(0), B, DL, TLI);
@@ -1958,14 +1958,14 @@ Value *LibCallSimplifier::optimizeFPrintFString(CallInst *CI, IRBuilder<> &B) {
// fprintf(F, "%c", chr) --> fputc(chr, F)
if (!CI->getArgOperand(2)->getType()->isIntegerTy())
return nullptr;
- return EmitFPutC(CI->getArgOperand(2), CI->getArgOperand(0), B, TLI);
+ return emitFPutC(CI->getArgOperand(2), CI->getArgOperand(0), B, TLI);
}
if (FormatStr[1] == 's') {
// fprintf(F, "%s", str) --> fputs(str, F)
if (!CI->getArgOperand(2)->getType()->isPointerTy())
return nullptr;
- return EmitFPutS(CI->getArgOperand(2), CI->getArgOperand(0), B, TLI);
+ return emitFPutS(CI->getArgOperand(2), CI->getArgOperand(0), B, TLI);
}
return nullptr;
}
@@ -2024,8 +2024,8 @@ Value *LibCallSimplifier::optimizeFWrite(CallInst *CI, IRBuilder<> &B) {
// If this is writing one byte, turn it into fputc.
// This optimisation is only valid, if the return value is unused.
if (Bytes == 1 && CI->use_empty()) { // fwrite(S,1,1,F) -> fputc(S[0],F)
- Value *Char = B.CreateLoad(CastToCStr(CI->getArgOperand(0), B), "char");
- Value *NewCI = EmitFPutC(Char, CI->getArgOperand(3), B, TLI);
+ Value *Char = B.CreateLoad(castToCStr(CI->getArgOperand(0), B), "char");
+ Value *NewCI = emitFPutC(Char, CI->getArgOperand(3), B, TLI);
return NewCI ? ConstantInt::get(CI->getType(), 1) : nullptr;
}
@@ -2049,7 +2049,7 @@ Value *LibCallSimplifier::optimizeFPuts(CallInst *CI, IRBuilder<> &B) {
return nullptr;
// Known to have no uses (see above).
- return EmitFWrite(
+ return emitFWrite(
CI->getArgOperand(0),
ConstantInt::get(DL.getIntPtrType(CI->getContext()), Len - 1),
CI->getArgOperand(1), B, DL, TLI);
@@ -2070,7 +2070,7 @@ Value *LibCallSimplifier::optimizePuts(CallInst *CI, IRBuilder<> &B) {
if (Str.empty() && CI->use_empty()) {
// puts("") -> putchar('\n')
- Value *Res = EmitPutChar(B.getInt32('\n'), B, TLI);
+ Value *Res = emitPutChar(B.getInt32('\n'), B, TLI);
if (CI->use_empty() || !Res)
return Res;
return B.CreateIntCast(Res, CI->getType(), true);
@@ -2474,7 +2474,7 @@ Value *FortifiedLibCallSimplifier::optimizeStrpCpyChk(CallInst *CI,
// __stpcpy_chk(x,x,...) -> x+strlen(x)
if (Func == LibFunc::stpcpy_chk && !OnlyLowerUnknownSize && Dst == Src) {
- Value *StrLen = EmitStrLen(Src, B, DL, TLI);
+ Value *StrLen = emitStrLen(Src, B, DL, TLI);
return StrLen ? B.CreateInBoundsGEP(B.getInt8Ty(), Dst, StrLen) : nullptr;
}
@@ -2484,7 +2484,7 @@ Value *FortifiedLibCallSimplifier::optimizeStrpCpyChk(CallInst *CI,
// TODO: It might be nice to get a maximum length out of the possible
// string lengths for varying.
if (isFortifiedCallFoldable(CI, 2, 1, true))
- return EmitStrCpy(Dst, Src, B, TLI, Name.substr(2, 6));
+ return emitStrCpy(Dst, Src, B, TLI, Name.substr(2, 6));
if (OnlyLowerUnknownSize)
return nullptr;
@@ -2496,7 +2496,7 @@ Value *FortifiedLibCallSimplifier::optimizeStrpCpyChk(CallInst *CI,
Type *SizeTTy = DL.getIntPtrType(CI->getContext());
Value *LenV = ConstantInt::get(SizeTTy, Len);
- Value *Ret = EmitMemCpyChk(Dst, Src, LenV, ObjSize, B, DL, TLI);
+ Value *Ret = emitMemCpyChk(Dst, Src, LenV, ObjSize, B, DL, TLI);
// If the function was an __stpcpy_chk, and we were able to fold it into
// a __memcpy_chk, we still need to return the correct end pointer.
if (Ret && Func == LibFunc::stpcpy_chk)
@@ -2513,7 +2513,7 @@ Value *FortifiedLibCallSimplifier::optimizeStrpNCpyChk(CallInst *CI,
if (!checkStringCopyLibFuncSignature(Callee, Func))
return nullptr;
if (isFortifiedCallFoldable(CI, 3, 2, false)) {
- Value *Ret = EmitStrNCpy(CI->getArgOperand(0), CI->getArgOperand(1),
+ Value *Ret = emitStrNCpy(CI->getArgOperand(0), CI->getArgOperand(1),
CI->getArgOperand(2), B, TLI, Name.substr(2, 7));
return Ret;
}
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