diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp index 1135376..8685c85 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp @@ -4439,12 +4439,9 @@ void SelectionDAGLowering::visitCall(CallInst &I) { // Check for well-known libc/libm calls. If the function is internal, it // can't be a library call. - unsigned NameLen = F->getNameLen(); - if (!F->hasLocalLinkage() && NameLen) { - const char *NameStr = F->getNameStart(); - if (NameStr[0] == 'c' && - ((NameLen == 8 && !strcmp(NameStr, "copysign")) || - (NameLen == 9 && !strcmp(NameStr, "copysignf")))) { + if (!F->hasLocalLinkage() && F->hasName()) { + StringRef Name = F->getName(); + if (Name == "copysign" || Name == "copysignf") { if (I.getNumOperands() == 3 && // Basic sanity checks. I.getOperand(1)->getType()->isFloatingPoint() && I.getType() == I.getOperand(1)->getType() && @@ -4455,10 +4452,7 @@ void SelectionDAGLowering::visitCall(CallInst &I) { LHS.getValueType(), LHS, RHS)); return; } - } else if (NameStr[0] == 'f' && - ((NameLen == 4 && !strcmp(NameStr, "fabs")) || - (NameLen == 5 && !strcmp(NameStr, "fabsf")) || - (NameLen == 5 && !strcmp(NameStr, "fabsl")))) { + } else if (Name == "fabs" || Name == "fabsf" || Name == "fabsl") { if (I.getNumOperands() == 2 && // Basic sanity checks. I.getOperand(1)->getType()->isFloatingPoint() && I.getType() == I.getOperand(1)->getType()) { @@ -4467,10 +4461,7 @@ void SelectionDAGLowering::visitCall(CallInst &I) { Tmp.getValueType(), Tmp)); return; } - } else if (NameStr[0] == 's' && - ((NameLen == 3 && !strcmp(NameStr, "sin")) || - (NameLen == 4 && !strcmp(NameStr, "sinf")) || - (NameLen == 4 && !strcmp(NameStr, "sinl")))) { + } else if (Name == "sin" || Name == "sinf" || Name == "sinl") { if (I.getNumOperands() == 2 && // Basic sanity checks. I.getOperand(1)->getType()->isFloatingPoint() && I.getType() == I.getOperand(1)->getType()) { @@ -4479,10 +4470,7 @@ void SelectionDAGLowering::visitCall(CallInst &I) { Tmp.getValueType(), Tmp)); return; } - } else if (NameStr[0] == 'c' && - ((NameLen == 3 && !strcmp(NameStr, "cos")) || - (NameLen == 4 && !strcmp(NameStr, "cosf")) || - (NameLen == 4 && !strcmp(NameStr, "cosl")))) { + } else if (Name == "cos" || Name == "cosf" || Name == "cosl") { if (I.getNumOperands() == 2 && // Basic sanity checks. I.getOperand(1)->getType()->isFloatingPoint() && I.getType() == I.getOperand(1)->getType()) { |