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clang/lib/CodeGen/CGBuiltin.cpp
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| Show First 20 Lines • Show All 2,970 Lines • ▼ Show 20 Lines | RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID, | ||||
| case Builtin::BI__builtin_isgreaterequal: | case Builtin::BI__builtin_isgreaterequal: | ||||
| case Builtin::BI__builtin_isless: | case Builtin::BI__builtin_isless: | ||||
| case Builtin::BI__builtin_islessequal: | case Builtin::BI__builtin_islessequal: | ||||
| case Builtin::BI__builtin_islessgreater: | case Builtin::BI__builtin_islessgreater: | ||||
| case Builtin::BI__builtin_isunordered: { | case Builtin::BI__builtin_isunordered: { | ||||
| // Ordered comparisons: we know the arguments to these are matching scalar | // Ordered comparisons: we know the arguments to these are matching scalar | ||||
| // floating point values. | // floating point values. | ||||
| CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E); | CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E); | ||||
| // FIXME: for strictfp/IEEE-754 we need to not trap on SNaN here. | |||||
| Value *LHS = EmitScalarExpr(E->getArg(0)); | Value *LHS = EmitScalarExpr(E->getArg(0)); | ||||
| Value *RHS = EmitScalarExpr(E->getArg(1)); | Value *RHS = EmitScalarExpr(E->getArg(1)); | ||||
| switch (BuiltinID) { | switch (BuiltinID) { | ||||
| default: llvm_unreachable("Unknown ordered comparison"); | default: llvm_unreachable("Unknown ordered comparison"); | ||||
| case Builtin::BI__builtin_isgreater: | case Builtin::BI__builtin_isgreater: | ||||
| LHS = Builder.CreateFCmpOGT(LHS, RHS, "cmp"); | LHS = Builder.CreateFCmpOGT(LHS, RHS, "cmp"); | ||||
| break; | break; | ||||
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