| //===-- llvm/Target/TargetOptions.h - Target Options ------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file was developed by the LLVM research group and is distributed under |
| // the University of Illinois Open Source License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file defines command line option flags that are shared across various |
| // targets. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_TARGET_TARGETOPTIONS_H |
| #define LLVM_TARGET_TARGETOPTIONS_H |
| |
| namespace llvm { |
| /// PrintMachineCode - This flag is enabled when the -print-machineinstrs |
| /// option is specified on the command line, and should enable debugging |
| /// output from the code generator. |
| extern bool PrintMachineCode; |
| |
| /// NoFramePointerElim - This flag is enabled when the -disable-fp-elim is |
| /// specified on the command line. If the target supports the frame pointer |
| /// elimination optimization, this option should disable it. |
| extern bool NoFramePointerElim; |
| |
| /// NoExcessFPPrecision - This flag is enabled when the |
| /// -disable-excess-fp-precision flag is specified on the command line. When |
| /// this flag is off (the default), the code generator is allowed to produce |
| /// results that are "more precise" than IEEE allows. This includes use of |
| /// FMA-like operations and use of the X86 FP registers without rounding all |
| /// over the place. |
| extern bool NoExcessFPPrecision; |
| |
| /// UnsafeFPMath - This flag is enabled when the |
| /// -enable-unsafe-fp-math flag is specified on the command line. When |
| /// this flag is off (the default), the code generator is not allowed to |
| /// produce results that are "less precise" than IEEE allows. This includes |
| /// use of X86 instructions like FSIN and FCOS instead of libcalls. |
| extern bool UnsafeFPMath; |
| } // End llvm namespace |
| |
| #endif |