1 //===- X86TargetStreamer.h ------------------------------*- C++ -*---------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_LIB_TARGET_X86_MCTARGETDESC_X86TARGETSTREAMER_H 10 #define LLVM_LIB_TARGET_X86_MCTARGETDESC_X86TARGETSTREAMER_H 11 12 #include "llvm/MC/MCStreamer.h" 13 14 namespace llvm { 15 16 /// X86 target streamer implementing x86-only assembly directives. 17 class X86TargetStreamer : public MCTargetStreamer { 18 public: 19 X86TargetStreamer(MCStreamer &S) : MCTargetStreamer(S) {} 20 21 virtual bool emitFPOProc(const MCSymbol *ProcSym, unsigned ParamsSize, 22 SMLoc L = {}) { 23 return false; 24 } 25 virtual bool emitFPOEndPrologue(SMLoc L = {}) { return false; } 26 virtual bool emitFPOEndProc(SMLoc L = {}) { return false; }; 27 virtual bool emitFPOData(const MCSymbol *ProcSym, SMLoc L = {}) { 28 return false; 29 } 30 virtual bool emitFPOPushReg(unsigned Reg, SMLoc L = {}) { return false; } 31 virtual bool emitFPOStackAlloc(unsigned StackAlloc, SMLoc L = {}) { 32 return false; 33 } 34 virtual bool emitFPOStackAlign(unsigned Align, SMLoc L = {}) { return false; } 35 virtual bool emitFPOSetFrame(unsigned Reg, SMLoc L = {}) { return false; } 36 }; 37 38 /// Implements X86-only null emission. 39 inline MCTargetStreamer *createX86NullTargetStreamer(MCStreamer &S) { 40 return new X86TargetStreamer(S); 41 } 42 43 } // end namespace llvm 44 45 #endif 46