/Users/buildslave/jenkins/sharedspace/clang-stage2-coverage-R@2/llvm/lib/Target/X86/X86SelectionDAGInfo.h
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1 | | //===-- X86SelectionDAGInfo.h - X86 SelectionDAG Info -----------*- C++ -*-===// |
2 | | // |
3 | | // The LLVM Compiler Infrastructure |
4 | | // |
5 | | // This file is distributed under the University of Illinois Open Source |
6 | | // License. See LICENSE.TXT for details. |
7 | | // |
8 | | //===----------------------------------------------------------------------===// |
9 | | // |
10 | | // This file defines the X86 subclass for SelectionDAGTargetInfo. |
11 | | // |
12 | | //===----------------------------------------------------------------------===// |
13 | | |
14 | | #ifndef LLVM_LIB_TARGET_X86_X86SELECTIONDAGINFO_H |
15 | | #define LLVM_LIB_TARGET_X86_X86SELECTIONDAGINFO_H |
16 | | |
17 | | #include "llvm/CodeGen/SelectionDAGTargetInfo.h" |
18 | | #include "llvm/MC/MCRegisterInfo.h" |
19 | | |
20 | | namespace llvm { |
21 | | |
22 | | class X86TargetLowering; |
23 | | class X86TargetMachine; |
24 | | class X86Subtarget; |
25 | | |
26 | | class X86SelectionDAGInfo : public SelectionDAGTargetInfo { |
27 | | /// Returns true if it is possible for the base register to conflict with the |
28 | | /// given set of clobbers for a memory intrinsic. |
29 | | bool isBaseRegConflictPossible(SelectionDAG &DAG, |
30 | | ArrayRef<MCPhysReg> ClobberSet) const; |
31 | | |
32 | | public: |
33 | 9.65k | explicit X86SelectionDAGInfo() = default; |
34 | | |
35 | | SDValue EmitTargetCodeForMemset(SelectionDAG &DAG, const SDLoc &dl, |
36 | | SDValue Chain, SDValue Dst, SDValue Src, |
37 | | SDValue Size, unsigned Align, bool isVolatile, |
38 | | MachinePointerInfo DstPtrInfo) const override; |
39 | | |
40 | | SDValue EmitTargetCodeForMemcpy(SelectionDAG &DAG, const SDLoc &dl, |
41 | | SDValue Chain, SDValue Dst, SDValue Src, |
42 | | SDValue Size, unsigned Align, bool isVolatile, |
43 | | bool AlwaysInline, |
44 | | MachinePointerInfo DstPtrInfo, |
45 | | MachinePointerInfo SrcPtrInfo) const override; |
46 | | }; |
47 | | |
48 | | } |
49 | | |
50 | | #endif |