LLVM 20.0.0git
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MatchContext can repurpose existing patterns to behave differently under a certain context. More...
#include "llvm/CodeGen/SDPatternMatch.h"
Public Member Functions | |
BasicMatchContext (const SelectionDAG *DAG) | |
BasicMatchContext (const TargetLowering *TLI) | |
const SelectionDAG * | getDAG () const |
const TargetLowering * | getTLI () const |
bool | match (SDValue N, unsigned Opcode) const |
Return true if N effectively has opcode Opcode. | |
MatchContext can repurpose existing patterns to behave differently under a certain context.
For instance, m_Opc(ISD::ADD)
matches plain ADD nodes in normal circumstances, but matches VP_ADD nodes under a custom VPMatchContext. This design is meant to facilitate code / pattern reusing.
Definition at line 29 of file SDPatternMatch.h.
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inlineexplicit |
Definition at line 34 of file SDPatternMatch.h.
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inlineexplicit |
Definition at line 37 of file SDPatternMatch.h.
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inline |
Definition at line 42 of file SDPatternMatch.h.
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inline |
Definition at line 44 of file SDPatternMatch.h.
Return true if N effectively has opcode Opcode.
Definition at line 47 of file SDPatternMatch.h.
References N.