Displaying 1 result from an estimated 1 matches for "selectionidag".
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selectiondag
2020 Jun 08
2
Nested instruction patterns rejected by GlobalISel when having registers in Defs
Hi Daniel,
Thanks for replying; I was hoping to get in touch with you on this issue.
I had a look at how SelectionIDAG does it when generating the matcher table,
and it does consider the implicit defs as additional output. Here is the
match table generated for the pattern:
/* 0*/ OPC_CheckOpcode, TARGET_VAL(ISD::SIGN_EXTEND),
/* 3*/ OPC_MoveChild0,
/* 4*/ OPC_CheckOpcode, TARGET_VAL(ISD::SHL),
/*...