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RTX_FRAME_RELATED_P on INSNs
- To: gcc at gcc dot gnu dot org
- Subject: RTX_FRAME_RELATED_P on INSNs
- From: kenner at vlsi1 dot ultra dot nyu dot edu (Richard Kenner)
- Date: Mon, 15 Jan 01 09:57:05 EST
We currently have this flag and also the "contains" function in function.c
to determine whether an insn is in the prologue or epilogue.
The documentation is unclear what the precise distinctions between these two
are and why some ports set the flag and some don't. Can somebody
clarify this?