GCC Middle and Back End API Reference
Data Fields
undobuf Struct Reference
Collaboration diagram for undobuf:
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Data Fields

struct undo * undos
struct undo * frees
rtx other_insn

Detailed Description

Record a bunch of changes to be undone, up to MAX_UNDO of them.
   num_undo says how many are currently recorded.

   other_insn is nonzero if we have modified some other insn in the process
   of working on subst_insn.  It must be verified too.

Field Documentation

struct undo* undobuf::frees

Referenced by combine_instructions(), do_SUBST(), do_SUBST_INT(), do_SUBST_LINK(), do_SUBST_MODE(), try_combine(), undo_all(), and undo_commit().

rtx undobuf::other_insn

Referenced by combine_validate_cost(), simplify_set(), and try_combine().

struct undo* undobuf::undos

Referenced by do_SUBST(), do_SUBST_INT(), do_SUBST_LINK(), do_SUBST_MODE(), try_combine(), undo_all(), and undo_commit().

The documentation for this struct was generated from the following file: