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Add regcache_map_supplies helper routine.

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This helper can be used in the fetch_registers and store_registers
target methods to determine if a register set includes a specific
register.
This commit is contained in:
John Baldwin
2021-07-13 08:16:12 -07:00
parent 3a76f8f489
commit 30a696c543
2 changed files with 36 additions and 0 deletions
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9
gdb/regcache.h
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@ -150,6 +150,15 @@ extern void regcache_collect_regset (const struct regset *regset,
int regnum, void *buf, size_t size);
/* Return true if a set of registers contains the value of the
register numbered REGNUM. The size of the set of registers is
given in SIZE, and the layout of the set of registers is described
by MAP. */
extern bool regcache_map_supplies (const struct regcache_map_entry *map,
int regnum, struct gdbarch *gdbarch,
size_t size);
/* The type of a register. This function is slightly more efficient
then its gdbarch vector counterpart since it returns a precomputed
value stored in a table. */