diff options
Diffstat (limited to 'gdb/regcache.h')
| -rw-r--r-- | gdb/regcache.h | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/gdb/regcache.h b/gdb/regcache.h index b8ac182..26a1b8a 100644 --- a/gdb/regcache.h +++ b/gdb/regcache.h @@ -32,6 +32,10 @@ void regcache_xfree (struct regcache *regcache); struct cleanup *make_cleanup_regcache_xfree (struct regcache *regcache); struct regcache *regcache_xmalloc (struct gdbarch *gdbarch); +/* Return REGCACHE's architecture. */ + +extern struct gdbarch *get_regcache_arch (const struct regcache *regcache); + /* Transfer a raw register [0..NUM_REGS) between core-gdb and the regcache. */ @@ -117,9 +121,9 @@ extern int register_offset_hack (struct gdbarch *gdbarch, int regnum); value stored in a table. NOTE: cagney/2002-08-17: The original macro was called - REGISTER_VIRTUAL_TYPE. This was because the register could have - different raw and cooked (nee virtual) representations. The - CONVERTABLE methods being used to convert between the two + DEPRECATED_REGISTER_VIRTUAL_TYPE. This was because the register + could have different raw and cooked (nee virtual) representations. + The CONVERTABLE methods being used to convert between the two representations. Current code does not do this. Instead, the first [0..NUM_REGS) registers are 1:1 raw:cooked, and the type exactly describes the register's representation. Consequently, the @@ -136,15 +140,15 @@ extern struct type *register_type (struct gdbarch *gdbarch, int regnum); FIXME: cagney/2003-02-28: - Unfortunatly, thanks to some legacy architectures, this doesn't + Unfortunately, thanks to some legacy architectures, this doesn't hold. A register's cooked (nee virtual) and raw size can differ (see MIPS). Such architectures should be using different register numbers for the different sized views of identical registers. Anyway, the up-shot is that, until that mess is fixed, core code can end up being very confused - should the RAW or VIRTUAL size be - used? As a rule of thumb, use REGISTER_VIRTUAL_SIZE in cooked - code, but with the comment: + used? As a rule of thumb, use DEPRECATED_REGISTER_VIRTUAL_SIZE in + cooked code, but with the comment: OK: REGISTER_VIRTUAL_SIZE |