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author | Richard Henderson <rth@redhat.com> | 2003-06-02 22:54:01 +0000 |
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committer | Richard Henderson <rth@redhat.com> | 2003-06-02 22:54:01 +0000 |
commit | df4a182bcbee1af06d242548a6fcce6e1609b74f (patch) | |
tree | 9bb56597ed401bc7afa3b527cb24a5dcecc932e7 /gdb/alpha-tdep.c | |
parent | ed7d5d1a43104f2ed6e83c99fe9858fe335cf186 (diff) | |
download | fsf-binutils-gdb-df4a182bcbee1af06d242548a6fcce6e1609b74f.zip fsf-binutils-gdb-df4a182bcbee1af06d242548a6fcce6e1609b74f.tar.gz fsf-binutils-gdb-df4a182bcbee1af06d242548a6fcce6e1609b74f.tar.bz2 |
* alpha-tdep.c (alpha_register_reggroup_p): Zero is only
a member of all_reggroup.
Diffstat (limited to 'gdb/alpha-tdep.c')
-rw-r--r-- | gdb/alpha-tdep.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/gdb/alpha-tdep.c b/gdb/alpha-tdep.c index 6d9c58d..da514bf 100644 --- a/gdb/alpha-tdep.c +++ b/gdb/alpha-tdep.c @@ -107,10 +107,18 @@ alpha_register_reggroup_p (struct gdbarch *gdbarch, int regnum, if (REGISTER_NAME (regnum) == NULL || *REGISTER_NAME (regnum) == '\0') return 0; - /* Since we implement no pseudo registers, save/restore is equal to all. */ - if (group == all_reggroup - || group == save_reggroup - || group == restore_reggroup) + if (group == all_reggroup) + return 1; + + /* Zero should not be saved or restored. Technically it is a general + register (just as $f31 would be a float if we represented it), but + there's no point displaying it during "info regs", so leave it out + of all groups except for "all". */ + if (regnum == ALPHA_ZERO_REGNUM) + return 0; + + /* All other registers are saved and restored. */ + if (group == save_reggroup || group == restore_reggroup) return 1; /* All other groups are non-overlapping. */ |