diff options
| -rw-r--r-- | gas/ChangeLog | 5 | ||||
| -rw-r--r-- | gas/config/tc-mips.c | 4 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog index 89c9cc9..8434721 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,3 +1,8 @@ +2013-09-12 Chao-ying Fu <Chao-ying.Fu@imgtec.com> + + * config/tc-mips.c (match_insn): Set error when $31 is used for + bltzal* and bgezal*. + 2013-09-04 Tristan Gingold <gingold@adacore.com> * config/tc-ppc.c (md_apply_fix): Handle defined after use toc diff --git a/gas/config/tc-mips.c b/gas/config/tc-mips.c index ca95922..ff1c610 100644 --- a/gas/config/tc-mips.c +++ b/gas/config/tc-mips.c @@ -7091,6 +7091,10 @@ match_insn (struct mips_cl_insn *insn, const struct mips_opcode *opcode, set_insn_error (0, _("a destination register must be supplied")); } + else if (arg.last_regno == 31 + && (strncmp (insn->insn_mo->name, "bltzal", 6) == 0 + || strncmp (insn->insn_mo->name, "bgezal", 6) == 0)) + set_insn_error (0, _("the source register must not be $31")); check_completed_insn (&arg); return TRUE; } |