| Message ID | 20180702102821.22188-2-laurent@vivier.eu |
|---|---|
| State | New |
| Headers | show |
| Series | [PULL,1/1] target/m68k: correctly disassemble move16 | expand |
diff --git a/disas/m68k.c b/disas/m68k.c index 61b689ef3e..a687df437c 100644 --- a/disas/m68k.c +++ b/disas/m68k.c @@ -2017,6 +2017,20 @@ print_insn_m68k (bfd_vma memaddr, disassemble_info *info) } } + /* Don't match FPU insns with non-default coprocessor ID. */ + if (*d == '\0') + { + for (d = opc->args; *d; d += 2) + { + if (d[0] == 'I') + { + val = fetch_arg (buffer, 'd', 3, info); + if (val != 1) + break; + } + } + } + if (*d == '\0') if ((val = match_insn_m68k (memaddr, info, opc, & priv))) return val;
"move16 %a0@+,%a1@" and "fmovel (cpid=3) %a0@-,%fpcr" share the same opcode. To fix that, backport the fix from binutils: 2005-11-10 Andreas Schwab <schwab@suse.de> * m68k-dis.c (print_insn_m68k): Only match FPU insns with coprocessor ID 1. Reported-by: Thomas Huth <huth@tuxfamily.org> Signed-off-by: Laurent Vivier <laurent@vivier.eu> Tested-by: Thomas Huth <huth@tuxfamily.org> Message-Id: <20180625203559.21370-2-laurent@vivier.eu> --- disas/m68k.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)