diff options
Diffstat (limited to 'gas/config/tc-i860.c')
-rw-r--r-- | gas/config/tc-i860.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/gas/config/tc-i860.c b/gas/config/tc-i860.c index 2418997..37aff49 100644 --- a/gas/config/tc-i860.c +++ b/gas/config/tc-i860.c @@ -638,12 +638,6 @@ i860_process_insn (char *str) case 'g': opcode |= mask << 16; - if (dual_mode != DUAL_OFF) - opcode |= (1 << 9); - if (dual_mode == DUAL_DDOT) - dual_mode = DUAL_OFF; - if (dual_mode == DUAL_ONDDOT) - dual_mode = DUAL_ON; if ((opcode & (1 << 10)) && mask != 0 && (mask == ((opcode >> 11) & 0x1f))) as_warn (_("Pipelined instruction: fsrc1 = fdest")); @@ -934,6 +928,21 @@ i860_process_insn (char *str) break; } + /* Set the dual bit on this instruction if necessary. */ + if (dual_mode != DUAL_OFF) + { + if ((opcode & 0xfc000000) == 0x48000000 || opcode == 0xb0000000) + { + opcode |= (1 << 9); + if (dual_mode == DUAL_DDOT) + dual_mode = DUAL_OFF; + else if (dual_mode == DUAL_ONDDOT) + dual_mode = DUAL_ON; + } + else if (dual_mode == DUAL_DDOT || dual_mode == DUAL_ONDDOT) + as_bad (_("Prefix 'd.' invalid for instruction `%s'"), insn->name); + } + the_insn.opcode = opcode; /* Only recognize XP instructions when the user has requested it. */ |