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| author | Jason Eckhardt <jle@rice.edu> | 2003-08-06 19:53:19 +0000 |
|---|---|---|
| committer | Jason Eckhardt <jle@rice.edu> | 2003-08-06 19:53:19 +0000 |
| commit | 0acc96e1c83a4b24ce0af95bbd36fcce6a56644c (patch) | |
| tree | 143eb45fcf7fa86fd1e489aeb2a46595bbe90305 /gas/config | |
| parent | 086432e2542ee650b0f2ae56c5029c6275fee512 (diff) | |
| download | gdb-0acc96e1c83a4b24ce0af95bbd36fcce6a56644c.zip gdb-0acc96e1c83a4b24ce0af95bbd36fcce6a56644c.tar.gz gdb-0acc96e1c83a4b24ce0af95bbd36fcce6a56644c.tar.bz2 | |
gas:
2003-08-06 Jason Eckhardt <jle@rice.edu>
* config/tc-i860.c (i860_process_insn): Check that instructions
with their dual-bit set are 8-byte aligned.
gas/testsuite:
2003-08-06 Jason Eckhardt <jle@rice.edu>
* gas/i860/dual02-err.l: Update expected error message.
* gas/i860/README.i860: Remove dual02-err from known failure list.
Diffstat (limited to 'gas/config')
| -rw-r--r-- | gas/config/tc-i860.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gas/config/tc-i860.c b/gas/config/tc-i860.c index 37aff49..d170b70 100644 --- a/gas/config/tc-i860.c +++ b/gas/config/tc-i860.c @@ -933,7 +933,13 @@ i860_process_insn (char *str) { if ((opcode & 0xfc000000) == 0x48000000 || opcode == 0xb0000000) { - opcode |= (1 << 9); + /* The instruction is a flop or a fnop, so set its dual bit + (but check that it is 8-byte aligned). */ + if (((frag_now->fr_address + frag_now_fix_octets ()) & 7) == 0) + opcode |= (1 << 9); + else + as_bad (_("'d.%s' must be 8-byte aligned"), insn->name); + if (dual_mode == DUAL_DDOT) dual_mode = DUAL_OFF; else if (dual_mode == DUAL_ONDDOT) |