diff options
| author | Mike Frysinger <vapier@gentoo.org> | 2010-09-22 21:53:14 +0000 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2010-09-22 21:53:14 +0000 |
| commit | 42ea3f197a3b79326ce9afa879f457d099904a78 (patch) | |
| tree | cdf7b91a7dffbb57120ea432db32b16a676c1684 | |
| parent | dbf5b9a206adfef08b96c787267ab17582ceb1b6 (diff) | |
| download | binutils-redhat-42ea3f197a3b79326ce9afa879f457d099904a78.tar.gz | |
opcodes: blackfin: mark push/pop insns with a P6/P7 range as illegal
The push/pop multiple insn has a 3 bit field for the P register range,
but only values of 0...5 are valid (P0 - P5). There is no such P6 or
P7 register, so mark these insns as illegal.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
| -rw-r--r-- | opcodes/ChangeLog | 4 | ||||
| -rw-r--r-- | opcodes/bfin-dis.c | 3 |
2 files changed, 7 insertions, 0 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index 3067e3cce7..f11938c340 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,3 +1,7 @@ +2010-09-22 Mike Frysinger <vapier@gentoo.org> + + * bfin-dis.c (decode_PushPopMultiple_0): Return 0 when pr > 5. + 2010-09-22 Robin Getz <robin.getz@analog.com> * bfin-dis.c (decode_dsp32shiftimm_0): Add missing "S" flag. diff --git a/opcodes/bfin-dis.c b/opcodes/bfin-dis.c index a510db1e76..0ce0ecf46f 100644 --- a/opcodes/bfin-dis.c +++ b/opcodes/bfin-dis.c @@ -936,6 +936,9 @@ decode_PushPopMultiple_0 (TIword iw0, disassemble_info *outf) int dr = ((iw0 >> PushPopMultiple_dr_bits) & PushPopMultiple_dr_mask); int pr = ((iw0 >> PushPopMultiple_pr_bits) & PushPopMultiple_pr_mask); + if (pr > 5) + return 0; + if (W == 1 && d == 1 && p == 1) { OUTS (outf, "[--SP] = (R7:"); |