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| author | Mike Frysinger <vapier@gentoo.org> | 2015-12-26 18:22:37 -0500 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2015-12-26 18:22:37 -0500 |
| commit | 236bf91febaa3a7b0c2231a8740968e90aa497c6 (patch) | |
| tree | 6bfdfa73aef909e3aec23e739ab889f51c006d7b /sim | |
| parent | dea10706e9159ba6e94eab4c25010f3006d033a0 (diff) | |
| download | gdb-236bf91febaa3a7b0c2231a8740968e90aa497c6.zip gdb-236bf91febaa3a7b0c2231a8740968e90aa497c6.tar.gz gdb-236bf91febaa3a7b0c2231a8740968e90aa497c6.tar.bz2 | |
sim: bfin: avoid stack error under asan
We set up an array of 3 elements and then index into it with a 2bit
value. We check the range before we actually use the pointer, but
the indexing is enough to make asan upset, so just stuff a fourth
value in there to keep things simple.
Diffstat (limited to 'sim')
| -rw-r--r-- | sim/bfin/ChangeLog | 4 | ||||
| -rw-r--r-- | sim/bfin/bfin-sim.c | 2 |
2 files changed, 5 insertions, 1 deletions
diff --git a/sim/bfin/ChangeLog b/sim/bfin/ChangeLog index 6717fcc..fb00c8b 100644 --- a/sim/bfin/ChangeLog +++ b/sim/bfin/ChangeLog @@ -1,5 +1,9 @@ 2015-12-26 Mike Frysinger <vapier@gentoo.org> + * bfin-sim.c (decode_LDST_0): Add 4th element to posts array. + +2015-12-26 Mike Frysinger <vapier@gentoo.org> + * interp.c (sim_create_inferior): Update comment and argv check. 2015-12-25 Mike Frysinger <vapier@gentoo.org> diff --git a/sim/bfin/bfin-sim.c b/sim/bfin/bfin-sim.c index b6acb4e..9737bc1 100644 --- a/sim/bfin/bfin-sim.c +++ b/sim/bfin/bfin-sim.c @@ -3292,7 +3292,7 @@ decode_LDST_0 (SIM_CPU *cpu, bu16 iw0) int aop = ((iw0 >> LDST_aop_bits) & LDST_aop_mask); int reg = ((iw0 >> LDST_reg_bits) & LDST_reg_mask); int ptr = ((iw0 >> LDST_ptr_bits) & LDST_ptr_mask); - const char * const posts[] = { "++", "--", "" }; + const char * const posts[] = { "++", "--", "", "<INV>" }; const char *post = posts[aop]; const char *ptr_name = get_preg_name (ptr); |