diff options
author | Michael Snyder <msnyder@specifix.com> | 2003-07-18 00:08:23 +0000 |
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committer | Michael Snyder <msnyder@specifix.com> | 2003-07-18 00:08:23 +0000 |
commit | f2a9dbd15f03c9b18129e416843bff8627169465 (patch) | |
tree | e0d480cc34b52b98e1e0dc97b39d8e192ad061e4 /sim/h8300 | |
parent | 87458c597262048d83a39431c5df2486f88a6b1d (diff) | |
download | gdb-f2a9dbd15f03c9b18129e416843bff8627169465.tar.gz |
2003-07-17 Michael Snyder <msnyder@redhat.com>
* compile.c (decode): IMM16 is always zero-extended.
Diffstat (limited to 'sim/h8300')
-rw-r--r-- | sim/h8300/ChangeLog | 4 | ||||
-rw-r--r-- | sim/h8300/compile.c | 4 |
2 files changed, 7 insertions, 1 deletions
diff --git a/sim/h8300/ChangeLog b/sim/h8300/ChangeLog index 2112ad92682..77cb91260dd 100644 --- a/sim/h8300/ChangeLog +++ b/sim/h8300/ChangeLog @@ -1,3 +1,7 @@ +2003-07-17 Michael Snyder <msnyder@redhat.com> + + * compile.c (decode): IMM16 is always zero-extended. + 2003-06-24 Michael Snyder <msnyder@redhat.com> * sim-main.h (SIM_WIFSTOPPED, SIM_WSTOPSIG): Define. diff --git a/sim/h8300/compile.c b/sim/h8300/compile.c index 7635655b3e5..3819fdd6929 100644 --- a/sim/h8300/compile.c +++ b/sim/h8300/compile.c @@ -818,7 +818,9 @@ decode (SIM_DESC sd, int addr, unsigned char *data, decoded_inst *dst) (looking_for & SIZE) == L_16U) { cst[opnum] = (data[len / 2] << 8) + data[len / 2 + 1]; - if ((looking_for & SIZE) != L_16U) + /* Immediates are always unsigned. */ + if ((looking_for & SIZE) != L_16U && + (looking_for & MODE) != IMM) cst[opnum] = (short) cst[opnum]; /* Sign extend. */ } else if (looking_for & ABSJMP) |