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| author | Anthony Green <green@redhat.com> | 2010-02-03 10:28:19 +0000 |
|---|---|---|
| committer | Anthony Green <green@redhat.com> | 2010-02-03 10:28:19 +0000 |
| commit | 32d49b7b49a5ef4fe65c6f619e3825870b072b14 (patch) | |
| tree | 5cd4894f24a2df0a2b7d4d92d9d23e81be03c04b | |
| parent | 0d31c79dad789b6e82620d842e8ba8c5d71cde88 (diff) | |
| download | gdb-32d49b7b49a5ef4fe65c6f619e3825870b072b14.zip gdb-32d49b7b49a5ef4fe65c6f619e3825870b072b14.tar.gz gdb-32d49b7b49a5ef4fe65c6f619e3825870b072b14.tar.bz2 | |
Fix nop insn for moxie
| -rw-r--r-- | sim/moxie/ChangeLog | 5 | ||||
| -rw-r--r-- | sim/moxie/interp.c | 26 |
2 files changed, 20 insertions, 11 deletions
diff --git a/sim/moxie/ChangeLog b/sim/moxie/ChangeLog index 00af8db..c2c1c65 100644 --- a/sim/moxie/ChangeLog +++ b/sim/moxie/ChangeLog @@ -1,3 +1,8 @@ +2010-02-03 Anthony Green <green@moxielogic.com> + + * interp.c (sim_resume): nop is 0x0f, and 0x00 is an illegal + instruction. + 2010-01-13 Anthony Green <green@moxielogic.com> * interp.c (sim_open): Add period to end of sentence in comment. diff --git a/sim/moxie/interp.c b/sim/moxie/interp.c index cd1bbeb..a608416 100644 --- a/sim/moxie/interp.c +++ b/sim/moxie/interp.c @@ -414,7 +414,10 @@ sim_resume (sd, step, siggnal) int opcode = inst >> 8; switch (opcode) { - case 0x00: /* nop */ + case 0x00: /* bad */ + opc = opcode; + TRACE("SIGILL0"); + cpu.asregs.exception = SIGILL; break; case 0x01: /* ldi.l (immediate) */ { @@ -587,16 +590,17 @@ sim_resume (sd, step, siggnal) cpu.asregs.cc = cc; } break; - case 0x0f: - case 0x10: - case 0x11: - case 0x12: - case 0x13: - case 0x14: - case 0x15: - case 0x16: - case 0x17: - case 0x18: + case 0x0f: /* nop */ + break; + case 0x10: /* bad */ + case 0x11: /* bad */ + case 0x12: /* bad */ + case 0x13: /* bad */ + case 0x14: /* bad */ + case 0x15: /* bad */ + case 0x16: /* bad */ + case 0x17: /* bad */ + case 0x18: /* bad */ { opc = opcode; TRACE("SIGILL0"); |