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| author | Michael Pavone <pavone@retrodev.com> | 2016-04-26 00:07:15 -0700 |
|---|---|---|
| committer | Michael Pavone <pavone@retrodev.com> | 2016-04-26 00:07:15 -0700 |
| commit | 042768acd31ac2a59049db55e31b647c2eb51818 (patch) | |
| tree | e8f9eb1e0b9098c558aa9ff0f7bee7ace8c6fc27 /m68k_core.c | |
| parent | f648307598ab5c06261ef7bd9b27308cda8f1a4e (diff) | |
Implement illegal instruction trap
Diffstat (limited to 'm68k_core.c')
| -rw-r--r-- | m68k_core.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/m68k_core.c b/m68k_core.c index bbc5abd..b687045 100644 --- a/m68k_core.c +++ b/m68k_core.c @@ -339,6 +339,15 @@ void translate_m68k_trap(m68k_options *opts, m68kinst *inst) jmp(code, opts->trap); } +void translate_m68k_illegal(m68k_options *opts, m68kinst *inst) +{ + code_info *code = &opts->gen.code; + cycles(&opts->gen, BUS); + ldi_native(opts, VECTOR_ILLEGAL_INST, opts->gen.scratch2); + ldi_native(opts, inst->address, opts->gen.scratch1); + jmp(code, opts->trap); +} + void translate_m68k_move_usp(m68k_options *opts, m68kinst *inst) { cycles(&opts->gen, BUS); @@ -800,7 +809,7 @@ impl_info m68k_impls[] = { RAW_IMPL(M68K_TRAP, translate_m68k_trap), RAW_IMPL(M68K_TRAPV, translate_m68k_trapv), RAW_IMPL(M68K_ILLEGAL, translate_m68k_illegal), - RAW_IMPL(M68K_INVALID, translate_m68k_invalid), + RAW_IMPL(M68K_INVALID, translate_m68k_illegal), //misc RAW_IMPL(M68K_NOP, translate_m68k_nop), |