diff options
Diffstat (limited to 'target/m68k/cpu.c')
| -rw-r--r-- | target/m68k/cpu.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c index c6fde8132b..5c72f24694 100644 --- a/target/m68k/cpu.c +++ b/target/m68k/cpu.c @@ -103,6 +103,7 @@ static void m5206_cpu_initfn(Object *obj) m68k_set_feature(env, M68K_FEATURE_CF_ISA_A); } +/* Base feature set, including isns. for m68k family */ static void m68000_cpu_initfn(Object *obj) { M68kCPU *cpu = M68K_CPU(obj); @@ -135,6 +136,13 @@ static void m680x0_cpu_common(CPUM68KState *env) m68k_set_feature(env, M68K_FEATURE_MOVEP); } +/* + * Adds BFCHG, BFCLR, BFEXTS, BFEXTU, BFFFO, BFINS, BFSET, BFTST, CAS, CAS2, + * CHK2, CMP2, DIVSL, DIVUL, EXTB, PACK, TRAPcc, UNPK. + * + * 68020/30 only: + * CALLM, cpBcc, cpDBcc, cpGEN, cpRESTORE, cpSAVE, cpScc, cpTRAPcc + */ static void m68020_cpu_initfn(Object *obj) { M68kCPU *cpu = M68K_CPU(obj); @@ -144,6 +152,14 @@ static void m68020_cpu_initfn(Object *obj) m68k_set_feature(env, M68K_FEATURE_M68020); } +/* + * Adds: PFLUSH (*5) + * 68030 Only: PFLUSHA (*5), PLOAD (*5), PMOVE + * 68030/40 Only: PTEST + * + * NOTES: + * 5. Not valid on MC68EC030 + */ static void m68030_cpu_initfn(Object *obj) { M68kCPU *cpu = M68K_CPU(obj); @@ -153,6 +169,23 @@ static void m68030_cpu_initfn(Object *obj) m68k_set_feature(env, M68K_FEATURE_M68030); } +/* + * Adds: CINV, CPUSH + * Adds all with Note *2: FABS, FSABS, FDABS, FADD, FSADD, FDADD, FBcc, FCMP, + * FDBcc, FDIV, FSDIV, FDDIV, FMOVE, FSMOVE, FDMOVE, + * FMOVEM, FMUL, FSMUL, FDMUL, FNEG, FSNEG, FDNEG, FNOP, + * FRESTORE, FSAVE, FScc, FSQRT, FSSQRT, FDSQRT, FSUB, + * FSSUB, FDSUB, FTRAPcc, FTST + * + * Adds with Notes *2, and *3: FACOS, FASIN, FATAN, FATANH, FCOS, FCOSH, FETOX, + * FETOXM, FGETEXP, FGETMAN, FINT, FINTRZ, FLOG10, + * FLOG2, FLOGN, FLOGNP1, FMOD, FMOVECR, FREM, + * FSCALE, FSGLDIV, FSGLMUL, FSIN, FSINCOS, FSINH, + * FTAN, FTANH, FTENTOX, FTWOTOX + * NOTES: + * 2. Not applicable to the MC68EC040, MC68LC040, MC68EC060, and MC68LC060. + * 3. These are software-supported instructions on the MC68040 and MC68060. + */ static void m68040_cpu_initfn(Object *obj) { M68kCPU *cpu = M68K_CPU(obj); @@ -162,6 +195,17 @@ static void m68040_cpu_initfn(Object *obj) m68k_set_feature(env, M68K_FEATURE_M68040); } +/* + * Adds: PLPA + * Adds all with Note *2: CAS, CAS2, MULS, MULU, CHK2, CMP2, DIVS, DIVU + * All Fxxxx instructions are as per m68040 with exception to; FMOVEM NOTE3 + * + * Does NOT implement MOVEP + * + * NOTES: + * 2. Not applicable to the MC68EC040, MC68LC040, MC68EC060, and MC68LC060. + * 3. These are software-supported instructions on the MC68040 and MC68060. + */ static void m68060_cpu_initfn(Object *obj) { M68kCPU *cpu = M68K_CPU(obj); |