Revision c570fd16 target-mips/op_helper.c
| b/target-mips/op_helper.c | ||
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#undef MEMSUFFIX |
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#endif |
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#ifdef MIPS_HAS_MIPS64 |
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#if TARGET_LONG_BITS > HOST_LONG_BITS |
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/* Those might call libgcc functions. */ |
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void do_dsll (void) |
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{
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T0 = T0 << T1; |
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} |
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void do_dsll32 (void) |
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{
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T0 = T0 << (T1 + 32); |
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} |
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void do_dsra (void) |
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{
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T0 = (int64_t)T0 >> T1; |
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} |
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void do_dsra32 (void) |
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{
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T0 = (int64_t)T0 >> (T1 + 32); |
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} |
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void do_dsrl (void) |
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{
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T0 = T0 >> T1; |
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} |
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void do_dsrl32 (void) |
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{
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T0 = T0 >> (T1 + 32); |
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} |
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void do_drotr (void) |
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{
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target_ulong tmp; |
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if (T1) {
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tmp = T0 << (0x40 - T1); |
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T0 = (T0 >> T1) | tmp; |
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} else |
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T0 = T1; |
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} |
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void do_drotr32 (void) |
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{
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target_ulong tmp; |
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if (T1) {
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tmp = T0 << (0x40 - (32 + T1)); |
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T0 = (T0 >> (32 + T1)) | tmp; |
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} else |
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T0 = T1; |
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} |
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void do_dsllv (void) |
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{
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T0 = T1 << (T0 & 0x3F); |
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} |
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void do_dsrav (void) |
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{
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T0 = (int64_t)T1 >> (T0 & 0x3F); |
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} |
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void do_dsrlv (void) |
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{
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T0 = T1 >> (T0 & 0x3F); |
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} |
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void do_drotrv (void) |
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{
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target_ulong tmp; |
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T0 &= 0x3F; |
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if (T0) {
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tmp = T1 << (0x40 - T0); |
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T0 = (T1 >> T0) | tmp; |
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} else |
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T0 = T1; |
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} |
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#endif /* TARGET_LONG_BITS > HOST_LONG_BITS */ |
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#endif /* MIPS_HAS_MIPS64 */ |
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/* 64 bits arithmetic for 32 bits hosts */ |
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#if (HOST_LONG_BITS == 32)
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#if TARGET_LONG_BITS > HOST_LONG_BITS
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static inline uint64_t get_HILO (void) |
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{
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return ((uint64_t)env->HI << 32) | (uint64_t)env->LO; |
| ... | ... | |
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static inline void set_HILO (uint64_t HILO) |
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{
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env->LO = HILO & 0xFFFFFFFF;
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env->HI = HILO >> 32;
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env->LO = SIGN_EXTEND32(HILO & 0xFFFFFFFF);
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env->HI = SIGN_EXTEND32(HILO >> 32);
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} |
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void do_mult (void) |
| ... | ... | |
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void do_multu (void) |
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{
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set_HILO((uint64_t)T0 * (uint64_t)T1);
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set_HILO((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1);
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} |
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void do_madd (void) |
| ... | ... | |
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{
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uint64_t tmp; |
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tmp = ((uint64_t)T0 * (uint64_t)T1);
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tmp = ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1);
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set_HILO(get_HILO() + tmp); |
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} |
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|
| ... | ... | |
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{
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uint64_t tmp; |
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tmp = ((uint64_t)T0 * (uint64_t)T1);
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tmp = ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1);
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set_HILO(get_HILO() - tmp); |
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} |
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#endif |
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#ifdef MIPS_HAS_MIPS64 |
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void do_dmult (void) |
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{
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/* XXX */ |
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set_HILO((int64_t)T0 * (int64_t)T1); |
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} |
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void do_dmultu (void) |
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{
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/* XXX */ |
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set_HILO((uint64_t)T0 * (uint64_t)T1); |
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} |
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void do_ddiv (void) |
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{
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if (T1 != 0) {
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env->LO = (int64_t)T0 / (int64_t)T1; |
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env->HI = (int64_t)T0 % (int64_t)T1; |
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} |
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} |
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void do_ddivu (void) |
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{
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if (T1 != 0) {
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env->LO = T0 / T1; |
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env->HI = T0 % T1; |
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} |
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} |
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#endif |
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#if defined(CONFIG_USER_ONLY) |
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void do_mfc0_random (void) |
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{
|
| ... | ... | |
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/* CP0 helpers */ |
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void do_mfc0_random (void) |
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{
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T0 = cpu_mips_get_random(env);
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T0 = SIGN_EXTEND32(cpu_mips_get_random(env));
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} |
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void do_mfc0_count (void) |
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{
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T0 = cpu_mips_get_count(env);
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T0 = SIGN_EXTEND32(cpu_mips_get_count(env));
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} |
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void do_mtc0_status_debug(uint32_t old, uint32_t val) |
| ... | ... | |
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/* XXX: detect conflicting TLBs and raise a MCHECK exception when needed */ |
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tlb = &env->tlb[idx]; |
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tlb->VPN = env->CP0_EntryHi & 0xFFFFE000;
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tlb->VPN = env->CP0_EntryHi & SIGN_EXTEND32(0xFFFFE000);
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tlb->ASID = env->CP0_EntryHi & 0xFF; |
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size = env->CP0_PageMask >> 13; |
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size = 4 * (size + 1); |
| ... | ... | |
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uint8_t ASID; |
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int i; |
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tag = env->CP0_EntryHi & 0xFFFFE000;
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tag = env->CP0_EntryHi & SIGN_EXTEND32(0xFFFFE000);
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ASID = env->CP0_EntryHi & 0xFF; |
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for (i = 0; i < MIPS_TLB_NB; i++) {
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tlb = &env->tlb[i]; |
| ... | ... | |
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#endif /* !CONFIG_USER_ONLY */ |
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void op_dump_ldst (const unsigned char *func)
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void dump_ldst (const unsigned char *func) |
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{
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if (loglevel) |
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fprintf(logfile, "%s => %08x %08x\n", __func__, T0, T1);
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fprintf(logfile, "%s => " TLSZ " " TLSZ "\n", __func__, T0, T1);
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} |
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void dump_sc (void) |
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{
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if (loglevel) {
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fprintf(logfile, "%s %08x at %08x (%08x)\n", __func__,
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fprintf(logfile, "%s " TLSZ " at " TLSZ " (" TLSZ ")\n", __func__,
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T1, T0, env->CP0_LLAddr); |
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} |
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} |
| ... | ... | |
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void debug_eret (void) |
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{
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if (loglevel) {
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fprintf(logfile, "ERET: pc %08x EPC %08x ErrorEPC %08x (%d)\n",
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fprintf(logfile, "ERET: pc " TLSZ " EPC " TLSZ " ErrorEPC " TLSZ " (%d)\n",
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env->PC, env->CP0_EPC, env->CP0_ErrorEPC, |
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env->hflags & MIPS_HFLAG_ERL ? 1 : 0); |
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} |
| ... | ... | |
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break; |
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case 3: |
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case 12: |
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printf("%c", env->gpr[4] & 0xFF);
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printf("%c", (char)(env->gpr[4] & 0xFF));
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break; |
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case 17: |
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break; |
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case 158: |
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{
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unsigned char *fmt = (void *)env->gpr[4]; |
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unsigned char *fmt = (void *)(unsigned long)env->gpr[4];
|
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printf("%s", fmt);
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} |
| 466 | 580 |
break; |
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