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root/cebix/BasiliskII/src/uae_cpu/compiler/compemu_support.cpp
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Comparing BasiliskII/src/uae_cpu/compiler/compemu_support.cpp (file contents):
Revision 1.8 by gbeauche, 2002-10-02T15:55:10Z vs.
Revision 1.9 by gbeauche, 2002-10-02T16:22:51Z

# Line 44 | Line 44
44   #endif
45  
46   #ifndef WIN32
47 < #define PROFILE_COMPILE_TIME    1
47 > #define PROFILE_COMPILE_TIME            1
48 > #define PROFILE_UNTRANSLATED_INSNS      1
49   #endif
50  
51   #ifdef WIN32
# Line 69 | Line 70 | static clock_t emul_start_time = 0;
70   static clock_t emul_end_time    = 0;
71   #endif
72  
73 + #if PROFILE_UNTRANSLATED_INSNS
74 + const int untranslated_top_ten = 20;
75 + static uae_u32 raw_cputbl_count[65536] = { 0, };
76 + static uae_u16 opcode_nums[65536];
77 +
78 + static int untranslated_compfn(const void *e1, const void *e2)
79 + {
80 +        return raw_cputbl_count[*(const uae_u16 *)e1] < raw_cputbl_count[*(const uae_u16 *)e2];
81 + }
82 + #endif
83 +
84   compop_func *compfunctbl[65536];
85   compop_func *nfcompfunctbl[65536];
86   cpuop_func *nfcpufunctbl[65536];
# Line 4641 | Line 4653 | void compiler_init(void)
4653          
4654          initialized = true;
4655          
4656 + #if PROFILE_UNTRANSLATED_INSNS
4657 +        write_log("<JIT compiler> : gather statistics on untranslated insns count\n");
4658 + #endif
4659 +
4660   #if PROFILE_COMPILE_TIME
4661          write_log("<JIT compiler> : gather statistics on translation time\n");
4662          emul_start_time = clock();
# Line 4674 | Line 4690 | void compiler_exit(void)
4690                  100.0*double(compile_time)/double(emul_time));
4691          write_log("\n");
4692   #endif
4693 +
4694 + #if PROFILE_UNTRANSLATED_INSNS
4695 +        uae_u64 untranslated_count = 0;
4696 +        for (int i = 0; i < 65536; i++) {
4697 +                opcode_nums[i] = i;
4698 +                untranslated_count += raw_cputbl_count[i];
4699 +        }
4700 +        write_log("Sorting out untranslated instructions count...\n");
4701 +        qsort(opcode_nums, 65536, sizeof(uae_u16), untranslated_compfn);
4702 +        write_log("\nRank  Opc      Count Name\n");
4703 +        for (int i = 0; i < untranslated_top_ten; i++) {
4704 +                uae_u32 count = raw_cputbl_count[opcode_nums[i]];
4705 +                struct instr *dp;
4706 +                struct mnemolookup *lookup;
4707 +                if (!count)
4708 +                        break;
4709 +                dp = table68k + opcode_nums[i];
4710 +                for (lookup = lookuptab; lookup->mnemo != dp->mnemo; lookup++)
4711 +                        ;
4712 +                write_log("%03d: %04x %10lu %s\n", i, opcode_nums[i], count, lookup->name);
4713 +        }
4714 + #endif
4715   }
4716  
4717   bool compiler_use_jit(void)
# Line 6152 | Line 6190 | static void compile_block(cpu_history* p
6190                      raw_mov_l_mi((uae_u32)&regs.pc_p,
6191                                   (uae_u32)pc_hist[i].location);
6192                      raw_call((uae_u32)cputbl[opcode]);
6193 + #if PROFILE_UNTRANSLATED_INSNS
6194 +                        // raw_cputbl_count[] is indexed with plain opcode (in m68k order)
6195 +                        raw_add_l_mi((uae_u32)&raw_cputbl_count[cft_map(opcode)],1);
6196 + #endif
6197                      //raw_add_l_mi((uae_u32)&oink,1); // FIXME
6198   #if USE_NORMAL_CALLING_CONVENTION
6199                      raw_inc_sp(4);

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