Revision 2e70f6ef target-m68k/translate.c
| b/target-m68k/translate.c | ||
|---|---|---|
| 63 | 63 |
/* Used to distinguish stores from bad addressing modes. */ |
| 64 | 64 |
static TCGv store_dummy; |
| 65 | 65 |
|
| 66 |
#include "gen-icount.h" |
|
| 67 |
|
|
| 66 | 68 |
void m68k_tcg_init(void) |
| 67 | 69 |
{
|
| 68 | 70 |
char *p; |
| ... | ... | |
| 2919 | 2921 |
target_ulong pc_start; |
| 2920 | 2922 |
int pc_offset; |
| 2921 | 2923 |
int last_cc_op; |
| 2924 |
int num_insns; |
|
| 2925 |
int max_insns; |
|
| 2922 | 2926 |
|
| 2923 | 2927 |
/* generate intermediate code */ |
| 2924 | 2928 |
pc_start = tb->pc; |
| ... | ... | |
| 2937 | 2941 |
dc->is_mem = 0; |
| 2938 | 2942 |
dc->mactmp = NULL_QREG; |
| 2939 | 2943 |
lj = -1; |
| 2944 |
num_insns = 0; |
|
| 2945 |
max_insns = tb->cflags & CF_COUNT_MASK; |
|
| 2946 |
if (max_insns == 0) |
|
| 2947 |
max_insns = CF_COUNT_MASK; |
|
| 2948 |
|
|
| 2949 |
gen_icount_start(); |
|
| 2940 | 2950 |
do {
|
| 2941 | 2951 |
pc_offset = dc->pc - pc_start; |
| 2942 | 2952 |
gen_throws_exception = NULL; |
| ... | ... | |
| 2960 | 2970 |
} |
| 2961 | 2971 |
gen_opc_pc[lj] = dc->pc; |
| 2962 | 2972 |
gen_opc_instr_start[lj] = 1; |
| 2973 |
gen_opc_icount[lj] = num_insns; |
|
| 2963 | 2974 |
} |
| 2975 |
if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) |
|
| 2976 |
gen_io_start(); |
|
| 2964 | 2977 |
last_cc_op = dc->cc_op; |
| 2965 | 2978 |
dc->insn_pc = dc->pc; |
| 2966 | 2979 |
disas_m68k_insn(env, dc); |
| 2980 |
num_insns++; |
|
| 2967 | 2981 |
|
| 2968 | 2982 |
/* Terminate the TB on memory ops if watchpoints are present. */ |
| 2969 | 2983 |
/* FIXME: This should be replacd by the deterministic execution |
| ... | ... | |
| 2972 | 2986 |
break; |
| 2973 | 2987 |
} while (!dc->is_jmp && gen_opc_ptr < gen_opc_end && |
| 2974 | 2988 |
!env->singlestep_enabled && |
| 2975 |
(pc_offset) < (TARGET_PAGE_SIZE - 32)); |
|
| 2989 |
(pc_offset) < (TARGET_PAGE_SIZE - 32) && |
|
| 2990 |
num_insns < max_insns); |
|
| 2976 | 2991 |
|
| 2992 |
if (tb->cflags & CF_LAST_IO) |
|
| 2993 |
gen_io_end(); |
|
| 2977 | 2994 |
if (__builtin_expect(env->singlestep_enabled, 0)) {
|
| 2978 | 2995 |
/* Make sure the pc is updated, and raise a debug exception. */ |
| 2979 | 2996 |
if (!dc->is_jmp) {
|
| ... | ... | |
| 2999 | 3016 |
break; |
| 3000 | 3017 |
} |
| 3001 | 3018 |
} |
| 3019 |
gen_icount_end(tb, num_insns); |
|
| 3002 | 3020 |
*gen_opc_ptr = INDEX_op_end; |
| 3003 | 3021 |
|
| 3004 | 3022 |
#ifdef DEBUG_DISAS |
| ... | ... | |
| 3016 | 3034 |
gen_opc_instr_start[lj++] = 0; |
| 3017 | 3035 |
} else {
|
| 3018 | 3036 |
tb->size = dc->pc - pc_start; |
| 3037 |
tb->icount = num_insns; |
|
| 3019 | 3038 |
} |
| 3020 | 3039 |
|
| 3021 | 3040 |
//optimize_flags(); |
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