diff options
Diffstat (limited to 'translate-i386.c')
| -rw-r--r-- | translate-i386.c | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/translate-i386.c b/translate-i386.c index f02c5ea677..4c052a4e47 100644 --- a/translate-i386.c +++ b/translate-i386.c @@ -38,10 +38,40 @@ #define offsetof(type, field) ((size_t) &((type *)0)->field) #endif +/* XXX: move that elsewhere */ static uint16_t *gen_opc_ptr; static uint32_t *gen_opparam_ptr; int __op_param1, __op_param2, __op_param3; +#ifdef __i386__ +static inline void flush_icache_range(unsigned long start, unsigned long stop) +{ +} +#endif + +#ifdef __powerpc__ + +#define MIN_CACHE_LINE_SIZE 8 /* conservative value */ + +static void inline flush_icache_range(unsigned long start, unsigned long stop) +{ + unsigned long p; + + p = start & ~(MIN_CACHE_LINE_SIZE - 1); + stop = (stop + MIN_CACHE_LINE_SIZE - 1) & ~(MIN_CACHE_LINE_SIZE - 1); + + for (p = start; p < stop; p += MIN_CACHE_LINE_SIZE) { + asm ("dcbst 0,%0;" : : "r"(p) : "memory"); + } + asm ("sync"); + for (p = start; p < stop; p += MIN_CACHE_LINE_SIZE) { + asm ("icbi 0,%0; sync;" : : "r"(p) : "memory"); + } + asm ("sync"); + asm ("isync"); +} +#endif + extern FILE *logfile; extern int loglevel; @@ -3179,6 +3209,7 @@ int cpu_x86_gen_code(uint8_t *gen_code_buf, int max_code_size, DisasContext dc1, *dc = &dc1; uint8_t *pc_ptr; uint16_t *gen_opc_end; + int gen_code_size; long ret; #ifdef DEBUG_DISAS struct disassemble_info disasm_info; @@ -3264,7 +3295,9 @@ int cpu_x86_gen_code(uint8_t *gen_code_buf, int max_code_size, #endif /* generate machine code */ - *gen_code_size_ptr = dyngen_code(gen_code_buf, gen_opc_buf, gen_opparam_buf); + gen_code_size = dyngen_code(gen_code_buf, gen_opc_buf, gen_opparam_buf); + flush_icache_range((unsigned long)gen_code_buf, (unsigned long)(gen_code_buf + gen_code_size)); + *gen_code_size_ptr = gen_code_size; #ifdef DEBUG_DISAS if (loglevel) { |