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platform, debug dump if no disassembler support

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This commit is contained in:
kub 2021-04-16 21:43:17 +02:00
parent eba9396473
commit cc19f5a12d
1 changed files with 27 additions and 2 deletions
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29
platform/common/host_dasm.c
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@ -7,10 +7,10 @@
#include <stdint.h> #include <stdint.h>
#include <string.h> #include <string.h>
#ifdef __mips__ #if defined __mips__
#include "dismips.c" #include "dismips.c"
#define disasm dismips #define disasm dismips
#else #elif defined __arm__
#include "disarm.c" #include "disarm.c"
#define disasm disarm #define disasm disarm
#endif #endif
@ -36,6 +36,7 @@ static const char *lookup_name(void *addr)
return NULL; return NULL;
} }
#ifdef disasm
void host_dasm(void *addr, int len) void host_dasm(void *addr, int len)
{ {
void *end = (char *)addr + len; void *end = (char *)addr + len;
@ -65,6 +66,30 @@ void host_dasm(void *addr, int len)
addr = (char *)addr + sizeof(long); addr = (char *)addr + sizeof(long);
} }
} }
#else
void host_dasm(void *addr, int len)
{
char *end = (char *)addr + len;
char buf[64];
char *p = addr;
int i = 0, o = 0;
o = snprintf(buf, sizeof(buf), "%p: ", p);
while (p < end) {
o += snprintf(buf+o, sizeof(buf)-o, "%02x ", *p++);
if (++i >= 16) {
buf[o] = '\0';
printf("%s\n", buf);
o = snprintf(buf, sizeof(buf), "%p: ", p);
i = 0;
}
}
if (i) {
buf[o] = '\0';
printf("%s\n", buf);
}
}
#endif
void host_dasm_new_symbol_(void *addr, const char *name) void host_dasm_new_symbol_(void *addr, const char *name)
{ {