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#include <stdint.h>
#include <stdlib.h>
#include <stdio.h>
#include "dis.h"
typedef void tdis_ret;
typedef struct tc {
uint32_t pc;
uint32_t op;
} *tdis_ctx;
#define P(x) P_##x
__attribute__((noinline))
static void P_data(struct tc *ctx, struct dis_data_operand *ops, size_t nops) {
printf("data: %08x\n", ctx->op);
for(size_t i = 0; i < nops; i++) {
const struct bitslice *n = ops[i].n;
unsigned val = bs_get(n, ctx->op);
printf(" {");
for(int j = 0; j < n->nruns; j++) {
struct bitslice_run run = n->runs[j];
printf(" %d:%d:%d", run.inpos, run.outpos, run.len);
}
printf(" } =>\n");
printf(" reg %x: %s\n", val, ops[i].out ? "out" : "in");
}
unsigned newop = ctx->op;
for(size_t i = 0; i < nops; i++)
newop = bs_set(ops[i].n, i, newop);
printf("modified: %x\n", newop);
}
static void P_adr(struct tc *ctx, UNUSED uint32_t dpc) {
printf("adr: %08x\n", ctx->op);
}
static void P_branch(struct tc *ctx, UNUSED uint32_t dpc) {
printf("branch: %08x\n", ctx->op);
}
static void P_unidentified(struct tc *ctx) {
printf("unidentified: %08x\n", ctx->op);
}
#include "dis-arm.inc.h"
int main(UNUSED int argc, char **argv) {
struct tc ctx;
ctx.pc = 0xdead0000;
ctx.op = (uint32_t) strtoll(argv[1] ? argv[1] : "deadbeef", NULL, 16);
P_dis_arm(&ctx);
}
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