- codegendata *cd;
- patchref *pref;
- u8 mcode;
- u1 *savedmcodeptr;
- u1 *tmpmcodeptr;
- s4 targetdisp;
- s4 disp;
-
- /* get required compiler data */
-
- cd = jd->cd;
-
- /* generate code patching stub call code */
-
- targetdisp = 0;
-
- for (pref = cd->patchrefs; pref != NULL; pref = pref->next) {
- /* check size of code segment */
-
- MCODECHECK(512);
-
- /* Get machine code which is patched back in later. A
- `call rel32' is 5 bytes long (but read 8 bytes). */
-
- savedmcodeptr = cd->mcodebase + pref->branchpos;
- mcode = *((u8 *) savedmcodeptr);
-
- /* patch in `call rel32' to call the following code */
-
- tmpmcodeptr = cd->mcodeptr; /* save current mcodeptr */
- cd->mcodeptr = savedmcodeptr; /* set mcodeptr to patch position */
-
- M_CALL_IMM(tmpmcodeptr - (savedmcodeptr + PATCHER_CALL_SIZE));
-
- cd->mcodeptr = tmpmcodeptr; /* restore the current mcodeptr */
-
- /* move pointer to java_objectheader onto stack */